From a4db29d167237d119730f100055717e390103813 Mon Sep 17 00:00:00 2001 From: ganome Date: Mon, 29 Sep 2025 14:20:18 -0600 Subject: [PATCH] Initial Commit of DWM 6.6 --- LICENSE | 39 +- Makefile | 67 + README | 48 + config.def.h | 386 +++++ config.h | 386 +++++ config.mk | 76 + drw.c | 452 ++++++ drw.h | 67 + drw.o | Bin 0 -> 11624 bytes dwm | Bin 0 -> 141328 bytes dwm-msg | Bin 0 -> 21784 bytes dwm.1 | 176 +++ dwm.c | 2913 +++++++++++++++++++++++++++++++++++ dwm.desktop | 7 + dwm.o | Bin 0 -> 167496 bytes dwm.png | Bin 0 -> 373 bytes patch/alttab.c | 211 +++ patch/alttab.h | 5 + patch/attachx.c | 14 + patch/attachx.h | 2 + patch/bar.c | 39 + patch/bar.h | 2 + patch/bar_ewmhtags.c | 52 + patch/bar_ewmhtags.h | 7 + patch/bar_indicators.c | 104 ++ patch/bar_indicators.h | 21 + patch/bar_ltsymbol.c | 17 + patch/bar_ltsymbol.h | 3 + patch/bar_status.c | 18 + patch/bar_status.h | 4 + patch/bar_systray.c | 190 +++ patch/bar_systray.h | 40 + patch/bar_tabgroups.c | 238 +++ patch/bar_tabgroups.h | 8 + patch/bar_tagicons.c | 9 + patch/bar_tagicons.h | 8 + patch/bar_tagpreview.c | 91 ++ patch/bar_tagpreview.h | 4 + patch/bar_tags.c | 98 ++ patch/bar_tags.h | 4 + patch/bar_winicon.c | 145 ++ patch/bar_winicon.h | 9 + patch/bar_wintitle.c | 53 + patch/bar_wintitle.h | 4 + patch/bar_wintitleactions.c | 103 ++ patch/bar_wintitleactions.h | 7 + patch/cfacts.c | 24 + patch/cfacts.h | 2 + patch/cool_autostart.c | 37 + patch/cool_autostart.h | 2 + patch/cyclelayouts.c | 10 + patch/cyclelayouts.h | 2 + patch/decorationhints.c | 35 + patch/decorationhints.h | 9 + patch/dragmfact.c | 108 ++ patch/dragmfact.h | 2 + patch/include.c | 42 + patch/include.h | 37 + patch/ipc.c | 72 + patch/ipc.h | 7 + patch/ipc/IPCClient.c | 67 + patch/ipc/IPCClient.h | 62 + patch/ipc/dwm-msg.c | 549 +++++++ patch/ipc/ipc.c | 1202 +++++++++++++++ patch/ipc/ipc.h | 320 ++++ patch/ipc/util.c | 136 ++ patch/ipc/util.h | 5 + patch/ipc/yajl_dumps.c | 356 +++++ patch/ipc/yajl_dumps.h | 66 + patch/layout_facts.c | 26 + patch/layout_fibonacci.c | 92 ++ patch/layout_fibonacci.h | 3 + patch/layout_monocle.c | 15 + patch/layout_monocle.h | 2 + patch/layout_tile.c | 38 + patch/layout_tile.h | 2 + patch/movestack.c | 51 + patch/movestack.h | 2 + patch/pertag.c | 31 + patch/pertag.h | 2 + patch/renamed_scratchpads.c | 136 ++ patch/renamed_scratchpads.h | 3 + patch/restartsig.c | 16 + patch/restartsig.h | 3 + patch/swallow.c | 217 +++ patch/swallow.h | 8 + transient.c | 43 + util.c | 36 + util.h | 20 + util.o | Bin 0 -> 2480 bytes 90 files changed, 10020 insertions(+), 5 deletions(-) create mode 100644 Makefile create mode 100644 README create mode 100644 config.def.h create mode 100644 config.h create mode 100644 config.mk create mode 100644 drw.c create mode 100644 drw.h create mode 100644 drw.o create mode 100755 dwm create mode 100755 dwm-msg create mode 100644 dwm.1 create mode 100644 dwm.c create mode 100644 dwm.desktop create mode 100644 dwm.o create mode 100644 dwm.png create mode 100644 patch/alttab.c create mode 100644 patch/alttab.h create mode 100644 patch/attachx.c create mode 100644 patch/attachx.h create mode 100644 patch/bar.c create mode 100644 patch/bar.h create mode 100644 patch/bar_ewmhtags.c create mode 100644 patch/bar_ewmhtags.h create mode 100644 patch/bar_indicators.c create mode 100644 patch/bar_indicators.h create mode 100644 patch/bar_ltsymbol.c create mode 100644 patch/bar_ltsymbol.h create mode 100644 patch/bar_status.c create mode 100644 patch/bar_status.h create mode 100644 patch/bar_systray.c create mode 100644 patch/bar_systray.h create mode 100644 patch/bar_tabgroups.c create mode 100644 patch/bar_tabgroups.h create mode 100644 patch/bar_tagicons.c create mode 100644 patch/bar_tagicons.h create mode 100644 patch/bar_tagpreview.c create mode 100644 patch/bar_tagpreview.h create mode 100644 patch/bar_tags.c create mode 100644 patch/bar_tags.h create mode 100644 patch/bar_winicon.c create mode 100644 patch/bar_winicon.h create mode 100644 patch/bar_wintitle.c create mode 100644 patch/bar_wintitle.h create mode 100644 patch/bar_wintitleactions.c create mode 100644 patch/bar_wintitleactions.h create mode 100644 patch/cfacts.c create mode 100644 patch/cfacts.h create mode 100644 patch/cool_autostart.c create mode 100644 patch/cool_autostart.h create mode 100644 patch/cyclelayouts.c create mode 100644 patch/cyclelayouts.h create mode 100644 patch/decorationhints.c create mode 100644 patch/decorationhints.h create mode 100644 patch/dragmfact.c create mode 100644 patch/dragmfact.h create mode 100644 patch/include.c create mode 100644 patch/include.h create mode 100644 patch/ipc.c create mode 100644 patch/ipc.h create mode 100644 patch/ipc/IPCClient.c create mode 100644 patch/ipc/IPCClient.h create mode 100644 patch/ipc/dwm-msg.c create mode 100644 patch/ipc/ipc.c create mode 100644 patch/ipc/ipc.h create mode 100644 patch/ipc/util.c create mode 100644 patch/ipc/util.h create mode 100644 patch/ipc/yajl_dumps.c create mode 100644 patch/ipc/yajl_dumps.h create mode 100644 patch/layout_facts.c create mode 100644 patch/layout_fibonacci.c create mode 100644 patch/layout_fibonacci.h create mode 100644 patch/layout_monocle.c create mode 100644 patch/layout_monocle.h create mode 100644 patch/layout_tile.c create mode 100644 patch/layout_tile.h create mode 100644 patch/movestack.c create mode 100644 patch/movestack.h create mode 100644 patch/pertag.c create mode 100644 patch/pertag.h create mode 100644 patch/renamed_scratchpads.c create mode 100644 patch/renamed_scratchpads.h create mode 100644 patch/restartsig.c create mode 100644 patch/restartsig.h create mode 100644 patch/swallow.c create mode 100644 patch/swallow.h create mode 100644 transient.c create mode 100644 util.c create mode 100644 util.h create mode 100644 util.o diff --git a/LICENSE b/LICENSE index dc5dd39..995172f 100644 --- a/LICENSE +++ b/LICENSE @@ -1,9 +1,38 @@ -MIT License +MIT/X Consortium License -Copyright (c) 2025 Ganome +© 2006-2019 Anselm R Garbe +© 2006-2009 Jukka Salmi +© 2006-2007 Sander van Dijk +© 2007-2011 Peter Hartlich +© 2007-2009 Szabolcs Nagy +© 2007-2009 Christof Musik +© 2007-2009 Premysl Hruby +© 2007-2008 Enno Gottox Boland +© 2008 Martin Hurton +© 2008 Neale Pickett +© 2009 Mate Nagy +© 2010-2016 Hiltjo Posthuma +© 2010-2012 Connor Lane Smith +© 2011 Christoph Lohmann <20h@r-36.net> +© 2015-2016 Quentin Rameau +© 2015-2016 Eric Pruitt +© 2016-2017 Markus Teich +© 2020-2022 Chris Down -Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: +Permission is hereby granted, free of charge, to any person obtaining a +copy of this software and associated documentation files (the "Software"), +to deal in the Software without restriction, including without limitation +the rights to use, copy, modify, merge, publish, distribute, sublicense, +and/or sell copies of the Software, and to permit persons to whom the +Software is furnished to do so, subject to the following conditions: -The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +DEALINGS IN THE SOFTWARE. diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..a166452 --- /dev/null +++ b/Makefile @@ -0,0 +1,67 @@ +# dwm - dynamic window manager +# See LICENSE file for copyright and license details. + +include config.mk + +SRC = drw.c dwm.c util.c +OBJ = ${SRC:.c=.o} + +# FreeBSD users, prefix all ifdef, else and endif statements with a . for this to work (e.g. .ifdef) + +ifdef YAJLLIBS +all: dwm dwm-msg +else +all: dwm +endif + +.c.o: + ${CC} -c ${CFLAGS} $< + +${OBJ}: config.h config.mk + +config.h: + cp config.def.h $@ + +dwm: ${OBJ} + ${CC} -o $@ ${OBJ} ${LDFLAGS} + +ifdef YAJLLIBS +dwm-msg: + ${CC} -o $@ patch/ipc/dwm-msg.c ${LDFLAGS} +endif + +clean: + rm -f dwm ${OBJ} dwm-${VERSION}.tar.gz + rm -f dwm-msg + +dist: clean + mkdir -p dwm-${VERSION} + cp -R LICENSE Makefile README config.def.h config.mk\ + dwm.1 drw.h util.h ${SRC} dwm.png transient.c dwm-${VERSION} + tar -cf dwm-${VERSION}.tar dwm-${VERSION} + gzip dwm-${VERSION}.tar + rm -rf dwm-${VERSION} + +install: all + mkdir -p ${DESTDIR}${PREFIX}/bin + cp -f dwm ${DESTDIR}${PREFIX}/bin +ifdef YAJLLIBS + cp -f dwm-msg ${DESTDIR}${PREFIX}/bin +endif + chmod 755 ${DESTDIR}${PREFIX}/bin/dwm +ifdef YAJLLIBS + chmod 755 ${DESTDIR}${PREFIX}/bin/dwm-msg +endif + mkdir -p ${DESTDIR}${MANPREFIX}/man1 + sed "s/VERSION/${VERSION}/g" < dwm.1 > ${DESTDIR}${MANPREFIX}/man1/dwm.1 + chmod 644 ${DESTDIR}${MANPREFIX}/man1/dwm.1 + mkdir -p ${DESTDIR}${PREFIX}/share/xsessions + test -f ${DESTDIR}${PREFIX}/share/xsessions/dwm.desktop || cp -n dwm.desktop ${DESTDIR}${PREFIX}/share/xsessions + chmod 644 ${DESTDIR}${PREFIX}/share/xsessions/dwm.desktop + +uninstall: + rm -f ${DESTDIR}${PREFIX}/bin/dwm\ + ${DESTDIR}${MANPREFIX}/man1/dwm.1\ + ${DESTDIR}${PREFIX}/share/xsessions/dwm.desktop + +.PHONY: all clean dist install uninstall diff --git a/README b/README new file mode 100644 index 0000000..95d4fd0 --- /dev/null +++ b/README @@ -0,0 +1,48 @@ +dwm - dynamic window manager +============================ +dwm is an extremely fast, small, and dynamic window manager for X. + + +Requirements +------------ +In order to build dwm you need the Xlib header files. + + +Installation +------------ +Edit config.mk to match your local setup (dwm is installed into +the /usr/local namespace by default). + +Afterwards enter the following command to build and install dwm (if +necessary as root): + + make clean install + + +Running dwm +----------- +Add the following line to your .xinitrc to start dwm using startx: + + exec dwm + +In order to connect dwm to a specific display, make sure that +the DISPLAY environment variable is set correctly, e.g.: + + DISPLAY=foo.bar:1 exec dwm + +(This will start dwm on display :1 of the host foo.bar.) + +In order to display status info in the bar, you can do something +like this in your .xinitrc: + + while xsetroot -name "`date` `uptime | sed 's/.*,//'`" + do + sleep 1 + done & + exec dwm + + +Configuration +------------- +The configuration of dwm is done by creating a custom config.h +and (re)compiling the source code. diff --git a/config.def.h b/config.def.h new file mode 100644 index 0000000..80a10cf --- /dev/null +++ b/config.def.h @@ -0,0 +1,386 @@ +/* See LICENSE file for copyright and license details. */ + +/* Helper macros for spawning commands */ +#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } } +#define CMD(...) { .v = (const char*[]){ __VA_ARGS__, NULL } } + +/* Library added for Volume Up/Down, Mute etc... */ +#include + +/* appearance */ +static const unsigned int borderpx = 1; /* border pixel of windows */ +static const unsigned int snap = 16; /* snap pixel */ +static const int swallowfloating = 0; /* 1 means swallow floating windows by default */ +static const int scalepreview = 4; /* Tag preview scaling */ +static const int showbar = 1; /* 0 means no bar */ +static const int topbar = 1; /* 0 means bottom bar */ +#define ICONSIZE 20 /* icon size */ +#define ICONSPACING 5 /* space between icon and title */ +/* Status is to be shown on: -1 (all monitors), 0 (a specific monitor by index), 'A' (active monitor) */ +static const int statusmon = -1; +static const unsigned int systrayspacing = 2; /* systray spacing */ +static const int showsystray = 1; /* 0 means no systray */ + +/* alt-tab configuration */ +static const unsigned int tabmodkey = 0x40; /* (Alt) when this key is held down the alt-tab functionality stays active. Must be the same modifier as used to run alttabstart */ +static const unsigned int tabcyclekey = 0x17; /* (Tab) when this key is hit the menu moves one position forward in client stack. Must be the same key as used to run alttabstart */ +static const unsigned int tabposy = 1; /* tab position on Y axis, 0 = top, 1 = center, 2 = bottom */ +static const unsigned int tabposx = 1; /* tab position on X axis, 0 = left, 1 = center, 2 = right */ +static const unsigned int maxwtab = 600; /* tab menu width */ +static const unsigned int maxhtab = 200; /* tab menu height */ + +/* Indicators: see patch/bar_indicators.h for options */ +static int tagindicatortype = INDICATOR_TOP_LEFT_SQUARE; +static int tiledindicatortype = INDICATOR_NONE; +static int floatindicatortype = INDICATOR_TOP_LEFT_SQUARE; +static void (*bartabmonfns[])(Monitor *) = { monocle /* , customlayoutfn */ }; +static const char *fonts[] = { "monospace:size=13" }; +static const char dmenufont[] = "monospace:size=10"; + +static char c000000[] = "#000000"; // placeholder value + +static char normfgcolor[] = "#bbbbbb"; +static char normbgcolor[] = "#222222"; +static char normbordercolor[] = "#444444"; +static char normfloatcolor[] = "#db8fd9"; + +static char selfgcolor[] = "#eeeeee"; +static char selbgcolor[] = "#005577"; +static char selbordercolor[] = "#005577"; +static char selfloatcolor[] = "#005577"; + +static char titlenormfgcolor[] = "#bbbbbb"; +static char titlenormbgcolor[] = "#222222"; +static char titlenormbordercolor[] = "#444444"; +static char titlenormfloatcolor[] = "#db8fd9"; + +static char titleselfgcolor[] = "#eeeeee"; +static char titleselbgcolor[] = "#005577"; +static char titleselbordercolor[] = "#005577"; +static char titleselfloatcolor[] = "#005577"; + +static char tagsnormfgcolor[] = "#bbbbbb"; +static char tagsnormbgcolor[] = "#222222"; +static char tagsnormbordercolor[] = "#444444"; +static char tagsnormfloatcolor[] = "#db8fd9"; + +static char tagsselfgcolor[] = "#eeeeee"; +static char tagsselbgcolor[] = "#005577"; +static char tagsselbordercolor[] = "#005577"; +static char tagsselfloatcolor[] = "#005577"; + +static char hidnormfgcolor[] = "#005577"; +static char hidselfgcolor[] = "#227799"; +static char hidnormbgcolor[] = "#222222"; +static char hidselbgcolor[] = "#222222"; + +static char urgfgcolor[] = "#bbbbbb"; +static char urgbgcolor[] = "#222222"; +static char urgbordercolor[] = "#ff0000"; +static char urgfloatcolor[] = "#db8fd9"; + +static char scratchselfgcolor[] = "#FFF7D4"; +static char scratchselbgcolor[] = "#77547E"; +static char scratchselbordercolor[] = "#894B9F"; +static char scratchselfloatcolor[] = "#894B9F"; + +static char scratchnormfgcolor[] = "#FFF7D4"; +static char scratchnormbgcolor[] = "#664C67"; +static char scratchnormbordercolor[] = "#77547E"; +static char scratchnormfloatcolor[] = "#77547E"; + +static char *colors[][ColCount] = { + /* fg bg border float */ + [SchemeNorm] = { normfgcolor, normbgcolor, normbordercolor, normfloatcolor }, + [SchemeSel] = { selfgcolor, selbgcolor, selbordercolor, selfloatcolor }, + [SchemeTitleNorm] = { titlenormfgcolor, titlenormbgcolor, titlenormbordercolor, titlenormfloatcolor }, + [SchemeTitleSel] = { titleselfgcolor, titleselbgcolor, titleselbordercolor, titleselfloatcolor }, + [SchemeTagsNorm] = { tagsnormfgcolor, tagsnormbgcolor, tagsnormbordercolor, tagsnormfloatcolor }, + [SchemeTagsSel] = { tagsselfgcolor, tagsselbgcolor, tagsselbordercolor, tagsselfloatcolor }, + [SchemeHidNorm] = { hidnormfgcolor, hidnormbgcolor, c000000, c000000 }, + [SchemeHidSel] = { hidselfgcolor, hidselbgcolor, c000000, c000000 }, + [SchemeUrg] = { urgfgcolor, urgbgcolor, urgbordercolor, urgfloatcolor }, + [SchemeScratchSel] = { scratchselfgcolor, scratchselbgcolor, scratchselbordercolor, scratchselfloatcolor }, + [SchemeScratchNorm] = { scratchnormfgcolor, scratchnormbgcolor, scratchnormbordercolor, scratchnormfloatcolor }, +}; + +static const char *const autostart[] = { + "arrpc", NULL, + "dunst", NULL, + "/home/ganome/.local/bin/dwmbar", NULL, + "xrdb", "/home/ganome/.Xresources", NULL, + "sh", "/home/ganome/.local/bin/wallsetter.dwm", NULL, + "parcellite", NULL, + "picom", "-b", NULL, + "numlockx", "on", NULL, + "blueman-applet", NULL, + NULL /* terminate */ +}; + +static const char *scratchpadcmd[] = {"s", "ghostty", "--x11-instance-name=spterm", NULL}; + +/* Tags + * In a traditional dwm the number of tags in use can be changed simply by changing the number + * of strings in the tags array. This build does things a bit different which has some added + * benefits. If you need to change the number of tags here then change the NUMTAGS macro in dwm.c. + * + * Examples: + * + * 1) static char *tagicons[][NUMTAGS*2] = { + * [DEFAULT_TAGS] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F", "G", "H", "I" }, + * } + * + * 2) static char *tagicons[][1] = { + * [DEFAULT_TAGS] = { "•" }, + * } + * + * The first example would result in the tags on the first monitor to be 1 through 9, while the + * tags for the second monitor would be named A through I. A third monitor would start again at + * 1 through 9 while the tags on a fourth monitor would also be named A through I. Note the tags + * count of NUMTAGS*2 in the array initialiser which defines how many tag text / icon exists in + * the array. This can be changed to *3 to add separate icons for a third monitor. + * + * For the second example each tag would be represented as a bullet point. Both cases work the + * same from a technical standpoint - the icon index is derived from the tag index and the monitor + * index. If the icon index is is greater than the number of tag icons then it will wrap around + * until it an icon matches. Similarly if there are two tag icons then it would alternate between + * them. This works seamlessly with alternative tags and alttagsdecoration patches. + */ +static char *tagicons[][NUMTAGS] = +{ + [DEFAULT_TAGS] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" }, + [ALTERNATIVE_TAGS] = { "A", "B", "C", "D", "E", "F", "G", "H", "I" }, + [ALT_TAGS_DECORATION] = { "<1>", "<2>", "<3>", "<4>", "<5>", "<6>", "<7>", "<8>", "<9>" }, +}; + +/* There are two options when it comes to per-client rules: + * - a typical struct table or + * - using the RULE macro + * + * A traditional struct table looks like this: + * // class instance title wintype tags mask isfloating monitor + * { "Gimp", NULL, NULL, NULL, 1 << 4, 0, -1 }, + * { "Firefox", NULL, NULL, NULL, 1 << 7, 0, -1 }, + * + * The RULE macro has the default values set for each field allowing you to only + * specify the values that are relevant for your rule, e.g. + * + * RULE(.class = "Gimp", .tags = 1 << 4) + * RULE(.class = "Firefox", .tags = 1 << 7) + * + * Refer to the Rule struct definition for the list of available fields depending on + * the patches you enable. + */ +static const Rule rules[] = { + /* xprop(1): + * WM_CLASS(STRING) = instance, class + * WM_NAME(STRING) = title + * WM_WINDOW_ROLE(STRING) = role + * _NET_WM_WINDOW_TYPE(ATOM) = wintype + */ + RULE(.wintype = WTYPE "DIALOG", .isfloating = 1) + RULE(.wintype = WTYPE "UTILITY", .isfloating = 1) + RULE(.wintype = WTYPE "TOOLBAR", .isfloating = 1) + RULE(.wintype = WTYPE "SPLASH", .isfloating = 1) + RULE(.class = "Gimp", .tags = 1 << 4) + RULE(.class = "LibreWolf", .tags = 1 << 2) + RULE(.class = "Nemo", .tags = 1 << 6) + RULE(.class = "quassel", .tags = 1 << 8) + RULE(.class = "vesktop", .tags = 1 << 3, .monitor = 1) + RULE(.instance = "spterm", .scratchkey = 's', .isfloating = 1) +}; + +static const MonitorRule monrules[] = { + /* monitor tag layout mfact nmaster showbar topbar */ + { 1, -1, 0, -1, -1, -1, -1 }, // use a different layout for the second monitor + { -1, -1, 0, -1, -1, -1, -1 }, // default +}; + +/* Bar rules allow you to configure what is shown where on the bar, as well as + * introducing your own bar modules. + * + * monitor: + * -1 show on all monitors + * 0 show on monitor 0 + * 'A' show on active monitor (i.e. focused / selected) (or just -1 for active?) + * bar - bar index, 0 is default, 1 is extrabar + * alignment - how the module is aligned compared to other modules + * widthfunc, drawfunc, clickfunc - providing bar module width, draw and click functions + * name - does nothing, intended for visual clue and for logging / debugging + */ +static const BarRule barrules[] = { + /* monitor bar alignment widthfunc drawfunc clickfunc hoverfunc name */ + { -1, 0, BAR_ALIGN_LEFT, width_tags, draw_tags, click_tags, hover_tags, "tags" }, + { 'A', 0, BAR_ALIGN_RIGHT, width_systray, draw_systray, click_systray, NULL, "systray" }, + { -1, 0, BAR_ALIGN_LEFT, width_ltsymbol, draw_ltsymbol, click_ltsymbol, NULL, "layout" }, + { statusmon, 0, BAR_ALIGN_RIGHT, width_status, draw_status, click_status, NULL, "status" }, + { -1, 0, BAR_ALIGN_NONE, width_bartabgroups, draw_bartabgroups, click_bartabgroups, NULL, "bartabgroups" }, +}; + +/* layout(s) */ +static const float mfact = 0.55; /* factor of master area size [0.05..0.95] */ +static const int nmaster = 1; /* number of clients in master area */ +static const int resizehints = 0; /* 1 means respect size hints in tiled resizals */ +static const int lockfullscreen = 1; /* 1 will force focus on the fullscreen window */ +static const int refreshrate = 120; /* refresh rate (per second) for client move/resize */ +static const int refreshrate_dragmfact = 40; /* refresh rate (per second) for dragmfact */ +static const int decorhints = 1; /* 1 means respect decoration hints */ + +static const Layout layouts[] = { + /* symbol arrange function */ + { "[\\]", dwindle }, + { "[]=", tile }, /* first entry is default */ + { "><>", NULL }, /* no layout function means floating behavior */ + { "[M]", monocle }, +}; + +/* key definitions */ +#define MODKEY Mod4Mask +#define TAGKEYS(KEY,TAG) \ + { MODKEY, KEY, view, {.ui = 1 << TAG} }, \ + { MODKEY|ControlMask, KEY, toggleview, {.ui = 1 << TAG} }, \ + { MODKEY|ShiftMask, KEY, tag, {.ui = 1 << TAG} }, \ + { MODKEY|ControlMask|ShiftMask, KEY, toggletag, {.ui = 1 << TAG} }, + +/* commands */ + +/* static const char *dmenucmd[] = { + "dmenu_run", + "-fn", dmenufont, + "-nb", normbgcolor, + "-nf", normfgcolor, + "-sb", selbgcolor, + "-sf", selfgcolor, + NULL +}; */ + +static const char *termcmd[] = { "ghostty", NULL }; +static const char *term2cmd[] = { "kitty", NULL }; +static const char *wallpapercmd[]= { "/home/ganome/.local/bin/wallsetter.dwm", NULL }; +static const char *browsercmd[]= { "librewolf", NULL }; + +static const char *roficmd[] = { + "rofi", +"-show", +"drun", +"--with-images", +NULL +}; + +/* +* Xresources preferences to load at startup. +* +* Name Type Address +* ------------------------------------------------ +* "nmaster" INTEGER &nmaster +* "mfact" FLOAT &mfact +* "color1" STRING &color1 +* +* In the Xresources file setting resources shoud be prefixed with "dwm.", e.g. +* +* dwm.nmaster: 1 +* dwm.mfact: 0.50 +* dwm.color1: #FA6EFA +* +* Note that the const qualifier must be removed from the variables if you plan on +* overriding them with values from Xresources. While resources can be reloaded +* using the xrdb function some changes may only take effect following a restart. +*/ + +static const Key keys[] = { + /* modifier key function argument */ + { MODKEY, XK_p, spawn, {.v = roficmd } }, + { MODKEY, XK_Return, spawn, {.v = termcmd } }, + { MODKEY|ShiftMask, XK_Return, spawn, {.v = term2cmd } }, + { MODKEY|ShiftMask, XK_d, spawn, CMD("vesktop-bin")}, + { MODKEY|ShiftMask, XK_w, spawn, {.v = browsercmd } }, + { MODKEY|ShiftMask, XK_n, spawn, {.v = wallpapercmd } }, + { MODKEY, XK_b, togglebar, {0} }, + { MODKEY, XK_j, focusstack, {.i = +1 } }, + { MODKEY, XK_k, focusstack, {.i = -1 } }, + { MODKEY, XK_i, incnmaster, {.i = +1 } }, + { MODKEY, XK_d, incnmaster, {.i = -1 } }, + { MODKEY, XK_h, setmfact, {.f = -0.05} }, + { MODKEY, XK_l, setmfact, {.f = +0.05} }, +/* { MODKEY, XK_Return, zoom, {0} }, */ + { Mod1Mask, XK_Tab, alttabstart, {0} }, + { MODKEY|ControlMask, XK_z, showhideclient, {0} }, + { MODKEY|ControlMask, XK_s, unhideall, {0} }, + { MODKEY|ShiftMask, XK_q, killclient, {0} }, + { MODKEY|ShiftMask, XK_e, quit, {0} }, + { MODKEY|ControlMask|ShiftMask, XK_e, quit, {1} }, + { MODKEY, XK_t, setlayout, {.v = &layouts[0]} }, + { MODKEY, XK_f, setlayout, {.v = &layouts[1]} }, + { MODKEY, XK_m, setlayout, {.v = &layouts[2]} }, + { MODKEY, XK_space, setlayout, {0} }, + { MODKEY|ShiftMask, XK_space, togglefloating, {0} }, + { MODKEY, XK_grave, togglescratch, {.v = scratchpadcmd } }, + { MODKEY|ControlMask, XK_grave, setscratch, {.v = scratchpadcmd } }, + { MODKEY|ShiftMask, XK_grave, removescratch, {.v = scratchpadcmd } }, + { MODKEY, XK_0, view, {.ui = ~0 } }, + { MODKEY|ShiftMask, XK_0, tag, {.ui = ~0 } }, + { MODKEY, XK_comma, focusmon, {.i = -1 } }, + { MODKEY, XK_period, focusmon, {.i = +1 } }, + { MODKEY|ShiftMask, XK_comma, tagmon, {.i = -1 } }, + { MODKEY|ShiftMask, XK_period, tagmon, {.i = +1 } }, + { MODKEY|ControlMask, XK_comma, cyclelayout, {.i = -1 } }, + { MODKEY|ControlMask, XK_period, cyclelayout, {.i = +1 } }, + { 0, XF86XK_AudioRaiseVolume, spawn, SHCMD("exec pactl set-sink-volume @DEFAULT_SINK@ +5%")}, + { 0, XF86XK_AudioLowerVolume, spawn, SHCMD("exec pactl set-sink-volume @DEFAULT_SINK@ -5%")}, + { 0, XF86XK_AudioMute, spawn, SHCMD("exec pactl set-sink-mute @DEFAULT_SINK@ toggle")}, + { 0, XF86XK_AudioPlay, spawn, SHCMD("exec playerctl play-pause")}, + { 0, XF86XK_AudioPause, spawn, SHCMD("exec playerctl play-pause")}, + { 0, XF86XK_AudioNext, spawn, SHCMD("exec playerctl next")}, + { 0, XF86XK_AudioPrev, spawn, SHCMD("exec playerctl previous")}, + TAGKEYS( XK_1, 0) + TAGKEYS( XK_2, 1) + TAGKEYS( XK_3, 2) + TAGKEYS( XK_4, 3) + TAGKEYS( XK_5, 4) + TAGKEYS( XK_6, 5) + TAGKEYS( XK_7, 6) + TAGKEYS( XK_8, 7) + TAGKEYS( XK_9, 8) +}; + +/* button definitions */ +/* click can be ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */ +static const Button buttons[] = { + /* click event mask button function argument */ + { ClkLtSymbol, 0, Button1, setlayout, {0} }, + { ClkLtSymbol, 0, Button3, setlayout, {.v = &layouts[2]} }, + { ClkWinTitle, 0, Button1, togglewin, {0} }, + { ClkWinTitle, 0, Button3, showhideclient, {0} }, + { ClkWinTitle, 0, Button2, zoom, {0} }, + { ClkStatusText, 0, Button2, spawn, {.v = termcmd } }, + { ClkClientWin, MODKEY, Button1, movemouse, {0} }, + { ClkClientWin, MODKEY, Button2, togglefloating, {0} }, + { ClkClientWin, MODKEY, Button3, resizemouse, {0} }, + { ClkClientWin, MODKEY|ShiftMask, Button1, dragmfact, {0} }, + { ClkTagBar, 0, Button1, view, {0} }, + { ClkTagBar, 0, Button3, toggleview, {0} }, + { ClkTagBar, MODKEY, Button1, tag, {0} }, + { ClkTagBar, MODKEY, Button3, toggletag, {0} }, +}; + +static const char *ipcsockpath = "/tmp/dwm.sock"; +static IPCCommand ipccommands[] = { + IPCCOMMAND( focusmon, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( focusstack, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( incnmaster, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( killclient, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( quit, 1, {ARG_TYPE_NONE} ), + IPCCOMMAND( setlayoutsafe, 1, {ARG_TYPE_PTR} ), + IPCCOMMAND( setmfact, 1, {ARG_TYPE_FLOAT} ), + IPCCOMMAND( setstatus, 1, {ARG_TYPE_STR} ), + IPCCOMMAND( tag, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( tagmon, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( togglebar, 1, {ARG_TYPE_NONE} ), + IPCCOMMAND( togglefloating, 1, {ARG_TYPE_NONE} ), + IPCCOMMAND( toggletag, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( toggleview, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( view, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( zoom, 1, {ARG_TYPE_NONE} ), + IPCCOMMAND( cyclelayout, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( showhideclient, 1, {ARG_TYPE_NONE} ), +}; diff --git a/config.h b/config.h new file mode 100644 index 0000000..80a10cf --- /dev/null +++ b/config.h @@ -0,0 +1,386 @@ +/* See LICENSE file for copyright and license details. */ + +/* Helper macros for spawning commands */ +#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } } +#define CMD(...) { .v = (const char*[]){ __VA_ARGS__, NULL } } + +/* Library added for Volume Up/Down, Mute etc... */ +#include + +/* appearance */ +static const unsigned int borderpx = 1; /* border pixel of windows */ +static const unsigned int snap = 16; /* snap pixel */ +static const int swallowfloating = 0; /* 1 means swallow floating windows by default */ +static const int scalepreview = 4; /* Tag preview scaling */ +static const int showbar = 1; /* 0 means no bar */ +static const int topbar = 1; /* 0 means bottom bar */ +#define ICONSIZE 20 /* icon size */ +#define ICONSPACING 5 /* space between icon and title */ +/* Status is to be shown on: -1 (all monitors), 0 (a specific monitor by index), 'A' (active monitor) */ +static const int statusmon = -1; +static const unsigned int systrayspacing = 2; /* systray spacing */ +static const int showsystray = 1; /* 0 means no systray */ + +/* alt-tab configuration */ +static const unsigned int tabmodkey = 0x40; /* (Alt) when this key is held down the alt-tab functionality stays active. Must be the same modifier as used to run alttabstart */ +static const unsigned int tabcyclekey = 0x17; /* (Tab) when this key is hit the menu moves one position forward in client stack. Must be the same key as used to run alttabstart */ +static const unsigned int tabposy = 1; /* tab position on Y axis, 0 = top, 1 = center, 2 = bottom */ +static const unsigned int tabposx = 1; /* tab position on X axis, 0 = left, 1 = center, 2 = right */ +static const unsigned int maxwtab = 600; /* tab menu width */ +static const unsigned int maxhtab = 200; /* tab menu height */ + +/* Indicators: see patch/bar_indicators.h for options */ +static int tagindicatortype = INDICATOR_TOP_LEFT_SQUARE; +static int tiledindicatortype = INDICATOR_NONE; +static int floatindicatortype = INDICATOR_TOP_LEFT_SQUARE; +static void (*bartabmonfns[])(Monitor *) = { monocle /* , customlayoutfn */ }; +static const char *fonts[] = { "monospace:size=13" }; +static const char dmenufont[] = "monospace:size=10"; + +static char c000000[] = "#000000"; // placeholder value + +static char normfgcolor[] = "#bbbbbb"; +static char normbgcolor[] = "#222222"; +static char normbordercolor[] = "#444444"; +static char normfloatcolor[] = "#db8fd9"; + +static char selfgcolor[] = "#eeeeee"; +static char selbgcolor[] = "#005577"; +static char selbordercolor[] = "#005577"; +static char selfloatcolor[] = "#005577"; + +static char titlenormfgcolor[] = "#bbbbbb"; +static char titlenormbgcolor[] = "#222222"; +static char titlenormbordercolor[] = "#444444"; +static char titlenormfloatcolor[] = "#db8fd9"; + +static char titleselfgcolor[] = "#eeeeee"; +static char titleselbgcolor[] = "#005577"; +static char titleselbordercolor[] = "#005577"; +static char titleselfloatcolor[] = "#005577"; + +static char tagsnormfgcolor[] = "#bbbbbb"; +static char tagsnormbgcolor[] = "#222222"; +static char tagsnormbordercolor[] = "#444444"; +static char tagsnormfloatcolor[] = "#db8fd9"; + +static char tagsselfgcolor[] = "#eeeeee"; +static char tagsselbgcolor[] = "#005577"; +static char tagsselbordercolor[] = "#005577"; +static char tagsselfloatcolor[] = "#005577"; + +static char hidnormfgcolor[] = "#005577"; +static char hidselfgcolor[] = "#227799"; +static char hidnormbgcolor[] = "#222222"; +static char hidselbgcolor[] = "#222222"; + +static char urgfgcolor[] = "#bbbbbb"; +static char urgbgcolor[] = "#222222"; +static char urgbordercolor[] = "#ff0000"; +static char urgfloatcolor[] = "#db8fd9"; + +static char scratchselfgcolor[] = "#FFF7D4"; +static char scratchselbgcolor[] = "#77547E"; +static char scratchselbordercolor[] = "#894B9F"; +static char scratchselfloatcolor[] = "#894B9F"; + +static char scratchnormfgcolor[] = "#FFF7D4"; +static char scratchnormbgcolor[] = "#664C67"; +static char scratchnormbordercolor[] = "#77547E"; +static char scratchnormfloatcolor[] = "#77547E"; + +static char *colors[][ColCount] = { + /* fg bg border float */ + [SchemeNorm] = { normfgcolor, normbgcolor, normbordercolor, normfloatcolor }, + [SchemeSel] = { selfgcolor, selbgcolor, selbordercolor, selfloatcolor }, + [SchemeTitleNorm] = { titlenormfgcolor, titlenormbgcolor, titlenormbordercolor, titlenormfloatcolor }, + [SchemeTitleSel] = { titleselfgcolor, titleselbgcolor, titleselbordercolor, titleselfloatcolor }, + [SchemeTagsNorm] = { tagsnormfgcolor, tagsnormbgcolor, tagsnormbordercolor, tagsnormfloatcolor }, + [SchemeTagsSel] = { tagsselfgcolor, tagsselbgcolor, tagsselbordercolor, tagsselfloatcolor }, + [SchemeHidNorm] = { hidnormfgcolor, hidnormbgcolor, c000000, c000000 }, + [SchemeHidSel] = { hidselfgcolor, hidselbgcolor, c000000, c000000 }, + [SchemeUrg] = { urgfgcolor, urgbgcolor, urgbordercolor, urgfloatcolor }, + [SchemeScratchSel] = { scratchselfgcolor, scratchselbgcolor, scratchselbordercolor, scratchselfloatcolor }, + [SchemeScratchNorm] = { scratchnormfgcolor, scratchnormbgcolor, scratchnormbordercolor, scratchnormfloatcolor }, +}; + +static const char *const autostart[] = { + "arrpc", NULL, + "dunst", NULL, + "/home/ganome/.local/bin/dwmbar", NULL, + "xrdb", "/home/ganome/.Xresources", NULL, + "sh", "/home/ganome/.local/bin/wallsetter.dwm", NULL, + "parcellite", NULL, + "picom", "-b", NULL, + "numlockx", "on", NULL, + "blueman-applet", NULL, + NULL /* terminate */ +}; + +static const char *scratchpadcmd[] = {"s", "ghostty", "--x11-instance-name=spterm", NULL}; + +/* Tags + * In a traditional dwm the number of tags in use can be changed simply by changing the number + * of strings in the tags array. This build does things a bit different which has some added + * benefits. If you need to change the number of tags here then change the NUMTAGS macro in dwm.c. + * + * Examples: + * + * 1) static char *tagicons[][NUMTAGS*2] = { + * [DEFAULT_TAGS] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F", "G", "H", "I" }, + * } + * + * 2) static char *tagicons[][1] = { + * [DEFAULT_TAGS] = { "•" }, + * } + * + * The first example would result in the tags on the first monitor to be 1 through 9, while the + * tags for the second monitor would be named A through I. A third monitor would start again at + * 1 through 9 while the tags on a fourth monitor would also be named A through I. Note the tags + * count of NUMTAGS*2 in the array initialiser which defines how many tag text / icon exists in + * the array. This can be changed to *3 to add separate icons for a third monitor. + * + * For the second example each tag would be represented as a bullet point. Both cases work the + * same from a technical standpoint - the icon index is derived from the tag index and the monitor + * index. If the icon index is is greater than the number of tag icons then it will wrap around + * until it an icon matches. Similarly if there are two tag icons then it would alternate between + * them. This works seamlessly with alternative tags and alttagsdecoration patches. + */ +static char *tagicons[][NUMTAGS] = +{ + [DEFAULT_TAGS] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" }, + [ALTERNATIVE_TAGS] = { "A", "B", "C", "D", "E", "F", "G", "H", "I" }, + [ALT_TAGS_DECORATION] = { "<1>", "<2>", "<3>", "<4>", "<5>", "<6>", "<7>", "<8>", "<9>" }, +}; + +/* There are two options when it comes to per-client rules: + * - a typical struct table or + * - using the RULE macro + * + * A traditional struct table looks like this: + * // class instance title wintype tags mask isfloating monitor + * { "Gimp", NULL, NULL, NULL, 1 << 4, 0, -1 }, + * { "Firefox", NULL, NULL, NULL, 1 << 7, 0, -1 }, + * + * The RULE macro has the default values set for each field allowing you to only + * specify the values that are relevant for your rule, e.g. + * + * RULE(.class = "Gimp", .tags = 1 << 4) + * RULE(.class = "Firefox", .tags = 1 << 7) + * + * Refer to the Rule struct definition for the list of available fields depending on + * the patches you enable. + */ +static const Rule rules[] = { + /* xprop(1): + * WM_CLASS(STRING) = instance, class + * WM_NAME(STRING) = title + * WM_WINDOW_ROLE(STRING) = role + * _NET_WM_WINDOW_TYPE(ATOM) = wintype + */ + RULE(.wintype = WTYPE "DIALOG", .isfloating = 1) + RULE(.wintype = WTYPE "UTILITY", .isfloating = 1) + RULE(.wintype = WTYPE "TOOLBAR", .isfloating = 1) + RULE(.wintype = WTYPE "SPLASH", .isfloating = 1) + RULE(.class = "Gimp", .tags = 1 << 4) + RULE(.class = "LibreWolf", .tags = 1 << 2) + RULE(.class = "Nemo", .tags = 1 << 6) + RULE(.class = "quassel", .tags = 1 << 8) + RULE(.class = "vesktop", .tags = 1 << 3, .monitor = 1) + RULE(.instance = "spterm", .scratchkey = 's', .isfloating = 1) +}; + +static const MonitorRule monrules[] = { + /* monitor tag layout mfact nmaster showbar topbar */ + { 1, -1, 0, -1, -1, -1, -1 }, // use a different layout for the second monitor + { -1, -1, 0, -1, -1, -1, -1 }, // default +}; + +/* Bar rules allow you to configure what is shown where on the bar, as well as + * introducing your own bar modules. + * + * monitor: + * -1 show on all monitors + * 0 show on monitor 0 + * 'A' show on active monitor (i.e. focused / selected) (or just -1 for active?) + * bar - bar index, 0 is default, 1 is extrabar + * alignment - how the module is aligned compared to other modules + * widthfunc, drawfunc, clickfunc - providing bar module width, draw and click functions + * name - does nothing, intended for visual clue and for logging / debugging + */ +static const BarRule barrules[] = { + /* monitor bar alignment widthfunc drawfunc clickfunc hoverfunc name */ + { -1, 0, BAR_ALIGN_LEFT, width_tags, draw_tags, click_tags, hover_tags, "tags" }, + { 'A', 0, BAR_ALIGN_RIGHT, width_systray, draw_systray, click_systray, NULL, "systray" }, + { -1, 0, BAR_ALIGN_LEFT, width_ltsymbol, draw_ltsymbol, click_ltsymbol, NULL, "layout" }, + { statusmon, 0, BAR_ALIGN_RIGHT, width_status, draw_status, click_status, NULL, "status" }, + { -1, 0, BAR_ALIGN_NONE, width_bartabgroups, draw_bartabgroups, click_bartabgroups, NULL, "bartabgroups" }, +}; + +/* layout(s) */ +static const float mfact = 0.55; /* factor of master area size [0.05..0.95] */ +static const int nmaster = 1; /* number of clients in master area */ +static const int resizehints = 0; /* 1 means respect size hints in tiled resizals */ +static const int lockfullscreen = 1; /* 1 will force focus on the fullscreen window */ +static const int refreshrate = 120; /* refresh rate (per second) for client move/resize */ +static const int refreshrate_dragmfact = 40; /* refresh rate (per second) for dragmfact */ +static const int decorhints = 1; /* 1 means respect decoration hints */ + +static const Layout layouts[] = { + /* symbol arrange function */ + { "[\\]", dwindle }, + { "[]=", tile }, /* first entry is default */ + { "><>", NULL }, /* no layout function means floating behavior */ + { "[M]", monocle }, +}; + +/* key definitions */ +#define MODKEY Mod4Mask +#define TAGKEYS(KEY,TAG) \ + { MODKEY, KEY, view, {.ui = 1 << TAG} }, \ + { MODKEY|ControlMask, KEY, toggleview, {.ui = 1 << TAG} }, \ + { MODKEY|ShiftMask, KEY, tag, {.ui = 1 << TAG} }, \ + { MODKEY|ControlMask|ShiftMask, KEY, toggletag, {.ui = 1 << TAG} }, + +/* commands */ + +/* static const char *dmenucmd[] = { + "dmenu_run", + "-fn", dmenufont, + "-nb", normbgcolor, + "-nf", normfgcolor, + "-sb", selbgcolor, + "-sf", selfgcolor, + NULL +}; */ + +static const char *termcmd[] = { "ghostty", NULL }; +static const char *term2cmd[] = { "kitty", NULL }; +static const char *wallpapercmd[]= { "/home/ganome/.local/bin/wallsetter.dwm", NULL }; +static const char *browsercmd[]= { "librewolf", NULL }; + +static const char *roficmd[] = { + "rofi", +"-show", +"drun", +"--with-images", +NULL +}; + +/* +* Xresources preferences to load at startup. +* +* Name Type Address +* ------------------------------------------------ +* "nmaster" INTEGER &nmaster +* "mfact" FLOAT &mfact +* "color1" STRING &color1 +* +* In the Xresources file setting resources shoud be prefixed with "dwm.", e.g. +* +* dwm.nmaster: 1 +* dwm.mfact: 0.50 +* dwm.color1: #FA6EFA +* +* Note that the const qualifier must be removed from the variables if you plan on +* overriding them with values from Xresources. While resources can be reloaded +* using the xrdb function some changes may only take effect following a restart. +*/ + +static const Key keys[] = { + /* modifier key function argument */ + { MODKEY, XK_p, spawn, {.v = roficmd } }, + { MODKEY, XK_Return, spawn, {.v = termcmd } }, + { MODKEY|ShiftMask, XK_Return, spawn, {.v = term2cmd } }, + { MODKEY|ShiftMask, XK_d, spawn, CMD("vesktop-bin")}, + { MODKEY|ShiftMask, XK_w, spawn, {.v = browsercmd } }, + { MODKEY|ShiftMask, XK_n, spawn, {.v = wallpapercmd } }, + { MODKEY, XK_b, togglebar, {0} }, + { MODKEY, XK_j, focusstack, {.i = +1 } }, + { MODKEY, XK_k, focusstack, {.i = -1 } }, + { MODKEY, XK_i, incnmaster, {.i = +1 } }, + { MODKEY, XK_d, incnmaster, {.i = -1 } }, + { MODKEY, XK_h, setmfact, {.f = -0.05} }, + { MODKEY, XK_l, setmfact, {.f = +0.05} }, +/* { MODKEY, XK_Return, zoom, {0} }, */ + { Mod1Mask, XK_Tab, alttabstart, {0} }, + { MODKEY|ControlMask, XK_z, showhideclient, {0} }, + { MODKEY|ControlMask, XK_s, unhideall, {0} }, + { MODKEY|ShiftMask, XK_q, killclient, {0} }, + { MODKEY|ShiftMask, XK_e, quit, {0} }, + { MODKEY|ControlMask|ShiftMask, XK_e, quit, {1} }, + { MODKEY, XK_t, setlayout, {.v = &layouts[0]} }, + { MODKEY, XK_f, setlayout, {.v = &layouts[1]} }, + { MODKEY, XK_m, setlayout, {.v = &layouts[2]} }, + { MODKEY, XK_space, setlayout, {0} }, + { MODKEY|ShiftMask, XK_space, togglefloating, {0} }, + { MODKEY, XK_grave, togglescratch, {.v = scratchpadcmd } }, + { MODKEY|ControlMask, XK_grave, setscratch, {.v = scratchpadcmd } }, + { MODKEY|ShiftMask, XK_grave, removescratch, {.v = scratchpadcmd } }, + { MODKEY, XK_0, view, {.ui = ~0 } }, + { MODKEY|ShiftMask, XK_0, tag, {.ui = ~0 } }, + { MODKEY, XK_comma, focusmon, {.i = -1 } }, + { MODKEY, XK_period, focusmon, {.i = +1 } }, + { MODKEY|ShiftMask, XK_comma, tagmon, {.i = -1 } }, + { MODKEY|ShiftMask, XK_period, tagmon, {.i = +1 } }, + { MODKEY|ControlMask, XK_comma, cyclelayout, {.i = -1 } }, + { MODKEY|ControlMask, XK_period, cyclelayout, {.i = +1 } }, + { 0, XF86XK_AudioRaiseVolume, spawn, SHCMD("exec pactl set-sink-volume @DEFAULT_SINK@ +5%")}, + { 0, XF86XK_AudioLowerVolume, spawn, SHCMD("exec pactl set-sink-volume @DEFAULT_SINK@ -5%")}, + { 0, XF86XK_AudioMute, spawn, SHCMD("exec pactl set-sink-mute @DEFAULT_SINK@ toggle")}, + { 0, XF86XK_AudioPlay, spawn, SHCMD("exec playerctl play-pause")}, + { 0, XF86XK_AudioPause, spawn, SHCMD("exec playerctl play-pause")}, + { 0, XF86XK_AudioNext, spawn, SHCMD("exec playerctl next")}, + { 0, XF86XK_AudioPrev, spawn, SHCMD("exec playerctl previous")}, + TAGKEYS( XK_1, 0) + TAGKEYS( XK_2, 1) + TAGKEYS( XK_3, 2) + TAGKEYS( XK_4, 3) + TAGKEYS( XK_5, 4) + TAGKEYS( XK_6, 5) + TAGKEYS( XK_7, 6) + TAGKEYS( XK_8, 7) + TAGKEYS( XK_9, 8) +}; + +/* button definitions */ +/* click can be ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */ +static const Button buttons[] = { + /* click event mask button function argument */ + { ClkLtSymbol, 0, Button1, setlayout, {0} }, + { ClkLtSymbol, 0, Button3, setlayout, {.v = &layouts[2]} }, + { ClkWinTitle, 0, Button1, togglewin, {0} }, + { ClkWinTitle, 0, Button3, showhideclient, {0} }, + { ClkWinTitle, 0, Button2, zoom, {0} }, + { ClkStatusText, 0, Button2, spawn, {.v = termcmd } }, + { ClkClientWin, MODKEY, Button1, movemouse, {0} }, + { ClkClientWin, MODKEY, Button2, togglefloating, {0} }, + { ClkClientWin, MODKEY, Button3, resizemouse, {0} }, + { ClkClientWin, MODKEY|ShiftMask, Button1, dragmfact, {0} }, + { ClkTagBar, 0, Button1, view, {0} }, + { ClkTagBar, 0, Button3, toggleview, {0} }, + { ClkTagBar, MODKEY, Button1, tag, {0} }, + { ClkTagBar, MODKEY, Button3, toggletag, {0} }, +}; + +static const char *ipcsockpath = "/tmp/dwm.sock"; +static IPCCommand ipccommands[] = { + IPCCOMMAND( focusmon, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( focusstack, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( incnmaster, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( killclient, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( quit, 1, {ARG_TYPE_NONE} ), + IPCCOMMAND( setlayoutsafe, 1, {ARG_TYPE_PTR} ), + IPCCOMMAND( setmfact, 1, {ARG_TYPE_FLOAT} ), + IPCCOMMAND( setstatus, 1, {ARG_TYPE_STR} ), + IPCCOMMAND( tag, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( tagmon, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( togglebar, 1, {ARG_TYPE_NONE} ), + IPCCOMMAND( togglefloating, 1, {ARG_TYPE_NONE} ), + IPCCOMMAND( toggletag, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( toggleview, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( view, 1, {ARG_TYPE_UINT} ), + IPCCOMMAND( zoom, 1, {ARG_TYPE_NONE} ), + IPCCOMMAND( cyclelayout, 1, {ARG_TYPE_SINT} ), + IPCCOMMAND( showhideclient, 1, {ARG_TYPE_NONE} ), +}; diff --git a/config.mk b/config.mk new file mode 100644 index 0000000..ae159d2 --- /dev/null +++ b/config.mk @@ -0,0 +1,76 @@ +# dwm version +VERSION = 6.6 + +# Customize below to fit your system + +# paths +PREFIX = /usr/local +MANPREFIX = ${PREFIX}/share/man + +X11INC = /usr/X11R6/include +X11LIB = /usr/X11R6/lib + +# FreeBSD (uncomment) +#X11INC = /usr/local/include +#X11LIB = /usr/local/lib + +# Xinerama, comment if you don't want it +XINERAMALIBS = -lXinerama +XINERAMAFLAGS = -DXINERAMA + +# freetype +FREETYPELIBS = -lfontconfig -lXft +FREETYPEINC = /usr/include/freetype2 +# FreeBSD (uncomment) +#FREETYPEINC = /usr/local/include/freetype2 +# OpenBSD (uncomment) +#FREETYPEINC = ${X11INC}/freetype2 +# OpenBSD - Uncomment this for the swallow patch / SWALLOW_PATCH +#KVMLIB = -lkvm + +# Uncomment this for the alpha patch and the winicon patch (BAR_ALPHA_PATCH, BAR_WINICON_PATCH) +XRENDER = -lXrender + +# Uncomment this for the mdpcontrol patch / MDPCONTROL_PATCH +#MPDCLIENT = -lmpdclient + +# Uncomment for the pango patch / BAR_PANGO_PATCH +#PANGOINC = `pkg-config --cflags xft pango pangoxft` +#PANGOLIB = `pkg-config --libs xft pango pangoxft` + +# Uncomment for the ipc patch / IPC_PATCH +YAJLLIBS = -lyajl +YAJLINC = -I/usr/include/yajl + +# Uncomment this for the rounded corners patch / ROUNDED_CORNERS_PATCH +#XEXTLIB = -lXext + +# Uncomment this for the swallow patch / SWALLOW_PATCH +XCBLIBS = -lX11-xcb -lxcb -lxcb-res + +# This is needed for the winicon and tagpreview patches / BAR_WINICON_PATCH / BAR_TAGPREVIEW_PATCH +IMLIB2LIBS = -lImlib2 + +# Uncomment for the banish patch / BANISH_PATCH (for mouse related features) +#XILIB = `pkg-config --libs xi xfixes` + +# Uncomment for the bidi patch +#BDINC = `pkg-config --cflags fribidi` +#BDLIBS = `pkg-config --libs fribidi` + +# includes and libs +INCS = -I${X11INC} -I${FREETYPEINC} ${YAJLINC} ${PANGOINC} ${BDINC} +LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} ${XRENDER} ${MPDCLIENT} ${XEXTLIB} ${XCBLIBS} ${KVMLIB} ${PANGOLIB} ${YAJLLIBS} ${IMLIB2LIBS} $(BDLIBS) $(XILIB) + +# flags +CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS} +#CFLAGS = -g -std=c99 -pedantic -Wall -O0 ${INCS} ${CPPFLAGS} +CFLAGS = -march=native -std=c99 -pedantic -Wall -Wno-unused-function -Wno-deprecated-declarations -Os ${INCS} ${CPPFLAGS} +LDFLAGS = ${LIBS} + +# Solaris +#CFLAGS = -fast ${INCS} -DVERSION=\"${VERSION}\" +#LDFLAGS = ${LIBS} + +# compiler and linker +CC = cc diff --git a/drw.c b/drw.c new file mode 100644 index 0000000..0a7bb86 --- /dev/null +++ b/drw.c @@ -0,0 +1,452 @@ +/* See LICENSE file for copyright and license details. */ +#include +#include +#include +#include +#include + +#include "drw.h" +#include "util.h" + +#define UTF_INVALID 0xFFFD + +static int +utf8decode(const char *s_in, long *u, int *err) +{ + static const unsigned char lens[] = { + /* 0XXXX */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + /* 10XXX */ 0, 0, 0, 0, 0, 0, 0, 0, /* invalid */ + /* 110XX */ 2, 2, 2, 2, + /* 1110X */ 3, 3, + /* 11110 */ 4, + /* 11111 */ 0, /* invalid */ + }; + static const unsigned char leading_mask[] = { 0x7F, 0x1F, 0x0F, 0x07 }; + static const unsigned int overlong[] = { 0x0, 0x80, 0x0800, 0x10000 }; + + const unsigned char *s = (const unsigned char *)s_in; + int len = lens[*s >> 3]; + *u = UTF_INVALID; + *err = 1; + if (len == 0) + return 1; + + long cp = s[0] & leading_mask[len - 1]; + for (int i = 1; i < len; ++i) { + if (s[i] == '\0' || (s[i] & 0xC0) != 0x80) + return i; + cp = (cp << 6) | (s[i] & 0x3F); + } + /* out of range, surrogate, overlong encoding */ + if (cp > 0x10FFFF || (cp >> 11) == 0x1B || cp < overlong[len - 1]) + return len; + + *err = 0; + *u = cp; + return len; +} + +Drw * +drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h) +{ + Drw *drw = ecalloc(1, sizeof(Drw)); + + drw->dpy = dpy; + drw->screen = screen; + drw->root = root; + drw->w = w; + drw->h = h; + + drw->drawable = XCreatePixmap(dpy, root, w, h, DefaultDepth(dpy, screen)); + drw->picture = XRenderCreatePicture(dpy, drw->drawable, XRenderFindVisualFormat(dpy, DefaultVisual(dpy, screen)), 0, NULL); + drw->gc = XCreateGC(dpy, root, 0, NULL); + XSetLineAttributes(dpy, drw->gc, 1, LineSolid, CapButt, JoinMiter); + + return drw; +} + +void +drw_resize(Drw *drw, unsigned int w, unsigned int h) +{ + if (!drw) + return; + + drw->w = w; + drw->h = h; + if (drw->picture) + XRenderFreePicture(drw->dpy, drw->picture); + if (drw->drawable) + XFreePixmap(drw->dpy, drw->drawable); + drw->drawable = XCreatePixmap(drw->dpy, drw->root, w, h, DefaultDepth(drw->dpy, drw->screen)); + drw->picture = XRenderCreatePicture(drw->dpy, drw->drawable, XRenderFindVisualFormat(drw->dpy, DefaultVisual(drw->dpy, drw->screen)), 0, NULL); +} + +void +drw_free(Drw *drw) +{ + XRenderFreePicture(drw->dpy, drw->picture); + XFreePixmap(drw->dpy, drw->drawable); + XFreeGC(drw->dpy, drw->gc); + drw_fontset_free(drw->fonts); + free(drw); +} + +/* This function is an implementation detail. Library users should use + * drw_fontset_create instead. + */ +static Fnt * +xfont_create(Drw *drw, const char *fontname, FcPattern *fontpattern) +{ + Fnt *font; + XftFont *xfont = NULL; + FcPattern *pattern = NULL; + + if (fontname) { + /* Using the pattern found at font->xfont->pattern does not yield the + * same substitution results as using the pattern returned by + * FcNameParse; using the latter results in the desired fallback + * behaviour whereas the former just results in missing-character + * rectangles being drawn, at least with some fonts. */ + if (!(xfont = XftFontOpenName(drw->dpy, drw->screen, fontname))) { + fprintf(stderr, "error, cannot load font from name: '%s'\n", fontname); + return NULL; + } + if (!(pattern = FcNameParse((FcChar8 *) fontname))) { + fprintf(stderr, "error, cannot parse font name to pattern: '%s'\n", fontname); + XftFontClose(drw->dpy, xfont); + return NULL; + } + } else if (fontpattern) { + if (!(xfont = XftFontOpenPattern(drw->dpy, fontpattern))) { + fprintf(stderr, "error, cannot load font from pattern.\n"); + return NULL; + } + } else { + die("no font specified."); + } + + font = ecalloc(1, sizeof(Fnt)); + font->xfont = xfont; + font->pattern = pattern; + font->h = xfont->ascent + xfont->descent; + font->dpy = drw->dpy; + + return font; +} + +static void +xfont_free(Fnt *font) +{ + if (!font) + return; + if (font->pattern) + FcPatternDestroy(font->pattern); + XftFontClose(font->dpy, font->xfont); + free(font); +} + +Fnt* +drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount) +{ + Fnt *cur, *ret = NULL; + size_t i; + + if (!drw || !fonts) + return NULL; + + for (i = 1; i <= fontcount; i++) { + if ((cur = xfont_create(drw, fonts[fontcount - i], NULL))) { + cur->next = ret; + ret = cur; + } + } + return (drw->fonts = ret); +} + +void +drw_fontset_free(Fnt *font) +{ + if (font) { + drw_fontset_free(font->next); + xfont_free(font); + } +} + +void +drw_clr_create( + Drw *drw, + Clr *dest, + const char *clrname +) { + if (!drw || !dest || !clrname) + return; + + if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen), + DefaultColormap(drw->dpy, drw->screen), + clrname, dest)) + die("error, cannot allocate color '%s'", clrname); + +} + +/* Wrapper to create color schemes. The caller has to call free(3) on the + * returned color scheme when done using it. */ +Clr * +drw_scm_create( + Drw *drw, + char *clrnames[], + size_t clrcount +) { + size_t i; + Clr *ret; + + /* need at least two colors for a scheme */ + if (!drw || !clrnames || clrcount < 2 || !(ret = ecalloc(clrcount, sizeof(XftColor)))) + return NULL; + + for (i = 0; i < clrcount; i++) + drw_clr_create(drw, &ret[i], clrnames[i]); + return ret; +} + +void +drw_setfontset(Drw *drw, Fnt *set) +{ + if (drw) + drw->fonts = set; +} + +void +drw_setscheme(Drw *drw, Clr *scm) +{ + if (drw) + drw->scheme = scm; +} + +void +drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert) +{ + if (!drw || !drw->scheme) + return; + XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme[ColBg].pixel : drw->scheme[ColFg].pixel); + if (filled) + XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h); + else + XDrawRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w - 1, h - 1); +} + +int +drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert, Bool markup) +{ + int ty, ellipsis_x = 0; + unsigned int tmpw, ew, ellipsis_w = 0, ellipsis_len, hash, h0, h1; + XftDraw *d = NULL; + Fnt *usedfont, *curfont, *nextfont; + int utf8strlen, utf8charlen, utf8err, render = x || y || w || h; + long utf8codepoint = 0; + const char *utf8str; + FcCharSet *fccharset; + FcPattern *fcpattern; + FcPattern *match; + XftResult result; + int charexists = 0, overflow = 0; + /* keep track of a couple codepoints for which we have no match. */ + static unsigned int nomatches[128], ellipsis_width, invalid_width; + static const char invalid[] = "�"; + + if (!drw || (render && (!drw->scheme || !w)) || !text || !drw->fonts) + return 0; + + if (!render) { + w = invert ? invert : ~invert; + } else { + XSetForeground(drw->dpy, drw->gc, drw->scheme[invert ? ColFg : ColBg].pixel); + XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h); + if (w < lpad) + return x + w; + d = XftDrawCreate(drw->dpy, drw->drawable, + DefaultVisual(drw->dpy, drw->screen), + DefaultColormap(drw->dpy, drw->screen)); + x += lpad; + w -= lpad; + } + + usedfont = drw->fonts; + if (!ellipsis_width && render) + ellipsis_width = drw_fontset_getwidth(drw, "...", markup); + if (!invalid_width && render) + invalid_width = drw_fontset_getwidth(drw, invalid, markup); + while (1) { + ew = ellipsis_len = utf8err = utf8charlen = utf8strlen = 0; + utf8str = text; + nextfont = NULL; + while (*text) { + utf8charlen = utf8decode(text, &utf8codepoint, &utf8err); + for (curfont = drw->fonts; curfont; curfont = curfont->next) { + charexists = charexists || XftCharExists(drw->dpy, curfont->xfont, utf8codepoint); + if (charexists) { + drw_font_getexts(curfont, text, utf8charlen, &tmpw, NULL); + if (ew + ellipsis_width <= w) { + /* keep track where the ellipsis still fits */ + ellipsis_x = x + ew; + ellipsis_w = w - ew; + ellipsis_len = utf8strlen; + } + + if (ew + tmpw > w) { + overflow = 1; + /* called from drw_fontset_getwidth_clamp(): + * it wants the width AFTER the overflow + */ + if (!render) + x += tmpw; + else + utf8strlen = ellipsis_len; + } else if (curfont == usedfont) { + text += utf8charlen; + utf8strlen += utf8err ? 0 : utf8charlen; + ew += utf8err ? 0 : tmpw; + } else { + nextfont = curfont; + } + break; + } + } + + if (overflow || !charexists || nextfont || utf8err) + break; + else + charexists = 0; + } + + if (utf8strlen) { + if (render) { + ty = y + (h - usedfont->h) / 2 + usedfont->xfont->ascent; + XftDrawStringUtf8(d, &drw->scheme[invert ? ColBg : ColFg], + usedfont->xfont, x, ty, (XftChar8 *)utf8str, utf8strlen); + } + x += ew; + w -= ew; + } + if (utf8err && (!render || invalid_width < w)) { + if (render) + drw_text(drw, x, y, w, h, 0, invalid, invert, markup); + x += invalid_width; + w -= invalid_width; + } + if (render && overflow) + drw_text(drw, ellipsis_x, y, ellipsis_w, h, 0, "...", invert, markup); + + if (!*text || overflow) { + break; + } else if (nextfont) { + charexists = 0; + usedfont = nextfont; + } else { + /* Regardless of whether or not a fallback font is found, the + * character must be drawn. */ + charexists = 1; + + hash = (unsigned int)utf8codepoint; + hash = ((hash >> 16) ^ hash) * 0x21F0AAAD; + hash = ((hash >> 15) ^ hash) * 0xD35A2D97; + h0 = ((hash >> 15) ^ hash) % LENGTH(nomatches); + h1 = (hash >> 17) % LENGTH(nomatches); + /* avoid expensive XftFontMatch call when we know we won't find a match */ + if (nomatches[h0] == utf8codepoint || nomatches[h1] == utf8codepoint) + goto no_match; + + fccharset = FcCharSetCreate(); + FcCharSetAddChar(fccharset, utf8codepoint); + + if (!drw->fonts->pattern) { + /* Refer to the comment in xfont_create for more information. */ + die("the first font in the cache must be loaded from a font string."); + } + + fcpattern = FcPatternDuplicate(drw->fonts->pattern); + FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset); + FcPatternAddBool(fcpattern, FC_SCALABLE, FcTrue); + + FcConfigSubstitute(NULL, fcpattern, FcMatchPattern); + FcDefaultSubstitute(fcpattern); + match = XftFontMatch(drw->dpy, drw->screen, fcpattern, &result); + + FcCharSetDestroy(fccharset); + FcPatternDestroy(fcpattern); + + if (match) { + usedfont = xfont_create(drw, NULL, match); + if (usedfont && XftCharExists(drw->dpy, usedfont->xfont, utf8codepoint)) { + for (curfont = drw->fonts; curfont->next; curfont = curfont->next) + ; /* NOP */ + curfont->next = usedfont; + } else { + xfont_free(usedfont); + nomatches[nomatches[h0] ? h1 : h0] = utf8codepoint; +no_match: + usedfont = drw->fonts; + } + } + } + } + if (d) + XftDrawDestroy(d); + + return x + (render ? w : 0); +} + +void +drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h) +{ + if (!drw) + return; + + XCopyArea(drw->dpy, drw->drawable, win, drw->gc, x, y, w, h, x, y); + XSync(drw->dpy, False); +} + +unsigned int +drw_fontset_getwidth(Drw *drw, const char *text, Bool markup) +{ + if (!drw || !drw->fonts || !text) + return 0; + return drw_text(drw, 0, 0, 0, 0, 0, text, 0, markup); +} + +void +drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h) +{ + XGlyphInfo ext; + + if (!font || !text) + return; + + XftTextExtentsUtf8(font->dpy, font->xfont, (XftChar8 *)text, len, &ext); + if (w) + *w = ext.xOff; + if (h) + *h = font->h; +} + +Cur * +drw_cur_create(Drw *drw, int shape) +{ + Cur *cur; + + if (!drw || !(cur = ecalloc(1, sizeof(Cur)))) + return NULL; + + cur->cursor = XCreateFontCursor(drw->dpy, shape); + + return cur; +} + +void +drw_cur_free(Drw *drw, Cur *cursor) +{ + if (!cursor) + return; + + XFreeCursor(drw->dpy, cursor->cursor); + free(cursor); +} diff --git a/drw.h b/drw.h new file mode 100644 index 0000000..838d7d4 --- /dev/null +++ b/drw.h @@ -0,0 +1,67 @@ +/* See LICENSE file for copyright and license details. */ + +typedef struct { + Cursor cursor; +} Cur; + +typedef struct Fnt { + Display *dpy; + unsigned int h; + XftFont *xfont; + FcPattern *pattern; + struct Fnt *next; +} Fnt; + +enum { ColFg, ColBg, ColBorder, ColFloat, ColCount }; /* Clr scheme index */ +typedef XftColor Clr; + +typedef struct { + unsigned int w, h; + Display *dpy; + int screen; + Window root; + Drawable drawable; + Picture picture; + GC gc; + Clr *scheme; + Fnt *fonts; +} Drw; + +/* Drawable abstraction */ +Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h); +void drw_resize(Drw *drw, unsigned int w, unsigned int h); +void drw_free(Drw *drw); + +/* Fnt abstraction */ +Fnt *drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount); +void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h); +void drw_fontset_free(Fnt* set); +unsigned int drw_fontset_getwidth(Drw *drw, const char *text, Bool markup); + +/* Colorscheme abstraction */ +void drw_clr_create( + Drw *drw, + Clr *dest, + const char *clrname +); +Clr *drw_scm_create( + Drw *drw, + char *clrnames[], + size_t clrcount +); + +/* Cursor abstraction */ +Cur *drw_cur_create(Drw *drw, int shape); +void drw_cur_free(Drw *drw, Cur *cursor); + +/* Drawing context manipulation */ +void drw_setfontset(Drw *drw, Fnt *set); +void drw_setscheme(Drw *drw, Clr *scm); + +/* Drawing functions */ +void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert); +int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert, Bool markup); + +/* Map functions */ +void drw_map(Drw 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z9NHiCpS*)DVOdZG@Uu8DC0J*CVNtHB#+_BG;kkASba0p1kHyy1u$;CadKw>C*= z;iBbb*eVy9_;_0im+Bg^_*;U=P54KLVqV&Qr!NBkcM?6$;MRsUy-3b;*3|xn6mwm5 zP4tua;9aYTvRC^aik3@d+|GGY_hrfQ=QDcNQ}$|KMA2g0wSAhyo8T7Aujow<`&MbMsM;rVv+s1+tLHpL*U@k6 zZAs;;pd>Er@vG-JMb-YI(s$P1?b6<=rgEt%>0Ya01g_do`TMHFUOhJ}`j}Fb)S3VH z9QJLO3PnW+tiS~B%>PG#X-`q9InNcW7G~C8r#;1Iw|6^NP&shM{~QE(bJhBOK<(RF z=lCf@Nmc%ez6cyoyOzD$*DbkR7$`kyZjB#>zX}00ks6S3XU;N zT}XNYl=4^IR*99p+@4Y}*Cj?3i>T^5mJ%*1D+RYxZdlWOh_>WZ{3&W6)%M +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#ifdef XINERAMA +#include +#endif /* XINERAMA */ +#include + +#include "drw.h" +#include "util.h" + +#include + +/* macros */ +#define Button6 6 +#define Button7 7 +#define Button8 8 +#define Button9 9 +#define NUMTAGS 9 +#define NUMVIEWHIST NUMTAGS +#define BARRULES 20 +#define BUTTONMASK (ButtonPressMask|ButtonReleaseMask) +#define CLEANMASK(mask) (mask & ~(numlockmask|LockMask) & (ShiftMask|ControlMask|Mod1Mask|Mod2Mask|Mod3Mask|Mod4Mask|Mod5Mask)) +#define INTERSECT(x,y,w,h,m) (MAX(0, MIN((x)+(w),(m)->wx+(m)->ww) - MAX((x),(m)->wx)) \ + * MAX(0, MIN((y)+(h),(m)->wy+(m)->wh) - MAX((y),(m)->wy))) +#define ISVISIBLE(C) ((C->tags & C->mon->tagset[C->mon->seltags])) +#define MOUSEMASK (BUTTONMASK|PointerMotionMask) +#define WIDTH(X) ((X)->w + 2 * (X)->bw) +#define HEIGHT(X) ((X)->h + 2 * (X)->bw) +#define WTYPE "_NET_WM_WINDOW_TYPE_" +#define TAGMASK ((1 << NUMTAGS) - 1) +#define TEXTWM(X) (drw_fontset_getwidth(drw, (X), True) + lrpad) +#define TEXTW(X) (drw_fontset_getwidth(drw, (X), False) + lrpad) +#define HIDDEN(C) ((getstate(C->win) == IconicState)) + +/* enums */ +enum { + CurResizeHorzArrow, + CurResizeVertArrow, + CurNormal, + CurResize, + CurMove, + CurLast +}; /* cursor */ + +enum { + SchemeNorm, + SchemeSel, + SchemeTitleNorm, + SchemeTitleSel, + SchemeTagsNorm, + SchemeTagsSel, + SchemeHidNorm, + SchemeHidSel, + SchemeUrg, + SchemeScratchSel, + SchemeScratchNorm, +}; /* color schemes */ + +enum { + NetSupported, NetWMName, NetWMState, NetWMCheck, + NetWMFullscreen, NetActiveWindow, NetWMWindowType, + NetWMIcon, + NetSystemTray, NetSystemTrayOP, NetSystemTrayOrientation, + NetSystemTrayVisual, NetWMWindowTypeDock, NetSystemTrayOrientationHorz, + NetDesktopNames, NetDesktopViewport, NetNumberOfDesktops, NetCurrentDesktop, + NetClientList, + NetClientListStacking, + NetLast +}; /* EWMH atoms */ + +enum { + WMProtocols, + WMDelete, + WMState, + WMTakeFocus, + WMLast +}; /* default atoms */ + +enum { + ClkTagBar, + ClkLtSymbol, + ClkStatusText, + ClkWinTitle, + ClkClientWin, + ClkRootWin, + ClkLast +}; /* clicks */ + +enum { + BAR_ALIGN_LEFT, + BAR_ALIGN_CENTER, + BAR_ALIGN_RIGHT, + BAR_ALIGN_LEFT_LEFT, + BAR_ALIGN_LEFT_RIGHT, + BAR_ALIGN_LEFT_CENTER, + BAR_ALIGN_NONE, + BAR_ALIGN_RIGHT_LEFT, + BAR_ALIGN_RIGHT_RIGHT, + BAR_ALIGN_RIGHT_CENTER, + BAR_ALIGN_LAST +}; /* bar alignment */ + +typedef struct TagState TagState; +struct TagState { + int selected; + int occupied; + int urgent; +}; + +typedef struct ClientState ClientState; +struct ClientState { + int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen; +}; + +typedef union { + long i; + unsigned long ui; + float f; + const void *v; +} Arg; + +typedef struct Monitor Monitor; +typedef struct Bar Bar; +struct Bar { + Window win; + Monitor *mon; + Bar *next; + int idx; + int showbar; + int topbar; + int external; + int borderpx; + int borderscheme; + int bx, by, bw, bh; /* bar geometry */ + int w[BARRULES]; // width, array length == barrules, then use r index for lookup purposes + int x[BARRULES]; // x position, array length == ^ +}; + +typedef struct { + int x; + int y; + int h; + int w; +} BarArg; + +typedef struct { + int monitor; + int bar; + int alignment; // see bar alignment enum + int (*widthfunc)(Bar *bar, BarArg *a); + int (*drawfunc)(Bar *bar, BarArg *a); + int (*clickfunc)(Bar *bar, Arg *arg, BarArg *a); + int (*hoverfunc)(Bar *bar, BarArg *a, XMotionEvent *ev); + char *name; // for debugging + int x, w; // position, width for internal use +} BarRule; + +typedef struct { + unsigned int click; + unsigned int mask; + unsigned int button; + void (*func)(const Arg *arg); + const Arg arg; +} Button; + +typedef struct Client Client; +struct Client { + char name[256]; + float mina, maxa; + float cfact; + int x, y, w, h; + int sfx, sfy, sfw, sfh; /* stored float geometry, used on mode revert */ + int oldx, oldy, oldw, oldh; + int basew, baseh, incw, inch, maxw, maxh, minw, minh, hintsvalid; + int bw, oldbw; + unsigned int tags; + int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen; + int isterminal, noswallow; + pid_t pid; + int issteam; + Client *next; + Client *snext; + Client *swallowing; + Monitor *mon; + Window win; + ClientState prevstate; + char scratchkey; + unsigned int icw, ich; + Picture icon; +}; + +typedef struct { + unsigned int mod; + KeySym keysym; + void (*func)(const Arg *); + const Arg arg; +} Key; + +typedef struct { + const char *symbol; + void (*arrange)(Monitor *); +} Layout; + +typedef struct Pertag Pertag; +struct Monitor { + char ltsymbol[16]; + float mfact; + int nmaster; + int num; + int mx, my, mw, mh; /* screen size */ + int wx, wy, ww, wh; /* window area */ + unsigned int seltags; + unsigned int sellt; + unsigned int tagset[2]; + int showbar; + Client *clients; + Client *sel; + Client *stack; + Monitor *next; + Bar *bar; + const Layout *lt[2]; + Pertag *pertag; + char lastltsymbol[16]; + TagState tagstate; + Client *lastsel; + const Layout *lastlt; + Window tagwin; + int previewshow; + Pixmap tagmap[NUMTAGS]; +}; + +typedef struct { + const char *class; + const char *instance; + const char *title; + const char *wintype; + unsigned int tags; + int isfloating; + int isterminal; + int noswallow; + int monitor; + const char scratchkey; +} Rule; + +#define RULE(...) { .monitor = -1, __VA_ARGS__ }, + +/* Cross patch compatibility rule macro helper macros */ +#define FLOATING , .isfloating = 1 +#define CENTERED +#define PERMANENT +#define FAKEFULLSCREEN +#define NOSWALLOW , .noswallow = 1 +#define TERMINAL , .isterminal = 1 +#define SWITCHTAG + +typedef struct { + int monitor; + int tag; + int layout; + float mfact; + int nmaster; + int showbar; + int topbar; +} MonitorRule; + +/* function declarations */ +static void applyrules(Client *c); +static int applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact); +static void arrange(Monitor *m); +static void arrangemon(Monitor *m); +static void attach(Client *c); +static void attachstack(Client *c); +static void buttonpress(XEvent *e); +static void checkotherwm(void); +static void cleanup(void); +static void cleanupmon(Monitor *mon); +static void clientmessage(XEvent *e); +static void configure(Client *c); +static void configurenotify(XEvent *e); +static void configurerequest(XEvent *e); +static Monitor *createmon(void); +static void destroynotify(XEvent *e); +static void detach(Client *c); +static void detachstack(Client *c); +static Monitor *dirtomon(int dir); +static void drawbar(Monitor *m); +static void drawbars(void); +static void drawbarwin(Bar *bar); +static void enternotify(XEvent *e); +static void expose(XEvent *e); +static void focus(Client *c); +static void focusin(XEvent *e); +static void focusmon(const Arg *arg); +static void focusstack(const Arg *arg); +static Atom getatomprop(Client *c, Atom prop, Atom req); +static int getrootptr(int *x, int *y); +static long getstate(Window w); +static int gettextprop(Window w, Atom atom, char *text, unsigned int size); +static void grabbuttons(Client *c, int focused); +static void grabkeys(void); +static void incnmaster(const Arg *arg); +static void keypress(XEvent *e); +static void killclient(const Arg *arg); +static void manage(Window w, XWindowAttributes *wa); +static void mappingnotify(XEvent *e); +static void maprequest(XEvent *e); +static void motionnotify(XEvent *e); +static void movemouse(const Arg *arg); +static Client *nexttiled(Client *c); +static void pop(Client *c); +static void propertynotify(XEvent *e); +static void quit(const Arg *arg); +static Monitor *recttomon(int x, int y, int w, int h); +static void resize(Client *c, int x, int y, int w, int h, int interact); +static void resizeclient(Client *c, int x, int y, int w, int h); +static void resizemouse(const Arg *arg); +static void restack(Monitor *m); +static void run(void); +static void scan(void); +static int sendevent(Window w, Atom proto, int m, long d0, long d1, long d2, long d3, long d4); +static void sendmon(Client *c, Monitor *m); +static void setclientstate(Client *c, long state); +static void setfocus(Client *c); +static void setfullscreen(Client *c, int fullscreen); +static void setlayout(const Arg *arg); +static void setmfact(const Arg *arg); +static void setup(void); +static void seturgent(Client *c, int urg); +static void sigchld(int unused); +static void showhide(Client *c); +static void spawn(const Arg *arg); +static void tag(const Arg *arg); +static void tagmon(const Arg *arg); +static void togglebar(const Arg *arg); +static void togglefloating(const Arg *arg); +static void toggletag(const Arg *arg); +static void toggleview(const Arg *arg); +static void unfocus(Client *c, int setfocus, Client *nextfocus); +static void unmanage(Client *c, int destroyed); +static void unmapnotify(XEvent *e); +static void updatebarpos(Monitor *m); +static void updatebars(void); +static void updateclientlist(void); +static int updategeom(void); +static void updatenumlockmask(void); +static void updatesizehints(Client *c); +static void updatestatus(void); +static void updatetitle(Client *c); +static void updatewmhints(Client *c); +static void view(const Arg *arg); +static Client *wintoclient(Window w); +static Monitor *wintomon(Window w); +static int xerror(Display *dpy, XErrorEvent *ee); +static int xerrordummy(Display *dpy, XErrorEvent *ee); +static int xerrorstart(Display *dpy, XErrorEvent *ee); +static void zoom(const Arg *arg); + +/* bar functions */ + +#include "patch/include.h" + +/* variables */ +static const char broken[] = "broken"; +static char stext[512]; + +static int screen; +static int sw, sh; /* X display screen geometry width, height */ +static int bh; /* bar geometry */ +static int lrpad; /* sum of left and right padding for text */ +/* Some clients (e.g. alacritty) helpfully send configure requests with a new size or position + * when they detect that they have been moved to another monitor. This can cause visual glitches + * when moving (or resizing) client windows from one monitor to another. This variable is used + * internally to ignore such configure requests while movemouse or resizemouse are being used. */ +static int ignoreconfigurerequests = 0; +static int (*xerrorxlib)(Display *, XErrorEvent *); +static unsigned int numlockmask = 0; +static void (*handler[LASTEvent]) (XEvent *) = { + [ButtonPress] = buttonpress, + [ClientMessage] = clientmessage, + [ConfigureRequest] = configurerequest, + [ConfigureNotify] = configurenotify, + [DestroyNotify] = destroynotify, + [EnterNotify] = enternotify, + [Expose] = expose, + [FocusIn] = focusin, + [KeyPress] = keypress, + [MappingNotify] = mappingnotify, + [MapRequest] = maprequest, + [MotionNotify] = motionnotify, + [PropertyNotify] = propertynotify, + [ResizeRequest] = resizerequest, + [UnmapNotify] = unmapnotify +}; +static Atom wmatom[WMLast], netatom[NetLast]; +static Atom xatom[XLast]; +static volatile sig_atomic_t running = 1; +static Cur *cursor[CurLast]; +static Clr **scheme; +static Display *dpy; +static Drw *drw; +static Monitor *mons, *selmon; +static Window root, wmcheckwin; + +/* configuration, allows nested code to access above variables */ +#include "config.h" + +#include "patch/include.c" + +/* compile-time check if all tags fit into an unsigned int bit array. */ +struct NumTags { char limitexceeded[NUMTAGS > 31 ? -1 : 1]; }; + +/* function implementations */ +void +applyrules(Client *c) +{ + const char *class, *instance; + Atom wintype; + unsigned int i; + const Rule *r; + Monitor *m; + XClassHint ch = { NULL, NULL }; + + /* rule matching */ + c->noswallow = -1; + c->isfloating = 0; + c->tags = 0; + c->scratchkey = 0; + XGetClassHint(dpy, c->win, &ch); + class = ch.res_class ? ch.res_class : broken; + instance = ch.res_name ? ch.res_name : broken; + wintype = getatomprop(c, netatom[NetWMWindowType], XA_ATOM); + + if (strstr(class, "Steam") || strstr(class, "steam_app_")) + c->issteam = 1; + + for (i = 0; i < LENGTH(rules); i++) { + r = &rules[i]; + if ((!r->title || strstr(c->name, r->title)) + && (!r->class || strstr(class, r->class)) + && (!r->instance || strstr(instance, r->instance)) + && (!r->wintype || wintype == XInternAtom(dpy, r->wintype, False))) + { + c->isterminal = r->isterminal; + c->noswallow = r->noswallow; + c->isfloating = r->isfloating; + c->tags |= r->tags; + c->scratchkey = r->scratchkey; + for (m = mons; m && m->num != r->monitor; m = m->next); + if (m) + c->mon = m; + + } + } + if (ch.res_class) + XFree(ch.res_class); + if (ch.res_name) + XFree(ch.res_name); + c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : c->mon->tagset[c->mon->seltags]; +} + +int +applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact) +{ + int baseismin; + Monitor *m = c->mon; + + /* set minimum possible */ + *w = MAX(1, *w); + *h = MAX(1, *h); + if (interact) { + if (*x > sw) + *x = sw - WIDTH(c); + if (*y > sh) + *y = sh - HEIGHT(c); + if (*x + *w + 2 * c->bw < 0) + *x = 0; + if (*y + *h + 2 * c->bw < 0) + *y = 0; + } else { + if (*x >= m->wx + m->ww) + *x = m->wx + m->ww - WIDTH(c); + if (*y >= m->wy + m->wh) + *y = m->wy + m->wh - HEIGHT(c); + if (*x + *w + 2 * c->bw <= m->wx) + *x = m->wx; + if (*y + *h + 2 * c->bw <= m->wy) + *y = m->wy; + } + if (*h < bh) + *h = bh; + if (*w < bh) + *w = bh; + if (resizehints || c->isfloating || !c->mon->lt[c->mon->sellt]->arrange) { + if (!c->hintsvalid) + updatesizehints(c); + /* see last two sentences in ICCCM 4.1.2.3 */ + baseismin = c->basew == c->minw && c->baseh == c->minh; + if (!baseismin) { /* temporarily remove base dimensions */ + *w -= c->basew; + *h -= c->baseh; + } + /* adjust for aspect limits */ + if (c->mina > 0 && c->maxa > 0) { + if (c->maxa < (float)*w / *h) + *w = *h * c->maxa + 0.5; + else if (c->mina < (float)*h / *w) + *h = *w * c->mina + 0.5; + } + if (baseismin) { /* increment calculation requires this */ + *w -= c->basew; + *h -= c->baseh; + } + /* adjust for increment value */ + if (c->incw) + *w -= *w % c->incw; + if (c->inch) + *h -= *h % c->inch; + /* restore base dimensions */ + *w = MAX(*w + c->basew, c->minw); + *h = MAX(*h + c->baseh, c->minh); + if (c->maxw) + *w = MIN(*w, c->maxw); + if (c->maxh) + *h = MIN(*h, c->maxh); + } + return *x != c->x || *y != c->y || *w != c->w || *h != c->h; +} + +void +arrange(Monitor *m) +{ + if (m) + showhide(m->stack); + else for (m = mons; m; m = m->next) + showhide(m->stack); + if (m) { + arrangemon(m); + restack(m); + } else for (m = mons; m; m = m->next) + arrangemon(m); +} + +void +arrangemon(Monitor *m) +{ + strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, sizeof m->ltsymbol); + if (m->lt[m->sellt]->arrange) + m->lt[m->sellt]->arrange(m); +} + +void +attach(Client *c) +{ + c->next = c->mon->clients; + c->mon->clients = c; +} + +void +attachstack(Client *c) +{ + c->snext = c->mon->stack; + c->mon->stack = c; +} + +void +buttonpress(XEvent *e) +{ + int click, i, r; + Arg arg = {0}; + Client *c; + Monitor *m; + Bar *bar; + XButtonPressedEvent *ev = &e->xbutton; + const BarRule *br; + BarArg carg = { 0, 0, 0, 0 }; + click = ClkRootWin; + + /* focus monitor if necessary */ + if ((m = wintomon(ev->window)) && m != selmon + ) { + unfocus(selmon->sel, 1, NULL); + selmon = m; + focus(NULL); + } + + for (bar = selmon->bar; bar; bar = bar->next) { + if (ev->window == bar->win) { + for (r = 0; r < LENGTH(barrules); r++) { + br = &barrules[r]; + if (br->bar != bar->idx || (br->monitor == 'A' && m != selmon) || br->clickfunc == NULL) + continue; + if (br->monitor != 'A' && br->monitor != -1 && br->monitor != bar->mon->num) + continue; + if (bar->x[r] <= ev->x && ev->x <= bar->x[r] + bar->w[r]) { + carg.x = ev->x - bar->x[r]; + carg.y = ev->y - bar->borderpx; + carg.w = bar->w[r]; + carg.h = bar->bh - 2 * bar->borderpx; + click = br->clickfunc(bar, &arg, &carg); + if (click < 0) + return; + break; + } + } + break; + } + } + + if (click == ClkRootWin && (c = wintoclient(ev->window))) { + focus(c); + restack(selmon); + XAllowEvents(dpy, ReplayPointer, CurrentTime); + click = ClkClientWin; + } + + for (i = 0; i < LENGTH(buttons); i++) { + if (click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button + && CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state)) { + buttons[i].func( + ( + click == ClkTagBar + || click == ClkWinTitle + ) && buttons[i].arg.i == 0 ? &arg : &buttons[i].arg + ); + } + } + +} + +void +checkotherwm(void) +{ + xerrorxlib = XSetErrorHandler(xerrorstart); + /* this causes an error if some other window manager is running */ + XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask); + XSync(dpy, False); + XSetErrorHandler(xerror); + XSync(dpy, False); +} + +void +cleanup(void) +{ + Monitor *m; + Layout foo = { "", NULL }; + size_t i; + + alttabend(); + + /* kill child processes */ + for (i = 0; i < autostart_len; i++) { + if (0 < autostart_pids[i]) { + kill(autostart_pids[i], SIGTERM); + waitpid(autostart_pids[i], NULL, 0); + } + } + + selmon->lt[selmon->sellt] = &foo; + for (m = mons; m; m = m->next) + while (m->stack) + unmanage(m->stack, 0); + XUngrabKey(dpy, AnyKey, AnyModifier, root); + while (mons) + cleanupmon(mons); + if (showsystray && systray) { + while (systray->icons) + removesystrayicon(systray->icons); + if (systray->win) { + XUnmapWindow(dpy, systray->win); + XDestroyWindow(dpy, systray->win); + } + free(systray); + } + for (i = 0; i < CurLast; i++) + drw_cur_free(drw, cursor[i]); + for (i = 0; i < LENGTH(colors); i++) + free(scheme[i]); + free(scheme); + XDestroyWindow(dpy, wmcheckwin); + drw_free(drw); + XSync(dpy, False); + XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime); + XDeleteProperty(dpy, root, netatom[NetActiveWindow]); + + ipc_cleanup(); + + if (close(epoll_fd) < 0) + fprintf(stderr, "Failed to close epoll file descriptor\n"); +} + +void +cleanupmon(Monitor *mon) +{ + Monitor *m; + Bar *bar; + + if (mon == mons) + mons = mons->next; + else { + for (m = mons; m && m->next != mon; m = m->next); + m->next = mon->next; + } + for (bar = mon->bar; bar; bar = mon->bar) { + if (!bar->external) { + XUnmapWindow(dpy, bar->win); + XDestroyWindow(dpy, bar->win); + } + mon->bar = bar->next; + if (systray && bar == systray->bar) + systray->bar = NULL; + free(bar); + } + free(mon->pertag); + for (size_t i = 0; i < NUMTAGS; i++) + if (mon->tagmap[i]) + XFreePixmap(dpy, mon->tagmap[i]); + XUnmapWindow(dpy, mon->tagwin); + XDestroyWindow(dpy, mon->tagwin); + free(mon); +} + +void +clientmessage(XEvent *e) +{ + XWindowAttributes wa; + XSetWindowAttributes swa; + XClientMessageEvent *cme = &e->xclient; + Client *c = wintoclient(cme->window); + + if (showsystray && systray && cme->window == systray->win && cme->message_type == netatom[NetSystemTrayOP]) { + /* add systray icons */ + if (cme->data.l[1] == SYSTEM_TRAY_REQUEST_DOCK) { + if (!(c = (Client *)calloc(1, sizeof(Client)))) + die("fatal: could not malloc() %u bytes\n", sizeof(Client)); + if (!(c->win = cme->data.l[2])) { + free(c); + return; + } + + c->mon = selmon; + c->next = systray->icons; + systray->icons = c; + XGetWindowAttributes(dpy, c->win, &wa); + c->x = c->oldx = c->y = c->oldy = 0; + c->w = c->oldw = wa.width; + c->h = c->oldh = wa.height; + c->oldbw = wa.border_width; + c->bw = 0; + c->isfloating = True; + /* reuse tags field as mapped status */ + c->tags = 1; + updatesizehints(c); + updatesystrayicongeom(c, wa.width, wa.height); + XAddToSaveSet(dpy, c->win); + XSelectInput(dpy, c->win, StructureNotifyMask | PropertyChangeMask | ResizeRedirectMask); + XClassHint ch = {"dwmsystray", "dwmsystray"}; + XSetClassHint(dpy, c->win, &ch); + XReparentWindow(dpy, c->win, systray->win, 0, 0); + /* use parents background color */ + swa.background_pixel = scheme[SchemeNorm][ColBg].pixel; + XChangeWindowAttributes(dpy, c->win, CWBackPixel, &swa); + sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_EMBEDDED_NOTIFY, 0 , systray->win, XEMBED_EMBEDDED_VERSION); + XSync(dpy, False); + setclientstate(c, NormalState); + } + return; + } + + if (!c) + return; + if (cme->message_type == netatom[NetWMState]) { + if (cme->data.l[1] == netatom[NetWMFullscreen] + || cme->data.l[2] == netatom[NetWMFullscreen]) { + setfullscreen(c, (cme->data.l[0] == 1 /* _NET_WM_STATE_ADD */ + || (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ + ))); + } + } else if (cme->message_type == netatom[NetActiveWindow]) { + if (c != selmon->sel && !c->isurgent) + seturgent(c, 1); + } +} + +void +configure(Client *c) +{ + XConfigureEvent ce; + + ce.type = ConfigureNotify; + ce.display = dpy; + ce.event = c->win; + ce.window = c->win; + ce.x = c->x; + ce.y = c->y; + ce.width = c->w; + ce.height = c->h; + ce.border_width = c->bw; + + ce.above = None; + ce.override_redirect = False; + XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce); +} + +void +configurenotify(XEvent *e) +{ + Monitor *m; + Bar *bar; + XConfigureEvent *ev = &e->xconfigure; + int dirty; + /* TODO: updategeom handling sucks, needs to be simplified */ + if (ev->window == root) { + dirty = (sw != ev->width || sh != ev->height); + sw = ev->width; + sh = ev->height; + if (updategeom() || dirty) { + drw_resize(drw, sw, sh); + updatebars(); + for (m = mons; m; m = m->next) { + for (bar = m->bar; bar; bar = bar->next) + XMoveResizeWindow(dpy, bar->win, bar->bx, bar->by, bar->bw, bar->bh); + createpreview(m); + } + arrange(NULL); + focus(NULL); + } + } +} + +void +configurerequest(XEvent *e) +{ + Client *c; + Monitor *m; + XConfigureRequestEvent *ev = &e->xconfigurerequest; + XWindowChanges wc; + + if (ignoreconfigurerequests) + return; + + if ((c = wintoclient(ev->window))) { + if (ev->value_mask & CWBorderWidth) + c->bw = ev->border_width; + else if (c->isfloating || !selmon->lt[selmon->sellt]->arrange) { + m = c->mon; + if (!c->issteam) { + if (ev->value_mask & CWX) { + c->oldx = c->x; + c->x = m->mx + ev->x; + } + if (ev->value_mask & CWY) { + c->oldy = c->y; + c->y = m->my + ev->y; + } + } + if (ev->value_mask & CWWidth) { + c->oldw = c->w; + c->w = ev->width; + } + if (ev->value_mask & CWHeight) { + c->oldh = c->h; + c->h = ev->height; + } + if ((c->x + c->w) > m->mx + m->mw && c->isfloating) + c->x = m->mx + (m->mw / 2 - WIDTH(c) / 2); /* center in x direction */ + if ((c->y + c->h) > m->my + m->mh && c->isfloating) + c->y = m->my + (m->mh / 2 - HEIGHT(c) / 2); /* center in y direction */ + if ((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight))) + configure(c); + if (ISVISIBLE(c)) + XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); + } else + configure(c); + } else { + wc.x = ev->x; + wc.y = ev->y; + wc.width = ev->width; + wc.height = ev->height; + wc.border_width = ev->border_width; + wc.sibling = ev->above; + wc.stack_mode = ev->detail; + XConfigureWindow(dpy, ev->window, ev->value_mask, &wc); + } + XSync(dpy, False); +} + +Monitor * +createmon(void) +{ + Monitor *m, *mon; + int i, n, mi, max_bars = 2, istopbar = topbar; + int layout; + + const BarRule *br; + Bar *bar; + int j; + const MonitorRule *mr; + + m = ecalloc(1, sizeof(Monitor)); + m->tagset[0] = m->tagset[1] = 1; + m->mfact = mfact; + m->nmaster = nmaster; + m->showbar = showbar; + for (mi = 0, mon = mons; mon; mon = mon->next, mi++); // monitor index + m->num = mi; + for (j = 0; j < LENGTH(monrules); j++) { + mr = &monrules[j]; + if ((mr->monitor == -1 || mr->monitor == m->num) + && (mr->tag <= 0 || (m->tagset[0] & (1 << (mr->tag - 1)))) + ) { + layout = MAX(mr->layout, 0); + layout = MIN(layout, LENGTH(layouts) - 1); + m->lt[0] = &layouts[layout]; + m->lt[1] = &layouts[1 % LENGTH(layouts)]; + strncpy(m->ltsymbol, layouts[layout].symbol, sizeof m->ltsymbol); + + if (mr->mfact > -1) + m->mfact = mr->mfact; + if (mr->nmaster > -1) + m->nmaster = mr->nmaster; + if (mr->showbar > -1) + m->showbar = mr->showbar; + if (mr->topbar > -1) + istopbar = mr->topbar; + break; + } + } + + /* Derive the number of bars for this monitor based on bar rules */ + for (n = -1, i = 0; i < LENGTH(barrules); i++) { + br = &barrules[i]; + if (br->monitor == 'A' || br->monitor == -1 || br->monitor == m->num) + n = MAX(br->bar, n); + } + + m->bar = NULL; + for (i = 0; i <= n && i < max_bars; i++) { + bar = ecalloc(1, sizeof(Bar)); + bar->mon = m; + bar->idx = i; + bar->next = m->bar; + bar->topbar = istopbar; + m->bar = bar; + istopbar = !istopbar; + bar->showbar = 1; + bar->external = 0; + bar->borderpx = 0; + bar->bh = bh + bar->borderpx * 2; + bar->borderscheme = SchemeNorm; + } + + if (!(m->pertag = (Pertag *)calloc(1, sizeof(Pertag)))) + die("fatal: could not malloc() %u bytes\n", sizeof(Pertag)); + m->pertag->curtag = 1; + for (i = 0; i <= NUMTAGS; i++) { + + /* init layouts */ + for (j = 0; j < LENGTH(monrules); j++) { + mr = &monrules[j]; + if ((mr->monitor == -1 || mr->monitor == m->num) && (mr->tag == -1 || mr->tag == i)) { + layout = MAX(mr->layout, 0); + layout = MIN(layout, LENGTH(layouts) - 1); + m->pertag->ltidxs[i][0] = &layouts[layout]; + m->pertag->ltidxs[i][1] = m->lt[0]; + m->pertag->nmasters[i] = (mr->nmaster > -1 ? mr->nmaster : m->nmaster); + m->pertag->mfacts[i] = (mr->mfact > -1 ? mr->mfact : m->mfact); + m->pertag->showbars[i] = (mr->showbar > -1 ? mr->showbar : m->showbar); + break; + } + } + m->pertag->sellts[i] = m->sellt; + + } + + return m; +} + +void +destroynotify(XEvent *e) +{ + Client *c; + XDestroyWindowEvent *ev = &e->xdestroywindow; + + if ((c = wintoclient(ev->window))) + unmanage(c, 1); + else if ((c = swallowingclient(ev->window))) + unmanage(c->swallowing, 1); + else if (showsystray && (c = wintosystrayicon(ev->window))) { + removesystrayicon(c); + drawbarwin(systray->bar); + } +} + +void +detach(Client *c) +{ + Client **tc; + + for (tc = &c->mon->clients; *tc && *tc != c; tc = &(*tc)->next); + *tc = c->next; + c->next = NULL; +} + +void +detachstack(Client *c) +{ + Client **tc, *t; + + for (tc = &c->mon->stack; *tc && *tc != c; tc = &(*tc)->snext); + *tc = c->snext; + + if (c == c->mon->sel) { + for (t = c->mon->stack; t && !ISVISIBLE(t); t = t->snext); + c->mon->sel = t; + } + c->snext = NULL; +} + +Monitor * +dirtomon(int dir) +{ + Monitor *m = NULL; + + if (dir > 0) { + if (!(m = selmon->next)) + m = mons; + } else if (selmon == mons) + for (m = mons; m->next; m = m->next); + else + for (m = mons; m->next != selmon; m = m->next); + return m; +} + +void +drawbar(Monitor *m) +{ + Bar *bar; + + if (m->showbar) + for (bar = m->bar; bar; bar = bar->next) + drawbarwin(bar); +} + +void +drawbars(void) +{ + Monitor *m; + for (m = mons; m; m = m->next) + drawbar(m); +} + +void +drawbarwin(Bar *bar) +{ + if (!bar || !bar->win || bar->external) + return; + int r, w, total_drawn = 0; + int rx, lx, rw, lw; // bar size, split between left and right if a center module is added + const BarRule *br; + + if (bar->borderpx) { + XSetForeground(drw->dpy, drw->gc, scheme[bar->borderscheme][ColBorder].pixel); + XFillRectangle(drw->dpy, drw->drawable, drw->gc, 0, 0, bar->bw, bar->bh); + } + + BarArg warg = { 0 }; + BarArg darg = { 0 }; + warg.h = bar->bh - 2 * bar->borderpx; + + rw = lw = bar->bw - 2 * bar->borderpx; + rx = lx = bar->borderpx; + + drw_setscheme(drw, scheme[SchemeNorm]); + drw_rect(drw, lx, bar->borderpx, lw, bar->bh - 2 * bar->borderpx, 1, 1); + for (r = 0; r < LENGTH(barrules); r++) { + br = &barrules[r]; + if (br->bar != bar->idx || !br->widthfunc || (br->monitor == 'A' && bar->mon != selmon)) + continue; + if (br->monitor != 'A' && br->monitor != -1 && br->monitor != bar->mon->num) + continue; + drw_setscheme(drw, scheme[SchemeNorm]); + warg.w = (br->alignment < BAR_ALIGN_RIGHT_LEFT ? lw : rw); + + w = br->widthfunc(bar, &warg); + w = MIN(warg.w, w); + + if (lw <= 0) { // if left is exhausted then switch to right side, and vice versa + lw = rw; + lx = rx; + } else if (rw <= 0) { + rw = lw; + rx = lx; + } + + switch(br->alignment) { + default: + case BAR_ALIGN_NONE: + case BAR_ALIGN_LEFT_LEFT: + case BAR_ALIGN_LEFT: + bar->x[r] = lx; + if (lx == rx) { + rx += w; + rw -= w; + } + lx += w; + lw -= w; + break; + case BAR_ALIGN_LEFT_RIGHT: + case BAR_ALIGN_RIGHT: + bar->x[r] = lx + lw - w; + if (lx == rx) + rw -= w; + lw -= w; + break; + case BAR_ALIGN_LEFT_CENTER: + case BAR_ALIGN_CENTER: + bar->x[r] = lx + lw / 2 - w / 2; + if (lx == rx) { + rw = rx + rw - bar->x[r] - w; + rx = bar->x[r] + w; + } + lw = bar->x[r] - lx; + break; + case BAR_ALIGN_RIGHT_LEFT: + bar->x[r] = rx; + if (lx == rx) { + lx += w; + lw -= w; + } + rx += w; + rw -= w; + break; + case BAR_ALIGN_RIGHT_RIGHT: + bar->x[r] = rx + rw - w; + if (lx == rx) + lw -= w; + rw -= w; + break; + case BAR_ALIGN_RIGHT_CENTER: + bar->x[r] = rx + rw / 2 - w / 2; + if (lx == rx) { + lw = lx + lw - bar->x[r] + w; + lx = bar->x[r] + w; + } + rw = bar->x[r] - rx; + break; + } + bar->w[r] = w; + darg.x = bar->x[r]; + darg.y = bar->borderpx; + darg.h = bar->bh - 2 * bar->borderpx; + darg.w = bar->w[r]; + if (br->drawfunc) + total_drawn += br->drawfunc(bar, &darg); + } + + if (total_drawn == 0 && bar->showbar) { + bar->showbar = 0; + updatebarpos(bar->mon); + XMoveResizeWindow(dpy, bar->win, bar->bx, bar->by, bar->bw, bar->bh); + arrange(bar->mon); + } + else if (total_drawn > 0 && !bar->showbar) { + bar->showbar = 1; + updatebarpos(bar->mon); + XMoveResizeWindow(dpy, bar->win, bar->bx, bar->by, bar->bw, bar->bh); + drw_map(drw, bar->win, 0, 0, bar->bw, bar->bh); + arrange(bar->mon); + } else + drw_map(drw, bar->win, 0, 0, bar->bw, bar->bh); +} + +void +enternotify(XEvent *e) +{ + Client *c; + Monitor *m; + XCrossingEvent *ev = &e->xcrossing; + + if ((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root) + return; + c = wintoclient(ev->window); + m = c ? c->mon : wintomon(ev->window); + if (m != selmon) { + unfocus(selmon->sel, 1, c); + selmon = m; + } else if (!c || c == selmon->sel) + return; + focus(c); +} + +void +expose(XEvent *e) +{ + Monitor *m; + XExposeEvent *ev = &e->xexpose; + + if (ev->count == 0 && (m = wintomon(ev->window))) { + drawbar(m); + } +} + +void +focus(Client *c) +{ + if (!c || !ISVISIBLE(c)) + for (c = selmon->stack; c && !ISVISIBLE(c); c = c->snext); + if (selmon->sel && selmon->sel != c) + unfocus(selmon->sel, 0, c); + if (c) { + if (c->mon != selmon) + selmon = c->mon; + if (c->isurgent) + seturgent(c, 0); + detachstack(c); + attachstack(c); + grabbuttons(c, 1); + if (c->scratchkey != 0 && c->isfloating) + XSetWindowBorder(dpy, c->win, scheme[SchemeScratchSel][ColFloat].pixel); + else if (c->scratchkey != 0) + XSetWindowBorder(dpy, c->win, scheme[SchemeScratchSel][ColBorder].pixel); + else if (c->isfloating) + XSetWindowBorder(dpy, c->win, scheme[SchemeSel][ColFloat].pixel); + else + XSetWindowBorder(dpy, c->win, scheme[SchemeSel][ColBorder].pixel); + setfocus(c); + } else { + XSetInputFocus(dpy, selmon->bar && selmon->bar->win ? selmon->bar->win : root, RevertToPointerRoot, CurrentTime); + XDeleteProperty(dpy, root, netatom[NetActiveWindow]); + } + selmon->sel = c; + drawbars(); + +} + +/* there are some broken focus acquiring clients needing extra handling */ +void +focusin(XEvent *e) +{ + XFocusChangeEvent *ev = &e->xfocus; + + if (selmon->sel && ev->window != selmon->sel->win) + setfocus(selmon->sel); +} + +void +focusmon(const Arg *arg) +{ + Monitor *m; + + if (!mons->next) + return; + if ((m = dirtomon(arg->i)) == selmon) + return; + unfocus(selmon->sel, 0, NULL); + selmon = m; + focus(NULL); +} + +void +focusstack(const Arg *arg) +{ + Client *c = NULL, *i; + + if (!selmon->sel || (selmon->sel->isfullscreen && lockfullscreen)) + return; + if (arg->i > 0) { + for (c = selmon->sel->next; c && (!ISVISIBLE(c) || (arg->i == 1 && HIDDEN(c))); c = c->next); + if (!c) + for (c = selmon->clients; c && (!ISVISIBLE(c) || (arg->i == 1 && HIDDEN(c))); c = c->next); + } else { + for (i = selmon->clients; i != selmon->sel; i = i->next) + if (ISVISIBLE(i) && !(arg->i == -1 && HIDDEN(i))) + c = i; + if (!c) + for (; i; i = i->next) + if (ISVISIBLE(i) && !(arg->i == -1 && HIDDEN(i))) + c = i; + } + if (c) { + focus(c); + restack(selmon); + } +} + +Atom +getatomprop(Client *c, Atom prop, Atom req) +{ + int di; + unsigned long dl; + unsigned char *p = NULL; + Atom da, atom = None; + + if (prop == xatom[XembedInfo]) + req = xatom[XembedInfo]; + + /* FIXME getatomprop should return the number of items and a pointer to + * the stored data instead of this workaround */ + if (XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, req, + &da, &di, &dl, &dl, &p) == Success && p) { + atom = *(Atom *)p; + if (da == xatom[XembedInfo] && dl == 2) + atom = ((Atom *)p)[1]; + XFree(p); + } + return atom; +} + +int +getrootptr(int *x, int *y) +{ + int di; + unsigned int dui; + Window dummy; + + return XQueryPointer(dpy, root, &dummy, &dummy, x, y, &di, &di, &dui); +} + +long +getstate(Window w) +{ + int format; + long result = -1; + unsigned char *p = NULL; + unsigned long n, extra; + Atom real; + + if (XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState], + &real, &format, &n, &extra, (unsigned char **)&p) != Success) + return -1; + if (n != 0) + result = *p; + XFree(p); + return result; +} + +int +gettextprop(Window w, Atom atom, char *text, unsigned int size) +{ + char **list = NULL; + int n; + XTextProperty name; + + if (!text || size == 0) + return 0; + text[0] = '\0'; + if (!XGetTextProperty(dpy, w, &name, atom) || !name.nitems) + return 0; + if (name.encoding == XA_STRING) { + strncpy(text, (char *)name.value, size - 1); + } else if (XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) { + strncpy(text, *list, size - 1); + XFreeStringList(list); + } + text[size - 1] = '\0'; + XFree(name.value); + return 1; +} + +void +grabbuttons(Client *c, int focused) +{ + updatenumlockmask(); + { + unsigned int i, j; + unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask }; + XUngrabButton(dpy, AnyButton, AnyModifier, c->win); + if (!focused) + XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, + BUTTONMASK, GrabModeSync, GrabModeSync, None, None); + for (i = 0; i < LENGTH(buttons); i++) + if (buttons[i].click == ClkClientWin + ) + for (j = 0; j < LENGTH(modifiers); j++) + XGrabButton(dpy, buttons[i].button, + buttons[i].mask | modifiers[j], + c->win, False, BUTTONMASK, + GrabModeAsync, GrabModeSync, None, None); + } +} + +void +grabkeys(void) +{ + updatenumlockmask(); + { + unsigned int i, j, k; + unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask }; + int start, end, skip; + KeySym *syms; + + XUngrabKey(dpy, AnyKey, AnyModifier, root); + XDisplayKeycodes(dpy, &start, &end); + syms = XGetKeyboardMapping(dpy, start, end - start + 1, &skip); + if (!syms) + return; + for (k = start; k <= end; k++) + for (i = 0; i < LENGTH(keys); i++) + /* skip modifier codes, we do that ourselves */ + if (keys[i].keysym == syms[(k - start) * skip]) + for (j = 0; j < LENGTH(modifiers); j++) + XGrabKey(dpy, k, + keys[i].mod | modifiers[j], + root, True, + GrabModeAsync, GrabModeAsync); + XFree(syms); + } +} + +void +incnmaster(const Arg *arg) +{ + selmon->nmaster = selmon->pertag->nmasters[selmon->pertag->curtag] = MAX(selmon->nmaster + arg->i, 0); + arrange(selmon); +} + +#ifdef XINERAMA +static int +isuniquegeom(XineramaScreenInfo *unique, size_t n, XineramaScreenInfo *info) +{ + while (n--) + if (unique[n].x_org == info->x_org && unique[n].y_org == info->y_org + && unique[n].width == info->width && unique[n].height == info->height) + return 0; + return 1; +} +#endif /* XINERAMA */ + +void +keypress(XEvent *e) +{ + unsigned int i; + int keysyms_return; + KeySym* keysym; + XKeyEvent *ev; + + ev = &e->xkey; + keysym = XGetKeyboardMapping(dpy, (KeyCode)ev->keycode, 1, &keysyms_return); + for (i = 0; i < LENGTH(keys); i++) + if (*keysym == keys[i].keysym + && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state) + && keys[i].func) + keys[i].func(&(keys[i].arg)); + XFree(keysym); +} + +void +killclient(const Arg *arg) +{ + if (!selmon->sel) + return; + if (!sendevent(selmon->sel->win, wmatom[WMDelete], NoEventMask, wmatom[WMDelete], CurrentTime, 0, 0, 0)) + { + XGrabServer(dpy); + XSetErrorHandler(xerrordummy); + XSetCloseDownMode(dpy, DestroyAll); + XKillClient(dpy, selmon->sel->win); + XSync(dpy, False); + XSetErrorHandler(xerror); + XUngrabServer(dpy); + } +} + +void +manage(Window w, XWindowAttributes *wa) +{ + Client *c, *t = NULL; + Client *term = NULL; + Window trans = None; + XWindowChanges wc; + + c = ecalloc(1, sizeof(Client)); + c->win = w; + c->pid = winpid(w); + /* geometry */ + c->sfx = c->sfy = c->sfw = c->sfh = -9999; + c->x = c->oldx = wa->x; + c->y = c->oldy = wa->y; + c->w = c->oldw = wa->width; + c->h = c->oldh = wa->height; + c->oldbw = wa->border_width; + c->cfact = 1.0; + updateicon(c); + updatetitle(c); + + if (XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) { + c->mon = t->mon; + c->tags = t->tags; + c->bw = borderpx; + c->x = t->x + WIDTH(t) / 2 - WIDTH(c) / 2; + c->y = t->y + HEIGHT(t) / 2 - HEIGHT(c) / 2; + } else { + c->mon = selmon; + c->bw = borderpx; + applyrules(c); + term = termforwin(c); + if (term) + c->mon = term->mon; + } + + if (c->x + WIDTH(c) > c->mon->wx + c->mon->ww) + c->x = c->mon->wx + c->mon->ww - WIDTH(c); + if (c->y + HEIGHT(c) > c->mon->wy + c->mon->wh) + c->y = c->mon->wy + c->mon->wh - HEIGHT(c); + c->x = MAX(c->x, c->mon->wx); + c->y = MAX(c->y, c->mon->wy); + + wc.border_width = c->bw; + XConfigureWindow(dpy, w, CWBorderWidth, &wc); + if (c->isfloating) + XSetWindowBorder(dpy, w, scheme[SchemeNorm][ColFloat].pixel); + else + XSetWindowBorder(dpy, w, scheme[SchemeNorm][ColBorder].pixel); + configure(c); /* propagates border_width, if size doesn't change */ + updatesizehints(c); + updatewmhints(c); + updatemotifhints(c); + + if (c->sfw == -9999) { + c->sfw = c->w; + c->sfh = c->h; + } + + if (getatomprop(c, netatom[NetWMState], XA_ATOM) == netatom[NetWMFullscreen]) + setfullscreen(c, 1); + + XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask); + grabbuttons(c, 0); + + if (!c->isfloating) + c->isfloating = c->oldstate = trans != None || c->isfixed; + if (c->isfloating) { + XRaiseWindow(dpy, c->win); + XSetWindowBorder(dpy, w, scheme[SchemeNorm][ColFloat].pixel); + } + attachx(c); + attachstack(c); + XChangeProperty(dpy, root, netatom[NetClientList], XA_WINDOW, 32, PropModeAppend, + (unsigned char *) &(c->win), 1); + XChangeProperty(dpy, root, netatom[NetClientListStacking], XA_WINDOW, 32, PropModePrepend, + (unsigned char *) &(c->win), 1); + XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h); /* some windows require this */ + + if (!HIDDEN(c)) + setclientstate(c, NormalState); + if (c->mon == selmon) + unfocus(selmon->sel, 0, c); + c->mon->sel = c; + if (!(term && swallow(term, c))) { + arrange(c->mon); + if (!HIDDEN(c)) + XMapWindow(dpy, c->win); + } + focus(NULL); + + setfloatinghint(c); +} + +void +mappingnotify(XEvent *e) +{ + XMappingEvent *ev = &e->xmapping; + + XRefreshKeyboardMapping(ev); + if (ev->request == MappingKeyboard) + grabkeys(); +} + +void +maprequest(XEvent *e) +{ + static XWindowAttributes wa; + XMapRequestEvent *ev = &e->xmaprequest; + + Client *i; + if (showsystray && systray && (i = wintosystrayicon(ev->window))) { + sendevent(i->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_WINDOW_ACTIVATE, 0, systray->win, XEMBED_EMBEDDED_VERSION); + drawbarwin(systray->bar); + } + + if (!XGetWindowAttributes(dpy, ev->window, &wa) || wa.override_redirect) + return; + if (!wintoclient(ev->window)) + manage(ev->window, &wa); +} + +void +motionnotify(XEvent *e) +{ + static Monitor *mon = NULL; + Monitor *m; + Bar *bar; + XMotionEvent *ev = &e->xmotion; + + if ((bar = wintobar(ev->window))) { + barhover(e, bar); + return; + } + + if (selmon->previewshow != 0) + hidetagpreview(selmon); + + if (ev->window != root) + return; + if ((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) { + unfocus(selmon->sel, 1, NULL); + selmon = m; + focus(NULL); + } + mon = m; +} + +void +movemouse(const Arg *arg) +{ + int x, y, ocx, ocy, nx, ny; + Client *c; + Monitor *m; + XEvent ev; + Time lasttime = 0; + + if (!(c = selmon->sel)) + return; + restack(selmon); + nx = ocx = c->x; + ny = ocy = c->y; + if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, + None, cursor[CurMove]->cursor, CurrentTime) != GrabSuccess) + return; + if (!getrootptr(&x, &y)) + return; + ignoreconfigurerequests = 1; + do { + XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev); + switch(ev.type) { + case ConfigureRequest: + case Expose: + case MapRequest: + handler[ev.type](&ev); + break; + case MotionNotify: + if ((ev.xmotion.time - lasttime) <= (1000 / refreshrate)) + continue; + lasttime = ev.xmotion.time; + + nx = ocx + (ev.xmotion.x - x); + ny = ocy + (ev.xmotion.y - y); + if (abs(selmon->wx - nx) < snap) + nx = selmon->wx; + else if (abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap) + nx = selmon->wx + selmon->ww - WIDTH(c); + if (abs(selmon->wy - ny) < snap) + ny = selmon->wy; + else if (abs((selmon->wy + selmon->wh) - (ny + HEIGHT(c))) < snap) + ny = selmon->wy + selmon->wh - HEIGHT(c); + if (!c->isfloating && selmon->lt[selmon->sellt]->arrange + && (abs(nx - c->x) > snap || abs(ny - c->y) > snap)) { + c->sfx = -9999; // disable savefloats when using movemouse + togglefloating(NULL); + } + if (!selmon->lt[selmon->sellt]->arrange || c->isfloating) { + resize(c, nx, ny, c->w, c->h, 1); + } + break; + } + } while (ev.type != ButtonRelease); + + XUngrabPointer(dpy, CurrentTime); + if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) { + sendmon(c, m); + selmon = m; + focus(NULL); + } + /* save last known float coordinates */ + if (!selmon->lt[selmon->sellt]->arrange || c->isfloating) { + c->sfx = nx; + c->sfy = ny; + } + ignoreconfigurerequests = 0; +} + +Client * +nexttiled(Client *c) +{ + for (; c && (c->isfloating || !ISVISIBLE(c) || HIDDEN(c)); c = c->next); + return c; +} + +void +pop(Client *c) +{ + detach(c); + attach(c); + focus(c); + arrange(c->mon); +} + +void +propertynotify(XEvent *e) +{ + Client *c; + Window trans; + XPropertyEvent *ev = &e->xproperty; + + if (showsystray && (c = wintosystrayicon(ev->window))) { + if (ev->atom == XA_WM_NORMAL_HINTS) { + updatesizehints(c); + updatesystrayicongeom(c, c->w, c->h); + } + else + updatesystrayiconstate(c, ev); + drawbarwin(systray->bar); + } + + if ((ev->window == root) && (ev->atom == XA_WM_NAME)) { + updatestatus(); + } else if (ev->state == PropertyDelete) { + return; /* ignore */ + } else if ((c = wintoclient(ev->window))) { + switch(ev->atom) { + default: break; + case XA_WM_TRANSIENT_FOR: + if (!c->isfloating && (XGetTransientForHint(dpy, c->win, &trans)) && + (c->isfloating = (wintoclient(trans)) != NULL)) + arrange(c->mon); + break; + case XA_WM_NORMAL_HINTS: + c->hintsvalid = 0; + break; + case XA_WM_HINTS: + updatewmhints(c); + if (c->isurgent) + drawbars(); + break; + } + if (ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) { + updatetitle(c); + if (c == c->mon->sel) + drawbar(c->mon); + } + if (ev->atom == motifatom) + updatemotifhints(c); + else if (ev->atom == netatom[NetWMIcon]) { + updateicon(c); + if (c == c->mon->sel) + drawbar(c->mon); + } + } +} + +void +quit(const Arg *arg) +{ + restart = arg->i; + running = 0; +} + +Monitor * +recttomon(int x, int y, int w, int h) +{ + Monitor *m, *r = selmon; + int a, area = 0; + + for (m = mons; m; m = m->next) + if ((a = INTERSECT(x, y, w, h, m)) > area) { + area = a; + r = m; + } + return r; +} + +void +resize(Client *c, int x, int y, int w, int h, int interact) +{ + if (applysizehints(c, &x, &y, &w, &h, interact)) + resizeclient(c, x, y, w, h); +} + +void +resizeclient(Client *c, int x, int y, int w, int h) +{ + XWindowChanges wc; + + c->oldx = c->x; c->x = wc.x = x; + c->oldy = c->y; c->y = wc.y = y; + c->oldw = c->w; c->w = wc.width = w; + c->oldh = c->h; c->h = wc.height = h; + wc.border_width = c->bw; + XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc); + configure(c); + XSync(dpy, False); +} + +void +resizemouse(const Arg *arg) +{ + int ocx, ocy, nw, nh, nx, ny; + Client *c; + Monitor *m; + XEvent ev; + Time lasttime = 0; + + if (!(c = selmon->sel)) + return; + restack(selmon); + nx = ocx = c->x; + ny = ocy = c->y; + nh = c->h; + nw = c->w; + if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, + None, cursor[CurResize]->cursor, CurrentTime) != GrabSuccess) + return; + XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1); + ignoreconfigurerequests = 1; + do { + XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev); + switch(ev.type) { + case ConfigureRequest: + case Expose: + case MapRequest: + handler[ev.type](&ev); + break; + case MotionNotify: + if ((ev.xmotion.time - lasttime) <= (1000 / refreshrate)) + continue; + lasttime = ev.xmotion.time; + + nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1); + nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1); + if (c->mon->wx + nw >= selmon->wx && c->mon->wx + nw <= selmon->wx + selmon->ww + && c->mon->wy + nh >= selmon->wy && c->mon->wy + nh <= selmon->wy + selmon->wh) + { + if (!c->isfloating && selmon->lt[selmon->sellt]->arrange + && (abs(nw - c->w) > snap || abs(nh - c->h) > snap)) { + c->sfx = -9999; // disable savefloats when using resizemouse + togglefloating(NULL); + } + } + if (!selmon->lt[selmon->sellt]->arrange || c->isfloating) { + resize(c, nx, ny, nw, nh, 1); + } + break; + } + } while (ev.type != ButtonRelease); + + XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1); + XUngrabPointer(dpy, CurrentTime); + while (XCheckMaskEvent(dpy, EnterWindowMask, &ev)); + if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) { + sendmon(c, m); + selmon = m; + focus(NULL); + } + /* save last known float dimensions */ + if (!selmon->lt[selmon->sellt]->arrange || c->isfloating) { + c->sfx = nx; + c->sfy = ny; + c->sfw = nw; + c->sfh = nh; + } + ignoreconfigurerequests = 0; +} + +void +restack(Monitor *m) +{ + Client *c, *f = NULL; + XEvent ev; + XWindowChanges wc; + + drawbar(m); + if (!m->sel) + return; + if (m->sel->isfloating || !m->lt[m->sellt]->arrange) + XRaiseWindow(dpy, m->sel->win); + + if (m->lt[m->sellt]->arrange) { + wc.stack_mode = Below; + if (m->bar) { + wc.sibling = m->bar->win; + } else { + for (f = m->stack; f && (f->isfloating || !ISVISIBLE(f)); f = f->snext); // find first tiled stack client + if (f) + wc.sibling = f->win; + } + for (c = m->stack; c; c = c->snext) + if (!c->isfloating && ISVISIBLE(c) && c != f) { + XConfigureWindow(dpy, c->win, CWSibling|CWStackMode, &wc); + wc.sibling = c->win; + } + } + XSync(dpy, False); + while (XCheckMaskEvent(dpy, EnterWindowMask, &ev)); +} + +void +run(void) +{ + int event_count = 0; + const int MAX_EVENTS = 10; + struct epoll_event events[MAX_EVENTS]; + + XSync(dpy, False); + + /* main event loop */ + while (running) { + event_count = epoll_wait(epoll_fd, events, MAX_EVENTS, -1); + + for (int i = 0; i < event_count; i++) { + int event_fd = events[i].data.fd; + DEBUG("Got event from fd %d\n", event_fd); + + if (event_fd == dpy_fd) { + // -1 means EPOLLHUP + if (handlexevent(events + i) == -1) + return; + } else if (event_fd == ipc_get_sock_fd()) { + ipc_handle_socket_epoll_event(events + i); + } else if (ipc_is_client_registered(event_fd)) { + if (ipc_handle_client_epoll_event(events + i, mons, &lastselmon, selmon, + NUMTAGS, layouts, LENGTH(layouts)) < 0) { + fprintf(stderr, "Error handling IPC event on fd %d\n", event_fd); + } + } else { + fprintf(stderr, "Got event from unknown fd %d, ptr %p, u32 %d, u64 %lu", + event_fd, events[i].data.ptr, events[i].data.u32, + events[i].data.u64); + fprintf(stderr, " with events %d\n", events[i].events); + } + } + } +} + +void +scan(void) +{ + scanner = 1; + char swin[256]; + unsigned int i, num; + Window d1, d2, *wins = NULL; + XWindowAttributes wa; + + if (XQueryTree(dpy, root, &d1, &d2, &wins, &num)) { + for (i = 0; i < num; i++) { + if (!XGetWindowAttributes(dpy, wins[i], &wa) + || wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1)) + continue; + if (wa.map_state == IsViewable || getstate(wins[i]) == IconicState) + manage(wins[i], &wa); + else if (gettextprop(wins[i], netatom[NetClientList], swin, sizeof swin)) + manage(wins[i], &wa); + } + for (i = 0; i < num; i++) { /* now the transients */ + if (!XGetWindowAttributes(dpy, wins[i], &wa)) + continue; + if (XGetTransientForHint(dpy, wins[i], &d1) + && (wa.map_state == IsViewable || getstate(wins[i]) == IconicState)) + manage(wins[i], &wa); + } + XFree(wins); + } + scanner = 0; +} + +void +sendmon(Client *c, Monitor *m) +{ + if (c->mon == m) + return; + unfocus(c, 1, NULL); + detach(c); + detachstack(c); + c->mon = m; + c->tags = m->tagset[m->seltags]; /* assign tags of target monitor */ + attachx(c); + attachstack(c); + arrange(NULL); + focus(NULL); +} + +void +setclientstate(Client *c, long state) +{ + long data[] = { state, None }; + + XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32, + PropModeReplace, (unsigned char *)data, 2); +} + +int +sendevent(Window w, Atom proto, int mask, long d0, long d1, long d2, long d3, long d4) +{ + int n; + Atom *protocols; + Atom mt; + int exists = 0; + XEvent ev; + + if (proto == wmatom[WMTakeFocus] || proto == wmatom[WMDelete]) { + mt = wmatom[WMProtocols]; + if (XGetWMProtocols(dpy, w, &protocols, &n)) { + while (!exists && n--) + exists = protocols[n] == proto; + XFree(protocols); + } + } else { + exists = True; + mt = proto; + } + + if (exists) { + ev.type = ClientMessage; + ev.xclient.window = w; + ev.xclient.message_type = mt; + ev.xclient.format = 32; + ev.xclient.data.l[0] = d0; + ev.xclient.data.l[1] = d1; + ev.xclient.data.l[2] = d2; + ev.xclient.data.l[3] = d3; + ev.xclient.data.l[4] = d4; + XSendEvent(dpy, w, False, mask, &ev); + } + return exists; +} + +void +setfocus(Client *c) +{ + if (!c->neverfocus) { + XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime); + XChangeProperty(dpy, root, netatom[NetActiveWindow], + XA_WINDOW, 32, PropModeReplace, + (unsigned char *) &(c->win), 1); + } + sendevent(c->win, wmatom[WMTakeFocus], NoEventMask, wmatom[WMTakeFocus], CurrentTime, 0, 0, 0); +} + +void +setfullscreen(Client *c, int fullscreen) +{ + if (fullscreen && !c->isfullscreen) { + XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32, + PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1); + c->isfullscreen = 1; + } else if (!fullscreen && c->isfullscreen){ + XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32, + PropModeReplace, (unsigned char*)0, 0); + c->isfullscreen = 0; + } + resizeclient(c, c->x, c->y, c->w, c->h); +} + +void +setlayout(const Arg *arg) +{ + if (!arg || !arg->v || arg->v != selmon->lt[selmon->sellt]) { + selmon->pertag->sellts[selmon->pertag->curtag] ^= 1; + selmon->sellt = selmon->pertag->sellts[selmon->pertag->curtag]; + } + if (arg && arg->v) + selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt] = (Layout *)arg->v; + selmon->lt[selmon->sellt] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt]; + + strncpy(selmon->ltsymbol, selmon->lt[selmon->sellt]->symbol, sizeof selmon->ltsymbol); + if (selmon->sel) + arrange(selmon); + else + drawbar(selmon); +} + +/* arg > 1.0 will set mfact absolutely */ +void +setmfact(const Arg *arg) +{ + float f; + + if (!arg || !selmon->lt[selmon->sellt]->arrange) + return; + f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0; + if (f < 0.05 || f > 0.95) + return; + selmon->mfact = selmon->pertag->mfacts[selmon->pertag->curtag] = f; + arrange(selmon); +} + +void +setup(void) +{ + int i; + XSetWindowAttributes wa; + Atom utf8string; + /* clean up any zombies immediately */ + sigchld(0); + + signal(SIGHUP, sighup); + signal(SIGTERM, sigterm); + + /* the one line of bloat that would have saved a lot of time for a lot of people */ + putenv("_JAVA_AWT_WM_NONREPARENTING=1"); + + /* init screen */ + screen = DefaultScreen(dpy); + sw = DisplayWidth(dpy, screen); + sh = DisplayHeight(dpy, screen); + root = RootWindow(dpy, screen); + drw = drw_create(dpy, screen, root, sw, sh); + if (!drw_fontset_create(drw, fonts, LENGTH(fonts))) + die("no fonts could be loaded."); + lrpad = drw->fonts->h; + bh = drw->fonts->h + 2; + updategeom(); + /* init atoms */ + utf8string = XInternAtom(dpy, "UTF8_STRING", False); + wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False); + wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False); + wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False); + wmatom[WMTakeFocus] = XInternAtom(dpy, "WM_TAKE_FOCUS", False); + netatom[NetActiveWindow] = XInternAtom(dpy, "_NET_ACTIVE_WINDOW", False); + netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False); + netatom[NetSystemTray] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_S0", False); + netatom[NetSystemTrayOP] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_OPCODE", False); + netatom[NetSystemTrayOrientation] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_ORIENTATION", False); + netatom[NetSystemTrayOrientationHorz] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_ORIENTATION_HORZ", False); + netatom[NetSystemTrayVisual] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_VISUAL", False); + netatom[NetWMWindowTypeDock] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DOCK", False); + xatom[Manager] = XInternAtom(dpy, "MANAGER", False); + xatom[Xembed] = XInternAtom(dpy, "_XEMBED", False); + xatom[XembedInfo] = XInternAtom(dpy, "_XEMBED_INFO", False); + netatom[NetDesktopViewport] = XInternAtom(dpy, "_NET_DESKTOP_VIEWPORT", False); + netatom[NetNumberOfDesktops] = XInternAtom(dpy, "_NET_NUMBER_OF_DESKTOPS", False); + netatom[NetCurrentDesktop] = XInternAtom(dpy, "_NET_CURRENT_DESKTOP", False); + netatom[NetDesktopNames] = XInternAtom(dpy, "_NET_DESKTOP_NAMES", False); + netatom[NetWMIcon] = XInternAtom(dpy, "_NET_WM_ICON", False); + netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); + netatom[NetWMState] = XInternAtom(dpy, "_NET_WM_STATE", False); + netatom[NetWMCheck] = XInternAtom(dpy, "_NET_SUPPORTING_WM_CHECK", False); + netatom[NetWMFullscreen] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False); + netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False); + netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False); + netatom[NetClientListStacking] = XInternAtom(dpy, "_NET_CLIENT_LIST_STACKING", False); + motifatom = XInternAtom(dpy, "_MOTIF_WM_HINTS", False); + /* init cursors */ + cursor[CurNormal] = drw_cur_create(drw, XC_left_ptr); + cursor[CurResize] = drw_cur_create(drw, XC_sizing); + cursor[CurResizeHorzArrow] = drw_cur_create(drw, XC_sb_h_double_arrow); + cursor[CurResizeVertArrow] = drw_cur_create(drw, XC_sb_v_double_arrow); + cursor[CurMove] = drw_cur_create(drw, XC_fleur); + /* init appearance */ + scheme = ecalloc(LENGTH(colors), sizeof(Clr *)); + for (i = 0; i < LENGTH(colors); i++) + scheme[i] = drw_scm_create(drw, colors[i], ColCount); + + updatebars(); + updatestatus(); + + /* supporting window for NetWMCheck */ + wmcheckwin = XCreateSimpleWindow(dpy, root, 0, 0, 1, 1, 0, 0, 0); + XChangeProperty(dpy, wmcheckwin, netatom[NetWMCheck], XA_WINDOW, 32, + PropModeReplace, (unsigned char *) &wmcheckwin, 1); + XChangeProperty(dpy, wmcheckwin, netatom[NetWMName], utf8string, 8, + PropModeReplace, (unsigned char *) "dwm", 3); + XChangeProperty(dpy, root, netatom[NetWMCheck], XA_WINDOW, 32, + PropModeReplace, (unsigned char *) &wmcheckwin, 1); + /* EWMH support per view */ + XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32, + PropModeReplace, (unsigned char *) netatom, NetLast); + setnumdesktops(); + setcurrentdesktop(); + setdesktopnames(); + setviewport(); + XDeleteProperty(dpy, root, netatom[NetClientList]); + XDeleteProperty(dpy, root, netatom[NetClientListStacking]); + /* select events */ + wa.cursor = cursor[CurNormal]->cursor; + wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask + |ButtonPressMask|PointerMotionMask|EnterWindowMask + |LeaveWindowMask|StructureNotifyMask|PropertyChangeMask; + XChangeWindowAttributes(dpy, root, CWEventMask|CWCursor, &wa); + XSelectInput(dpy, root, wa.event_mask); + + grabkeys(); + focus(NULL); + setupepoll(); +} + +void +seturgent(Client *c, int urg) +{ + XWMHints *wmh; + + c->isurgent = urg; + if (!(wmh = XGetWMHints(dpy, c->win))) + return; + wmh->flags = urg ? (wmh->flags | XUrgencyHint) : (wmh->flags & ~XUrgencyHint); + XSetWMHints(dpy, c->win, wmh); + XFree(wmh); +} + +void +showhide(Client *c) +{ + if (!c) + return; + if (ISVISIBLE(c)) { + /* show clients top down */ + if (!c->mon->lt[c->mon->sellt]->arrange && c->sfx != -9999 && !c->isfullscreen) { + XMoveResizeWindow(dpy, c->win, c->sfx, c->sfy, c->sfw, c->sfh); + resize(c, c->sfx, c->sfy, c->sfw, c->sfh, 0); + showhide(c->snext); + return; + } + XMoveWindow(dpy, c->win, c->x, c->y); + if ((!c->mon->lt[c->mon->sellt]->arrange || c->isfloating) + ) + resize(c, c->x, c->y, c->w, c->h, 0); + showhide(c->snext); + } else { + /* hide clients bottom up */ + showhide(c->snext); + XMoveWindow(dpy, c->win, WIDTH(c) * -2, c->y); + } +} + +void +sigchld(int unused) +{ + pid_t pid; + + if (signal(SIGCHLD, sigchld) == SIG_ERR) + die("can't install SIGCHLD handler:"); + + while (0 < (pid = waitpid(-1, NULL, WNOHANG))) { + pid_t *p, *lim; + + if (!(p = autostart_pids)) + continue; + lim = &p[autostart_len]; + + for (; p < lim; p++) { + if (*p == pid) { + *p = -1; + break; + } + } + } +} + +void +spawn(const Arg *arg) +{ + struct sigaction sa; + + if (fork() == 0) + { + if (dpy) + close(ConnectionNumber(dpy)); + + setsid(); + + sigemptyset(&sa.sa_mask); + sa.sa_flags = 0; + sa.sa_handler = SIG_DFL; + sigaction(SIGCHLD, &sa, NULL); + + execvp(((char **)arg->v)[0], (char **)arg->v); + die("dwm: execvp '%s' failed:", ((char **)arg->v)[0]); + } +} + +void +tag(const Arg *arg) +{ + + if (selmon->sel && arg->ui & TAGMASK) { + selmon->sel->tags = arg->ui & TAGMASK; + arrange(selmon); + focus(NULL); + } +} + +void +tagmon(const Arg *arg) +{ + Client *c = selmon->sel; + Monitor *dest; + if (!c || !mons->next) + return; + dest = dirtomon(arg->i); + sendmon(c, dest); +} + +void +togglebar(const Arg *arg) +{ + Bar *bar; + selmon->showbar = selmon->pertag->showbars[selmon->pertag->curtag] = !selmon->showbar; + updatebarpos(selmon); + for (bar = selmon->bar; bar; bar = bar->next) + XMoveResizeWindow(dpy, bar->win, bar->bx, bar->by, bar->bw, bar->bh); + if (!selmon->showbar && systray) + XMoveWindow(dpy, systray->win, -32000, -32000); + arrange(selmon); +} + +void +togglefloating(const Arg *arg) +{ + Client *c = selmon->sel; + if (arg && arg->v) + c = (Client*)arg->v; + if (!c) + return; + c->isfloating = !c->isfloating || c->isfixed; + if (c->scratchkey != 0 && c->isfloating) + XSetWindowBorder(dpy, c->win, scheme[SchemeScratchSel][ColFloat].pixel); + else if (c->scratchkey != 0) + XSetWindowBorder(dpy, c->win, scheme[SchemeScratchSel][ColBorder].pixel); + else if (c->isfloating) + XSetWindowBorder(dpy, c->win, scheme[SchemeSel][ColFloat].pixel); + else + XSetWindowBorder(dpy, c->win, scheme[SchemeSel][ColBorder].pixel); + if (c->isfloating) { + if (c->sfx != -9999) { + /* restore last known float dimensions */ + resize(c, c->sfx, c->sfy, c->sfw, c->sfh, 0); + } else + resize(c, c->x, c->y, c->w, c->h, 0); + } else { + /* save last known float dimensions */ + c->sfx = c->x; + c->sfy = c->y; + c->sfw = c->w; + c->sfh = c->h; + } + arrange(c->mon); + + setfloatinghint(c); +} + +void +toggletag(const Arg *arg) +{ + unsigned int newtags; + + if (!selmon->sel) + return; + newtags = selmon->sel->tags ^ (arg->ui & TAGMASK); + if (newtags) { + selmon->sel->tags = newtags; + arrange(selmon); + focus(NULL); + } + updatecurrentdesktop(); +} + +void +toggleview(const Arg *arg) +{ + unsigned int newtagset = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK);; + int i; + + if (newtagset) { + tagpreviewswitchtag(); + selmon->tagset[selmon->seltags] = newtagset; + + if (newtagset == ~0) + { + selmon->pertag->curtag = 0; + } + /* test if the user did not select the same tag */ + if (!(newtagset & 1 << (selmon->pertag->curtag - 1))) { + for (i = 0; !(newtagset & 1 << i); i++) ; + selmon->pertag->curtag = i + 1; + } + + /* apply settings for this view */ + selmon->nmaster = selmon->pertag->nmasters[selmon->pertag->curtag]; + selmon->mfact = selmon->pertag->mfacts[selmon->pertag->curtag]; + selmon->sellt = selmon->pertag->sellts[selmon->pertag->curtag]; + selmon->lt[selmon->sellt] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt]; + selmon->lt[selmon->sellt^1] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt^1]; + if (selmon->showbar != selmon->pertag->showbars[selmon->pertag->curtag]) + togglebar(NULL); + arrange(selmon); + focus(NULL); + } + updatecurrentdesktop(); +} + +void +unfocus(Client *c, int setfocus, Client *nextfocus) +{ + if (!c) + return; + grabbuttons(c, 0); + if (c->scratchkey != 0 && c->isfloating) + XSetWindowBorder(dpy, c->win, scheme[SchemeScratchNorm][ColFloat].pixel); + else if (c->scratchkey != 0) + XSetWindowBorder(dpy, c->win, scheme[SchemeScratchNorm][ColBorder].pixel); + else if (c->isfloating) + XSetWindowBorder(dpy, c->win, scheme[SchemeNorm][ColFloat].pixel); + else + XSetWindowBorder(dpy, c->win, scheme[SchemeNorm][ColBorder].pixel); + if (setfocus) { + XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime); + XDeleteProperty(dpy, root, netatom[NetActiveWindow]); + } +} + +void +unmanage(Client *c, int destroyed) +{ + Monitor *m; + XWindowChanges wc; + + m = c->mon; + + if (c->swallowing) { + unswallow(c); + return; + } + + Client *s = swallowingclient(c->win); + if (s) { + free(s->swallowing); + s->swallowing = NULL; + arrange(m); + focus(NULL); + return; + } + + detach(c); + detachstack(c); + freeicon(c); + if (!destroyed) { + wc.border_width = c->oldbw; + XGrabServer(dpy); /* avoid race conditions */ + XSetErrorHandler(xerrordummy); + XSelectInput(dpy, c->win, NoEventMask); + XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */ + XUngrabButton(dpy, AnyButton, AnyModifier, c->win); + if (!HIDDEN(c)) + setclientstate(c, WithdrawnState); + XSync(dpy, False); + XSetErrorHandler(xerror); + XUngrabServer(dpy); + } + + free(c); + if (s) + return; + arrange(m); + focus(NULL); + updateclientlist(); +} + +void +unmapnotify(XEvent *e) +{ + Client *c; + XUnmapEvent *ev = &e->xunmap; + + if ((c = wintoclient(ev->window))) { + if (ev->send_event) + setclientstate(c, WithdrawnState); + else + unmanage(c, 0); + } else if (showsystray && (c = wintosystrayicon(ev->window))) { + /* KLUDGE! sometimes icons occasionally unmap their windows, but do + * _not_ destroy them. We map those windows back */ + XMapRaised(dpy, c->win); + removesystrayicon(c); + drawbarwin(systray->bar); + } +} + +void +updatebars(void) +{ + Bar *bar; + Monitor *m; + XSetWindowAttributes wa = { + .override_redirect = True, + .background_pixmap = ParentRelative, + .event_mask = ButtonPressMask|ExposureMask|PointerMotionMask + }; + XClassHint ch = {"dwm", "dwm"}; + for (m = mons; m; m = m->next) { + for (bar = m->bar; bar; bar = bar->next) { + if (bar->external) + continue; + if (!bar->win) { + bar->win = XCreateWindow(dpy, root, bar->bx, bar->by, bar->bw, bar->bh, 0, DefaultDepth(dpy, screen), + CopyFromParent, DefaultVisual(dpy, screen), + CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa); + XDefineCursor(dpy, bar->win, cursor[CurNormal]->cursor); + XMapRaised(dpy, bar->win); + XSetClassHint(dpy, bar->win, &ch); + } + } + } +} + +void +updatebarpos(Monitor *m) +{ + + m->wx = m->mx; + m->wy = m->my; + m->ww = m->mw; + m->wh = m->mh; + Bar *bar; + int y_pad = 0; + int x_pad = 0; + + for (bar = m->bar; bar; bar = bar->next) { + bar->bx = m->wx + x_pad; + bar->bw = m->ww - 2 * x_pad; + } + + for (bar = m->bar; bar; bar = bar->next) + if (!m->showbar || !bar->showbar) + bar->by = -bar->bh - y_pad; + + if (!m->showbar) + return; + for (bar = m->bar; bar; bar = bar->next) { + if (!bar->showbar) + continue; + if (bar->topbar) + m->wy = m->wy + bar->bh + y_pad; + m->wh -= y_pad + bar->bh; + bar->by = (bar->topbar ? m->wy - bar->bh : m->wy + m->wh); + } +} + +void +updateclientlist(void) +{ + Client *c; + Monitor *m; + + XDeleteProperty(dpy, root, netatom[NetClientList]); + for (m = mons; m; m = m->next) + for (c = m->clients; c; c = c->next) + XChangeProperty(dpy, root, netatom[NetClientList], + XA_WINDOW, 32, PropModeAppend, + (unsigned char *) &(c->win), 1); + + XDeleteProperty(dpy, root, netatom[NetClientListStacking]); + for (m = mons; m; m = m->next) + for (c = m->stack; c; c = c->snext) + XChangeProperty(dpy, root, netatom[NetClientListStacking], + XA_WINDOW, 32, PropModeAppend, + (unsigned char *) &(c->win), 1); +} + +int +updategeom(void) +{ + int dirty = 0; + +#ifdef XINERAMA + if (XineramaIsActive(dpy)) { + int i, j, n, nn; + Client *c; + Monitor *m; + XineramaScreenInfo *info = XineramaQueryScreens(dpy, &nn); + XineramaScreenInfo *unique = NULL; + + for (n = 0, m = mons; m; m = m->next, n++); + /* only consider unique geometries as separate screens */ + unique = ecalloc(nn, sizeof(XineramaScreenInfo)); + for (i = 0, j = 0; i < nn; i++) + if (isuniquegeom(unique, j, &info[i])) + memcpy(&unique[j++], &info[i], sizeof(XineramaScreenInfo)); + XFree(info); + nn = j; + /* new monitors if nn > n */ + for (i = n; i < nn; i++) { + for (m = mons; m && m->next; m = m->next); + if (m) + m->next = createmon(); + else + mons = createmon(); + } + for (i = 0, m = mons; i < nn && m; m = m->next, i++) + if (i >= n + || unique[i].x_org != m->mx || unique[i].y_org != m->my + || unique[i].width != m->mw || unique[i].height != m->mh) + { + dirty = 1; + m->num = i; + m->mx = m->wx = unique[i].x_org; + m->my = m->wy = unique[i].y_org; + m->mw = m->ww = unique[i].width; + m->mh = m->wh = unique[i].height; + updatebarpos(m); + } + /* removed monitors if n > nn */ + for (i = nn; i < n; i++) { + for (m = mons; m && m->next; m = m->next); + while ((c = m->clients)) { + dirty = 1; + m->clients = c->next; + detachstack(c); + c->mon = mons; + attach(c); + attachstack(c); + } + if (m == selmon) + selmon = mons; + cleanupmon(m); + } + free(unique); + } else +#endif /* XINERAMA */ + { /* default monitor setup */ + if (!mons) + mons = createmon(); + if (mons->mw != sw || mons->mh != sh) { + dirty = 1; + mons->mw = mons->ww = sw; + mons->mh = mons->wh = sh; + updatebarpos(mons); + } + } + if (dirty) { + selmon = mons; + selmon = wintomon(root); + } + return dirty; +} + +void +updatenumlockmask(void) +{ + unsigned int i, j; + XModifierKeymap *modmap; + + numlockmask = 0; + modmap = XGetModifierMapping(dpy); + for (i = 0; i < 8; i++) + for (j = 0; j < modmap->max_keypermod; j++) + if (modmap->modifiermap[i * modmap->max_keypermod + j] + == XKeysymToKeycode(dpy, XK_Num_Lock)) + numlockmask = (1 << i); + XFreeModifiermap(modmap); +} + +void +updatesizehints(Client *c) +{ + long msize; + XSizeHints size; + + if (!XGetWMNormalHints(dpy, c->win, &size, &msize)) + /* size is uninitialized, ensure that size.flags aren't used */ + size.flags = PSize; + if (size.flags & PBaseSize) { + c->basew = size.base_width; + c->baseh = size.base_height; + } else if (size.flags & PMinSize) { + c->basew = size.min_width; + c->baseh = size.min_height; + } else + c->basew = c->baseh = 0; + if (size.flags & PResizeInc) { + c->incw = size.width_inc; + c->inch = size.height_inc; + } else + c->incw = c->inch = 0; + if (size.flags & PMaxSize) { + c->maxw = size.max_width; + c->maxh = size.max_height; + } else + c->maxw = c->maxh = 0; + if (size.flags & PMinSize) { + c->minw = size.min_width; + c->minh = size.min_height; + } else if (size.flags & PBaseSize) { + c->minw = size.base_width; + c->minh = size.base_height; + } else + c->minw = c->minh = 0; + if (size.flags & PAspect) { + c->mina = (float)size.min_aspect.y / size.min_aspect.x; + c->maxa = (float)size.max_aspect.x / size.max_aspect.y; + } else + c->maxa = c->mina = 0.0; + c->isfixed = (c->maxw && c->maxh && c->maxw == c->minw && c->maxh == c->minh); + c->hintsvalid = 1; +} + +void +updatestatus(void) +{ + Monitor *m; + if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) + strcpy(stext, "dwm-"VERSION); + for (m = mons; m; m = m->next) + drawbar(m); +} + +void +updatetitle(Client *c) +{ + char oldname[sizeof(c->name)]; + strcpy(oldname, c->name); + + if (!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name)) + gettextprop(c->win, XA_WM_NAME, c->name, sizeof c->name); + if (c->name[0] == '\0') /* hack to mark broken clients */ + strcpy(c->name, broken); + + for (Monitor *m = mons; m; m = m->next) { + if (m->sel == c && strcmp(oldname, c->name) != 0) + ipc_focused_title_change_event(m->num, c->win, oldname, c->name); + } +} + +void +updatewmhints(Client *c) +{ + XWMHints *wmh; + + if ((wmh = XGetWMHints(dpy, c->win))) { + if (c == selmon->sel && wmh->flags & XUrgencyHint) { + wmh->flags &= ~XUrgencyHint; + XSetWMHints(dpy, c->win, wmh); + } else + c->isurgent = (wmh->flags & XUrgencyHint) ? 1 : 0; + if (c->isurgent) { + if (c->isfloating) + XSetWindowBorder(dpy, c->win, scheme[SchemeUrg][ColFloat].pixel); + else + XSetWindowBorder(dpy, c->win, scheme[SchemeUrg][ColBorder].pixel); + } + if (wmh->flags & InputHint) + c->neverfocus = !wmh->input; + else + c->neverfocus = 0; + XFree(wmh); + } +} + +void +view(const Arg *arg) +{ + if ((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags]) + { + return; + } + tagpreviewswitchtag(); + selmon->seltags ^= 1; /* toggle sel tagset */ + if (arg->ui & TAGMASK) + selmon->tagset[selmon->seltags] = arg->ui & TAGMASK; + pertagview(arg); + arrange(selmon); + focus(NULL); + updatecurrentdesktop(); +} + +Client * +wintoclient(Window w) +{ + Client *c; + Monitor *m; + + for (m = mons; m; m = m->next) + for (c = m->clients; c; c = c->next) + if (c->win == w) + return c; + return NULL; +} + +Monitor * +wintomon(Window w) +{ + int x, y; + Client *c; + Monitor *m; + Bar *bar; + + if (w == root && getrootptr(&x, &y)) + return recttomon(x, y, 1, 1); + for (m = mons; m; m = m->next) + for (bar = m->bar; bar; bar = bar->next) + if (w == bar->win) + return m; + if ((c = wintoclient(w))) + return c->mon; + return selmon; +} + +/* There's no way to check accesses to destroyed windows, thus those cases are + * ignored (especially on UnmapNotify's). Other types of errors call Xlibs + * default error handler, which may call exit. */ +int +xerror(Display *dpy, XErrorEvent *ee) +{ + if (ee->error_code == BadWindow + || (ee->request_code == X_SetInputFocus && ee->error_code == BadMatch) + || (ee->request_code == X_PolyText8 && ee->error_code == BadDrawable) + || (ee->request_code == X_PolyFillRectangle && ee->error_code == BadDrawable) + || (ee->request_code == X_PolySegment && ee->error_code == BadDrawable) + || (ee->request_code == X_ConfigureWindow && ee->error_code == BadMatch) + || (ee->request_code == X_GrabButton && ee->error_code == BadAccess) + || (ee->request_code == X_GrabKey && ee->error_code == BadAccess) + || (ee->request_code == X_CopyArea && ee->error_code == BadDrawable)) + return 0; + fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n", + ee->request_code, ee->error_code); + return xerrorxlib(dpy, ee); /* may call exit */ +} + +int +xerrordummy(Display *dpy, XErrorEvent *ee) +{ + return 0; +} + +/* Startup Error handler to check if another window manager + * is already running. */ +int +xerrorstart(Display *dpy, XErrorEvent *ee) +{ + die("dwm: another window manager is already running"); + return -1; +} + +void +zoom(const Arg *arg) +{ + Client *c = selmon->sel; + if (arg && arg->v) + c = (Client*)arg->v; + if (!c) + return; + + if (!c->mon->lt[c->mon->sellt]->arrange || !c || c->isfloating) + return; + + if (c == nexttiled(selmon->clients) && !(c = nexttiled(c->next))) + return; + pop(c); +} + +int +main(int argc, char *argv[]) +{ + if (argc == 2 && !strcmp("-v", argv[1])) + die("dwm-"VERSION); + else if (argc != 1) + die("usage: dwm [-v]"); + if (!setlocale(LC_CTYPE, "") || !XSupportsLocale()) + fputs("warning: no locale support\n", stderr); + if (!(dpy = XOpenDisplay(NULL))) + die("dwm: cannot open display"); + if (!(xcon = XGetXCBConnection(dpy))) + die("dwm: cannot get xcb connection\n"); + checkotherwm(); + autostart_exec(); + setup(); +#ifdef __OpenBSD__ + if (pledge("stdio rpath proc exec ps", NULL) == -1) + die("pledge"); +#endif /* __OpenBSD__ */ + scan(); + run(); + cleanup(); + XCloseDisplay(dpy); + if (restart) + execvp(argv[0], argv); + return EXIT_SUCCESS; +} + diff --git a/dwm.desktop b/dwm.desktop new file mode 100644 index 0000000..b0c3354 --- /dev/null +++ b/dwm.desktop @@ -0,0 +1,7 @@ +[Desktop Entry] +Encoding=UTF-8 +Name=Dwm +Comment=Dynamic window manager +Exec=dwm +Icon=dwm +Type=XSession diff --git a/dwm.o b/dwm.o new file mode 100644 index 0000000000000000000000000000000000000000..9e85ddb7578172a312fb27fce4d4ba7add276806 GIT binary patch literal 167496 zcmc${ePC48nLj>51{feZqsAI7YOJFsiZ#i_;$w&%8QZ!!hAo^bIzU2kioY5 z`{QRz=HByup7T7ZOo9glS?;ezYY2c>@&&i%j&)&dk z2bNKVPJW_7{3OSh^KWGR9f7E~BeL-hzbT_3zbR@}$sGRcH05Aw%WTV~&M@2BQzK2; z;HQTZ&B!upHZ{zYEf3+r$##a@xu#o3HZ)Pmp=(+;=lee*?^siwWXj|3IsWeZs0_M0 zQFXT|b-pRbCaL~uro8)cWSVX3&{;IZ^(j4bybZyE9pQ2*AT9qkQ>q2NH zz1tKkXqe$mrg)GZFj`YAp(j)PFqyBNL8o#OI^LA7K#M9rm@kWRK{Ik7^}d<8i}U2a 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active clients in tag */ +int isalt; +Client **altsnext; /* array of all clients in the tag */ +Window alttabwin; + +void +alttab() +{ + Monitor *m = selmon; + + /* move to next window */ + if (m->sel && m->sel->snext) { + alttabn++; + if (alttabn >= ntabs) + alttabn = 0; /* reset alttabn */ + + focus(altsnext[alttabn]); + restack(m); + } + + /* redraw tab */ + XRaiseWindow(dpy, alttabwin); + drawalttab(ntabs, 0, m); +} + +void +alttabend() +{ + Monitor *m = selmon; + Client *buff; + int i; + + if (!isalt) + return; + + /* Move all clients between first and choosen position, + * one down in stack and put choosen client to the first position + * so they remain in right order for the next time that alt-tab is used + */ + if (ntabs > 1) { + if (alttabn != 0) { /* if user picked original client do nothing */ + buff = altsnext[alttabn]; + if (alttabn > 1) + for (i = alttabn; i > 0; i--) + altsnext[i] = altsnext[i - 1]; + else /* swap them if there are just 2 clients */ + altsnext[alttabn] = altsnext[0]; + altsnext[0] = buff; + } + + /* restack clients */ + for (i = ntabs - 1; i >= 0; i--) { + focus(altsnext[i]); + restack(m); + } + + free(altsnext); /* free list of clients */ + } + + /* destroy the window */ + isalt = 0; + ntabs = 0; + XUnmapWindow(dpy, alttabwin); + XDestroyWindow(dpy, alttabwin); +} + +void +drawalttab(int nwins, int first, Monitor *m) +{ + Client *c; + int i, h; + int y = 0; + int px = m->mx; + int py = m->my; + + if (first) { + XSetWindowAttributes wa = { + .override_redirect = True, + .background_pixmap = ParentRelative, + .event_mask = ButtonPressMask|ExposureMask + }; + + /* decide position of tabwin */ + if (tabposx == 1) + px = m->mx + (m->mw / 2) - (maxwtab / 2); + else if (tabposx == 2) + px = m->mx + m->mw - maxwtab; + + if (tabposy == 1) + py = m->my + (m->mh / 2) - (maxhtab / 2); + else if (tabposy == 2) + py = m->my + m->mh - maxhtab; + + h = maxhtab; + + alttabwin = XCreateWindow(dpy, root, px, py, maxwtab, maxhtab, 2, DefaultDepth(dpy, screen), + CopyFromParent, DefaultVisual(dpy, screen), + CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa); + + XDefineCursor(dpy, alttabwin, cursor[CurNormal]->cursor); + XMapRaised(dpy, alttabwin); + } + + h = maxhtab / ntabs; + for (i = 0; i < ntabs; i++) { /* draw all clients into tabwin */ + c = altsnext[i]; + if (!ISVISIBLE(c)) + continue; + if (HIDDEN(c)) + continue; + + drw_setscheme(drw, scheme[c == m->sel ? SchemeSel : SchemeNorm]); + drw_text(drw, 0, y, maxwtab, h, 0, c->name, 0, 0); + y += h; + } + + drw_setscheme(drw, scheme[SchemeNorm]); + drw_map(drw, alttabwin, 0, 0, maxwtab, maxhtab); +} + +void +alttabstart(const Arg *arg) +{ + Client *c; + Monitor *m = selmon; + int grabbed; + int i; + + altsnext = NULL; + if (alttabwin) + alttabend(); + + if (isalt == 1) { + alttabend(); + return; + } + + isalt = 1; + alttabn = 0; + ntabs = 0; + + for (c = m->clients; c; c = c->next) { + if (!ISVISIBLE(c)) + continue; + if (HIDDEN(c)) + continue; + + ++ntabs; + } + + if (!ntabs) { + alttabend(); + return; + } + + altsnext = (Client **) malloc(ntabs * sizeof(Client *)); + + for (i = 0, c = m->stack; c; c = c->snext) { + if (!ISVISIBLE(c)) + continue; + if (HIDDEN(c)) + continue; + + altsnext[i] = c; + i++; + } + + drawalttab(ntabs, 1, m); + + struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; + + /* grab keyboard (take all input from keyboard) */ + grabbed = 1; + for (i = 0; i < 1000; i++) { + if (XGrabKeyboard(dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess) + break; + nanosleep(&ts, NULL); + if (i == 1000 - 1) + grabbed = 0; + } + + XEvent event; + alttab(); + + if (grabbed == 0) { + alttabend(); + return; + } + + while (grabbed) { + XNextEvent(dpy, &event); + if (event.type == KeyPress || event.type == KeyRelease) { + if (event.type == KeyRelease && event.xkey.keycode == tabmodkey) /* if mod key is released break cycle */ + break; + + if (event.type == KeyPress) { + if (event.xkey.keycode == tabcyclekey) { /* if tab is pressed move to the next window */ + alttab(); + } + } + } + } + + c = m->sel; + alttabend(); + + XUngrabKeyboard(dpy, CurrentTime); + focus(c); + restack(m); +} diff --git a/patch/alttab.h b/patch/alttab.h new file mode 100644 index 0000000..07fed28 --- /dev/null +++ b/patch/alttab.h @@ -0,0 +1,5 @@ +#include + +static void drawalttab(int nwins, int first, Monitor *m); +static void alttabstart(const Arg *arg); +static void alttabend(); diff --git a/patch/attachx.c b/patch/attachx.c new file mode 100644 index 0000000..f0ea59b --- /dev/null +++ b/patch/attachx.c @@ -0,0 +1,14 @@ +void +attachx(Client *c) +{ + Client *at; + + for (at = c->mon->clients; at && at->next; at = at->next); + if (at) { + at->next = c; + c->next = NULL; + return; + } + attach(c); // master (default) +} + diff --git a/patch/attachx.h b/patch/attachx.h new file mode 100644 index 0000000..e522d27 --- /dev/null +++ b/patch/attachx.h @@ -0,0 +1,2 @@ +static void attachx(Client *c); + diff --git a/patch/bar.c b/patch/bar.c new file mode 100644 index 0000000..65e1a69 --- /dev/null +++ b/patch/bar.c @@ -0,0 +1,39 @@ +void +barhover(XEvent *e, Bar *bar) +{ + const BarRule *br; + Monitor *m = bar->mon; + XMotionEvent *ev = &e->xmotion; + BarArg barg = { 0, 0, 0, 0 }; + int r; + + for (r = 0; r < LENGTH(barrules); r++) { + br = &barrules[r]; + if (br->bar != bar->idx || (br->monitor == 'A' && m != selmon) || br->hoverfunc == NULL) + continue; + if (br->monitor != 'A' && br->monitor != -1 && br->monitor != bar->mon->num) + continue; + if (bar->x[r] > ev->x || ev->x > bar->x[r] + bar->w[r]) + continue; + + barg.x = ev->x - bar->x[r]; + barg.y = ev->y - bar->borderpx; + barg.w = bar->w[r]; + barg.h = bar->bh - 2 * bar->borderpx; + + br->hoverfunc(bar, &barg, ev); + break; + } +} + +Bar * +wintobar(Window win) +{ + Monitor *m; + Bar *bar; + for (m = mons; m; m = m->next) + for (bar = m->bar; bar; bar = bar->next) + if (bar->win == win) + return bar; + return NULL; +} diff --git a/patch/bar.h b/patch/bar.h new file mode 100644 index 0000000..3e006dc --- /dev/null +++ b/patch/bar.h @@ -0,0 +1,2 @@ +static void barhover(XEvent *e, Bar *bar); +static Bar *wintobar(Window win); diff --git a/patch/bar_ewmhtags.c b/patch/bar_ewmhtags.c new file mode 100644 index 0000000..46ee5e4 --- /dev/null +++ b/patch/bar_ewmhtags.c @@ -0,0 +1,52 @@ +void +setcurrentdesktop(void) +{ + long data[] = { 0 }; + XChangeProperty(dpy, root, netatom[NetCurrentDesktop], XA_CARDINAL, 32, PropModeReplace, (unsigned char *)data, 1); +} + +void +setdesktopnames(void) +{ + int i; + XTextProperty text; + char *tags[NUMTAGS]; + for (i = 0; i < NUMTAGS; i++) + tags[i] = tagicon(selmon, i); + Xutf8TextListToTextProperty(dpy, tags, NUMTAGS, XUTF8StringStyle, &text); + XSetTextProperty(dpy, root, &text, netatom[NetDesktopNames]); +} + +void +setfloatinghint(Client *c) +{ + Atom target = XInternAtom(dpy, "_IS_FLOATING", 0); + unsigned int floating[1] = {c->isfloating}; + XChangeProperty(dpy, c->win, target, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)floating, 1); +} + +void +setnumdesktops(void) +{ + long data[] = { NUMTAGS }; + XChangeProperty(dpy, root, netatom[NetNumberOfDesktops], XA_CARDINAL, 32, PropModeReplace, (unsigned char *)data, 1); +} + +void +setviewport(void) +{ + long data[] = { 0, 0 }; + XChangeProperty(dpy, root, netatom[NetDesktopViewport], XA_CARDINAL, 32, PropModeReplace, (unsigned char *)data, 2); +} + +void +updatecurrentdesktop(void) +{ + long rawdata[] = { selmon->tagset[selmon->seltags] }; + int i = 0; + while (*rawdata >> (i + 1)) { + i++; + } + long data[] = { i }; + XChangeProperty(dpy, root, netatom[NetCurrentDesktop], XA_CARDINAL, 32, PropModeReplace, (unsigned char *)data, 1); +} diff --git a/patch/bar_ewmhtags.h b/patch/bar_ewmhtags.h new file mode 100644 index 0000000..4d6a74b --- /dev/null +++ b/patch/bar_ewmhtags.h @@ -0,0 +1,7 @@ +static void setcurrentdesktop(void); +static void setdesktopnames(void); +static void setfloatinghint(Client *c); +static void setnumdesktops(void); +static void setviewport(void); +static void updatecurrentdesktop(void); + diff --git a/patch/bar_indicators.c b/patch/bar_indicators.c new file mode 100644 index 0000000..b003fc8 --- /dev/null +++ b/patch/bar_indicators.c @@ -0,0 +1,104 @@ +/* Indicator properties, you can override these in your config.h if you want. */ +#ifndef TAGSINDICATOR +#define TAGSINDICATOR 1 // 0 = off, 1 = on if >1 client/view tag, 2 = always on +#endif +#ifndef TAGSPX +#define TAGSPX 5 // # pixels for tag grid boxes +#endif +#ifndef TAGSROWS +#define TAGSROWS 3 // # rows in tag grid (9 tags, e.g. 3x3) +#endif + +void +drawindicator(Monitor *m, Client *c, unsigned int occ, int x, int y, int w, int h, unsigned int tag, int filled, int invert, int type) +{ + int i, boxw, boxs, indn = 0; + if (!(occ & 1 << tag) || type == INDICATOR_NONE) + return; + + boxs = drw->fonts->h / 9; + boxw = drw->fonts->h / 6 + 2; + if (filled == -1) + filled = m == selmon && m->sel && m->sel->tags & 1 << tag; + + switch (type) { + default: + case INDICATOR_TOP_LEFT_SQUARE: + drw_rect(drw, x + boxs, y + boxs, boxw, boxw, filled, invert); + break; + case INDICATOR_TOP_LEFT_LARGER_SQUARE: + drw_rect(drw, x + boxs + 2, y + boxs+1, boxw+1, boxw+1, filled, invert); + break; + case INDICATOR_TOP_BAR: + drw_rect(drw, x + boxw, y, w - ( 2 * boxw + 1), boxw/2, filled, invert); + break; + case INDICATOR_TOP_BAR_SLIM: + drw_rect(drw, x + boxw, y, w - ( 2 * boxw + 1), 1, 0, invert); + break; + case INDICATOR_BOTTOM_BAR: + drw_rect(drw, x + boxw, y + h - boxw/2, w - ( 2 * boxw + 1), boxw/2, filled, invert); + break; + case INDICATOR_BOTTOM_BAR_SLIM: + drw_rect(drw, x + boxw, y + h - 1, w - ( 2 * boxw + 1), 1, 0, invert); + break; + case INDICATOR_BOX: + drw_rect(drw, x + boxw, y, w - 2 * boxw, h, 0, invert); + break; + case INDICATOR_BOX_WIDER: + drw_rect(drw, x + boxw/2, y, w - boxw, h, 0, invert); + break; + case INDICATOR_BOX_FULL: + drw_rect(drw, x, y, w - 2, h, 0, invert); + break; + case INDICATOR_CLIENT_DOTS: + for (c = m->clients; c; c = c->next) { + if (c->tags & (1 << tag)) { + drw_rect(drw, x, 1 + (indn * 2), m->sel == c ? 6 : 1, 1, 1, invert); + indn++; + } + if (h <= 1 + (indn * 2)) { + indn = 0; + x += 2; + } + } + break; + case INDICATOR_RIGHT_TAGS: + if (!c) + break; + for (i = 0; i < NUMTAGS; i++) { + drw_rect(drw, + ( x + w - 2 - ((NUMTAGS / TAGSROWS) * TAGSPX) + - (i % (NUMTAGS/TAGSROWS)) + ((i % (NUMTAGS / TAGSROWS)) * TAGSPX) + ), + ( y + 2 + ((i / (NUMTAGS/TAGSROWS)) * TAGSPX) + - ((i / (NUMTAGS/TAGSROWS))) + ), + TAGSPX, TAGSPX, (c->tags >> i) & 1, 0 + ); + } + break; + case INDICATOR_PLUS_AND_LARGER_SQUARE: + boxs += 2; + boxw += 2; + /* falls through */ + case INDICATOR_PLUS_AND_SQUARE: + drw_rect(drw, x + boxs, y + boxs, boxw % 2 ? boxw : boxw + 1, boxw % 2 ? boxw : boxw + 1, filled, invert); + /* falls through */ + case INDICATOR_PLUS: + if (!(boxw % 2)) + boxw += 1; + drw_rect(drw, x + boxs + boxw / 2, y + boxs, 1, boxw, filled, invert); // | + drw_rect(drw, x + boxs, y + boxs + boxw / 2, boxw + 1, 1, filled, invert); // ‒ + break; + } +} + +void +drawstateindicator(Monitor *m, Client *c, unsigned int occ, int x, int y, int w, int h, unsigned int tag, int filled, int invert) +{ + if (c->isfloating) + drawindicator(m, c, occ, x, y, w, h, tag, filled, invert, floatindicatortype); + else + drawindicator(m, c, occ, x, y, w, h, tag, filled, invert, tiledindicatortype); +} + diff --git a/patch/bar_indicators.h b/patch/bar_indicators.h new file mode 100644 index 0000000..c66e4f0 --- /dev/null +++ b/patch/bar_indicators.h @@ -0,0 +1,21 @@ +enum { + INDICATOR_NONE, + INDICATOR_TOP_LEFT_SQUARE, + INDICATOR_TOP_LEFT_LARGER_SQUARE, + INDICATOR_TOP_BAR, + INDICATOR_TOP_BAR_SLIM, + INDICATOR_BOTTOM_BAR, + INDICATOR_BOTTOM_BAR_SLIM, + INDICATOR_BOX, + INDICATOR_BOX_WIDER, + INDICATOR_BOX_FULL, + INDICATOR_CLIENT_DOTS, + INDICATOR_RIGHT_TAGS, + INDICATOR_PLUS, + INDICATOR_PLUS_AND_SQUARE, + INDICATOR_PLUS_AND_LARGER_SQUARE, +}; + +static void drawindicator(Monitor *m, Client *c, unsigned int occ, int x, int y, int w, int h, unsigned int tag, int filled, int invert, int type); +static void drawstateindicator(Monitor *m, Client *c, unsigned int occ, int x, int y, int w, int h, unsigned int tag, int filled, int invert); + diff --git a/patch/bar_ltsymbol.c b/patch/bar_ltsymbol.c new file mode 100644 index 0000000..1004378 --- /dev/null +++ b/patch/bar_ltsymbol.c @@ -0,0 +1,17 @@ +int +width_ltsymbol(Bar *bar, BarArg *a) +{ + return TEXTW(bar->mon->ltsymbol); +} + +int +draw_ltsymbol(Bar *bar, BarArg *a) +{ + return drw_text(drw, a->x, a->y, a->w, a->h, lrpad / 2, bar->mon->ltsymbol, 0, False); +} + +int +click_ltsymbol(Bar *bar, Arg *arg, BarArg *a) +{ + return ClkLtSymbol; +} diff --git a/patch/bar_ltsymbol.h b/patch/bar_ltsymbol.h new file mode 100644 index 0000000..4188584 --- /dev/null +++ b/patch/bar_ltsymbol.h @@ -0,0 +1,3 @@ +static int width_ltsymbol(Bar *bar, BarArg *a); +static int draw_ltsymbol(Bar *bar, BarArg *a); +static int click_ltsymbol(Bar *bar, Arg *arg, BarArg *a); diff --git a/patch/bar_status.c b/patch/bar_status.c new file mode 100644 index 0000000..19ff219 --- /dev/null +++ b/patch/bar_status.c @@ -0,0 +1,18 @@ +int +width_status(Bar *bar, BarArg *a) +{ + return TEXTWM(stext); +} + +int +draw_status(Bar *bar, BarArg *a) +{ + return drw_text(drw, a->x, a->y, a->w, a->h, lrpad / 2, stext, 0, True); +} + +int +click_status(Bar *bar, Arg *arg, BarArg *a) +{ + return ClkStatusText; +} + diff --git a/patch/bar_status.h b/patch/bar_status.h new file mode 100644 index 0000000..c580597 --- /dev/null +++ b/patch/bar_status.h @@ -0,0 +1,4 @@ +static int width_status(Bar *bar, BarArg *a); +static int draw_status(Bar *bar, BarArg *a); +static int click_status(Bar *bar, Arg *arg, BarArg *a); + diff --git a/patch/bar_systray.c b/patch/bar_systray.c new file mode 100644 index 0000000..4aba1a0 --- /dev/null +++ b/patch/bar_systray.c @@ -0,0 +1,190 @@ +static Systray *systray = NULL; +static unsigned long systrayorientation = _NET_SYSTEM_TRAY_ORIENTATION_HORZ; + +int +width_systray(Bar *bar, BarArg *a) +{ + unsigned int w = 0; + Client *i; + if (!systray) + return 1; + if (showsystray) { + for (i = systray->icons; i; w += i->w + systrayspacing, i = i->next); + if (!w) + XMoveWindow(dpy, systray->win, -systray->h, bar->by); + } + return w ? w + lrpad - systrayspacing : 0; +} + +int +draw_systray(Bar *bar, BarArg *a) +{ + if (!showsystray) + return 0; + + XSetWindowAttributes wa; + XWindowChanges wc; + Client *i; + unsigned int w; + + if (!systray) { + /* init systray */ + if (!(systray = (Systray *)calloc(1, sizeof(Systray)))) + die("fatal: could not malloc() %u bytes\n", sizeof(Systray)); + + wa.override_redirect = True; + wa.event_mask = ButtonPressMask|ExposureMask; + wa.border_pixel = 0; + systray->h = MIN(a->h, drw->fonts->h); + wa.background_pixel = scheme[SchemeNorm][ColBg].pixel; + systray->win = XCreateSimpleWindow(dpy, root, bar->bx + a->x + lrpad / 2, -systray->h, MIN(a->w, 1), systray->h, 0, 0, scheme[SchemeNorm][ColBg].pixel); + XChangeWindowAttributes(dpy, systray->win, CWOverrideRedirect|CWBackPixel|CWBorderPixel|CWEventMask, &wa); + + XSelectInput(dpy, systray->win, SubstructureNotifyMask); + XChangeProperty(dpy, systray->win, netatom[NetSystemTrayOrientation], XA_CARDINAL, 32, + PropModeReplace, (unsigned char *)&systrayorientation, 1); + XChangeProperty(dpy, systray->win, netatom[NetWMWindowType], XA_ATOM, 32, + PropModeReplace, (unsigned char *)&netatom[NetWMWindowTypeDock], 1); + XMapRaised(dpy, systray->win); + XSetSelectionOwner(dpy, netatom[NetSystemTray], systray->win, CurrentTime); + if (XGetSelectionOwner(dpy, netatom[NetSystemTray]) == systray->win) { + sendevent(root, xatom[Manager], StructureNotifyMask, CurrentTime, netatom[NetSystemTray], systray->win, 0, 0); + XSync(dpy, False); + } else { + fprintf(stderr, "dwm: unable to obtain system tray.\n"); + free(systray); + systray = NULL; + return 0; + } + } + + systray->bar = bar; + + wc.stack_mode = Above; + wc.sibling = bar->win; + XConfigureWindow(dpy, systray->win, CWSibling|CWStackMode, &wc); + + drw_setscheme(drw, scheme[SchemeNorm]); + for (w = 0, i = systray->icons; i; i = i->next) { + wa.background_pixel = scheme[SchemeNorm][ColBg].pixel; + XChangeWindowAttributes(dpy, i->win, CWBackPixel, &wa); + XMapRaised(dpy, i->win); + i->x = w; + XMoveResizeWindow(dpy, i->win, i->x, 0, i->w, i->h); + w += i->w; + if (i->next) + w += systrayspacing; + if (i->mon != bar->mon) + i->mon = bar->mon; + } + + wa.background_pixel = scheme[SchemeNorm][ColBg].pixel; + XChangeWindowAttributes(dpy, systray->win, CWBackPixel, &wa); + XClearWindow(dpy, systray->win); + + XMoveResizeWindow(dpy, systray->win, bar->bx + a->x + lrpad / 2, (w ? bar->by + a->y + (a->h - systray->h) / 2: -systray->h), MAX(w, 1), systray->h); + return w; +} + +int +click_systray(Bar *bar, Arg *arg, BarArg *a) +{ + return -1; +} + +void +removesystrayicon(Client *i) +{ + Client **ii; + + if (!showsystray || !i) + return; + for (ii = &systray->icons; *ii && *ii != i; ii = &(*ii)->next); + if (ii) + *ii = i->next; + XReparentWindow(dpy, i->win, root, 0, 0); + free(i); + drawbarwin(systray->bar); +} + +void +resizerequest(XEvent *e) +{ + XResizeRequestEvent *ev = &e->xresizerequest; + Client *i; + + if ((i = wintosystrayicon(ev->window))) { + updatesystrayicongeom(i, ev->width, ev->height); + drawbarwin(systray->bar); + } +} + +void +updatesystrayicongeom(Client *i, int w, int h) +{ + if (!systray) + return; + + int icon_height = systray->h; + if (i) { + i->h = icon_height; + if (w == h) + i->w = icon_height; + else if (h == icon_height) + i->w = w; + else + i->w = (int) ((float)icon_height * ((float)w / (float)h)); + applysizehints(i, &(i->x), &(i->y), &(i->w), &(i->h), False); + /* force icons into the systray dimensions if they don't want to */ + if (i->h > icon_height) { + if (i->w == i->h) + i->w = icon_height; + else + i->w = (int) ((float)icon_height * ((float)i->w / (float)i->h)); + i->h = icon_height; + } + if (i->w > 2 * icon_height) + i->w = icon_height; + } +} + +void +updatesystrayiconstate(Client *i, XPropertyEvent *ev) +{ + long flags; + int code = 0; + + if (!showsystray || !systray || !i || ev->atom != xatom[XembedInfo] || + !(flags = getatomprop(i, xatom[XembedInfo], xatom[XembedInfo]))) + return; + + if (flags & XEMBED_MAPPED && !i->tags) { + i->tags = 1; + code = XEMBED_WINDOW_ACTIVATE; + XMapRaised(dpy, i->win); + setclientstate(i, NormalState); + } + else if (!(flags & XEMBED_MAPPED) && i->tags) { + i->tags = 0; + code = XEMBED_WINDOW_DEACTIVATE; + XUnmapWindow(dpy, i->win); + setclientstate(i, WithdrawnState); + } + else + return; + sendevent(i->win, xatom[Xembed], StructureNotifyMask, CurrentTime, code, 0, + systray->win, XEMBED_EMBEDDED_VERSION); +} + +Client * +wintosystrayicon(Window w) +{ + if (!systray) + return NULL; + Client *i = NULL; + if (!showsystray || !w) + return i; + for (i = systray->icons; i && i->win != w; i = i->next); + return i; +} + diff --git a/patch/bar_systray.h b/patch/bar_systray.h new file mode 100644 index 0000000..c72a600 --- /dev/null +++ b/patch/bar_systray.h @@ -0,0 +1,40 @@ +#define SYSTEM_TRAY_REQUEST_DOCK 0 +#define _NET_SYSTEM_TRAY_ORIENTATION_HORZ 0 + +/* XEMBED messages */ +#define XEMBED_EMBEDDED_NOTIFY 0 +#define XEMBED_WINDOW_ACTIVATE 1 +#define XEMBED_FOCUS_IN 4 +#define XEMBED_MODALITY_ON 10 + +#define XEMBED_MAPPED (1 << 0) +#define XEMBED_WINDOW_ACTIVATE 1 +#define XEMBED_WINDOW_DEACTIVATE 2 + +#define VERSION_MAJOR 0 +#define VERSION_MINOR 0 +#define XEMBED_EMBEDDED_VERSION (VERSION_MAJOR << 16) | VERSION_MINOR + +/* enums */ +enum { Manager, Xembed, XembedInfo, XLast }; /* Xembed atoms */ + +typedef struct Systray Systray; +struct Systray { + Window win; + Client *icons; + Bar *bar; + int h; +}; + +/* bar integration */ +static int width_systray(Bar *bar, BarArg *a); +static int draw_systray(Bar *bar, BarArg *a); +static int click_systray(Bar *bar, Arg *arg, BarArg *a); + +/* function declarations */ +static void removesystrayicon(Client *i); +static void resizerequest(XEvent *e); +static void updatesystrayicongeom(Client *i, int w, int h); +static void updatesystrayiconstate(Client *i, XPropertyEvent *ev); +static Client *wintosystrayicon(Window w); + diff --git a/patch/bar_tabgroups.c b/patch/bar_tabgroups.c new file mode 100644 index 0000000..12b169b --- /dev/null +++ b/patch/bar_tabgroups.c @@ -0,0 +1,238 @@ +/* Bartabgroups properties, you can override these in your config.h if you want. */ +#ifndef BARTAB_BORDERS +#define BARTAB_BORDERS 1 // 0 = off, 1 = on +#endif +#ifndef BARTAB_SHOWFLOATING +#define BARTAB_SHOWFLOATING 0 // whether to show titles for floating windows, hidden clients are always shown +#endif +#ifndef BARTAB_STACKWEIGHT +#define BARTAB_STACKWEIGHT 1 // stack weight compared to hidden and floating window titles +#endif +#ifndef BARTAB_HIDDENWEIGHT +#define BARTAB_HIDDENWEIGHT 1 // hidden window title weight +#endif +#ifndef BARTAB_FLOATWEIGHT +#define BARTAB_FLOATWEIGHT 1 // floating window title weight, set to 0 to not show floating windows +#endif + +int +width_bartabgroups(Bar *bar, BarArg *a) +{ + return a->w; +} + +int +draw_bartabgroups(Bar *bar, BarArg *a) +{ + drw_rect(drw, a->x, a->y, a->w, a->h, 1, 1); + return bartabcalculate(bar->mon, a->x, a->w, -1, bartabdraw, NULL, a); +} + +int +click_bartabgroups(Bar *bar, Arg *arg, BarArg *a) +{ + bartabcalculate(bar->mon, 0, a->w, a->x, bartabclick, arg, a); + return ClkWinTitle; +} + +void +bartabdraw(Monitor *m, Client *c, int unused, int x, int w, int groupactive, Arg *arg, BarArg *a) +{ + if (!c) + return; + int i, nclienttags = 0, nviewtags = 0; + int tpad = lrpad / 2; + int ipad = c->icon ? c->icw + ICONSPACING : 0; + int tx = x; + int tw = w; + + drw_setscheme(drw, scheme[ + m->sel == c + #ifdef HIDDEN + && HIDDEN(c) + ? SchemeHidSel + : HIDDEN(c) + ? SchemeHidNorm + : m->sel == c + #endif + ? SchemeSel + : groupactive + ? SchemeTitleSel + : SchemeTitleNorm + ]); + if (w <= TEXTW("A") - lrpad + tpad) // reduce text padding if wintitle is too small + tpad = (w - TEXTW("A") + lrpad < 0 ? 0 : (w - TEXTW("A") + lrpad) / 2); + + XSetForeground(drw->dpy, drw->gc, drw->scheme[ColBg].pixel); + XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, a->y, w, a->h); + + tx += tpad; + tw -= lrpad; + + if (ipad) { + drw_pic(drw, tx, a->y + (a->h - c->ich) / 2, c->icw, c->ich, c->icon); + tx += ipad; + tw -= ipad; + } + + drw_text(drw, tx, a->y, tw, a->h, 0, c->name, 0, False); + + drawstateindicator(m, c, 1, x, a->y, w, a->h, 0, 0, c->isfixed); + + if (BARTAB_BORDERS) { + XSetForeground(drw->dpy, drw->gc, scheme[SchemeSel][ColBorder].pixel); + XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, a->y, 1, a->h); + XFillRectangle(drw->dpy, drw->drawable, drw->gc, x + w - (x + w >= a->w ? 1 : 0), a->y, 1, a->h); + } + /* Optional tags icons */ + for (i = 0; i < NUMTAGS; i++) { + if ((m->tagset[m->seltags] >> i) & 1) + nviewtags++; + if ((c->tags >> i) & 1) + nclienttags++; + } + + if (TAGSINDICATOR == 2 || nclienttags > 1 || nviewtags > 1) + drawindicator(m, c, 1, x, a->y, w, a->h, 0, 0, 0, INDICATOR_RIGHT_TAGS); +} + +#ifndef HIDDEN +#define HIDDEN(C) 0 +#endif + +void +bartabclick(Monitor *m, Client *c, int passx, int x, int w, int unused, Arg *arg, BarArg *barg) +{ + if (passx >= x && passx <= x + w) + arg->v = c; +} + +int +bartabcalculate( + Monitor *m, int offx, int tabw, int passx, + void(*tabfn)(Monitor *, Client *, int, int, int, int, Arg *arg, BarArg *barg), + Arg *arg, BarArg *barg +) { + Client *c; + int + i, clientsnmaster = 0, clientsnstack = 0, clientsnfloating = 0, clientsnhidden = 0, + masteractive = 0, fulllayout = 0, + x = offx, w, r, num = 0, den, tgactive; + + for (i = 0; i < LENGTH(bartabmonfns); i++) + if (m ->lt[m->sellt]->arrange == bartabmonfns[i]) { + fulllayout = 1; + break; + } + + for (i = 0, c = m->clients; c; c = c->next) { + if (!ISVISIBLE(c)) + continue; + if (HIDDEN(c)) { + clientsnhidden++; + continue; + } + if (c->isfloating) { + clientsnfloating++; + continue; + } + if (m->sel == c) + masteractive = i < m->nmaster; + if (i < m->nmaster) + clientsnmaster++; + else + clientsnstack++; + i++; + } + + if (clientsnmaster + clientsnstack + clientsnfloating + clientsnhidden == 0) + return 0; + + tgactive = 1; + num = tabw; + /* floating mode */ + if ((fulllayout && BARTAB_FLOATWEIGHT) || clientsnmaster + clientsnstack == 0 || !m->lt[m->sellt]->arrange) { + den = clientsnmaster + clientsnstack + clientsnfloating + clientsnhidden; + r = num % den; + w = num / den; + for (c = m->clients, i = 0; c; c = c->next) { + if (!ISVISIBLE(c)) + continue; + tabfn(m, c, passx, x, w + (i < r ? 1 : 0), tgactive, arg, barg); + x += w + (i < r ? 1 : 0); + i++; + } + /* no master and stack mode, e.g. monocole, grid layouts, fibonacci */ + } else if (fulllayout) { + den = clientsnmaster + clientsnstack + clientsnhidden; + r = num % den; + w = num / den; + for (c = m->clients, i = 0; c; c = c->next) { + if (!ISVISIBLE(c) || (c->isfloating && !HIDDEN(c))) + continue; + tabfn(m, c, passx, x, w + (i < r ? 1 : 0), tgactive, arg, barg); + x += w + (i < r ? 1 : 0); + i++; + } + /* tiled mode */ + } else { + den = clientsnmaster; + c = m->clients; + i = 0; + if (den) { + if (clientsnstack + clientsnfloating * BARTAB_FLOATWEIGHT + clientsnhidden) { + tgactive = masteractive; + num = tabw * m->mfact; + } + r = num % den; + w = num / den; + for (; c && i < m->nmaster; c = c->next) { // tiled master + if (!ISVISIBLE(c) || c->isfloating || HIDDEN(c)) + continue; + tabfn(m, c, passx, x, w + (i < r ? 1 : 0), tgactive, arg, barg); + x += w + (i < r ? 1 : 0); + i++; + } + tgactive = !tgactive; + num = tabw - num; + } + + den = clientsnstack * BARTAB_STACKWEIGHT + clientsnfloating * BARTAB_FLOATWEIGHT + clientsnhidden * BARTAB_HIDDENWEIGHT; + if (!den) + return 1; + + r = num % den; + w = num / den; + #if BARTAB_STACKWEIGHT + for (; c; c = c->next) { // tiled stack + if (!ISVISIBLE(c) || HIDDEN(c) || c->isfloating) + continue; + tabfn(m, c, passx, x, w * BARTAB_STACKWEIGHT + (i - m->nmaster < r ? 1 : 0), tgactive, arg, barg); + x += w * BARTAB_STACKWEIGHT + (i - m->nmaster < r ? 1 : 0); + i++; + } + #endif // BARTAB_STACKWEIGHT + + #if BARTAB_HIDDENWEIGHT + for (c = m->clients; c; c = c->next) { // hidden windows + if (!ISVISIBLE(c) || !HIDDEN(c)) + continue; + tabfn(m, c, passx, x, w * BARTAB_HIDDENWEIGHT + (i - m->nmaster < r ? 1 : 0), tgactive, arg, barg); + x += w * BARTAB_HIDDENWEIGHT + (i - m->nmaster < r ? 1 : 0); + i++; + } + #endif // BARTAB_HIDDENWEIGHT + + #if BARTAB_FLOATWEIGHT + for (c = m->clients; c; c = c->next) { // floating windows + if (!ISVISIBLE(c) || HIDDEN(c) || !c->isfloating) + continue; + tabfn(m, c, passx, x, w * BARTAB_FLOATWEIGHT + (i - m->nmaster < r ? 1 : 0), tgactive, arg, barg); + x += w * BARTAB_FLOATWEIGHT + (i - m->nmaster < r ? 1 : 0); + i++; + } + #endif // BARTAB_FLOATWEIGHT + } + return 1; +} + diff --git a/patch/bar_tabgroups.h b/patch/bar_tabgroups.h new file mode 100644 index 0000000..75a8512 --- /dev/null +++ b/patch/bar_tabgroups.h @@ -0,0 +1,8 @@ +static int width_bartabgroups(Bar *bar, BarArg *a); +static int draw_bartabgroups(Bar *bar, BarArg *a); +static int click_bartabgroups(Bar *bar, Arg *arg, BarArg *a); + +static void bartabdraw(Monitor *m, Client *c, int unused, int x, int w, int groupactive, Arg *arg, BarArg *barg); +static void bartabclick(Monitor *m, Client *c, int passx, int x, int w, int unused, Arg *arg, BarArg *barg); +static int bartabcalculate(Monitor *m, int offx, int w, int passx, void(*tabfn)(Monitor *, Client *, int, int, int, int, Arg *arg, BarArg *barg), Arg *arg, BarArg *barg); + diff --git a/patch/bar_tagicons.c b/patch/bar_tagicons.c new file mode 100644 index 0000000..57d1629 --- /dev/null +++ b/patch/bar_tagicons.c @@ -0,0 +1,9 @@ +char * +tagicon(Monitor *m, int tag) +{ + int tagindex = tag + NUMTAGS * m->num; + if (tagindex >= LENGTH(tagicons[DEFAULT_TAGS])) + tagindex = tagindex % LENGTH(tagicons[DEFAULT_TAGS]); + return tagicons[DEFAULT_TAGS][tagindex]; +} + diff --git a/patch/bar_tagicons.h b/patch/bar_tagicons.h new file mode 100644 index 0000000..16fad2a --- /dev/null +++ b/patch/bar_tagicons.h @@ -0,0 +1,8 @@ +enum { + DEFAULT_TAGS, + ALTERNATIVE_TAGS, + ALT_TAGS_DECORATION, +}; + +static char * tagicon(Monitor *m, int tag); + diff --git a/patch/bar_tagpreview.c b/patch/bar_tagpreview.c new file mode 100644 index 0000000..b142ddf --- /dev/null +++ b/patch/bar_tagpreview.c @@ -0,0 +1,91 @@ +#include + +void +createpreview(Monitor *m) +{ + if (m->tagwin) { + XMoveResizeWindow( + dpy, m->tagwin, + m->mx, + m->bar->by + bh, + m->mw / scalepreview, + m->mh / scalepreview + ); + return; + } + + XSetWindowAttributes wa = { + .override_redirect = True, + .background_pixmap = ParentRelative, + .event_mask = ButtonPressMask|ExposureMask + }; + + m->tagwin = XCreateWindow(dpy, root, m->wx, m->bar->by + bh, m->mw / scalepreview, m->mh / scalepreview, 0, + DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen), + CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa + ); + XDefineCursor(dpy, m->tagwin, cursor[CurNormal]->cursor); + XMapRaised(dpy, m->tagwin); + XUnmapWindow(dpy, m->tagwin); +} + +void +hidetagpreview(Monitor *m) +{ + m->previewshow = 0; + XUnmapWindow(dpy, m->tagwin); +} + +void +showtagpreview(int tag, int x, int y) +{ + Monitor *m = selmon; + + if (!m->tagwin) + return; + + if (m->tagmap[tag]) { + XSetWindowBackgroundPixmap(dpy, m->tagwin, m->tagmap[tag]); + XCopyArea(dpy, m->tagmap[tag], m->tagwin, drw->gc, 0, 0, m->mw / scalepreview, m->mh / scalepreview, 0, 0); + XMoveWindow(dpy, m->tagwin, x, y); + XSync(dpy, False); + XMapWindow(dpy, m->tagwin); + } else + XUnmapWindow(dpy, m->tagwin); +} + +void +tagpreviewswitchtag(void) +{ + int i; + unsigned int occ = 0; + Client *c; + Imlib_Image image; + Monitor *m = selmon; + + if (!m->tagwin) + createpreview(m); + + for (c = m->clients; c; c = c->next) + occ |= c->tags; + for (i = 0; i < NUMTAGS; i++) { + if (m->tagset[m->seltags] & 1 << i) { + if (m->tagmap[i] != 0) { + XFreePixmap(dpy, m->tagmap[i]); + m->tagmap[i] = 0; + } + if (occ & 1 << i) { + image = imlib_create_image(sw, sh); + imlib_context_set_image(image); + imlib_context_set_display(dpy); + imlib_context_set_visual(DefaultVisual(dpy, screen)); + imlib_context_set_drawable(root); + imlib_copy_drawable_to_image(0, m->mx, m->my, m->mw ,m->mh, 0, 0, 1); + m->tagmap[i] = XCreatePixmap(dpy, m->tagwin, m->mw / scalepreview, m->mh / scalepreview, DefaultDepth(dpy, screen)); + imlib_context_set_drawable(m->tagmap[i]); + imlib_render_image_part_on_drawable_at_size(0, 0, m->mw, m->mh, 0, 0, m->mw / scalepreview, m->mh / scalepreview); + imlib_free_image(); + } + } + } +} diff --git a/patch/bar_tagpreview.h b/patch/bar_tagpreview.h new file mode 100644 index 0000000..44be36d --- /dev/null +++ b/patch/bar_tagpreview.h @@ -0,0 +1,4 @@ +static void createpreview(Monitor *m); +static void hidetagpreview(Monitor *m); +static void showtagpreview(int tag, int x, int y); +static void tagpreviewswitchtag(void); diff --git a/patch/bar_tags.c b/patch/bar_tags.c new file mode 100644 index 0000000..3392cd8 --- /dev/null +++ b/patch/bar_tags.c @@ -0,0 +1,98 @@ +int +width_tags(Bar *bar, BarArg *a) +{ + int w, i; + + for (w = 0, i = 0; i < NUMTAGS; i++) { + w += TEXTW(tagicon(bar->mon, i)); + } + return w; +} + +int +draw_tags(Bar *bar, BarArg *a) +{ + int invert; + int w, x = a->x; + unsigned int i, occ = 0, urg = 0; + char *icon; + Client *c; + Monitor *m = bar->mon; + + for (c = m->clients; c; c = c->next) { + occ |= c->tags; + if (c->isurgent) + urg |= c->tags; + } + for (i = 0; i < NUMTAGS; i++) { + + icon = tagicon(bar->mon, i); + invert = 0; + w = TEXTW(icon); + drw_setscheme(drw, scheme[ + m->tagset[m->seltags] & 1 << i + ? SchemeTagsSel + : urg & 1 << i + ? SchemeUrg + : SchemeTagsNorm + ]); + drw_text(drw, x, a->y, w, a->h, lrpad / 2, icon, invert, False); + drawindicator(m, NULL, occ, x, a->y, w, a->h, i, -1, invert, tagindicatortype); + x += w; + } + + return 1; +} + +int +click_tags(Bar *bar, Arg *arg, BarArg *a) +{ + int i = 0, x = 0; + + do { + x += TEXTW(tagicon(bar->mon, i)); + } while (a->x >= x && ++i < NUMTAGS); + if (i < NUMTAGS) { + arg->ui = 1 << i; + } + if (selmon->previewshow != 0) { + hidetagpreview(selmon); + } + return ClkTagBar; +} + +int +hover_tags(Bar *bar, BarArg *a, XMotionEvent *ev) +{ + int i = 0, x = lrpad / 2; + int px, py; + Monitor *m = bar->mon; + int ov = 0; + int oh = 0; + + do { + x += TEXTW(tagicon(bar->mon, i)); + } while (a->x >= x && ++i < NUMTAGS); + + if (i < NUMTAGS) { + if ((i + 1) != selmon->previewshow && !(selmon->tagset[selmon->seltags] & 1 << i)) { + if (bar->by > m->my + m->mh / 2) // bottom bar + py = bar->by - m->mh / scalepreview - oh; + else // top bar + py = bar->by + bar->bh + oh; + px = bar->bx + ev->x - m->mw / scalepreview / 2; + if (px + m->mw / scalepreview > m->mx + m->mw) + px = m->wx + m->ww - m->mw / scalepreview - ov; + else if (px < bar->bx) + px = m->wx + ov; + selmon->previewshow = i + 1; + showtagpreview(i, px, py); + } else if (selmon->tagset[selmon->seltags] & 1 << i) { + hidetagpreview(selmon); + } + } else if (selmon->previewshow != 0) { + hidetagpreview(selmon); + } + + return 1; +} diff --git a/patch/bar_tags.h b/patch/bar_tags.h new file mode 100644 index 0000000..70040d2 --- /dev/null +++ b/patch/bar_tags.h @@ -0,0 +1,4 @@ +static int width_tags(Bar *bar, BarArg *a); +static int draw_tags(Bar *bar, BarArg *a); +static int click_tags(Bar *bar, Arg *arg, BarArg *a); +static int hover_tags(Bar *bar, BarArg *a, XMotionEvent *ev); diff --git a/patch/bar_winicon.c b/patch/bar_winicon.c new file mode 100644 index 0000000..697e8b9 --- /dev/null +++ b/patch/bar_winicon.c @@ -0,0 +1,145 @@ +static uint32_t prealpha(uint32_t p) { + uint8_t a = p >> 24u; + uint32_t rb = (a * (p & 0xFF00FFu)) >> 8u; + uint32_t g = (a * (p & 0x00FF00u)) >> 8u; + return (rb & 0xFF00FFu) | (g & 0x00FF00u) | (a << 24u); +} + +Picture +geticonprop(Window win, unsigned int *picw, unsigned int *pich) +{ + int format; + unsigned long n, extra, *p = NULL; + Atom real; + + if (XGetWindowProperty(dpy, win, netatom[NetWMIcon], 0L, LONG_MAX, False, AnyPropertyType, + &real, &format, &n, &extra, (unsigned char **)&p) != Success) + return None; + if (n == 0 || format != 32) { XFree(p); return None; } + + unsigned long *bstp = NULL; + uint32_t w, h, sz; + { + unsigned long *i; const unsigned long *end = p + n; + uint32_t bstd = UINT32_MAX, d, m; + for (i = p; i < end - 1; i += sz) { + if ((w = *i++) >= 16384 || (h = *i++) >= 16384) { XFree(p); return None; } + if ((sz = w * h) > end - i) break; + if ((m = w > h ? w : h) >= ICONSIZE && (d = m - ICONSIZE) < bstd) { bstd = d; bstp = i; } + } + if (!bstp) { + for (i = p; i < end - 1; i += sz) { + if ((w = *i++) >= 16384 || (h = *i++) >= 16384) { XFree(p); return None; } + if ((sz = w * h) > end - i) break; + if ((d = ICONSIZE - (w > h ? w : h)) < bstd) { bstd = d; bstp = i; } + } + } + if (!bstp) { XFree(p); return None; } + } + + if ((w = *(bstp - 2)) == 0 || (h = *(bstp - 1)) == 0) { XFree(p); return None; } + + uint32_t icw, ich; + if (w <= h) { + ich = ICONSIZE; icw = w * ICONSIZE / h; + if (icw == 0) icw = 1; + } + else { + icw = ICONSIZE; ich = h * ICONSIZE / w; + if (ich == 0) ich = 1; + } + *picw = icw; *pich = ich; + + uint32_t i, *bstp32 = (uint32_t *)bstp; + for (sz = w * h, i = 0; i < sz; ++i) bstp32[i] = prealpha(bstp[i]); + + Picture ret = drw_picture_create_resized(drw, (char *)bstp, w, h, icw, ich); + XFree(p); + + return ret; +} + +Picture +drw_picture_create_resized(Drw *drw, char *src, unsigned int srcw, unsigned int srch, unsigned int dstw, unsigned int dsth) { + Pixmap pm; + Picture pic; + GC gc; + + if (srcw <= (dstw << 1u) && srch <= (dsth << 1u)) { + XImage img = { + srcw, srch, 0, ZPixmap, src, + ImageByteOrder(drw->dpy), BitmapUnit(drw->dpy), BitmapBitOrder(drw->dpy), 32, + 32, 0, 32, + 0, 0, 0 + }; + XInitImage(&img); + + pm = XCreatePixmap(drw->dpy, drw->root, srcw, srch, 32); + gc = XCreateGC(drw->dpy, pm, 0, NULL); + XPutImage(drw->dpy, pm, gc, &img, 0, 0, 0, 0, srcw, srch); + XFreeGC(drw->dpy, gc); + + pic = XRenderCreatePicture(drw->dpy, pm, XRenderFindStandardFormat(drw->dpy, PictStandardARGB32), 0, NULL); + XFreePixmap(drw->dpy, pm); + + XRenderSetPictureFilter(drw->dpy, pic, FilterBilinear, NULL, 0); + XTransform xf; + xf.matrix[0][0] = (srcw << 16u) / dstw; xf.matrix[0][1] = 0; xf.matrix[0][2] = 0; + xf.matrix[1][0] = 0; xf.matrix[1][1] = (srch << 16u) / dsth; xf.matrix[1][2] = 0; + xf.matrix[2][0] = 0; xf.matrix[2][1] = 0; xf.matrix[2][2] = 65536; + XRenderSetPictureTransform(drw->dpy, pic, &xf); + } else { + Imlib_Image origin = imlib_create_image_using_data(srcw, srch, (DATA32 *)src); + if (!origin) return None; + imlib_context_set_image(origin); + imlib_image_set_has_alpha(1); + Imlib_Image scaled = imlib_create_cropped_scaled_image(0, 0, srcw, srch, dstw, dsth); + imlib_free_image_and_decache(); + if (!scaled) return None; + imlib_context_set_image(scaled); + imlib_image_set_has_alpha(1); + + XImage img = { + dstw, dsth, 0, ZPixmap, (char *)imlib_image_get_data_for_reading_only(), + ImageByteOrder(drw->dpy), BitmapUnit(drw->dpy), BitmapBitOrder(drw->dpy), 32, + 32, 0, 32, + 0, 0, 0 + }; + XInitImage(&img); + + pm = XCreatePixmap(drw->dpy, drw->root, dstw, dsth, 32); + gc = XCreateGC(drw->dpy, pm, 0, NULL); + XPutImage(drw->dpy, pm, gc, &img, 0, 0, 0, 0, dstw, dsth); + imlib_free_image_and_decache(); + XFreeGC(drw->dpy, gc); + + pic = XRenderCreatePicture(drw->dpy, pm, XRenderFindStandardFormat(drw->dpy, PictStandardARGB32), 0, NULL); + XFreePixmap(drw->dpy, pm); + } + + return pic; +} + +void +drw_pic(Drw *drw, int x, int y, unsigned int w, unsigned int h, Picture pic) +{ + if (!drw) + return; + XRenderComposite(drw->dpy, PictOpOver, pic, None, drw->picture, 0, 0, 0, 0, x, y, w, h); +} + +void +freeicon(Client *c) +{ + if (c->icon) { + XRenderFreePicture(dpy, c->icon); + c->icon = None; + } +} + +void +updateicon(Client *c) +{ + freeicon(c); + c->icon = geticonprop(c->win, &c->icw, &c->ich); +} diff --git a/patch/bar_winicon.h b/patch/bar_winicon.h new file mode 100644 index 0000000..56fc6e3 --- /dev/null +++ b/patch/bar_winicon.h @@ -0,0 +1,9 @@ +#include +#include +#include + +static Picture drw_picture_create_resized(Drw *drw, char *src, unsigned int src_w, unsigned int src_h, unsigned int dst_w, unsigned int dst_h); +static void drw_pic(Drw *drw, int x, int y, unsigned int w, unsigned int h, Picture pic); +static Picture geticonprop(Window w, unsigned int *icw, unsigned int *ich); +static void freeicon(Client *c); +static void updateicon(Client *c); diff --git a/patch/bar_wintitle.c b/patch/bar_wintitle.c new file mode 100644 index 0000000..92d8941 --- /dev/null +++ b/patch/bar_wintitle.c @@ -0,0 +1,53 @@ +int +width_wintitle(Bar *bar, BarArg *a) +{ + return a->w; +} + +int +draw_wintitle(Bar *bar, BarArg *a) +{ + int x = a->x, w = a->w - lrpad / 2; + Monitor *m = bar->mon; + Client *c = m->sel; + + if (!c) { + drw_setscheme(drw, scheme[SchemeTitleNorm]); + drw_rect(drw, x, a->y, w, a->h, 1, 1); + return 0; + } + + int tpad = lrpad / 2; + int ipad = c->icon ? c->icw + ICONSPACING : 0; + int tx = x; + int tw = w; + + drw_setscheme(drw, scheme[m == selmon ? SchemeTitleSel : SchemeTitleNorm]); + + if (w <= TEXTW("A") - lrpad + tpad) // reduce text padding if wintitle is too small + tpad = (w - TEXTW("A") + lrpad < 0 ? 0 : (w - TEXTW("A") + lrpad) / 2); + + XSetForeground(drw->dpy, drw->gc, drw->scheme[ColBg].pixel); + XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, a->y, w, a->h); + + tx += tpad; + tw -= lrpad; + + if (ipad) { + drw_pic(drw, tx, a->y + (a->h - c->ich) / 2, c->icw, c->ich, c->icon); + tx += ipad; + tw -= ipad; + } + + drw_text(drw, tx, a->y, tw, a->h, 0, c->name, 0, False); + + drawstateindicator(m, c, 1, x, a->y, w, a->h, 0, 0, c->isfixed); + return 1; +} + +int +click_wintitle(Bar *bar, Arg *arg, BarArg *a) +{ + return ClkWinTitle; +} + diff --git a/patch/bar_wintitle.h b/patch/bar_wintitle.h new file mode 100644 index 0000000..7e8cce5 --- /dev/null +++ b/patch/bar_wintitle.h @@ -0,0 +1,4 @@ +static int width_wintitle(Bar *bar, BarArg *a); +static int draw_wintitle(Bar *bar, BarArg *a); +static int click_wintitle(Bar *bar, Arg *arg, BarArg *a); + diff --git a/patch/bar_wintitleactions.c b/patch/bar_wintitleactions.c new file mode 100644 index 0000000..b4ca7f3 --- /dev/null +++ b/patch/bar_wintitleactions.c @@ -0,0 +1,103 @@ +void +hide(Client *c) { + + Client *n; + if (!c || HIDDEN(c)) + return; + + Window w = c->win; + static XWindowAttributes ra, ca; + + // more or less taken directly from blackbox's hide() function + XGrabServer(dpy); + XGetWindowAttributes(dpy, root, &ra); + XGetWindowAttributes(dpy, w, &ca); + // prevent UnmapNotify events + XSelectInput(dpy, root, ra.your_event_mask & ~SubstructureNotifyMask); + XSelectInput(dpy, w, ca.your_event_mask & ~StructureNotifyMask); + XUnmapWindow(dpy, w); + setclientstate(c, IconicState); + XSelectInput(dpy, root, ra.your_event_mask); + XSelectInput(dpy, w, ca.your_event_mask); + XUngrabServer(dpy); + + if (c->isfloating || !c->mon->lt[c->mon->sellt]->arrange) { + for (n = c->snext; n && (!ISVISIBLE(n) || HIDDEN(n)); n = n->snext); + if (!n) + for (n = c->mon->stack; n && (!ISVISIBLE(n) || HIDDEN(n)); n = n->snext); + } else { + n = nexttiled(c); + if (!n) + n = prevtiled(c); + } + focus(n); + arrange(c->mon); +} + +void +show(Client *c) +{ + if (!c || !HIDDEN(c)) + return; + + XMapWindow(dpy, c->win); + setclientstate(c, NormalState); + arrange(c->mon); +} + +void +togglewin(const Arg *arg) +{ + Client *c = (Client*)arg->v; + if (!c) + return; + if (!HIDDEN(c) && c == selmon->sel) + hide(c); + else { + if (HIDDEN(c)) + show(c); + focus(c); + restack(c->mon); + } +} + +Client * +prevtiled(Client *c) +{ + Client *p, *i; + for (p = NULL, i = c->mon->clients; c && i != c; i = i->next) + if (ISVISIBLE(i) && !HIDDEN(i)) + p = i; + return p; +} + +void +showhideclient(const Arg *arg) +{ + Client *c = (Client*)arg->v; + if (!c) + c = selmon->sel; + if (!c) + return; + + if (HIDDEN(c)) { + show(c); + focus(c); + restack(c->mon); + } else { + hide(c); + } +} + +void +unhideall(const Arg *arg) +{ + Client *c = NULL; + for (c = selmon->clients; c; c = c->next) { + if (ISVISIBLE(c)) { + XMapWindow(dpy, c->win); + setclientstate(c, NormalState); + } + } + arrange(selmon); +} diff --git a/patch/bar_wintitleactions.h b/patch/bar_wintitleactions.h new file mode 100644 index 0000000..132e9f9 --- /dev/null +++ b/patch/bar_wintitleactions.h @@ -0,0 +1,7 @@ +static void hide(Client *c); +static void show(Client *c); +static void togglewin(const Arg *arg); +static Client * prevtiled(Client *c); +static void showhideclient(const Arg *arg); +static void unhideall(const Arg *arg); + diff --git a/patch/cfacts.c b/patch/cfacts.c new file mode 100644 index 0000000..e491a41 --- /dev/null +++ b/patch/cfacts.c @@ -0,0 +1,24 @@ +void +setcfact(const Arg *arg) +{ + float f; + Client *c; + + c = selmon->sel; + + if (!arg || !c || !selmon->lt[selmon->sellt]->arrange) + return; + if (!arg->f) + f = 1.0; + else if (arg->f > 4.0) // set fact absolutely + f = arg->f - 4.0; + else + f = arg->f + c->cfact; + if (f < 0.25) + f = 0.25; + else if (f > 4.0) + f = 4.0; + c->cfact = f; + arrange(selmon); +} + diff --git a/patch/cfacts.h b/patch/cfacts.h new file mode 100644 index 0000000..97f9f1c --- /dev/null +++ b/patch/cfacts.h @@ -0,0 +1,2 @@ +static void setcfact(const Arg *arg); + diff --git a/patch/cool_autostart.c b/patch/cool_autostart.c new file mode 100644 index 0000000..848f5ab --- /dev/null +++ b/patch/cool_autostart.c @@ -0,0 +1,37 @@ +/* dwm will keep pid's of processes from autostart array and kill them at quit */ +static pid_t *autostart_pids; +static size_t autostart_len; + +/* execute command from autostart array */ +static void +autostart_exec() +{ + const char *const *p; + struct sigaction sa; + size_t i = 0; + + /* count entries */ + for (p = autostart; *p; autostart_len++, p++) + while (*++p); + + autostart_pids = malloc(autostart_len * sizeof(pid_t)); + for (p = autostart; *p; i++, p++) { + if ((autostart_pids[i] = fork()) == 0) { + setsid(); + + /* Restore SIGCHLD sighandler to default before spawning a program */ + sigemptyset(&sa.sa_mask); + sa.sa_flags = 0; + sa.sa_handler = SIG_DFL; + sigaction(SIGCHLD, &sa, NULL); + + execvp(*p, (char *const *)p); + fprintf(stderr, "dwm: execvp %s\n", *p); + perror(" failed"); + _exit(EXIT_FAILURE); + } + /* skip arguments */ + while (*++p); + } +} + diff --git a/patch/cool_autostart.h b/patch/cool_autostart.h new file mode 100644 index 0000000..5534d99 --- /dev/null +++ b/patch/cool_autostart.h @@ -0,0 +1,2 @@ +static void autostart_exec(void); + diff --git a/patch/cyclelayouts.c b/patch/cyclelayouts.c new file mode 100644 index 0000000..b8a6199 --- /dev/null +++ b/patch/cyclelayouts.c @@ -0,0 +1,10 @@ +void +cyclelayout(const Arg *arg) +{ + int i; + int num_layouts = LENGTH(layouts); + + for (i = 0; i < num_layouts && &layouts[i] != selmon->lt[selmon->sellt]; i++); + i += arg->i; + setlayout(&((Arg) { .v = &layouts[(i % num_layouts + num_layouts) % num_layouts] })); // modulo +} diff --git a/patch/cyclelayouts.h b/patch/cyclelayouts.h new file mode 100644 index 0000000..3647d88 --- /dev/null +++ b/patch/cyclelayouts.h @@ -0,0 +1,2 @@ +static void cyclelayout(const Arg *arg); + diff --git a/patch/decorationhints.c b/patch/decorationhints.c new file mode 100644 index 0000000..91bf3ed --- /dev/null +++ b/patch/decorationhints.c @@ -0,0 +1,35 @@ +static Atom motifatom; + +void +updatemotifhints(Client *c) +{ + Atom real; + int format; + unsigned char *p = NULL; + unsigned long n, extra; + unsigned long *motif; + int width, height; + + if (!decorhints) + return; + + if (XGetWindowProperty(dpy, c->win, motifatom, 0L, 5L, False, motifatom, + &real, &format, &n, &extra, &p) == Success && p != NULL) { + motif = (unsigned long*)p; + if (motif[MWM_HINTS_FLAGS_FIELD] & MWM_HINTS_DECORATIONS) { + width = WIDTH(c); + height = HEIGHT(c); + + if (motif[MWM_HINTS_DECORATIONS_FIELD] & MWM_DECOR_ALL || + motif[MWM_HINTS_DECORATIONS_FIELD] & MWM_DECOR_BORDER || + motif[MWM_HINTS_DECORATIONS_FIELD] & MWM_DECOR_TITLE) + c->bw = c->oldbw = borderpx; + else + c->bw = c->oldbw = 0; + + resize(c, c->x, c->y, width - (2*c->bw), height - (2*c->bw), 0); + } + XFree(p); + } +} + diff --git a/patch/decorationhints.h b/patch/decorationhints.h new file mode 100644 index 0000000..e28f507 --- /dev/null +++ b/patch/decorationhints.h @@ -0,0 +1,9 @@ +#define MWM_HINTS_FLAGS_FIELD 0 +#define MWM_HINTS_DECORATIONS_FIELD 2 +#define MWM_HINTS_DECORATIONS (1 << 1) +#define MWM_DECOR_ALL (1 << 0) +#define MWM_DECOR_BORDER (1 << 1) +#define MWM_DECOR_TITLE (1 << 3) + +static void updatemotifhints(Client *c); + diff --git a/patch/dragmfact.c b/patch/dragmfact.c new file mode 100644 index 0000000..1148232 --- /dev/null +++ b/patch/dragmfact.c @@ -0,0 +1,108 @@ +void +dragmfact(const Arg *arg) +{ + unsigned int n; + int py, px; // pointer coordinates + int ax, ay, aw, ah; // area position, width and height + int center = 0, horizontal = 0, mirror = 0, fixed = 0; // layout configuration + double fact; + Monitor *m; + XEvent ev; + Time lasttime = 0; + + m = selmon; + + Client *c; + for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++); + + ax = m->wx; + ay = m->wy; + ah = m->wh; + aw = m->ww; + + if (!n) + return; + + /* do not allow mfact to be modified under certain conditions */ + if (!m->lt[m->sellt]->arrange // floating layout + || (!fixed && m->nmaster && n <= m->nmaster) // no master + || m->lt[m->sellt]->arrange == &monocle + ) + return; + + if (center) { + if (horizontal) { + px = ax + aw / 2; + py = ay + ah / 2 + ah * m->mfact / 2.0; + } else { // vertical split + px = ax + aw / 2 + aw * m->mfact / 2.0; + py = ay + ah / 2; + } + } else if (horizontal) { + px = ax + aw / 2; + if (mirror) + py = ay + (ah * (1.0 - m->mfact)); + else + py = ay + (ah * m->mfact); + } else { // vertical split + if (mirror) + px = ax + (aw * m->mfact); + else + px = ax + (aw * m->mfact); + py = ay + ah / 2; + } + + if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, + None, cursor[horizontal ? CurResizeVertArrow : CurResizeHorzArrow]->cursor, CurrentTime) != GrabSuccess) + return; + + XWarpPointer(dpy, None, root, 0, 0, 0, 0, px, py); + + do { + XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev); + switch(ev.type) { + case ConfigureRequest: + case Expose: + case MapRequest: + handler[ev.type](&ev); + break; + case MotionNotify: + if ((ev.xmotion.time - lasttime) <= (1000 / refreshrate_dragmfact)) + continue; + if (lasttime != 0) { + px = ev.xmotion.x; + py = ev.xmotion.y; + } + lasttime = ev.xmotion.time; + + if (center) + if (horizontal) + if (py - ay > ah / 2) + fact = (double) 1.0 - (ay + ah - py) * 2 / (double) ah; + else + fact = (double) 1.0 - (py - ay) * 2 / (double) ah; + else + if (px - ax > aw / 2) + fact = (double) 1.0 - (ax + aw - px) * 2 / (double) aw; + else + fact = (double) 1.0 - (px - ax) * 2 / (double) aw; + else + if (horizontal) + fact = (double) (py - ay) / (double) ah; + else + fact = (double) (px - ax) / (double) aw; + + if (!center && mirror) + fact = 1.0 - fact; + + setmfact(&((Arg) { .f = 1.0 + fact })); + px = ev.xmotion.x; + py = ev.xmotion.y; + break; + } + } while (ev.type != ButtonRelease); + + XUngrabPointer(dpy, CurrentTime); + while (XCheckMaskEvent(dpy, EnterWindowMask, &ev)); +} + diff --git a/patch/dragmfact.h b/patch/dragmfact.h new file mode 100644 index 0000000..a67432a --- /dev/null +++ b/patch/dragmfact.h @@ -0,0 +1,2 @@ +static void dragmfact(const Arg *arg); + diff --git a/patch/include.c b/patch/include.c new file mode 100644 index 0000000..1e2bd2b --- /dev/null +++ b/patch/include.c @@ -0,0 +1,42 @@ +/* Bar functionality */ +#include "bar_indicators.c" +#include "bar_tagicons.c" +#include "bar.c" + +#include "bar_ewmhtags.c" +#include "bar_ltsymbol.c" +#include "bar_status.c" +#include "bar_winicon.c" +#include "bar_tabgroups.c" +#include "bar_tagpreview.c" +#include "bar_tags.c" +#include "bar_wintitle.c" +#include "bar_systray.c" +#include "bar_wintitleactions.c" + +/* Other patches */ +#include "alttab.c" +#include "attachx.c" +#include "cfacts.c" +#include "cool_autostart.c" +#include "cyclelayouts.c" +#include "decorationhints.c" +#include "ipc.c" +#ifdef VERSION +#include "ipc/IPCClient.c" +#include "ipc/yajl_dumps.c" +#include "ipc/ipc.c" +#include "ipc/util.c" +#endif +#include "movestack.c" +#include "pertag.c" +#include "restartsig.c" +#include "renamed_scratchpads.c" +#include "swallow.c" +#include "dragmfact.c" +/* Layouts */ +#include "layout_facts.c" +#include "layout_fibonacci.c" +#include "layout_monocle.c" +#include "layout_tile.c" + diff --git a/patch/include.h b/patch/include.h new file mode 100644 index 0000000..eaaff42 --- /dev/null +++ b/patch/include.h @@ -0,0 +1,37 @@ +/* Bar functionality */ +#include "bar_indicators.h" +#include "bar_tagicons.h" +#include "bar.h" + +#include "bar_ewmhtags.h" +#include "bar_ltsymbol.h" +#include "bar_status.h" +#include "bar_winicon.h" +#include "bar_tabgroups.h" +#include "bar_tags.h" +#include "bar_tagpreview.h" +#include "bar_wintitle.h" +#include "bar_systray.h" +#include "bar_wintitleactions.h" + +/* Other patches */ +#include "alttab.h" +#include "attachx.h" +#include "cfacts.h" +#include "cool_autostart.h" +#include "cyclelayouts.h" +#include "decorationhints.h" +#include "dragmfact.h" +#include "ipc.h" +#include "ipc/ipc.h" +#include "ipc/util.h" +#include "movestack.h" +#include "pertag.h" +#include "restartsig.h" +#include "renamed_scratchpads.h" +#include "swallow.h" +/* Layouts */ +#include "layout_fibonacci.h" +#include "layout_monocle.h" +#include "layout_tile.h" + diff --git a/patch/ipc.c b/patch/ipc.c new file mode 100644 index 0000000..805a35e --- /dev/null +++ b/patch/ipc.c @@ -0,0 +1,72 @@ +static int epoll_fd; +static int dpy_fd; +static Monitor *lastselmon; + +int +handlexevent(struct epoll_event *ev) +{ + if (ev->events & EPOLLIN) { + XEvent ev; + while (running && XPending(dpy)) { + XNextEvent(dpy, &ev); + + if (handler[ev.type]) { + handler[ev.type](&ev); /* call handler */ + ipc_send_events(mons, &lastselmon, selmon); + } + } + } else if (ev-> events & EPOLLHUP) + return -1; + + return 0; +} + +void +setlayoutsafe(const Arg *arg) +{ + const Layout *ltptr = (Layout *)arg->v; + if (ltptr == 0) + setlayout(arg); + for (int i = 0; i < LENGTH(layouts); i++) { + if (ltptr == &layouts[i]) + setlayout(arg); + } +} + +void +setupepoll(void) +{ + epoll_fd = epoll_create1(0); + dpy_fd = ConnectionNumber(dpy); + struct epoll_event dpy_event; + + // Initialize struct to 0 + memset(&dpy_event, 0, sizeof(dpy_event)); + + DEBUG("Display socket is fd %d\n", dpy_fd); + + if (epoll_fd == -1) + fputs("Failed to create epoll file descriptor", stderr); + + dpy_event.events = EPOLLIN; + dpy_event.data.fd = dpy_fd; + if (epoll_ctl(epoll_fd, EPOLL_CTL_ADD, dpy_fd, &dpy_event)) { + fputs("Failed to add display file descriptor to epoll", stderr); + close(epoll_fd); + exit(1); + } + + if (ipc_init(ipcsockpath, epoll_fd, ipccommands, LENGTH(ipccommands)) < 0) + fputs("Failed to initialize IPC\n", stderr); +} + +void +setstatus(const Arg *arg) +{ + Monitor *m; + if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) + strcpy(stext, "dwm-"VERSION); + for (m = mons; m; m = m->next) + drawbar(m); +} + diff --git a/patch/ipc.h b/patch/ipc.h new file mode 100644 index 0000000..ac8fb73 --- /dev/null +++ b/patch/ipc.h @@ -0,0 +1,7 @@ +#include + +static int handlexevent(struct epoll_event *ev); +static void setlayoutsafe(const Arg *arg); +static void setupepoll(void); +static void setstatus(const Arg *arg); + diff --git a/patch/ipc/IPCClient.c b/patch/ipc/IPCClient.c new file mode 100644 index 0000000..a157513 --- /dev/null +++ b/patch/ipc/IPCClient.c @@ -0,0 +1,67 @@ +#include "IPCClient.h" + +#include +#include + +#include "util.h" + +IPCClient * +ipc_client_new(int fd) +{ + IPCClient *c = (IPCClient *)malloc(sizeof(IPCClient)); + + if (c == NULL) return NULL; + + // Initialize struct + memset(&c->event, 0, sizeof(struct epoll_event)); + + c->buffer_size = 0; + c->buffer = NULL; + c->fd = fd; + c->event.data.fd = fd; + c->next = NULL; + c->prev = NULL; + c->subscriptions = 0; + + return c; +} + +void +ipc_list_add_client(IPCClientList *list, IPCClient *nc) +{ + DEBUG("Adding client with fd %d to list\n", nc->fd); + + if (*list == NULL) { + // List is empty, point list at first client + *list = nc; + } else { + IPCClient *c; + // Go to last client in list + for (c = *list; c && c->next; c = c->next) + ; + c->next = nc; + nc->prev = c; + } +} + +void +ipc_list_remove_client(IPCClientList *list, IPCClient *c) +{ + IPCClient *cprev = c->prev; + IPCClient *cnext = c->next; + + if (cprev != NULL) cprev->next = c->next; + if (cnext != NULL) cnext->prev = c->prev; + if (c == *list) *list = c->next; +} + +IPCClient * +ipc_list_get_client(IPCClientList list, int fd) +{ + for (IPCClient *c = list; c; c = c->next) { + if (c->fd == fd) return c; + } + + return NULL; +} + diff --git a/patch/ipc/IPCClient.h b/patch/ipc/IPCClient.h new file mode 100644 index 0000000..ee93030 --- /dev/null +++ b/patch/ipc/IPCClient.h @@ -0,0 +1,62 @@ +#ifndef IPC_CLIENT_H_ +#define IPC_CLIENT_H_ + +#include +#include +#include + +typedef struct IPCClient IPCClient; +/** + * This structure contains the details of an IPC Client and pointers for a + * linked list + */ +struct IPCClient { + int fd; + int subscriptions; + + char *buffer; + uint32_t buffer_size; + + struct epoll_event event; + IPCClient *next; + IPCClient *prev; +}; + +typedef IPCClient *IPCClientList; + +/** + * Allocate memory for new IPCClient with the specified file descriptor and + * initialize struct. + * + * @param fd File descriptor of IPC client + * + * @return Address to allocated IPCClient struct + */ +IPCClient *ipc_client_new(int fd); + +/** + * Add an IPC Client to the specified list + * + * @param list Address of the list to add the client to + * @param nc Address of the IPCClient + */ +void ipc_list_add_client(IPCClientList *list, IPCClient *nc); + +/** + * Remove an IPCClient from the specified list + * + * @param list Address of the list to remove the client from + * @param c Address of the IPCClient + */ +void ipc_list_remove_client(IPCClientList *list, IPCClient *c); + +/** + * Get an IPCClient from the specified IPCClient list + * + * @param list List to remove the client from + * @param fd File descriptor of the IPCClient + */ +IPCClient *ipc_list_get_client(IPCClientList list, int fd); + +#endif // IPC_CLIENT_H_ + diff --git a/patch/ipc/dwm-msg.c b/patch/ipc/dwm-msg.c new file mode 100644 index 0000000..ca1e1a4 --- /dev/null +++ b/patch/ipc/dwm-msg.c @@ -0,0 +1,549 @@ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define IPC_MAGIC "DWM-IPC" +// clang-format off +#define IPC_MAGIC_ARR { 'D', 'W', 'M', '-', 'I', 'P', 'C' } +// clang-format on +#define IPC_MAGIC_LEN 7 // Not including null char + +#define IPC_EVENT_TAG_CHANGE "tag_change_event" +#define IPC_EVENT_CLIENT_FOCUS_CHANGE "client_focus_change_event" +#define IPC_EVENT_LAYOUT_CHANGE "layout_change_event" +#define IPC_EVENT_MONITOR_FOCUS_CHANGE "monitor_focus_change_event" +#define IPC_EVENT_FOCUSED_TITLE_CHANGE "focused_title_change_event" +#define IPC_EVENT_FOCUSED_STATE_CHANGE "focused_state_change_event" + +#define YSTR(str) yajl_gen_string(gen, (unsigned char *)str, strlen(str)) +#define YINT(num) yajl_gen_integer(gen, num) +#define YDOUBLE(num) yajl_gen_double(gen, num) +#define YBOOL(v) yajl_gen_bool(gen, v) +#define YNULL() yajl_gen_null(gen) +#define YARR(body) \ + { \ + yajl_gen_array_open(gen); \ + body; \ + yajl_gen_array_close(gen); \ + } +#define YMAP(body) \ + { \ + yajl_gen_map_open(gen); \ + body; \ + yajl_gen_map_close(gen); \ + } + +typedef unsigned long Window; + +const char *DEFAULT_SOCKET_PATH = "/tmp/dwm.sock"; +static int sock_fd = -1; +static unsigned int ignore_reply = 0; + +typedef enum IPCMessageType { + IPC_TYPE_RUN_COMMAND = 0, + IPC_TYPE_GET_MONITORS = 1, + IPC_TYPE_GET_TAGS = 2, + IPC_TYPE_GET_LAYOUTS = 3, + IPC_TYPE_GET_DWM_CLIENT = 4, + IPC_TYPE_SUBSCRIBE = 5, + IPC_TYPE_EVENT = 6 +} IPCMessageType; + +// Every IPC message must begin with this +typedef struct dwm_ipc_header { + uint8_t magic[IPC_MAGIC_LEN]; + uint32_t size; + uint8_t type; +} __attribute((packed)) dwm_ipc_header_t; + +static int +recv_message(uint8_t *msg_type, uint32_t *reply_size, uint8_t **reply) +{ + uint32_t read_bytes = 0; + const int32_t to_read = sizeof(dwm_ipc_header_t); + char header[to_read]; + char *walk = header; + + // Try to read header + while (read_bytes < to_read) { + ssize_t n = read(sock_fd, header + read_bytes, to_read - read_bytes); + + if (n == 0) { + if (read_bytes == 0) { + fprintf(stderr, "Unexpectedly reached EOF while reading header."); + fprintf(stderr, + "Read %" PRIu32 " bytes, expected %" PRIu32 " total bytes.\n", + read_bytes, to_read); + return -2; + } else { + fprintf(stderr, "Unexpectedly reached EOF while reading header."); + fprintf(stderr, + "Read %" PRIu32 " bytes, expected %" PRIu32 " total bytes.\n", + read_bytes, to_read); + return -3; + } + } else if (n == -1) { + return -1; + } + + read_bytes += n; + } + + // Check if magic string in header matches + if (memcmp(walk, IPC_MAGIC, IPC_MAGIC_LEN) != 0) { + fprintf(stderr, "Invalid magic string. Got '%.*s', expected '%s'\n", + IPC_MAGIC_LEN, walk, IPC_MAGIC); + return -3; + } + + walk += IPC_MAGIC_LEN; + + // Extract reply size + memcpy(reply_size, walk, sizeof(uint32_t)); + walk += sizeof(uint32_t); + + // Extract message type + memcpy(msg_type, walk, sizeof(uint8_t)); + walk += sizeof(uint8_t); + + (*reply) = malloc(*reply_size); + + // Extract payload + read_bytes = 0; + while (read_bytes < *reply_size) { + ssize_t n = read(sock_fd, *reply + read_bytes, *reply_size - read_bytes); + + if (n == 0) { + fprintf(stderr, "Unexpectedly reached EOF while reading payload."); + fprintf(stderr, "Read %" PRIu32 " bytes, expected %" PRIu32 " bytes.\n", + read_bytes, *reply_size); + free(*reply); + return -2; + } else if (n == -1) { + if (errno == EINTR || errno == EAGAIN) continue; + free(*reply); + return -1; + } + + read_bytes += n; + } + + return 0; +} + +static int +read_socket(IPCMessageType *msg_type, uint32_t *msg_size, char **msg) +{ + int ret = -1; + + while (ret != 0) { + ret = recv_message((uint8_t *)msg_type, msg_size, (uint8_t **)msg); + + if (ret < 0) { + // Try again (non-fatal error) + if (ret == -1 && (errno == EINTR || errno == EAGAIN)) continue; + + fprintf(stderr, "Error receiving response from socket. "); + fprintf(stderr, "The connection might have been lost.\n"); + exit(2); + } + } + + return 0; +} + +static ssize_t +write_socket(const void *buf, size_t count) +{ + size_t written = 0; + + while (written < count) { + const ssize_t n = + write(sock_fd, ((uint8_t *)buf) + written, count - written); + + if (n == -1) { + if (errno == EAGAIN || errno == EWOULDBLOCK || errno == EINTR) + continue; + else + return n; + } + written += n; + } + return written; +} + +static void +connect_to_socket() +{ + struct sockaddr_un addr; + + int sock = socket(AF_UNIX, SOCK_STREAM, 0); + + // Initialize struct to 0 + memset(&addr, 0, sizeof(struct sockaddr_un)); + + addr.sun_family = AF_UNIX; + strcpy(addr.sun_path, DEFAULT_SOCKET_PATH); + + connect(sock, (const struct sockaddr *)&addr, sizeof(struct sockaddr_un)); + + sock_fd = sock; +} + +static int +send_message(IPCMessageType msg_type, uint32_t msg_size, uint8_t *msg) +{ + dwm_ipc_header_t header = { + .magic = IPC_MAGIC_ARR, .size = msg_size, .type = msg_type}; + + size_t header_size = sizeof(dwm_ipc_header_t); + size_t total_size = header_size + msg_size; + + uint8_t buffer[total_size]; + + // Copy header to buffer + memcpy(buffer, &header, header_size); + // Copy message to buffer + memcpy(buffer + header_size, msg, header.size); + + write_socket(buffer, total_size); + + return 0; +} + +static int +is_float(const char *s) +{ + size_t len = strlen(s); + int is_dot_used = 0; + int is_minus_used = 0; + + // Floats can only have one decimal point in between or digits + // Optionally, floats can also be below zero (negative) + for (int i = 0; i < len; i++) { + if (isdigit(s[i])) + continue; + else if (!is_dot_used && s[i] == '.' && i != 0 && i != len - 1) { + is_dot_used = 1; + continue; + } else if (!is_minus_used && s[i] == '-' && i == 0) { + is_minus_used = 1; + continue; + } else + return 0; + } + + return 1; +} + +static int +is_unsigned_int(const char *s) +{ + size_t len = strlen(s); + + // Unsigned int can only have digits + for (int i = 0; i < len; i++) { + if (isdigit(s[i])) + continue; + else + return 0; + } + + return 1; +} + +static int +is_signed_int(const char *s) +{ + size_t len = strlen(s); + + // Signed int can only have digits and a negative sign at the start + for (int i = 0; i < len; i++) { + if (isdigit(s[i])) + continue; + else if (i == 0 && s[i] == '-') { + continue; + } else + return 0; + } + + return 1; +} + +static void +flush_socket_reply() +{ + IPCMessageType reply_type; + uint32_t reply_size; + char *reply; + + read_socket(&reply_type, &reply_size, &reply); + + free(reply); +} + +static void +print_socket_reply() +{ + IPCMessageType reply_type; + uint32_t reply_size; + char *reply; + + read_socket(&reply_type, &reply_size, &reply); + + printf("%.*s\n", reply_size, reply); + fflush(stdout); + free(reply); +} + +static int +run_command(const char *name, char *args[], int argc) +{ + const unsigned char *msg; + size_t msg_size; + + yajl_gen gen = yajl_gen_alloc(NULL); + + // Message format: + // { + // "command": "", + // "args": [ ... ] + // } + // clang-format off + YMAP( + YSTR("command"); YSTR(name); + YSTR("args"); YARR( + for (int i = 0; i < argc; i++) { + if (is_signed_int(args[i])) { + long long num = atoll(args[i]); + YINT(num); + } else if (is_float(args[i])) { + float num = atof(args[i]); + YDOUBLE(num); + } else { + YSTR(args[i]); + } + } + ) + ) + // clang-format on + + yajl_gen_get_buf(gen, &msg, &msg_size); + + send_message(IPC_TYPE_RUN_COMMAND, msg_size, (uint8_t *)msg); + + if (!ignore_reply) + print_socket_reply(); + else + flush_socket_reply(); + + yajl_gen_free(gen); + + return 0; +} + +static int +get_monitors() +{ + send_message(IPC_TYPE_GET_MONITORS, 1, (uint8_t *)""); + print_socket_reply(); + return 0; +} + +static int +get_tags() +{ + send_message(IPC_TYPE_GET_TAGS, 1, (uint8_t *)""); + print_socket_reply(); + + return 0; +} + +static int +get_layouts() +{ + send_message(IPC_TYPE_GET_LAYOUTS, 1, (uint8_t *)""); + print_socket_reply(); + + return 0; +} + +static int +get_dwm_client(Window win) +{ + const unsigned char *msg; + size_t msg_size; + + yajl_gen gen = yajl_gen_alloc(NULL); + + // Message format: + // { + // "client_window_id": "" + // } + // clang-format off + YMAP( + YSTR("client_window_id"); YINT(win); + ) + // clang-format on + + yajl_gen_get_buf(gen, &msg, &msg_size); + + send_message(IPC_TYPE_GET_DWM_CLIENT, msg_size, (uint8_t *)msg); + + print_socket_reply(); + + yajl_gen_free(gen); + + return 0; +} + +static int +subscribe(const char *event) +{ + const unsigned char *msg; + size_t msg_size; + + yajl_gen gen = yajl_gen_alloc(NULL); + + // Message format: + // { + // "event": "", + // "action": "subscribe" + // } + // clang-format off + YMAP( + YSTR("event"); YSTR(event); + YSTR("action"); YSTR("subscribe"); + ) + // clang-format on + + yajl_gen_get_buf(gen, &msg, &msg_size); + + send_message(IPC_TYPE_SUBSCRIBE, msg_size, (uint8_t *)msg); + + if (!ignore_reply) + print_socket_reply(); + else + flush_socket_reply(); + + yajl_gen_free(gen); + + return 0; +} + +static void +usage_error(const char *prog_name, const char *format, ...) +{ + va_list args; + va_start(args, format); + + fprintf(stderr, "Error: "); + vfprintf(stderr, format, args); + fprintf(stderr, "\nusage: %s [...]\n", prog_name); + fprintf(stderr, "Try '%s help'\n", prog_name); + + va_end(args); + exit(1); +} + +static void +print_usage(const char *name) +{ + printf("usage: %s [options] [...]\n", name); + puts(""); + puts("Commands:"); + puts(" run_command [args...] Run an IPC command"); + puts(""); + puts(" get_monitors Get monitor properties"); + puts(""); + puts(" get_tags Get list of tags"); + puts(""); + puts(" get_layouts Get list of layouts"); + puts(""); + puts(" get_dwm_client Get dwm client proprties"); + puts(""); + puts(" subscribe [events...] Subscribe to specified events"); + puts(" Options: " IPC_EVENT_TAG_CHANGE ","); + puts(" " IPC_EVENT_LAYOUT_CHANGE ","); + puts(" " IPC_EVENT_CLIENT_FOCUS_CHANGE ","); + puts(" " IPC_EVENT_MONITOR_FOCUS_CHANGE ","); + puts(" " IPC_EVENT_FOCUSED_TITLE_CHANGE ","); + puts(" " IPC_EVENT_FOCUSED_STATE_CHANGE); + puts(""); + puts(" help Display this message"); + puts(""); + puts("Options:"); + puts(" --ignore-reply Don't print reply messages from"); + puts(" run_command and subscribe."); + puts(""); +} + +int +main(int argc, char *argv[]) +{ + const char *prog_name = argv[0]; + + connect_to_socket(); + if (sock_fd == -1) { + fprintf(stderr, "Failed to connect to socket\n"); + return 1; + } + + int i = 1; + if (i < argc && strcmp(argv[i], "--ignore-reply") == 0) { + ignore_reply = 1; + i++; + } + + if (i >= argc) usage_error(prog_name, "Expected an argument, got none"); + + if (!argc || strcmp(argv[i], "help") == 0) + print_usage(prog_name); + else if (strcmp(argv[i], "run_command") == 0) { + if (++i >= argc) usage_error(prog_name, "No command specified"); + // Command name + char *command = argv[i]; + // Command arguments are everything after command name + char **command_args = argv + ++i; + // Number of command arguments + int command_argc = argc - i; + run_command(command, command_args, command_argc); + } else if (strcmp(argv[i], "get_monitors") == 0) { + get_monitors(); + } else if (strcmp(argv[i], "get_tags") == 0) { + get_tags(); + } else if (strcmp(argv[i], "get_layouts") == 0) { + get_layouts(); + } else if (strcmp(argv[i], "get_dwm_client") == 0) { + if (++i < argc) { + if (is_unsigned_int(argv[i])) { + Window win = atol(argv[i]); + get_dwm_client(win); + } else + usage_error(prog_name, "Expected unsigned integer argument"); + } else + usage_error(prog_name, "Expected the window id"); + } else if (strcmp(argv[i], "subscribe") == 0) { + if (++i < argc) { + for (int j = i; j < argc; j++) subscribe(argv[j]); + } else + usage_error(prog_name, "Expected event name"); + // Keep listening for events forever + while (1) { + print_socket_reply(); + } + } else + usage_error(prog_name, "Invalid argument '%s'", argv[i]); + + return 0; +} + diff --git a/patch/ipc/ipc.c b/patch/ipc/ipc.c new file mode 100644 index 0000000..eae9667 --- /dev/null +++ b/patch/ipc/ipc.c @@ -0,0 +1,1202 @@ +#include "ipc.h" + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "util.h" +#include "yajl_dumps.h" + +static struct sockaddr_un sockaddr; +static struct epoll_event sock_epoll_event; +static IPCClientList ipc_clients = NULL; +static int epoll_fd = -1; +static int sock_fd = -1; +static IPCCommand *ipc_commands; +static unsigned int ipc_commands_len; +// Max size is 1 MB +static const uint32_t MAX_MESSAGE_SIZE = 1000000; +static const int IPC_SOCKET_BACKLOG = 5; + +/** + * Create IPC socket at specified path and return file descriptor to socket. + * This initializes the static variable sockaddr. + */ +static int +ipc_create_socket(const char *filename) +{ + char *normal_filename; + char *parent; + const size_t addr_size = sizeof(struct sockaddr_un); + const int sock_type = SOCK_STREAM | SOCK_NONBLOCK | SOCK_CLOEXEC; + + normalizepath(filename, &normal_filename); + + // In case socket file exists + unlink(normal_filename); + + // For portability clear the addr structure, since some implementations have + // nonstandard fields in the structure + memset(&sockaddr, 0, addr_size); + + parentdir(normal_filename, &parent); + // Create parent directories + mkdirp(parent); + free(parent); + + sockaddr.sun_family = AF_LOCAL; + strcpy(sockaddr.sun_path, normal_filename); + free(normal_filename); + + sock_fd = socket(AF_LOCAL, sock_type, 0); + if (sock_fd == -1) { + fputs("Failed to create socket\n", stderr); + return -1; + } + + DEBUG("Created socket at %s\n", sockaddr.sun_path); + + if (bind(sock_fd, (const struct sockaddr *)&sockaddr, addr_size) == -1) { + fputs("Failed to bind socket\n", stderr); + return -1; + } + + DEBUG("Socket binded\n"); + + if (listen(sock_fd, IPC_SOCKET_BACKLOG) < 0) { + fputs("Failed to listen for connections on socket\n", stderr); + return -1; + } + + DEBUG("Now listening for connections on socket\n"); + + return sock_fd; +} + +/** + * Internal function used to receive IPC messages from a given file descriptor. + * + * Returns -1 on error reading (could be EAGAIN or EINTR) + * Returns -2 if EOF before header could be read + * Returns -3 if invalid IPC header + * Returns -4 if message length exceeds MAX_MESSAGE_SIZE + */ +static int +ipc_recv_message(int fd, uint8_t *msg_type, uint32_t *reply_size, + uint8_t **reply) +{ + uint32_t read_bytes = 0; + const int32_t to_read = sizeof(dwm_ipc_header_t); + char header[to_read]; + char *walk = header; + + // Try to read header + while (read_bytes < to_read) { + const ssize_t n = read(fd, header + read_bytes, to_read - read_bytes); + + if (n == 0) { + if (read_bytes == 0) { + fprintf(stderr, "Unexpectedly reached EOF while reading header."); + fprintf(stderr, + "Read %" PRIu32 " bytes, expected %" PRIu32 " total bytes.\n", + read_bytes, to_read); + return -2; + } else { + fprintf(stderr, "Unexpectedly reached EOF while reading header."); + fprintf(stderr, + "Read %" PRIu32 " bytes, expected %" PRIu32 " total bytes.\n", + read_bytes, to_read); + return -3; + } + } else if (n == -1) { + // errno will still be set + return -1; + } + + read_bytes += n; + } + + // Check if magic string in header matches + if (memcmp(walk, IPC_MAGIC, IPC_MAGIC_LEN) != 0) { + fprintf(stderr, "Invalid magic string. Got '%.*s', expected '%s'\n", + IPC_MAGIC_LEN, walk, IPC_MAGIC); + return -3; + } + + walk += IPC_MAGIC_LEN; + + // Extract reply size + memcpy(reply_size, walk, sizeof(uint32_t)); + walk += sizeof(uint32_t); + + if (*reply_size > MAX_MESSAGE_SIZE) { + fprintf(stderr, "Message too long: %" PRIu32 " bytes. ", *reply_size); + fprintf(stderr, "Maximum message size is: %d\n", MAX_MESSAGE_SIZE); + return -4; + } + + // Extract message type + memcpy(msg_type, walk, sizeof(uint8_t)); + walk += sizeof(uint8_t); + + if (*reply_size > 0) + (*reply) = malloc(*reply_size); + else + return 0; + + read_bytes = 0; + while (read_bytes < *reply_size) { + const ssize_t n = read(fd, *reply + read_bytes, *reply_size - read_bytes); + + if (n == 0) { + fprintf(stderr, "Unexpectedly reached EOF while reading payload."); + fprintf(stderr, "Read %" PRIu32 " bytes, expected %" PRIu32 " bytes.\n", + read_bytes, *reply_size); + free(*reply); + return -2; + } else if (n == -1) { + // TODO: Should we return and wait for another epoll event? + // This would require saving the partial read in some way. + if (errno == EINTR || errno == EAGAIN || errno == EWOULDBLOCK) continue; + + free(*reply); + return -1; + } + + read_bytes += n; + } + + return 0; +} + +/** + * Internal function used to write a buffer to a file descriptor + * + * Returns number of bytes written if successful write + * Returns 0 if no bytes were written due to EAGAIN or EWOULDBLOCK + * Returns -1 on unknown error trying to write, errno will carry over from + * write() call + */ +static ssize_t +ipc_write_message(int fd, const void *buf, size_t count) +{ + size_t written = 0; + + while (written < count) { + const ssize_t n = write(fd, (uint8_t *)buf + written, count - written); + + if (n == -1) { + if (errno == EAGAIN || errno == EWOULDBLOCK) + return written; + else if (errno == EINTR) + continue; + else + return n; + } + + written += n; + DEBUG("Wrote %zu/%zu to client at fd %d\n", written, count, fd); + } + + return written; +} + +/** + * Initialization for generic event message. This is used to allocate the yajl + * handle, set yajl options, and in the future any other initialization that + * should occur for event messages. + */ +static void +ipc_event_init_message(yajl_gen *gen) +{ + *gen = yajl_gen_alloc(NULL); + yajl_gen_config(*gen, yajl_gen_beautify, 1); +} + +/** + * Prepares buffers of IPC subscribers of specified event using buffer from yajl + * handle. + */ +static void +ipc_event_prepare_send_message(yajl_gen gen, IPCEvent event) +{ + const unsigned char *buffer; + size_t len = 0; + + yajl_gen_get_buf(gen, &buffer, &len); + len++; // For null char + + for (IPCClient *c = ipc_clients; c; c = c->next) { + if (c->subscriptions & event) { + DEBUG("Sending selected client change event to fd %d\n", c->fd); + ipc_prepare_send_message(c, IPC_TYPE_EVENT, len, (char *)buffer); + } + } + + // Not documented, but this frees temp_buffer + yajl_gen_free(gen); +} + +/** + * Initialization for generic reply message. This is used to allocate the yajl + * handle, set yajl options, and in the future any other initialization that + * should occur for reply messages. + */ +static void +ipc_reply_init_message(yajl_gen *gen) +{ + *gen = yajl_gen_alloc(NULL); + yajl_gen_config(*gen, yajl_gen_beautify, 1); +} + +/** + * Prepares the IPC client's buffer with a message using the buffer of the yajl + * handle. + */ +static void +ipc_reply_prepare_send_message(yajl_gen gen, IPCClient *c, + IPCMessageType msg_type) +{ + const unsigned char *buffer; + size_t len = 0; + + yajl_gen_get_buf(gen, &buffer, &len); + len++; // For null char + + ipc_prepare_send_message(c, msg_type, len, (const char *)buffer); + + // Not documented, but this frees temp_buffer + yajl_gen_free(gen); +} + +/** + * Find the IPCCommand with the specified name + * + * Returns 0 if a command with the specified name was found + * Returns -1 if a command with the specified name could not be found + */ +static int +ipc_get_ipc_command(const char *name, IPCCommand *ipc_command) +{ + for (int i = 0; i < ipc_commands_len; i++) { + if (strcmp(ipc_commands[i].name, name) == 0) { + *ipc_command = ipc_commands[i]; + return 0; + } + } + + return -1; +} + +/** + * Parse a IPC_TYPE_RUN_COMMAND message from a client. This function extracts + * the arguments, argument count, argument types, and command name and returns + * the parsed information as an IPCParsedCommand. If this function returns + * successfully, the parsed_command must be freed using + * ipc_free_parsed_command_members. + * + * Returns 0 if the message was successfully parsed + * Returns -1 otherwise + */ +static int +ipc_parse_run_command(char *msg, IPCParsedCommand *parsed_command) +{ + char error_buffer[1000]; + yajl_val parent = yajl_tree_parse(msg, error_buffer, 1000); + + if (parent == NULL) { + fputs("Failed to parse command from client\n", stderr); + fprintf(stderr, "%s\n", error_buffer); + fprintf(stderr, "Tried to parse: %s\n", msg); + return -1; + } + + // Format: + // { + // "command": "" + // "args": [ "arg1", "arg2", ... ] + // } + const char *command_path[] = {"command", 0}; + yajl_val command_val = yajl_tree_get(parent, command_path, yajl_t_string); + + if (command_val == NULL) { + fputs("No command key found in client message\n", stderr); + yajl_tree_free(parent); + return -1; + } + + const char *command_name = YAJL_GET_STRING(command_val); + size_t command_name_len = strlen(command_name); + parsed_command->name = (char *)malloc((command_name_len + 1) * sizeof(char)); + strcpy(parsed_command->name, command_name); + + DEBUG("Received command: %s\n", parsed_command->name); + + const char *args_path[] = {"args", 0}; + yajl_val args_val = yajl_tree_get(parent, args_path, yajl_t_array); + + if (args_val == NULL) { + fputs("No args key found in client message\n", stderr); + yajl_tree_free(parent); + return -1; + } + + unsigned int *argc = &parsed_command->argc; + Arg **args = &parsed_command->args; + ArgType **arg_types = &parsed_command->arg_types; + + *argc = args_val->u.array.len; + + // If no arguments are specified, make a dummy argument to pass to the + // function. This is just the way dwm's void(Arg*) functions are setup. + if (*argc == 0) { + *args = (Arg *)malloc(sizeof(Arg)); + *arg_types = (ArgType *)malloc(sizeof(ArgType)); + (*arg_types)[0] = ARG_TYPE_NONE; + (*args)[0].f = 0; + (*argc)++; + } else if (*argc > 0) { + *args = (Arg *)calloc(*argc, sizeof(Arg)); + *arg_types = (ArgType *)malloc(*argc * sizeof(ArgType)); + + for (int i = 0; i < *argc; i++) { + yajl_val arg_val = args_val->u.array.values[i]; + + if (YAJL_IS_NUMBER(arg_val)) { + if (YAJL_IS_INTEGER(arg_val)) { + // Any values below 0 must be a signed int + if (YAJL_GET_INTEGER(arg_val) < 0) { + (*args)[i].i = YAJL_GET_INTEGER(arg_val); + (*arg_types)[i] = ARG_TYPE_SINT; + DEBUG("i=%ld\n", (*args)[i].i); + // Any values above 0 should be an unsigned int + } else if (YAJL_GET_INTEGER(arg_val) >= 0) { + (*args)[i].ui = YAJL_GET_INTEGER(arg_val); + (*arg_types)[i] = ARG_TYPE_UINT; + DEBUG("ui=%ld\n", (*args)[i].i); + } + // If the number is not an integer, it must be a float + } else { + (*args)[i].f = (float)YAJL_GET_DOUBLE(arg_val); + (*arg_types)[i] = ARG_TYPE_FLOAT; + DEBUG("f=%f\n", (*args)[i].f); + // If argument is not a number, it must be a string + } + } else if (YAJL_IS_STRING(arg_val)) { + char *arg_s = YAJL_GET_STRING(arg_val); + size_t arg_s_size = (strlen(arg_s) + 1) * sizeof(char); + (*args)[i].v = (char *)malloc(arg_s_size); + (*arg_types)[i] = ARG_TYPE_STR; + strcpy((char *)(*args)[i].v, arg_s); + } + } + } + + yajl_tree_free(parent); + + return 0; +} + +/** + * Free the members of a IPCParsedCommand struct + */ +static void +ipc_free_parsed_command_members(IPCParsedCommand *command) +{ + for (int i = 0; i < command->argc; i++) { + if (command->arg_types[i] == ARG_TYPE_STR) free((void *)command->args[i].v); + } + free(command->args); + free(command->arg_types); + free(command->name); +} + +/** + * Check if the given arguments are the correct length and type. Also do any + * casting to correct the types. + * + * Returns 0 if the arguments were the correct length and types + * Returns -1 if the argument count doesn't match + * Returns -2 if the argument types don't match + */ +static int +ipc_validate_run_command(IPCParsedCommand *parsed, const IPCCommand actual) +{ + if (actual.argc != parsed->argc) return -1; + + for (int i = 0; i < parsed->argc; i++) { + ArgType ptype = parsed->arg_types[i]; + ArgType atype = actual.arg_types[i]; + + if (ptype != atype) { + if (ptype == ARG_TYPE_UINT && atype == ARG_TYPE_PTR) + // If this argument is supposed to be a void pointer, cast it + parsed->args[i].v = (void *)parsed->args[i].ui; + else if (ptype == ARG_TYPE_UINT && atype == ARG_TYPE_SINT) + // If this argument is supposed to be a signed int, cast it + parsed->args[i].i = parsed->args[i].ui; + else + return -2; + } + } + + return 0; +} + +/** + * Convert event name to their IPCEvent equivalent enum value + * + * Returns 0 if a valid event name was given + * Returns -1 otherwise + */ +static int +ipc_event_stoi(const char *subscription, IPCEvent *event) +{ + if (strcmp(subscription, "tag_change_event") == 0) + *event = IPC_EVENT_TAG_CHANGE; + else if (strcmp(subscription, "client_focus_change_event") == 0) + *event = IPC_EVENT_CLIENT_FOCUS_CHANGE; + else if (strcmp(subscription, "layout_change_event") == 0) + *event = IPC_EVENT_LAYOUT_CHANGE; + else if (strcmp(subscription, "monitor_focus_change_event") == 0) + *event = IPC_EVENT_MONITOR_FOCUS_CHANGE; + else if (strcmp(subscription, "focused_title_change_event") == 0) + *event = IPC_EVENT_FOCUSED_TITLE_CHANGE; + else if (strcmp(subscription, "focused_state_change_event") == 0) + *event = IPC_EVENT_FOCUSED_STATE_CHANGE; + else + return -1; + return 0; +} + +/** + * Parse a IPC_TYPE_SUBSCRIBE message from a client. This function extracts the + * event name and the subscription action from the message. + * + * Returns 0 if message was successfully parsed + * Returns -1 otherwise + */ +static int +ipc_parse_subscribe(const char *msg, IPCSubscriptionAction *subscribe, + IPCEvent *event) +{ + char error_buffer[100]; + yajl_val parent = yajl_tree_parse((char *)msg, error_buffer, 100); + + if (parent == NULL) { + fputs("Failed to parse command from client\n", stderr); + fprintf(stderr, "%s\n", error_buffer); + return -1; + } + + // Format: + // { + // "event": "" + // "action": "" + // } + const char *event_path[] = {"event", 0}; + yajl_val event_val = yajl_tree_get(parent, event_path, yajl_t_string); + + if (event_val == NULL) { + fputs("No 'event' key found in client message\n", stderr); + return -1; + } + + const char *event_str = YAJL_GET_STRING(event_val); + DEBUG("Received event: %s\n", event_str); + + if (ipc_event_stoi(event_str, event) < 0) return -1; + + const char *action_path[] = {"action", 0}; + yajl_val action_val = yajl_tree_get(parent, action_path, yajl_t_string); + + if (action_val == NULL) { + fputs("No 'action' key found in client message\n", stderr); + return -1; + } + + const char *action = YAJL_GET_STRING(action_val); + + if (strcmp(action, "subscribe") == 0) + *subscribe = IPC_ACTION_SUBSCRIBE; + else if (strcmp(action, "unsubscribe") == 0) + *subscribe = IPC_ACTION_UNSUBSCRIBE; + else { + fputs("Invalid action specified for subscription\n", stderr); + return -1; + } + + yajl_tree_free(parent); + + return 0; +} + +/** + * Parse an IPC_TYPE_GET_DWM_CLIENT message from a client. This function + * extracts the window id from the message. + * + * Returns 0 if message was successfully parsed + * Returns -1 otherwise + */ +static int +ipc_parse_get_dwm_client(const char *msg, Window *win) +{ + char error_buffer[100]; + + yajl_val parent = yajl_tree_parse(msg, error_buffer, 100); + + if (parent == NULL) { + fputs("Failed to parse message from client\n", stderr); + fprintf(stderr, "%s\n", error_buffer); + return -1; + } + + // Format: + // { + // "client_window_id": + // } + const char *win_path[] = {"client_window_id", 0}; + yajl_val win_val = yajl_tree_get(parent, win_path, yajl_t_number); + + if (win_val == NULL) { + fputs("No client window id found in client message\n", stderr); + return -1; + } + + *win = YAJL_GET_INTEGER(win_val); + + yajl_tree_free(parent); + + return 0; +} + +/** + * Called when an IPC_TYPE_RUN_COMMAND message is received from a client. This + * function parses, executes the given command, and prepares a reply message to + * the client indicating success/failure. + * + * NOTE: There is currently no check for argument validity beyond the number of + * arguments given and types of arguments. There is also no way to check if the + * function succeeded based on dwm's void(const Arg*) function types. Pointer + * arguments can cause crashes if they are not validated in the function itself. + * + * Returns 0 if message was successfully parsed + * Returns -1 on failure parsing message + */ +static int +ipc_run_command(IPCClient *ipc_client, char *msg) +{ + IPCParsedCommand parsed_command; + IPCCommand ipc_command; + + // Initialize struct + memset(&parsed_command, 0, sizeof(IPCParsedCommand)); + + if (ipc_parse_run_command(msg, &parsed_command) < 0) { + ipc_prepare_reply_failure(ipc_client, IPC_TYPE_RUN_COMMAND, + "Failed to parse run command"); + return -1; + } + + if (ipc_get_ipc_command(parsed_command.name, &ipc_command) < 0) { + ipc_prepare_reply_failure(ipc_client, IPC_TYPE_RUN_COMMAND, + "Command %s not found", parsed_command.name); + ipc_free_parsed_command_members(&parsed_command); + return -1; + } + + int res = ipc_validate_run_command(&parsed_command, ipc_command); + if (res < 0) { + if (res == -1) + ipc_prepare_reply_failure(ipc_client, IPC_TYPE_RUN_COMMAND, + "%u arguments provided, %u expected", + parsed_command.argc, ipc_command.argc); + else if (res == -2) + ipc_prepare_reply_failure(ipc_client, IPC_TYPE_RUN_COMMAND, + "Type mismatch"); + ipc_free_parsed_command_members(&parsed_command); + return -1; + } + + if (parsed_command.argc == 1) + ipc_command.func.single_param(parsed_command.args); + else if (parsed_command.argc > 1) + ipc_command.func.array_param(parsed_command.args, parsed_command.argc); + + DEBUG("Called function for command %s\n", parsed_command.name); + + ipc_free_parsed_command_members(&parsed_command); + + ipc_prepare_reply_success(ipc_client, IPC_TYPE_RUN_COMMAND); + return 0; +} + +/** + * Called when an IPC_TYPE_GET_MONITORS message is received from a client. It + * prepares a reply with the properties of all of the monitors in JSON. + */ +static void +ipc_get_monitors(IPCClient *c, Monitor *mons, Monitor *selmon) +{ + yajl_gen gen; + ipc_reply_init_message(&gen); + dump_monitors(gen, mons, selmon); + + ipc_reply_prepare_send_message(gen, c, IPC_TYPE_GET_MONITORS); +} + +/** + * Called when an IPC_TYPE_GET_TAGS message is received from a client. It + * prepares a reply with info about all the tags in JSON. + */ +static void +ipc_get_tags(IPCClient *c, const int tags_len) +{ + yajl_gen gen; + ipc_reply_init_message(&gen); + + dump_tags(gen, tags_len); + + ipc_reply_prepare_send_message(gen, c, IPC_TYPE_GET_TAGS); +} + +/** + * Called when an IPC_TYPE_GET_LAYOUTS message is received from a client. It + * prepares a reply with a JSON array of available layouts + */ +static void +ipc_get_layouts(IPCClient *c, const Layout layouts[], const int layouts_len) +{ + yajl_gen gen; + ipc_reply_init_message(&gen); + + dump_layouts(gen, layouts, layouts_len); + + ipc_reply_prepare_send_message(gen, c, IPC_TYPE_GET_LAYOUTS); +} + +/** + * Called when an IPC_TYPE_GET_DWM_CLIENT message is received from a client. It + * prepares a JSON reply with the properties of the client with the specified + * window XID. + * + * Returns 0 if the message was successfully parsed and if the client with the + * specified window XID was found + * Returns -1 if the message could not be parsed + */ +static int +ipc_get_dwm_client(IPCClient *ipc_client, const char *msg, const Monitor *mons) +{ + Window win; + + if (ipc_parse_get_dwm_client(msg, &win) < 0) return -1; + + // Find client with specified window XID + for (const Monitor *m = mons; m; m = m->next) + for (Client *c = m->clients; c; c = c->next) + if (c->win == win) { + yajl_gen gen; + ipc_reply_init_message(&gen); + + dump_client(gen, c); + + ipc_reply_prepare_send_message(gen, ipc_client, + IPC_TYPE_GET_DWM_CLIENT); + + return 0; + } + + ipc_prepare_reply_failure(ipc_client, IPC_TYPE_GET_DWM_CLIENT, + "Client with window id %d not found", win); + return -1; +} + +/** + * Called when an IPC_TYPE_SUBSCRIBE message is received from a client. It + * subscribes/unsubscribes the client from the specified event and replies with + * the result. + * + * Returns 0 if the message was successfully parsed. + * Returns -1 if the message could not be parsed + */ +static int +ipc_subscribe(IPCClient *c, const char *msg) +{ + IPCSubscriptionAction action = IPC_ACTION_SUBSCRIBE; + IPCEvent event = 0; + + if (ipc_parse_subscribe(msg, &action, &event)) { + ipc_prepare_reply_failure(c, IPC_TYPE_SUBSCRIBE, "Event does not exist"); + return -1; + } + + if (action == IPC_ACTION_SUBSCRIBE) { + DEBUG("Subscribing client on fd %d to %d\n", c->fd, event); + c->subscriptions |= event; + } else if (action == IPC_ACTION_UNSUBSCRIBE) { + DEBUG("Unsubscribing client on fd %d to %d\n", c->fd, event); + c->subscriptions ^= event; + } else { + ipc_prepare_reply_failure(c, IPC_TYPE_SUBSCRIBE, + "Invalid subscription action"); + return -1; + } + + ipc_prepare_reply_success(c, IPC_TYPE_SUBSCRIBE); + return 0; +} + +int +ipc_init(const char *socket_path, const int p_epoll_fd, IPCCommand commands[], + const int commands_len) +{ + // Initialize struct to 0 + memset(&sock_epoll_event, 0, sizeof(sock_epoll_event)); + + int socket_fd = ipc_create_socket(socket_path); + if (socket_fd < 0) return -1; + + ipc_commands = commands; + ipc_commands_len = commands_len; + + epoll_fd = p_epoll_fd; + + // Wake up to incoming connection requests + sock_epoll_event.data.fd = socket_fd; + sock_epoll_event.events = EPOLLIN; + if (epoll_ctl(epoll_fd, EPOLL_CTL_ADD, socket_fd, &sock_epoll_event)) { + fputs("Failed to add sock file descriptor to epoll", stderr); + return -1; + } + + return socket_fd; +} + +void +ipc_cleanup() +{ + IPCClient *c = ipc_clients; + // Free clients and their buffers + while (c) { + ipc_drop_client(c); + c = ipc_clients; + } + + // Stop waking up for socket events + epoll_ctl(epoll_fd, EPOLL_CTL_DEL, sock_fd, &sock_epoll_event); + + // Uninitialize all static variables + epoll_fd = -1; + sock_fd = -1; + ipc_commands = NULL; + ipc_commands_len = 0; + memset(&sock_epoll_event, 0, sizeof(struct epoll_event)); + memset(&sockaddr, 0, sizeof(struct sockaddr_un)); + + // Delete socket + unlink(sockaddr.sun_path); + + shutdown(sock_fd, SHUT_RDWR); + close(sock_fd); +} + +int +ipc_get_sock_fd() +{ + return sock_fd; +} + +IPCClient * +ipc_get_client(int fd) +{ + return ipc_list_get_client(ipc_clients, fd); +} + +int +ipc_is_client_registered(int fd) +{ + return (ipc_get_client(fd) != NULL); +} + +int +ipc_accept_client() +{ + int fd = -1; + + struct sockaddr_un client_addr; + socklen_t len = 0; + + // For portability clear the addr structure, since some implementations + // have nonstandard fields in the structure + memset(&client_addr, 0, sizeof(struct sockaddr_un)); + + fd = accept(sock_fd, (struct sockaddr *)&client_addr, &len); + if (fd < 0 && errno != EINTR) { + fputs("Failed to accept IPC connection from client", stderr); + return -1; + } + + if (fcntl(fd, F_SETFD, FD_CLOEXEC) < 0) { + shutdown(fd, SHUT_RDWR); + close(fd); + fputs("Failed to set flags on new client fd", stderr); + } + + IPCClient *nc = ipc_client_new(fd); + if (nc == NULL) return -1; + + // Wake up to messages from this client + nc->event.data.fd = fd; + nc->event.events = EPOLLIN | EPOLLHUP; + epoll_ctl(epoll_fd, EPOLL_CTL_ADD, fd, &nc->event); + + ipc_list_add_client(&ipc_clients, nc); + + DEBUG("%s%d\n", "New client at fd: ", fd); + + return fd; +} + +int +ipc_drop_client(IPCClient *c) +{ + int fd = c->fd; + shutdown(fd, SHUT_RDWR); + int res = close(fd); + + if (res == 0) { + struct epoll_event ev; + + // Stop waking up to messages from this client + epoll_ctl(epoll_fd, EPOLL_CTL_DEL, fd, &ev); + ipc_list_remove_client(&ipc_clients, c); + + free(c->buffer); + free(c); + + DEBUG("Successfully removed client on fd %d\n", fd); + } else if (res < 0 && res != EINTR) { + fprintf(stderr, "Failed to close fd %d\n", fd); + } + + return res; +} + +int +ipc_read_client(IPCClient *c, IPCMessageType *msg_type, uint32_t *msg_size, + char **msg) +{ + int fd = c->fd; + int ret = + ipc_recv_message(fd, (uint8_t *)msg_type, msg_size, (uint8_t **)msg); + + if (ret < 0) { + // This will happen if these errors occur while reading header + if (ret == -1 && + (errno == EINTR || errno == EAGAIN || errno == EWOULDBLOCK)) + return -2; + + fprintf(stderr, "Error reading message: dropping client at fd %d\n", fd); + ipc_drop_client(c); + + return -1; + } + + // Make sure receive message is null terminated to avoid parsing issues + if (*msg_size > 0) { + size_t len = *msg_size; + nullterminate(msg, &len); + *msg_size = len; + } + + DEBUG("[fd %d] ", fd); + if (*msg_size > 0) + DEBUG("Received message: '%.*s' ", *msg_size, *msg); + else + DEBUG("Received empty message "); + DEBUG("Message type: %" PRIu8 " ", (uint8_t)*msg_type); + DEBUG("Message size: %" PRIu32 "\n", *msg_size); + + return 0; +} + +ssize_t +ipc_write_client(IPCClient *c) +{ + const ssize_t n = ipc_write_message(c->fd, c->buffer, c->buffer_size); + + if (n < 0) return n; + + // TODO: Deal with client timeouts + + if (n == c->buffer_size) { + c->buffer_size = 0; + free(c->buffer); + // No dangling pointers! + c->buffer = NULL; + // Stop waking up when client is ready to receive messages + if (c->event.events & EPOLLOUT) { + c->event.events -= EPOLLOUT; + epoll_ctl(epoll_fd, EPOLL_CTL_MOD, c->fd, &c->event); + } + return n; + } + + // Shift unwritten buffer to beginning of buffer and reallocate + c->buffer_size -= n; + memmove(c->buffer, c->buffer + n, c->buffer_size); + c->buffer = (char *)realloc(c->buffer, c->buffer_size); + + return n; +} + +void +ipc_prepare_send_message(IPCClient *c, const IPCMessageType msg_type, + const uint32_t msg_size, const char *msg) +{ + dwm_ipc_header_t header = { + .magic = IPC_MAGIC_ARR, .type = msg_type, .size = msg_size}; + + uint32_t header_size = sizeof(dwm_ipc_header_t); + uint32_t packet_size = header_size + msg_size; + + if (c->buffer == NULL) + c->buffer = (char *)malloc(c->buffer_size + packet_size); + else + c->buffer = (char *)realloc(c->buffer, c->buffer_size + packet_size); + + // Copy header to end of client buffer + memcpy(c->buffer + c->buffer_size, &header, header_size); + c->buffer_size += header_size; + + // Copy message to end of client buffer + memcpy(c->buffer + c->buffer_size, msg, msg_size); + c->buffer_size += msg_size; + + // Wake up when client is ready to receive messages + c->event.events |= EPOLLOUT; + epoll_ctl(epoll_fd, EPOLL_CTL_MOD, c->fd, &c->event); +} + +void +ipc_prepare_reply_failure(IPCClient *c, IPCMessageType msg_type, + const char *format, ...) +{ + yajl_gen gen; + va_list args; + + // Get output size + va_start(args, format); + size_t len = vsnprintf(NULL, 0, format, args); + va_end(args); + char *buffer = (char *)malloc((len + 1) * sizeof(char)); + + ipc_reply_init_message(&gen); + + va_start(args, format); + vsnprintf(buffer, len + 1, format, args); + va_end(args); + dump_error_message(gen, buffer); + + ipc_reply_prepare_send_message(gen, c, msg_type); + fprintf(stderr, "[fd %d] Error: %s\n", c->fd, buffer); + + free(buffer); +} + +void +ipc_prepare_reply_success(IPCClient *c, IPCMessageType msg_type) +{ + const char *success_msg = "{\"result\":\"success\"}"; + const size_t msg_len = strlen(success_msg) + 1; // +1 for null char + + ipc_prepare_send_message(c, msg_type, msg_len, success_msg); +} + +void +ipc_tag_change_event(int mon_num, TagState old_state, TagState new_state) +{ + yajl_gen gen; + ipc_event_init_message(&gen); + dump_tag_event(gen, mon_num, old_state, new_state); + ipc_event_prepare_send_message(gen, IPC_EVENT_TAG_CHANGE); +} + +void +ipc_client_focus_change_event(int mon_num, Client *old_client, + Client *new_client) +{ + yajl_gen gen; + ipc_event_init_message(&gen); + dump_client_focus_change_event(gen, old_client, new_client, mon_num); + ipc_event_prepare_send_message(gen, IPC_EVENT_CLIENT_FOCUS_CHANGE); +} + +void +ipc_layout_change_event(const int mon_num, const char *old_symbol, + const Layout *old_layout, const char *new_symbol, + const Layout *new_layout) +{ + yajl_gen gen; + ipc_event_init_message(&gen); + dump_layout_change_event(gen, mon_num, old_symbol, old_layout, new_symbol, + new_layout); + ipc_event_prepare_send_message(gen, IPC_EVENT_LAYOUT_CHANGE); +} + +void +ipc_monitor_focus_change_event(const int last_mon_num, const int new_mon_num) +{ + yajl_gen gen; + ipc_event_init_message(&gen); + dump_monitor_focus_change_event(gen, last_mon_num, new_mon_num); + ipc_event_prepare_send_message(gen, IPC_EVENT_MONITOR_FOCUS_CHANGE); +} + +void +ipc_focused_title_change_event(const int mon_num, const Window client_id, + const char *old_name, const char *new_name) +{ + yajl_gen gen; + ipc_event_init_message(&gen); + dump_focused_title_change_event(gen, mon_num, client_id, old_name, new_name); + ipc_event_prepare_send_message(gen, IPC_EVENT_FOCUSED_TITLE_CHANGE); +} + +void +ipc_focused_state_change_event(const int mon_num, const Window client_id, + const ClientState *old_state, + const ClientState *new_state) +{ + yajl_gen gen; + ipc_event_init_message(&gen); + dump_focused_state_change_event(gen, mon_num, client_id, old_state, + new_state); + ipc_event_prepare_send_message(gen, IPC_EVENT_FOCUSED_STATE_CHANGE); +} + +void +ipc_send_events(Monitor *mons, Monitor **lastselmon, Monitor *selmon) +{ + for (Monitor *m = mons; m; m = m->next) { + unsigned int urg = 0, occ = 0, tagset = 0; + + for (Client *c = m->clients; c; c = c->next) { + occ |= c->tags; + + if (c->isurgent) urg |= c->tags; + } + tagset = m->tagset[m->seltags]; + + TagState new_state = {.selected = tagset, .occupied = occ, .urgent = urg}; + + if (memcmp(&m->tagstate, &new_state, sizeof(TagState)) != 0) { + ipc_tag_change_event(m->num, m->tagstate, new_state); + m->tagstate = new_state; + } + + if (m->lastsel != m->sel) { + ipc_client_focus_change_event(m->num, m->lastsel, m->sel); + m->lastsel = m->sel; + } + + if (strcmp(m->ltsymbol, m->lastltsymbol) != 0 || + m->lastlt != m->lt[m->sellt]) { + ipc_layout_change_event(m->num, m->lastltsymbol, m->lastlt, m->ltsymbol, + m->lt[m->sellt]); + strcpy(m->lastltsymbol, m->ltsymbol); + m->lastlt = m->lt[m->sellt]; + } + + if (*lastselmon != selmon) { + if (*lastselmon != NULL) + ipc_monitor_focus_change_event((*lastselmon)->num, selmon->num); + *lastselmon = selmon; + } + + Client *sel = m->sel; + if (!sel) continue; + ClientState *o = &m->sel->prevstate; + ClientState n = {.oldstate = sel->oldstate, + .isfixed = sel->isfixed, + .isfloating = sel->isfloating, + .isfullscreen = sel->isfullscreen, + .isurgent = sel->isurgent, + .neverfocus = sel->neverfocus}; + if (memcmp(o, &n, sizeof(ClientState)) != 0) { + ipc_focused_state_change_event(m->num, m->sel->win, o, &n); + *o = n; + } + } +} + +int +ipc_handle_client_epoll_event(struct epoll_event *ev, Monitor *mons, + Monitor **lastselmon, Monitor *selmon, const int tags_len, + const Layout *layouts, const int layouts_len) +{ + int fd = ev->data.fd; + IPCClient *c = ipc_get_client(fd); + + if (ev->events & EPOLLHUP) { + DEBUG("EPOLLHUP received from client at fd %d\n", fd); + ipc_drop_client(c); + } else if (ev->events & EPOLLOUT) { + DEBUG("Sending message to client at fd %d...\n", fd); + if (c->buffer_size) ipc_write_client(c); + } else if (ev->events & EPOLLIN) { + IPCMessageType msg_type = 0; + uint32_t msg_size = 0; + char *msg = NULL; + + DEBUG("Received message from fd %d\n", fd); + if (ipc_read_client(c, &msg_type, &msg_size, &msg) < 0) return -1; + + if (msg_type == IPC_TYPE_GET_MONITORS) + ipc_get_monitors(c, mons, selmon); + else if (msg_type == IPC_TYPE_GET_TAGS) + ipc_get_tags(c, tags_len); + else if (msg_type == IPC_TYPE_GET_LAYOUTS) + ipc_get_layouts(c, layouts, layouts_len); + else if (msg_type == IPC_TYPE_RUN_COMMAND) { + if (ipc_run_command(c, msg) < 0) return -1; + ipc_send_events(mons, lastselmon, selmon); + } else if (msg_type == IPC_TYPE_GET_DWM_CLIENT) { + if (ipc_get_dwm_client(c, msg, mons) < 0) return -1; + } else if (msg_type == IPC_TYPE_SUBSCRIBE) { + if (ipc_subscribe(c, msg) < 0) return -1; + } else { + fprintf(stderr, "Invalid message type received from fd %d", fd); + ipc_prepare_reply_failure(c, msg_type, "Invalid message type: %d", + msg_type); + } + free(msg); + } else { + fprintf(stderr, "Epoll event returned %d from fd %d\n", ev->events, fd); + return -1; + } + + return 0; +} + +int +ipc_handle_socket_epoll_event(struct epoll_event *ev) +{ + if (!(ev->events & EPOLLIN)) return -1; + + // EPOLLIN means incoming client connection request + fputs("Received EPOLLIN event on socket\n", stderr); + int new_fd = ipc_accept_client(); + + return new_fd; +} + diff --git a/patch/ipc/ipc.h b/patch/ipc/ipc.h new file mode 100644 index 0000000..4a72fb8 --- /dev/null +++ b/patch/ipc/ipc.h @@ -0,0 +1,320 @@ +#ifndef IPC_H_ +#define IPC_H_ + +#include +#include +#include + +#include "IPCClient.h" + +// clang-format off +#define IPC_MAGIC "DWM-IPC" +#define IPC_MAGIC_ARR { 'D', 'W', 'M', '-', 'I', 'P', 'C'} +#define IPC_MAGIC_LEN 7 // Not including null char + +#define IPCCOMMAND(FUNC, ARGC, TYPES) \ + { #FUNC, {FUNC }, ARGC, (ArgType[ARGC])TYPES } +// clang-format on + +typedef enum IPCMessageType { + IPC_TYPE_RUN_COMMAND = 0, + IPC_TYPE_GET_MONITORS = 1, + IPC_TYPE_GET_TAGS = 2, + IPC_TYPE_GET_LAYOUTS = 3, + IPC_TYPE_GET_DWM_CLIENT = 4, + IPC_TYPE_SUBSCRIBE = 5, + IPC_TYPE_EVENT = 6 +} IPCMessageType; + +typedef enum IPCEvent { + IPC_EVENT_TAG_CHANGE = 1 << 0, + IPC_EVENT_CLIENT_FOCUS_CHANGE = 1 << 1, + IPC_EVENT_LAYOUT_CHANGE = 1 << 2, + IPC_EVENT_MONITOR_FOCUS_CHANGE = 1 << 3, + IPC_EVENT_FOCUSED_TITLE_CHANGE = 1 << 4, + IPC_EVENT_FOCUSED_STATE_CHANGE = 1 << 5 +} IPCEvent; + +typedef enum IPCSubscriptionAction { + IPC_ACTION_UNSUBSCRIBE = 0, + IPC_ACTION_SUBSCRIBE = 1 +} IPCSubscriptionAction; + +/** + * Every IPC packet starts with this structure + */ +typedef struct dwm_ipc_header { + uint8_t magic[IPC_MAGIC_LEN]; + uint32_t size; + uint8_t type; +} __attribute((packed)) dwm_ipc_header_t; + +typedef enum ArgType { + ARG_TYPE_NONE = 0, + ARG_TYPE_UINT = 1, + ARG_TYPE_SINT = 2, + ARG_TYPE_FLOAT = 3, + ARG_TYPE_PTR = 4, + ARG_TYPE_STR = 5 +} ArgType; + +/** + * An IPCCommand function can have either of these function signatures + */ +typedef union ArgFunction { + void (*single_param)(const Arg *); + void (*array_param)(const Arg *, int); +} ArgFunction; + +typedef struct IPCCommand { + char *name; + ArgFunction func; + unsigned int argc; + ArgType *arg_types; +} IPCCommand; + +typedef struct IPCParsedCommand { + char *name; + Arg *args; + ArgType *arg_types; + unsigned int argc; +} IPCParsedCommand; + +/** + * Initialize the IPC socket and the IPC module + * + * @param socket_path Path to create the socket at + * @param epoll_fd File descriptor for epoll + * @param commands Address of IPCCommands array defined in config.h + * @param commands_len Length of commands[] array + * + * @return int The file descriptor of the socket if it was successfully created, + * -1 otherwise + */ +int ipc_init(const char *socket_path, const int p_epoll_fd, + IPCCommand commands[], const int commands_len); + +/** + * Uninitialize the socket and module. Free allocated memory and restore static + * variables to their state before ipc_init + */ +void ipc_cleanup(); + +/** + * Get the file descriptor of the IPC socket + * + * @return int File descriptor of IPC socket, -1 if socket not created. + */ +int ipc_get_sock_fd(); + +/** + * Get address to IPCClient with specified file descriptor + * + * @param fd File descriptor of IPC Client + * + * @return Address to IPCClient with specified file descriptor, -1 otherwise + */ +IPCClient *ipc_get_client(int fd); + +/** + * Check if an IPC client exists with the specified file descriptor + * + * @param fd File descriptor + * + * @return int 1 if client exists, 0 otherwise + */ +int ipc_is_client_registered(int fd); + +/** + * Disconnect an IPCClient from the socket and remove the client from the list + * of known connected clients + * + * @param c Address of IPCClient + * + * @return 0 if the client's file descriptor was closed successfully, the + * result of executing close() on the file descriptor otherwise. + */ +int ipc_drop_client(IPCClient *c); + +/** + * Accept an IPC Client requesting to connect to the socket and add it to the + * list of clients + * + * @return File descriptor of new client, -1 on error + */ +int ipc_accept_client(); + +/** + * Read an incoming message from an accepted IPC client + * + * @param c Address of IPCClient + * @param msg_type Address to IPCMessageType variable which will be assigned + * the message type of the received message + * @param msg_size Address to uint32_t variable which will be assigned the size + * of the received message + * @param msg Address to char* variable which will be assigned the address of + * the received message. This must be freed using free(). + * + * @return 0 on success, -1 on error reading message, -2 if reading the message + * resulted in EAGAIN, EINTR, or EWOULDBLOCK. + */ +int ipc_read_client(IPCClient *c, IPCMessageType *msg_type, uint32_t *msg_size, + char **msg); + +/** + * Write any pending buffer of the client to the client's socket + * + * @param c Client whose buffer to write + * + * @return Number of bytes written >= 0, -1 otherwise. errno will still be set + * from the write operation. + */ +ssize_t ipc_write_client(IPCClient *c); + +/** + * Prepare a message in the specified client's buffer. + * + * @param c Client to prepare message for + * @param msg_type Type of message to prepare + * @param msg_size Size of the message in bytes. Should not exceed + * MAX_MESSAGE_SIZE + * @param msg Message to prepare (not including header). This pointer can be + * freed after the function invocation. + */ +void ipc_prepare_send_message(IPCClient *c, const IPCMessageType msg_type, + const uint32_t msg_size, const char *msg); + +/** + * Prepare an error message in the specified client's buffer + * + * @param c Client to prepare message for + * @param msg_type Type of message + * @param format Format string following vsprintf + * @param ... Arguments for format string + */ +void ipc_prepare_reply_failure(IPCClient *c, IPCMessageType msg_type, + const char *format, ...); + +/** + * Prepare a success message in the specified client's buffer + * + * @param c Client to prepare message for + * @param msg_type Type of message + */ +void ipc_prepare_reply_success(IPCClient *c, IPCMessageType msg_type); + +/** + * Send a tag_change_event to all subscribers. Should be called only when there + * has been a tag state change. + * + * @param mon_num The index of the monitor (Monitor.num property) + * @param old_state The old tag state + * @param new_state The new (now current) tag state + */ +void ipc_tag_change_event(const int mon_num, TagState old_state, + TagState new_state); + +/** + * Send a client_focus_change_event to all subscribers. Should be called only + * when the client focus changes. + * + * @param mon_num The index of the monitor (Monitor.num property) + * @param old_client The old DWM client selection (Monitor.oldsel) + * @param new_client The new (now current) DWM client selection + */ +void ipc_client_focus_change_event(const int mon_num, Client *old_client, + Client *new_client); + +/** + * Send a layout_change_event to all subscribers. Should be called only + * when there has been a layout change. + * + * @param mon_num The index of the monitor (Monitor.num property) + * @param old_symbol The old layout symbol + * @param old_layout Address to the old Layout + * @param new_symbol The new (now current) layout symbol + * @param new_layout Address to the new Layout + */ +void ipc_layout_change_event(const int mon_num, const char *old_symbol, + const Layout *old_layout, const char *new_symbol, + const Layout *new_layout); + +/** + * Send a monitor_focus_change_event to all subscribers. Should be called only + * when the monitor focus changes. + * + * @param last_mon_num The index of the previously selected monitor + * @param new_mon_num The index of the newly selected monitor + */ +void ipc_monitor_focus_change_event(const int last_mon_num, + const int new_mon_num); + +/** + * Send a focused_title_change_event to all subscribers. Should only be called + * if a selected client has a title change. + * + * @param mon_num Index of the client's monitor + * @param client_id Window XID of client + * @param old_name Old name of the client window + * @param new_name New name of the client window + */ +void ipc_focused_title_change_event(const int mon_num, const Window client_id, + const char *old_name, const char *new_name); + +/** + * Send a focused_state_change_event to all subscribers. Should only be called + * if a selected client has a state change. + * + * @param mon_num Index of the client's monitor + * @param client_id Window XID of client + * @param old_state Old state of the client + * @param new_state New state of the client + */ +void ipc_focused_state_change_event(const int mon_num, const Window client_id, + const ClientState *old_state, + const ClientState *new_state); +/** + * Check to see if an event has occured and call the *_change_event functions + * accordingly + * + * @param mons Address of Monitor pointing to start of linked list + * @param lastselmon Address of pointer to previously selected monitor + * @param selmon Address of selected Monitor + */ +void ipc_send_events(Monitor *mons, Monitor **lastselmon, Monitor *selmon); + +/** + * Handle an epoll event caused by a registered IPC client. Read, process, and + * handle any received messages from clients. Write pending buffer to client if + * the client is ready to receive messages. Drop clients that have sent an + * EPOLLHUP. + * + * @param ev Associated epoll event returned by epoll_wait + * @param mons Address of Monitor pointing to start of linked list + * @param selmon Address of selected Monitor + * @param lastselmon Address of pointer to previously selected monitor + * @param tags Array of tag names + * @param tags_len Length of tags array + * @param layouts Array of available layouts + * @param layouts_len Length of layouts array + * + * @return 0 if event was successfully handled, -1 on any error receiving + * or handling incoming messages or unhandled epoll event. + */ +int ipc_handle_client_epoll_event(struct epoll_event *ev, Monitor *mons, + Monitor **lastselmon, Monitor *selmon, const int tags_len, + const Layout *layouts, const int layouts_len); + +/** + * Handle an epoll event caused by the IPC socket. This function only handles an + * EPOLLIN event indicating a new client requesting to connect to the socket. + * + * @param ev Associated epoll event returned by epoll_wait + * + * @return 0, if the event was successfully handled, -1 if not an EPOLLIN event + * or if a new IPC client connection request could not be accepted. + */ +int ipc_handle_socket_epoll_event(struct epoll_event *ev); + +#endif /* IPC_H_ */ + diff --git a/patch/ipc/util.c b/patch/ipc/util.c new file mode 100644 index 0000000..7ea425e --- /dev/null +++ b/patch/ipc/util.c @@ -0,0 +1,136 @@ +#include +#include + +int +normalizepath(const char *path, char **normal) +{ + size_t len = strlen(path); + *normal = (char *)malloc((len + 1) * sizeof(char)); + const char *walk = path; + const char *match; + size_t newlen = 0; + + while ((match = strchr(walk, '/'))) { + // Copy everything between match and walk + strncpy(*normal + newlen, walk, match - walk); + newlen += match - walk; + walk += match - walk; + + // Skip all repeating slashes + while (*walk == '/') + walk++; + + // If not last character in path + if (walk != path + len) + (*normal)[newlen++] = '/'; + } + + (*normal)[newlen++] = '\0'; + + // Copy remaining path + strcat(*normal, walk); + newlen += strlen(walk); + + *normal = (char *)realloc(*normal, newlen * sizeof(char)); + + return 0; +} + +int +parentdir(const char *path, char **parent) +{ + char *normal; + char *walk; + + normalizepath(path, &normal); + + // Pointer to last '/' + if (!(walk = strrchr(normal, '/'))) { + free(normal); + return -1; + } + + // Get path up to last '/' + size_t len = walk - normal; + *parent = (char *)malloc((len + 1) * sizeof(char)); + + // Copy path up to last '/' + strncpy(*parent, normal, len); + // Add null char + (*parent)[len] = '\0'; + + free(normal); + + return 0; +} + +int +mkdirp(const char *path) +{ + char *normal; + char *walk; + size_t normallen; + + normalizepath(path, &normal); + normallen = strlen(normal); + walk = normal; + + while (walk < normal + normallen + 1) { + // Get length from walk to next / + size_t n = strcspn(walk, "/"); + + // Skip path / + if (n == 0) { + walk++; + continue; + } + + // Length of current path segment + size_t curpathlen = walk - normal + n; + char curpath[curpathlen + 1]; + struct stat s; + + // Copy path segment to stat + strncpy(curpath, normal, curpathlen); + strcpy(curpath + curpathlen, ""); + int res = stat(curpath, &s); + + if (res < 0) { + if (errno == ENOENT) { + DEBUG("Making directory %s\n", curpath); + if (mkdir(curpath, 0700) < 0) { + fprintf(stderr, "Failed to make directory %s\n", curpath); + perror(""); + free(normal); + return -1; + } + } else { + fprintf(stderr, "Error statting directory %s\n", curpath); + perror(""); + free(normal); + return -1; + } + } + + // Continue to next path segment + walk += n; + } + + free(normal); + + return 0; +} + +int +nullterminate(char **str, size_t *len) +{ + if ((*str)[*len - 1] == '\0') + return 0; + + (*len)++; + *str = (char*)realloc(*str, *len * sizeof(char)); + (*str)[*len - 1] = '\0'; + + return 0; +} + diff --git a/patch/ipc/util.h b/patch/ipc/util.h new file mode 100644 index 0000000..8d2a626 --- /dev/null +++ b/patch/ipc/util.h @@ -0,0 +1,5 @@ +int normalizepath(const char *path, char **normal); +int mkdirp(const char *path); +int parentdir(const char *path, char **parent); +int nullterminate(char **str, size_t *len); + diff --git a/patch/ipc/yajl_dumps.c b/patch/ipc/yajl_dumps.c new file mode 100644 index 0000000..b24a429 --- /dev/null +++ b/patch/ipc/yajl_dumps.c @@ -0,0 +1,356 @@ +#include "yajl_dumps.h" + +#include + +int +dump_tag(yajl_gen gen, const char *name, const int tag_mask) +{ + if (!name) + return 0; + + // clang-format off + YMAP( + YSTR("bit_mask"); YINT(tag_mask); + YSTR("name"); YSTR(name); + ) + // clang-format on + return 0; +} + +int +dump_tags(yajl_gen gen, int tags_len) +{ + // clang-format off + YARR( + for (int i = 0; i < tags_len; i++) + dump_tag(gen, tagicon(mons, i), 1 << i); + ) + // clang-format on + + return 0; +} + +int +dump_client(yajl_gen gen, Client *c) +{ + // clang-format off + YMAP( + YSTR("name"); YSTR(c->name); + YSTR("tags"); YINT(c->tags); + YSTR("window_id"); YINT(c->win); + YSTR("monitor_number"); YINT(c->mon->num); + + YSTR("geometry"); YMAP( + YSTR("current"); YMAP ( + YSTR("x"); YINT(c->x); + YSTR("y"); YINT(c->y); + YSTR("width"); YINT(c->w); + YSTR("height"); YINT(c->h); + ) + YSTR("old"); YMAP( + YSTR("x"); YINT(c->oldx); + YSTR("y"); YINT(c->oldy); + YSTR("width"); YINT(c->oldw); + YSTR("height"); YINT(c->oldh); + ) + ) + + YSTR("size_hints"); YMAP( + YSTR("base"); YMAP( + YSTR("width"); YINT(c->basew); + YSTR("height"); YINT(c->baseh); + ) + YSTR("step"); YMAP( + YSTR("width"); YINT(c->incw); + YSTR("height"); YINT(c->inch); + ) + YSTR("max"); YMAP( + YSTR("width"); YINT(c->maxw); + YSTR("height"); YINT(c->maxh); + ) + YSTR("min"); YMAP( + YSTR("width"); YINT(c->minw); + YSTR("height"); YINT(c->minh); + ) + YSTR("aspect_ratio"); YMAP( + YSTR("min"); YDOUBLE(c->mina); + YSTR("max"); YDOUBLE(c->maxa); + ) + ) + + YSTR("border_width"); YMAP( + YSTR("current"); YINT(c->bw); + YSTR("old"); YINT(c->oldbw); + ) + + YSTR("states"); YMAP( + YSTR("is_fixed"); YBOOL(c->isfixed); + YSTR("is_floating"); YBOOL(c->isfloating); + YSTR("is_urgent"); YBOOL(c->isurgent); + YSTR("never_focus"); YBOOL(c->neverfocus); + YSTR("old_state"); YBOOL(c->oldstate); + YSTR("is_fullscreen"); YBOOL(c->isfullscreen); + ) + ) + // clang-format on + + return 0; +} + +int +dump_monitor(yajl_gen gen, Monitor *mon, int is_selected) +{ + // clang-format off + YMAP( + YSTR("master_factor"); YDOUBLE(mon->mfact); + YSTR("num_master"); YINT(mon->nmaster); + YSTR("num"); YINT(mon->num); + YSTR("is_selected"); YBOOL(is_selected); + + YSTR("monitor_geometry"); YMAP( + YSTR("x"); YINT(mon->mx); + YSTR("y"); YINT(mon->my); + YSTR("width"); YINT(mon->mw); + YSTR("height"); YINT(mon->mh); + ) + + YSTR("window_geometry"); YMAP( + YSTR("x"); YINT(mon->wx); + YSTR("y"); YINT(mon->wy); + YSTR("width"); YINT(mon->ww); + YSTR("height"); YINT(mon->wh); + ) + + YSTR("tagset"); YMAP( + YSTR("current"); YINT(mon->tagset[mon->seltags]); + YSTR("old"); YINT(mon->tagset[mon->seltags ^ 1]); + ) + + YSTR("tag_state"); dump_tag_state(gen, mon->tagstate); + + YSTR("clients"); YMAP( + YSTR("selected"); YINT(mon->sel ? mon->sel->win : 0); + YSTR("stack"); YARR( + for (Client* c = mon->stack; c; c = c->snext) + YINT(c->win); + ) + YSTR("all"); YARR( + for (Client* c = mon->clients; c; c = c->next) + YINT(c->win); + ) + ) + + YSTR("layout"); YMAP( + YSTR("symbol"); YMAP( + YSTR("current"); YSTR(mon->ltsymbol); + YSTR("old"); YSTR(mon->lastltsymbol); + ) + YSTR("address"); YMAP( + YSTR("current"); YINT((uintptr_t)mon->lt[mon->sellt]); + YSTR("old"); YINT((uintptr_t)mon->lt[mon->sellt ^ 1]); + ) + ) + + if (mon->bar) { + YSTR("bar"); YMAP( + YSTR("y"); YINT(mon->bar->by); + YSTR("is_shown"); YBOOL(mon->showbar); + YSTR("is_top"); YBOOL(mon->bar->topbar); + YSTR("window_id"); YINT(mon->bar->win); + ) + } + ) + // clang-format on + + return 0; +} + +int +dump_monitors(yajl_gen gen, Monitor *mons, Monitor *selmon) +{ + // clang-format off + YARR( + for (Monitor *mon = mons; mon; mon = mon->next) { + if (mon == selmon) + dump_monitor(gen, mon, 1); + else + dump_monitor(gen, mon, 0); + } + ) + // clang-format on + + return 0; +} + +int +dump_layouts(yajl_gen gen, const Layout layouts[], const int layouts_len) +{ + // clang-format off + YARR( + for (int i = 0; i < layouts_len; i++) { + YMAP( + // Check for a NULL pointer. The cycle layouts patch adds an entry at + // the end of the layouts array with a NULL pointer for the symbol + YSTR("symbol"); YSTR((layouts[i].symbol ? layouts[i].symbol : "")); + YSTR("address"); YINT((uintptr_t)(layouts + i)); + ) + } + ) + // clang-format on + + return 0; +} + +int +dump_tag_state(yajl_gen gen, TagState state) +{ + // clang-format off + YMAP( + YSTR("selected"); YINT(state.selected); + YSTR("occupied"); YINT(state.occupied); + YSTR("urgent"); YINT(state.urgent); + ) + // clang-format on + + return 0; +} + +int +dump_tag_event(yajl_gen gen, int mon_num, TagState old_state, + TagState new_state) +{ + // clang-format off + YMAP( + YSTR("tag_change_event"); YMAP( + YSTR("monitor_number"); YINT(mon_num); + YSTR("old_state"); dump_tag_state(gen, old_state); + YSTR("new_state"); dump_tag_state(gen, new_state); + ) + ) + // clang-format on + + return 0; +} + +int +dump_client_focus_change_event(yajl_gen gen, Client *old_client, + Client *new_client, int mon_num) +{ + // clang-format off + YMAP( + YSTR("client_focus_change_event"); YMAP( + YSTR("monitor_number"); YINT(mon_num); + YSTR("old_win_id"); old_client == NULL ? YNULL() : YINT(old_client->win); + YSTR("new_win_id"); new_client == NULL ? YNULL() : YINT(new_client->win); + ) + ) + // clang-format on + + return 0; +} + +int +dump_layout_change_event(yajl_gen gen, const int mon_num, + const char *old_symbol, const Layout *old_layout, + const char *new_symbol, const Layout *new_layout) +{ + // clang-format off + YMAP( + YSTR("layout_change_event"); YMAP( + YSTR("monitor_number"); YINT(mon_num); + YSTR("old_symbol"); YSTR(old_symbol); + YSTR("old_address"); YINT((uintptr_t)old_layout); + YSTR("new_symbol"); YSTR(new_symbol); + YSTR("new_address"); YINT((uintptr_t)new_layout); + ) + ) + // clang-format on + + return 0; +} + +int +dump_monitor_focus_change_event(yajl_gen gen, const int last_mon_num, + const int new_mon_num) +{ + // clang-format off + YMAP( + YSTR("monitor_focus_change_event"); YMAP( + YSTR("old_monitor_number"); YINT(last_mon_num); + YSTR("new_monitor_number"); YINT(new_mon_num); + ) + ) + // clang-format on + + return 0; +} + +int +dump_focused_title_change_event(yajl_gen gen, const int mon_num, + const Window client_id, const char *old_name, + const char *new_name) +{ + // clang-format off + YMAP( + YSTR("focused_title_change_event"); YMAP( + YSTR("monitor_number"); YINT(mon_num); + YSTR("client_window_id"); YINT(client_id); + YSTR("old_name"); YSTR(old_name); + YSTR("new_name"); YSTR(new_name); + ) + ) + // clang-format on + + return 0; +} + +int +dump_client_state(yajl_gen gen, const ClientState *state) +{ + // clang-format off + YMAP( + YSTR("old_state"); YBOOL(state->oldstate); + YSTR("is_fixed"); YBOOL(state->isfixed); + YSTR("is_floating"); YBOOL(state->isfloating); + YSTR("is_fullscreen"); YBOOL(state->isfullscreen); + YSTR("is_urgent"); YBOOL(state->isurgent); + YSTR("never_focus"); YBOOL(state->neverfocus); + ) + // clang-format on + + return 0; +} + +int +dump_focused_state_change_event(yajl_gen gen, const int mon_num, + const Window client_id, + const ClientState *old_state, + const ClientState *new_state) +{ + // clang-format off + YMAP( + YSTR("focused_state_change_event"); YMAP( + YSTR("monitor_number"); YINT(mon_num); + YSTR("client_window_id"); YINT(client_id); + YSTR("old_state"); dump_client_state(gen, old_state); + YSTR("new_state"); dump_client_state(gen, new_state); + ) + ) + // clang-format on + + return 0; +} + +int +dump_error_message(yajl_gen gen, const char *reason) +{ + // clang-format off + YMAP( + YSTR("result"); YSTR("error"); + YSTR("reason"); YSTR(reason); + ) + // clang-format on + + return 0; +} + diff --git a/patch/ipc/yajl_dumps.h b/patch/ipc/yajl_dumps.h new file mode 100644 index 0000000..bb57a17 --- /dev/null +++ b/patch/ipc/yajl_dumps.h @@ -0,0 +1,66 @@ +#ifndef YAJL_DUMPS_H_ +#define YAJL_DUMPS_H_ + +#include +#include + +#define YSTR(str) yajl_gen_string(gen, (unsigned char *)str, strlen(str)) +#define YINT(num) yajl_gen_integer(gen, num) +#define YDOUBLE(num) yajl_gen_double(gen, num) +#define YBOOL(v) yajl_gen_bool(gen, v) +#define YNULL() yajl_gen_null(gen) +#define YARR(body) \ + { \ + yajl_gen_array_open(gen); \ + body; \ + yajl_gen_array_close(gen); \ + } +#define YMAP(body) \ + { \ + yajl_gen_map_open(gen); \ + body; \ + yajl_gen_map_close(gen); \ + } + +int dump_tag(yajl_gen gen, const char *name, const int tag_mask); + +int dump_tags(yajl_gen gen, int tags_len); + +int dump_client(yajl_gen gen, Client *c); + +int dump_monitor(yajl_gen gen, Monitor *mon, int is_selected); + +int dump_monitors(yajl_gen gen, Monitor *mons, Monitor *selmon); + +int dump_layouts(yajl_gen gen, const Layout layouts[], const int layouts_len); + +int dump_tag_state(yajl_gen gen, TagState state); + +int dump_tag_event(yajl_gen gen, int mon_num, TagState old_state, + TagState new_state); + +int dump_client_focus_change_event(yajl_gen gen, Client *old_client, + Client *new_client, int mon_num); + +int dump_layout_change_event(yajl_gen gen, const int mon_num, + const char *old_symbol, const Layout *old_layout, + const char *new_symbol, const Layout *new_layout); + +int dump_monitor_focus_change_event(yajl_gen gen, const int last_mon_num, + const int new_mon_num); + +int dump_focused_title_change_event(yajl_gen gen, const int mon_num, + const Window client_id, + const char *old_name, const char *new_name); + +int dump_client_state(yajl_gen gen, const ClientState *state); + +int dump_focused_state_change_event(yajl_gen gen, const int mon_num, + const Window client_id, + const ClientState *old_state, + const ClientState *new_state); + +int dump_error_message(yajl_gen gen, const char *reason); + +#endif // YAJL_DUMPS_H_ + diff --git a/patch/layout_facts.c b/patch/layout_facts.c new file mode 100644 index 0000000..d9f7363 --- /dev/null +++ b/patch/layout_facts.c @@ -0,0 +1,26 @@ +void +getfacts(Monitor *m, int msize, int ssize, float *mf, float *sf, int *mr, int *sr) +{ + unsigned int n; + float mfacts = 0, sfacts = 0; + int mtotal = 0, stotal = 0; + Client *c; + + for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++) + if (n < m->nmaster) + mfacts += c->cfact; + else + sfacts += c->cfact; + + for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++) + if (n < m->nmaster) + mtotal += msize * (c->cfact / mfacts); + else + stotal += ssize * (c->cfact / sfacts); + + *mf = mfacts; // total factor of master area + *sf = sfacts; // total factor of stack area + *mr = msize - mtotal; // the remainder (rest) of pixels after a cfacts master split + *sr = ssize - stotal; // the remainder (rest) of pixels after a cfacts stack split +} + diff --git a/patch/layout_fibonacci.c b/patch/layout_fibonacci.c new file mode 100644 index 0000000..b704ced --- /dev/null +++ b/patch/layout_fibonacci.c @@ -0,0 +1,92 @@ +void +fibonacci(Monitor *m, int s) +{ + unsigned int i, n; + int nx, ny, nw, nh; + int nv, hrest = 0, wrest = 0, r = 1; + Client *c; + + for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++); + if (n == 0) + return; + + nx = m->wx; + ny = m->wy; + nw = m->ww; + nh = m->wh; + + for (i = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next)) { + if (r) { + if ((i % 2 && nh / 2 <= (bh + 2*c->bw)) + || (!(i % 2) && nw / 2 <= (bh + 2*c->bw))) { + r = 0; + } + if (r && i < n - 1) { + if (i % 2) { + nv = nh / 2; + hrest = nh - 2*nv; + nh = nv; + } else { + nv = nw / 2; + wrest = nw - 2*nv; + nw = nv; + } + + if ((i % 4) == 2 && !s) + nx += nw; + else if ((i % 4) == 3 && !s) + ny += nh; + } + + if ((i % 4) == 0) { + if (s) { + ny += nh; + nh += hrest; + } + else { + nh -= hrest; + ny -= nh; + } + } + else if ((i % 4) == 1) { + nx += nw; + nw += wrest; + } + else if ((i % 4) == 2) { + ny += nh; + nh += hrest; + if (i < n - 1) + nw += wrest; + } + else if ((i % 4) == 3) { + if (s) { + nx += nw; + nw -= wrest; + } else { + nw -= wrest; + nx -= nw; + nh += hrest; + } + } + if (i == 0) { + if (n != 1) { + nw = m->ww - m->ww * (1 - m->mfact); + wrest = 0; + } + ny = m->wy; + } + else if (i == 1) + nw = m->ww - nw; + i++; + } + + resize(c, nx, ny, nw - (2*c->bw), nh - (2*c->bw), False); + } +} + +static void +dwindle(Monitor *m) +{ + fibonacci(m, 1); +} + diff --git a/patch/layout_fibonacci.h b/patch/layout_fibonacci.h new file mode 100644 index 0000000..f13f77f --- /dev/null +++ b/patch/layout_fibonacci.h @@ -0,0 +1,3 @@ +static void dwindle(Monitor *m); +static void fibonacci(Monitor *m, int s); + diff --git a/patch/layout_monocle.c b/patch/layout_monocle.c new file mode 100644 index 0000000..4b3516c --- /dev/null +++ b/patch/layout_monocle.c @@ -0,0 +1,15 @@ +void +monocle(Monitor *m) +{ + unsigned int n = 0; + Client *c; + + for (c = m->clients; c; c = c->next) + if (ISVISIBLE(c)) + n++; + if (n > 0) /* override layout symbol */ + snprintf(m->ltsymbol, sizeof m->ltsymbol, "[%d]", n); + for (c = nexttiled(m->clients); c; c = nexttiled(c->next)) + resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw, 0); +} + diff --git a/patch/layout_monocle.h b/patch/layout_monocle.h new file mode 100644 index 0000000..f32e49f --- /dev/null +++ b/patch/layout_monocle.h @@ -0,0 +1,2 @@ +static void monocle(Monitor *m); + diff --git a/patch/layout_tile.c b/patch/layout_tile.c new file mode 100644 index 0000000..22e7ad9 --- /dev/null +++ b/patch/layout_tile.c @@ -0,0 +1,38 @@ +static void +tile(Monitor *m) +{ + unsigned int i, n; + int mx = 0, my = 0, mh = 0, mw = 0; + int sx = 0, sy = 0, sh = 0, sw = 0; + float mfacts, sfacts; + int mrest, srest; + Client *c; + + for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++); + + if (n == 0) + return; + + sx = mx = m->wx; + sy = my = m->wy; + sh = mh = m->wh; + sw = mw = m->ww; + + if (m->nmaster && n > m->nmaster) { + sw = mw * (1 - m->mfact); + mw = mw * m->mfact; + sx = mx + mw; + } + + getfacts(m, mh, sh, &mfacts, &sfacts, &mrest, &srest); + + for (i = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++) + if (i < m->nmaster) { + resize(c, mx, my, mw - (2*c->bw), (mh / mfacts) * c->cfact + (i < mrest ? 1 : 0) - (2*c->bw), 0); + my += HEIGHT(c); + } else { + resize(c, sx, sy, sw - (2*c->bw), (sh / sfacts) * c->cfact + ((i - m->nmaster) < srest ? 1 : 0) - (2*c->bw), 0); + sy += HEIGHT(c); + } +} + diff --git a/patch/layout_tile.h b/patch/layout_tile.h new file mode 100644 index 0000000..4aff634 --- /dev/null +++ b/patch/layout_tile.h @@ -0,0 +1,2 @@ +static void tile(Monitor *m); + diff --git a/patch/movestack.c b/patch/movestack.c new file mode 100644 index 0000000..fe97f1d --- /dev/null +++ b/patch/movestack.c @@ -0,0 +1,51 @@ +void +movestack(const Arg *arg) +{ + Client *c = NULL, *p = NULL, *pc = NULL, *i; + if (arg->i > 0) { + if (!selmon->sel) + return; + /* find the client after selmon->sel */ + for (c = selmon->sel->next; c && (!ISVISIBLE(c) || c->isfloating); c = c->next); + if (!c) + for (c = selmon->clients; c && (!ISVISIBLE(c) || c->isfloating); c = c->next); + } + else { + /* find the client before selmon->sel */ + for (i = selmon->clients; i != selmon->sel; i = i->next) + if(ISVISIBLE(i) && !i->isfloating) + c = i; + if (!c) + for (; i; i = i->next) + if (ISVISIBLE(i) && !i->isfloating) + c = i; + } + + /* find the client before selmon->sel and c */ + for (i = selmon->clients; i && (!p || !pc); i = i->next) { + if (i->next == selmon->sel) + p = i; + if (i->next == c) + pc = i; + } + + /* swap c and selmon->sel selmon->clients in the selmon->clients list */ + if (c && c != selmon->sel) { + Client *temp = selmon->sel->next==c?selmon->sel:selmon->sel->next; + selmon->sel->next = c->next==selmon->sel?c:c->next; + c->next = temp; + + if (p && p != c) + p->next = c; + if (pc && pc != selmon->sel) + pc->next = selmon->sel; + + if (selmon->sel == selmon->clients) + selmon->clients = c; + else if (c == selmon->clients) + selmon->clients = selmon->sel; + + arrange(selmon); + } +} + diff --git a/patch/movestack.h b/patch/movestack.h new file mode 100644 index 0000000..25f198f --- /dev/null +++ b/patch/movestack.h @@ -0,0 +1,2 @@ +static void movestack(const Arg *arg); + diff --git a/patch/pertag.c b/patch/pertag.c new file mode 100644 index 0000000..fed3283 --- /dev/null +++ b/patch/pertag.c @@ -0,0 +1,31 @@ +struct Pertag { + unsigned int curtag; /* current tag index */ + int nmasters[NUMTAGS + 1]; /* number of windows in master area */ + const Layout *ltidxs[NUMTAGS + 1][2]; /* matrix of tags and layouts indexes */ + float mfacts[NUMTAGS + 1]; /* mfacts per tag */ + unsigned int sellts[NUMTAGS + 1]; /* selected layouts */ + int showbars[NUMTAGS + 1]; /* display bar for the current tag */ +}; + +void +pertagview(const Arg *arg) +{ + int i; + + if (arg->ui == ~0) + selmon->pertag->curtag = 0; + else { + for (i = 0; !(selmon->tagset[selmon->seltags] & 1 << i); i++); + selmon->pertag->curtag = i + 1; + } + + selmon->nmaster = selmon->pertag->nmasters[selmon->pertag->curtag]; + selmon->mfact = selmon->pertag->mfacts[selmon->pertag->curtag]; + selmon->sellt = selmon->pertag->sellts[selmon->pertag->curtag]; + selmon->lt[selmon->sellt] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt]; + selmon->lt[selmon->sellt^1] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt^1]; + + if (selmon->showbar != selmon->pertag->showbars[selmon->pertag->curtag]) + togglebar(NULL); +} + diff --git a/patch/pertag.h b/patch/pertag.h new file mode 100644 index 0000000..5c53ac9 --- /dev/null +++ b/patch/pertag.h @@ -0,0 +1,2 @@ +static void pertagview(const Arg *arg); + diff --git a/patch/renamed_scratchpads.c b/patch/renamed_scratchpads.c new file mode 100644 index 0000000..8eb5c9a --- /dev/null +++ b/patch/renamed_scratchpads.c @@ -0,0 +1,136 @@ +void +removescratch(const Arg *arg) +{ + Client *c = selmon->sel; + if (!c) + return; + c->scratchkey = 0; +} + +void +setscratch(const Arg *arg) +{ + Client *c = selmon->sel; + if (!c) + return; + + c->scratchkey = ((char**)arg->v)[0][0]; +} + +void +togglescratch(const Arg *arg) +{ + Client *c, *next, *last = NULL, *found = NULL, *monclients = NULL; + Monitor *mon; + int scratchvisible = 0; // whether the scratchpads are currently visible or not + int multimonscratch = 0; // whether we have scratchpads that are placed on multiple monitors + int scratchmon = -1; // the monitor where the scratchpads exist + int numscratchpads = 0; // count of scratchpads + + /* Looping through monitors and client's twice, the first time to work out whether we need + to move clients across from one monitor to another or not */ + for (mon = mons; mon; mon = mon->next) + for (c = mon->clients; c; c = c->next) { + if (c->scratchkey != ((char**)arg->v)[0][0]) + continue; + if (scratchmon != -1 && scratchmon != mon->num) + multimonscratch = 1; + if (c->mon->tagset[c->mon->seltags] & c->tags) // && !HIDDEN(c) + ++scratchvisible; + scratchmon = mon->num; + ++numscratchpads; + } + + /* Now for the real deal. The logic should go like: + - hidden scratchpads will be shown + - shown scratchpads will be hidden, unless they are being moved to the current monitor + - the scratchpads will be moved to the current monitor if they all reside on the same monitor + - multiple scratchpads residing on separate monitors will be left in place + */ + for (mon = mons; mon; mon = mon->next) { + for (c = mon->stack; c; c = next) { + next = c->snext; + if (c->scratchkey != ((char**)arg->v)[0][0]) + continue; + + /* unhide scratchpad if hidden */ + if (HIDDEN(c)) { + XMapWindow(dpy, c->win); + setclientstate(c, NormalState); + } + + /* Record the first found scratchpad client for focus purposes, but prioritise the + scratchpad on the current monitor if one exists */ + if (!found || (mon == selmon && found->mon != selmon)) + found = c; + + /* If scratchpad clients reside on another monitor and we are moving them across then + as we are looping through monitors we could be moving a client to a monitor that has + not been processed yet, hence we could be processing a scratchpad twice. To avoid + this we detach them and add them to a temporary list (monclients) which is to be + processed later. */ + if (!multimonscratch && c->mon != selmon) { + detach(c); + detachstack(c); + c->next = NULL; + /* Note that we are adding clients at the end of the list, this is to preserve the + order of clients as they were on the adjacent monitor (relevant when tiled) */ + if (last) + last = last->next = c; + else + last = monclients = c; + } else if (scratchvisible == numscratchpads) { + c->tags = 0; + } else { + XSetWindowBorder(dpy, c->win, scheme[SchemeScratchNorm][ColBorder].pixel); + c->tags = c->mon->tagset[c->mon->seltags]; + if (c->isfloating) + XRaiseWindow(dpy, c->win); + } + } + } + + /* Attach moved scratchpad clients on the selected monitor */ + for (c = monclients; c; c = next) { + next = c->next; + mon = c->mon; + c->mon = selmon; + c->tags = selmon->tagset[selmon->seltags]; + /* Attach scratchpad clients from other monitors at the bottom of the stack */ + if (selmon->clients) { + for (last = selmon->clients; last && last->next; last = last->next); + last->next = c; + } else + selmon->clients = c; + c->next = NULL; + attachstack(c); + + /* Center floating scratchpad windows when moved from one monitor to another */ + if (c->isfloating) { + if (c->w > selmon->ww) + c->w = selmon->ww - c->bw * 2; + if (c->h > selmon->wh) + c->h = selmon->wh - c->bw * 2; + + if (numscratchpads > 1) { + c->x = c->mon->wx + (c->x - mon->wx) * ((double)(abs(c->mon->ww - WIDTH(c))) / MAX(abs(mon->ww - WIDTH(c)), 1)); + c->y = c->mon->wy + (c->y - mon->wy) * ((double)(abs(c->mon->wh - HEIGHT(c))) / MAX(abs(mon->wh - HEIGHT(c)), 1)); + } else if (c->x < c->mon->mx || c->x > c->mon->mx + c->mon->mw || + c->y < c->mon->my || c->y > c->mon->my + c->mon->mh) { + c->x = c->mon->wx + (c->mon->ww / 2 - WIDTH(c) / 2); + c->y = c->mon->wy + (c->mon->wh / 2 - HEIGHT(c) / 2); + } + resizeclient(c, c->x, c->y, c->w, c->h); + XRaiseWindow(dpy, c->win); + } + } + + if (found) { + focus(ISVISIBLE(found) ? found : NULL); + arrange(NULL); + if (found->isfloating) + XRaiseWindow(dpy, found->win); + } else { + spawn(&(Arg){ .v = (const void *)(((char * const *)arg->v) + 1) }); + } +} diff --git a/patch/renamed_scratchpads.h b/patch/renamed_scratchpads.h new file mode 100644 index 0000000..bbff93c --- /dev/null +++ b/patch/renamed_scratchpads.h @@ -0,0 +1,3 @@ +static void removescratch(const Arg *arg); +static void setscratch(const Arg *arg); +static void togglescratch(const Arg *arg); diff --git a/patch/restartsig.c b/patch/restartsig.c new file mode 100644 index 0000000..adb61b5 --- /dev/null +++ b/patch/restartsig.c @@ -0,0 +1,16 @@ +static int restart = 0; + +void +sighup(int unused) +{ + Arg a = {.i = 1}; + quit(&a); +} + +void +sigterm(int unused) +{ + Arg a = {.i = 0}; + quit(&a); +} + diff --git a/patch/restartsig.h b/patch/restartsig.h new file mode 100644 index 0000000..b16975b --- /dev/null +++ b/patch/restartsig.h @@ -0,0 +1,3 @@ +static void sighup(int unused); +static void sigterm(int unused); + diff --git a/patch/swallow.c b/patch/swallow.c new file mode 100644 index 0000000..9239ccb --- /dev/null +++ b/patch/swallow.c @@ -0,0 +1,217 @@ +#include +#include +#ifdef __OpenBSD__ +#include +#include +#endif /* __OpenBSD__ */ + +static int scanner; +static xcb_connection_t *xcon; + +int +swallow(Client *p, Client *c) +{ + Client *s; + XWindowChanges wc; + + if (c->noswallow > 0 || c->isterminal) + return 0; + if (c->noswallow < 0 && !swallowfloating && c->isfloating) + return 0; + + XMapWindow(dpy, c->win); + + detach(c); + detachstack(c); + + setclientstate(c, WithdrawnState); + XUnmapWindow(dpy, p->win); + + p->swallowing = c; + c->mon = p->mon; + + Window w = p->win; + p->win = c->win; + c->win = w; + + XChangeProperty(dpy, c->win, netatom[NetClientList], XA_WINDOW, 32, PropModeReplace, + (unsigned char *) &(p->win), 1); + + updateicon(p); + updatetitle(p); + s = scanner ? c : p; + setfloatinghint(s); + + wc.border_width = p->bw; + XConfigureWindow(dpy, p->win, CWBorderWidth, &wc); + XMoveResizeWindow(dpy, p->win, s->x, s->y, s->w, s->h); + + XSetWindowBorder(dpy, p->win, scheme[SchemeNorm][ColBorder].pixel); + + arrange(p->mon); + configure(p); + updateclientlist(); + + return 1; +} + +void +unswallow(Client *c) +{ + XWindowChanges wc; + c->win = c->swallowing->win; + + free(c->swallowing); + c->swallowing = NULL; + + XDeleteProperty(dpy, c->win, netatom[NetClientList]); + + /* unfullscreen the client */ + setfullscreen(c, 0); + updateicon(c); + updatetitle(c); + arrange(c->mon); + XMapWindow(dpy, c->win); + + wc.border_width = c->bw; + XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); + XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); + XSetWindowBorder(dpy, c->win, scheme[SchemeNorm][ColBorder].pixel); + + setfloatinghint(c); + setclientstate(c, NormalState); + arrange(c->mon); + focus(NULL); +} + +pid_t +winpid(Window w) +{ + pid_t result = 0; + + #ifdef __linux__ + xcb_res_client_id_spec_t spec = {0}; + spec.client = w; + spec.mask = XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID; + + xcb_generic_error_t *e = NULL; + xcb_res_query_client_ids_cookie_t c = xcb_res_query_client_ids(xcon, 1, &spec); + xcb_res_query_client_ids_reply_t *r = xcb_res_query_client_ids_reply(xcon, c, &e); + + if (!r) + return (pid_t)0; + + xcb_res_client_id_value_iterator_t i = xcb_res_query_client_ids_ids_iterator(r); + for (; i.rem; xcb_res_client_id_value_next(&i)) { + spec = i.data->spec; + if (spec.mask & XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID) { + uint32_t *t = xcb_res_client_id_value_value(i.data); + result = *t; + break; + } + } + + free(r); + + if (result == (pid_t)-1) + result = 0; + + #endif /* __linux__ */ + #ifdef __OpenBSD__ + Atom type; + int format; + unsigned long len, bytes; + unsigned char *prop; + pid_t ret; + + if (XGetWindowProperty(dpy, w, XInternAtom(dpy, "_NET_WM_PID", 1), 0, 1, False, AnyPropertyType, &type, &format, &len, &bytes, &prop) != Success || !prop) + return 0; + + ret = *(pid_t*)prop; + XFree(prop); + result = ret; + #endif /* __OpenBSD__ */ + + return result; +} + +pid_t +getparentprocess(pid_t p) +{ + unsigned int v = 0; + +#ifdef __linux__ + FILE *f; + char buf[256]; + snprintf(buf, sizeof(buf) - 1, "/proc/%u/stat", (unsigned)p); + + if (!(f = fopen(buf, "r"))) + return (pid_t)0; + + if (fscanf(f, "%*u %*s %*c %u", (unsigned *)&v) != 1) + v = (pid_t)0; + fclose(f); +#endif /* __linux__ */ +#ifdef __OpenBSD__ + int n; + kvm_t *kd; + struct kinfo_proc *kp; + + kd = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, NULL); + if (!kd) + return 0; + + kp = kvm_getprocs(kd, KERN_PROC_PID, p, sizeof(*kp), &n); + v = kp->p_ppid; +#endif /* __OpenBSD__ */ + return (pid_t)v; +} + +int +isdescprocess(pid_t p, pid_t c) +{ + while (p != c && c != 0) + c = getparentprocess(c); + + return (int)c; +} + +Client * +termforwin(const Client *w) +{ + Client *c; + Monitor *m; + + if (!w->pid || w->isterminal) + return NULL; + + c = selmon->sel; + if (c && c->isterminal && !c->swallowing && c->pid && isdescprocess(c->pid, w->pid)) + return c; + + for (m = mons; m; m = m->next) { + for (c = m->clients; c; c = c->next) { + if (c->isterminal && !c->swallowing && c->pid && isdescprocess(c->pid, w->pid)) + return c; + } + } + + return NULL; +} + +Client * +swallowingclient(Window w) +{ + Client *c; + Monitor *m; + + for (m = mons; m; m = m->next) { + for (c = m->clients; c; c = c->next) { + if (c->swallowing && c->swallowing->win == w) + return c; + } + } + + return NULL; +} + diff --git a/patch/swallow.h b/patch/swallow.h new file mode 100644 index 0000000..529fea9 --- /dev/null +++ b/patch/swallow.h @@ -0,0 +1,8 @@ +static pid_t getparentprocess(pid_t p); +static int isdescprocess(pid_t p, pid_t c); +static int swallow(Client *p, Client *c); +static Client *swallowingclient(Window w); +static Client *termforwin(const Client *c); +static void unswallow(Client *c); +static pid_t winpid(Window w); + diff --git a/transient.c b/transient.c new file mode 100644 index 0000000..158460f --- /dev/null +++ b/transient.c @@ -0,0 +1,43 @@ +/* cc transient.c -o transient -lX11 */ + +#include +#include +#include +#include + +int main(void) { + Display *d; + Window r, f, t = None; + XSizeHints h; + XEvent e; + + d = XOpenDisplay(NULL); + if (!d) + exit(1); + r = DefaultRootWindow(d); + + f = XCreateSimpleWindow(d, r, 100, 100, 400, 400, 0, 0, 0); + h.min_width = h.max_width = h.min_height = h.max_height = 400; + h.flags = PMinSize | PMaxSize; + XSetWMNormalHints(d, f, &h); + XStoreName(d, f, "floating"); + XMapWindow(d, f); + + XSelectInput(d, f, ExposureMask); + while (1) { + XNextEvent(d, &e); + + if (t == None) { + sleep(5); + t = XCreateSimpleWindow(d, r, 50, 50, 100, 100, 0, 0, 0); + XSetTransientForHint(d, t, f); + XStoreName(d, t, "transient"); + XMapWindow(d, t); + XSelectInput(d, t, ExposureMask); + } + } + + XCloseDisplay(d); + exit(0); +} + diff --git a/util.c b/util.c new file mode 100644 index 0000000..0cdc035 --- /dev/null +++ b/util.c @@ -0,0 +1,36 @@ +/* See LICENSE file for copyright and license details. */ +#include +#include +#include +#include +#include + +#include "util.h" + +void +die(const char *fmt, ...) +{ + va_list ap; + int saved_errno; + + saved_errno = errno; + va_start(ap, fmt); + vfprintf(stderr, fmt, ap); + va_end(ap); + + if (fmt[0] && fmt[strlen(fmt)-1] == ':') + fprintf(stderr, " %s", strerror(saved_errno)); + fputc('\n', stderr); + + exit(1); +} + +void * +ecalloc(size_t nmemb, size_t size) +{ + void *p; + + if (!(p = calloc(nmemb, size))) + die("calloc:"); + return p; +} diff --git a/util.h b/util.h new file mode 100644 index 0000000..72ba202 --- /dev/null +++ b/util.h @@ -0,0 +1,20 @@ +/* See LICENSE file for copyright and license details. */ + +#ifndef MAX +#define MAX(A, B) ((A) > (B) ? (A) : (B)) +#endif +#ifndef MIN +#define MIN(A, B) ((A) < (B) ? 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