add rule for discord

config.def.h

@@ -104,6 +104,9 @@ static Key keys[] = {
 	{ MODKEY,                       XK_period, focusmon,       {.i = +1 } },
 	{ MODKEY|ShiftMask,             XK_comma,  tagmon,         {.i = -1 } },
 	{ MODKEY|ShiftMask,             XK_period, tagmon,         {.i = +1 } },
+	{ MODKEY,                       XK_minus,  setgaps,        {.i = -1 } },
+	{ MODKEY,                       XK_equal,  setgaps,        {.i = +1 } },
+	{ MODKEY|ShiftMask,             XK_equal,  setgaps,        {.i = 0  } },
 	TAGKEYS(                        XK_1,                      0)
 	TAGKEYS(                        XK_2,                      1)
 	TAGKEYS(                        XK_3,                      2)

config.def.h.orig

@@ -0,0 +1,135 @@
+/* See LICENSE file for copyright and license details. */
+
+/* appearance */
+static unsigned int borderpx  = 1;        /* border pixel of windows */
+static unsigned int snap      = 32;       /* snap pixel */
+static int showbar            = 1;        /* 0 means no bar */
+static int topbar             = 1;        /* 0 means bottom bar */
+static const char *fonts[]          = { "monospace:size=10" };
+static const char dmenufont[]       = "monospace:size=10";
+static char normbgcolor[]           = "#222222";
+static char normbordercolor[]       = "#444444";
+static char normfgcolor[]           = "#bbbbbb";
+static char selfgcolor[]            = "#eeeeee";
+static char selbordercolor[]        = "#005577";
+static char selbgcolor[]            = "#005577";
+static char *colors[][3] = {
+       /*               fg           bg           border   */
+       [SchemeNorm] = { normfgcolor, normbgcolor, normbordercolor },
+       [SchemeSel]  = { selfgcolor,  selbgcolor,  selbordercolor  },
+};
+
+/* tagging */
+static const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };
+
+static const Rule rules[] = {
+	/* xprop(1):
+	 *	WM_CLASS(STRING) = instance, class
+	 *	WM_NAME(STRING) = title
+	 */
+	/* class      instance    title       tags mask     isfloating   monitor */
+	{ "Gimp",     NULL,       NULL,       0,            1,           -1 },
+	{ "Firefox",  NULL,       NULL,       1 << 8,       0,           -1 },
+};
+
+/* layout(s) */
+static float mfact     = 0.55; /* factor of master area size [0.05..0.95] */
+static int nmaster     = 1;    /* number of clients in master area */
+static int resizehints = 1;    /* 1 means respect size hints in tiled resizals */
+
+static const Layout layouts[] = {
+	/* symbol     arrange function */
+	{ "[]=",      tile },    /* first entry is default */
+	{ "><>",      NULL },    /* no layout function means floating behavior */
+	{ "[M]",      monocle },
+};
+
+/* key definitions */
+#define MODKEY Mod1Mask
+#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} },
+
+/* helper for spawning shell commands in the pre dwm-5.0 fashion */
+#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }
+
+/* commands */
+static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn() */
+static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", normbgcolor, "-nf", normfgcolor, "-sb", selbordercolor, "-sf", selfgcolor, NULL };
+static const char *termcmd[]  = { "st", NULL };
+
+/*
+ * Xresources preferences to load at startup
+ */
+ResourcePref resources[] = {
+		{ "normbgcolor",        STRING,  &normbgcolor },
+		{ "normbordercolor",    STRING,  &normbordercolor },
+		{ "normfgcolor",        STRING,  &normfgcolor },
+		{ "selbgcolor",         STRING,  &selbgcolor },
+		{ "selbordercolor",     STRING,  &selbordercolor },
+		{ "selfgcolor",         STRING,  &selfgcolor },
+		{ "borderpx",          	INTEGER, &borderpx },
+		{ "snap",          		INTEGER, &snap },
+		{ "showbar",          	INTEGER, &showbar },
+		{ "topbar",          	INTEGER, &topbar },
+		{ "nmaster",          	INTEGER, &nmaster },
+		{ "resizehints",       	INTEGER, &resizehints },
+		{ "mfact",      	 	FLOAT,   &mfact },
+};
+
+static Key keys[] = {
+	/* modifier                     key        function        argument */
+	{ MODKEY,                       XK_p,      spawn,          {.v = dmenucmd } },
+	{ MODKEY|ShiftMask,             XK_Return, spawn,          {.v = termcmd } },
+	{ 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} },
+	{ MODKEY,                       XK_Tab,    view,           {0} },
+	{ MODKEY|ShiftMask,             XK_c,      killclient,     {0} },
+	{ 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_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 } },
+	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)
+	{ MODKEY|ShiftMask,             XK_q,      quit,           {0} },
+};
+
+/* button definitions */
+/* click can be ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */
+static Button buttons[] = {
+	/* click                event mask      button          function        argument */
+	{ ClkLtSymbol,          0,              Button1,        setlayout,      {0} },
+	{ ClkLtSymbol,          0,              Button3,        setlayout,      {.v = &layouts[2]} },
+	{ 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} },
+	{ ClkTagBar,            0,              Button1,        view,           {0} },
+	{ ClkTagBar,            0,              Button3,        toggleview,     {0} },
+	{ ClkTagBar,            MODKEY,         Button1,        tag,            {0} },
+	{ ClkTagBar,            MODKEY,         Button3,        toggletag,      {0} },
+};
+

config.def.h.rej

@@ -0,0 +1,10 @@
+--- config.def.h
++++ config.def.h
+@@ -2,6 +2,7 @@
+ 
+ /* appearance */
+ static const unsigned int borderpx  = 1;        /* border pixel of windows */
++static const unsigned int gappx     = 5;        /* gaps between windows */
+ static const unsigned int snap      = 32;       /* snap pixel */
+ static const int showbar            = 1;        /* 0 means no bar */
+ static const int topbar             = 1;        /* 0 means bottom bar */

config.h

@@ -2,6 +2,7 @@
 
 /* appearance */
 static unsigned int borderpx  = 1;        /* border pixel of windows */
+static const unsigned int gappx     = 10;        /* gaps between windows */
 static unsigned int snap      = 32;       /* snap pixel */
 static int showbar            = 1;        /* 0 means no bar */
 static int topbar             = 1;        /* 0 means bottom bar */
@@ -28,8 +29,7 @@ static const Rule rules[] = {
 	 *	WM_NAME(STRING) = title
 	 */
 	/* class      instance    title       tags mask     isfloating   monitor */
-	{ "Gimp",     NULL,       NULL,       0,            1,           -1 },
+	{ "discord",  NULL,       NULL,       1 << 5,       0,           -1 },
-	{ "Firefox",  NULL,       NULL,       1 << 8,       0,           -1 },
 };
 
 /* layout(s) */

dwm.c

@@ -122,6 +122,7 @@ struct Monitor {
 	int by;               /* bar geometry */
 	int mx, my, mw, mh;   /* screen size */
 	int wx, wy, ww, wh;   /* window area  */
+	int gappx;            /* gaps between windows */
 	unsigned int seltags;
 	unsigned int sellt;
 	unsigned int tagset[2];
@@ -218,6 +219,7 @@ 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 setgaps(const Arg *arg);
 static void setlayout(const Arg *arg);
 static void setmfact(const Arg *arg);
 static void setup(void);
@@ -674,6 +676,7 @@ createmon(void)
 	m->nmaster = nmaster;
 	m->showbar = showbar;
 	m->topbar = topbar;
+	m->gappx = gappx;
 	m->lt[0] = &layouts[0];
 	m->lt[1] = &layouts[1 % LENGTH(layouts)];
 	strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol);
@@ -1620,6 +1623,16 @@ setfullscreen(Client *c, int fullscreen)
 	}
 }
 
+void
+setgaps(const Arg *arg)
+{
+	if ((arg->i == 0) || (selmon->gappx + arg->i < 0))
+		selmon->gappx = 0;
+	else
+		selmon->gappx += arg->i;
+	arrange(selmon);
+}
+
 void
 setlayout(const Arg *arg)
 {
@@ -1806,16 +1819,16 @@ tile(Monitor *m)
 	if (n > m->nmaster)
 		mw = m->nmaster ? m->ww * m->mfact : 0;
 	else
-		mw = m->ww;
+		mw = m->ww - m->gappx;
-	for (i = my = ty = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
+	for (i = 0, my = ty = m->gappx, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
 		if (i < m->nmaster) {
-			h = (m->wh - my) / (MIN(n, m->nmaster) - i);
+			h = (m->wh - my) / (MIN(n, m->nmaster) - i) - m->gappx;
-			resize(c, m->wx, m->wy + my, mw - (2*c->bw), h - (2*c->bw), 0);
+			resize(c, m->wx + m->gappx, m->wy + my, mw - (2*c->bw) - m->gappx, h - (2*c->bw), 0);
-			my += HEIGHT(c);
+			my += HEIGHT(c) + m->gappx;
 		} else {
-			h = (m->wh - ty) / (n - i);
+			h = (m->wh - ty) / (n - i) - m->gappx;
-			resize(c, m->wx + mw, m->wy + ty, m->ww - mw - (2*c->bw), h - (2*c->bw), 0);
+			resize(c, m->wx + mw + m->gappx, m->wy + ty, m->ww - mw - (2*c->bw) - 2*m->gappx, h - (2*c->bw), 0);
-			ty += HEIGHT(c);
+			ty += HEIGHT(c) + m->gappx;
 		}
 }
 

dwm.c.orig

@@ -37,6 +37,7 @@
 #include <X11/Xlib.h>
 #include <X11/Xproto.h>
 #include <X11/Xutil.h>
+#include <X11/Xresource.h>
 #ifdef XINERAMA
 #include <X11/extensions/Xinerama.h>
 #endif /* XINERAMA */
@@ -143,6 +144,19 @@ typedef struct {
 	int monitor;
 } Rule;
 
+/* Xresources preferences */
+enum resource_type {
+	STRING = 0,
+	INTEGER = 1,
+	FLOAT = 2
+};
+
+typedef struct {
+	char *name;
+	enum resource_type type;
+	void *dst;
+} ResourcePref;
+
 /* function declarations */
 static void applyrules(Client *c);
 static int applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact);
@@ -238,6 +252,8 @@ 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);
+static void load_xresources(void);
+static void resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst);
 
 /* variables */
 static const char autostartblocksh[] = "autostart_blocking.sh";
@@ -2231,6 +2247,60 @@ zoom(const Arg *arg)
 	pop(c);
 }
 
+void
+resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst)
+{
+	char *sdst = NULL;
+	int *idst = NULL;
+	float *fdst = NULL;
+
+	sdst = dst;
+	idst = dst;
+	fdst = dst;
+
+	char fullname[256];
+	char *type;
+	XrmValue ret;
+
+	snprintf(fullname, sizeof(fullname), "%s.%s", "dwm", name);
+	fullname[sizeof(fullname) - 1] = '\0';
+
+	XrmGetResource(db, fullname, "*", &type, &ret);
+	if (!(ret.addr == NULL || strncmp("String", type, 64)))
+	{
+		switch (rtype) {
+		case STRING:
+			strcpy(sdst, ret.addr);
+			break;
+		case INTEGER:
+			*idst = strtoul(ret.addr, NULL, 10);
+			break;
+		case FLOAT:
+			*fdst = strtof(ret.addr, NULL);
+			break;
+		}
+	}
+}
+
+void
+load_xresources(void)
+{
+	Display *display;
+	char *resm;
+	XrmDatabase db;
+	ResourcePref *p;
+
+	display = XOpenDisplay(NULL);
+	resm = XResourceManagerString(display);
+	if (!resm)
+		return;
+
+	db = XrmGetStringDatabase(resm);
+	for (p = resources; p < resources + LENGTH(resources); p++)
+		resource_load(db, p->name, p->type, p->dst);
+	XCloseDisplay(display);
+}
+
 int
 main(int argc, char *argv[])
 {
@@ -2243,6 +2313,8 @@ main(int argc, char *argv[])
 	if (!(dpy = XOpenDisplay(NULL)))
 		die("dwm: cannot open display");
 	checkotherwm();
+	XrmInitialize();
+	load_xresources();
 	setup();
 #ifdef __OpenBSD__
 	if (pledge("stdio rpath proc exec", NULL) == -1)