prepared 1.2

.hgtags

@@ -6,3 +6,6 @@ eb3165734f00fe7f7da8aeebaed00e60a57caac9 0.4
 c11f86db4550cac5d0a648a3fe4d6d3b9a4fcf7e 0.6
 3fb41412e2492f66476d92ce8f007a8b48fb1d2a 0.7
 cd15de32e173f8ce97bfe1c9b6607937b59056b4 0.8
+fae61afa861755636c4a1070694209ace8efbb6c 0.9
+bbc98e77ae89a7c9232a5be0835f60ea00d8036e 1.0
+44a55e6e46bf6c231780b09d919977d6f01083de 1.1

Makefile

@@ -3,7 +3,7 @@
 
 include config.mk
 
-SRC = client.c draw.c event.c main.c tag.c util.c
+SRC = client.c draw.c event.c main.c tag.c util.c view.c
 OBJ = ${SRC:.c=.o}
 
 all: options dwm

README

@@ -1,6 +1,6 @@
 dwm - dynamic window manager
 ----------------------------
-dwm is an extremely fast, small, and dynamic X11 window manager.
+dwm is an extremely fast, small, and dynamic window manager for X.
 
 
 Requirements

client.c

@@ -10,24 +10,57 @@
 
 /* static functions */
 
+static void
+grabbuttons(Client *c, Bool focus)
+{
+	XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+
+	if(focus) {
+		XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+
+		XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+
+		XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+		XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+	}
+	else
+		XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
+				GrabModeAsync, GrabModeSync, None, None);
+
+}
+
 static void
 resizetitle(Client *c)
 {
-	int i;
-
-	c->tw = 0;
-	for(i = 0; i < ntags; i++)
-		if(c->tags[i])
-			c->tw += textw(tags[i]);
-	c->tw += textw(c->name);
+	c->tw = textw(c->name);
 	if(c->tw > c->w)
 		c->tw = c->w + 2;
 	c->tx = c->x + c->w - c->tw + 2;
 	c->ty = c->y;
 	if(isvisible(c))
-		XMoveResizeWindow(dpy, c->title, c->tx, c->ty, c->tw, c->th);
+		XMoveResizeWindow(dpy, c->twin, c->tx, c->ty, c->tw, c->th);
 	else
-		XMoveResizeWindow(dpy, c->title, c->tx + 2 * sw, c->ty, c->tw, c->th);
+		XMoveResizeWindow(dpy, c->twin, c->tx + 2 * sw, c->ty, c->tw, c->th);
 
 }
 
@@ -43,7 +76,7 @@ void
 ban(Client *c)
 {
 	XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
-	XMoveWindow(dpy, c->title, c->tx + 2 * sw, c->ty);
+	XMoveWindow(dpy, c->twin, c->tx + 2 * sw, c->ty);
 }
 
 void
@@ -51,51 +84,22 @@ focus(Client *c)
 {
 	Client *old = sel;
 
-	if (!issel)
+	if(!issel)
 		return;
-	if(sel && sel->ismax)
-		togglemax(NULL);
-	sel = c;
-	if(old && old != c)
+	if(!sel)
+		sel = c;
+	else if(sel != c) {
+		if(sel->ismax)
+			togglemax(NULL);
+		sel = c;
+		grabbuttons(old, False);
 		drawtitle(old);
+	}
+	grabbuttons(c, True);
 	drawtitle(c);
 	XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
 }
 
-void
-focusnext(Arg *arg)
-{
-	Client *c;
-   
-	if(!sel)
-		return;
-
-	if(!(c = getnext(sel->next)))
-		c = getnext(clients);
-	if(c) {
-		focus(c);
-		restack();
-	}
-}
-
-void
-focusprev(Arg *arg)
-{
-	Client *c;
-
-	if(!sel)
-		return;
-
-	if(!(c = getprev(sel->prev))) {
-		for(c = clients; c && c->next; c = c->next);
-		c = getprev(c);
-	}
-	if(c) {
-		focus(c);
-		restack();
-	}
-}
-
 Client *
 getclient(Window w)
 {
@@ -113,7 +117,7 @@ getctitle(Window w)
 	Client *c;
 
 	for(c = clients; c; c = c->next)
-		if(c->title == w)
+		if(c->twin == w)
 			return c;
 	return NULL;
 }
@@ -187,7 +191,8 @@ killclient(Arg *arg)
 void
 manage(Window w, XWindowAttributes *wa)
 {
-	Client *c;
+	unsigned int i;
+	Client *c, *tc;
 	Window trans;
 	XSetWindowAttributes twa;
 
@@ -203,8 +208,14 @@ manage(Window w, XWindowAttributes *wa)
 	c->border = 0;
 	setsize(c);
 
+	if(c->x + c->w + 2 > sw)
+		c->x = sw - c->w - 2;
+	if(c->x < 0)
+		c->x = 0;
+	if(c->y + c->h + 2 > sh)
+		c->y = sh - c->h - 2;
 	if(c->h != sh && c->y < bh)
-		c->y = c->ty = bh;
+		c->y = bh;
 
 	c->proto = getproto(c->win);
 	XSelectInput(dpy, c->win,
@@ -214,55 +225,33 @@ manage(Window w, XWindowAttributes *wa)
 	twa.background_pixmap = ParentRelative;
 	twa.event_mask = ExposureMask | EnterWindowMask;
 
-	c->title = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,
+	c->twin = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,
 			0, DefaultDepth(dpy, screen), CopyFromParent,
 			DefaultVisual(dpy, screen),
 			CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);
 
+	grabbuttons(c, False);
+	if((tc = getclient(trans))) /* inherit tags */
+		for(i = 0; i < ntags; i++)
+			c->tags[i] = tc->tags[i];
+	else
+		settags(c);
+	if(!c->isfloat)
+		c->isfloat = trans
+			|| (c->maxw && c->minw &&
+				c->maxw == c->minw && c->maxh == c->minh);
+
 	if(clients)
 		clients->prev = c;
 	c->next = clients;
 	clients = c;
 
-	XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-
-	XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-
-	XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
-			GrabModeAsync, GrabModeSync, None, None);
-
-	settags(c);
-	if(!c->isfloat)
-		c->isfloat = trans
-			|| (c->maxw && c->minw &&
-				c->maxw == c->minw && c->maxh == c->minh);
 	settitle(c);
-
 	if(isvisible(c))
 		sel = c;
 	arrange(NULL);
 	XMapWindow(dpy, c->win);
-	XMapWindow(dpy, c->title);
+	XMapWindow(dpy, c->twin);
 	if(isvisible(c))
 		focus(c);
 }
@@ -272,7 +261,6 @@ resize(Client *c, Bool sizehints, Corner sticky)
 {
 	int bottom = c->y + c->h;
 	int right = c->x + c->w;
-	/*XConfigureEvent e;*/
 	XWindowChanges wc;
 
 	if(sizehints) {
@@ -289,10 +277,6 @@ resize(Client *c, Bool sizehints, Corner sticky)
 		if(c->maxh && c->h > c->maxh)
 			c->h = c->maxh;
 	}
-	if(c->x > right) /* might happen on restart */
-		c->x = right - c->w;
-	if(c->y > bottom)
-		c->y = bottom - c->h;
 	if(sticky == TopRight || sticky == BotRight)
 		c->x = right - c->w;
 	if(sticky == BotLeft || sticky == BotRight)
@@ -413,20 +397,23 @@ togglemax(Arg *arg)
 void
 unmanage(Client *c)
 {
+	Client *tc;
+	Window trans;
 	XGrabServer(dpy);
 	XSetErrorHandler(xerrordummy);
 
-	XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
-	XDestroyWindow(dpy, c->title);
+	XGetTransientForHint(dpy, c->win, &trans);
 
-	if(c->prev)
-		c->prev->next = c->next;
-	if(c->next)
-		c->next->prev = c->prev;
-	if(c == clients)
-		clients = c->next;
-	if(sel == c)
-		sel = getnext(clients);
+	XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+	XDestroyWindow(dpy, c->twin);
+
+	detach(c);
+	if(sel == c) {
+		if(trans && (tc = getclient(trans)) && isvisible(tc))
+			sel = tc;
+		else
+			sel = getnext(clients);
+	}
 	free(c->tags);
 	free(c);
 
@@ -437,30 +424,3 @@ unmanage(Client *c)
 		focus(sel);
 	arrange(NULL);
 }
-
-void
-zoom(Arg *arg)
-{
-	Client *c;
-
-	if(!sel || (arrange != dotile) || sel->isfloat || sel->ismax)
-		return;
-
-	if(sel == getnext(clients))  {
-		if((c = getnext(sel->next)))
-			sel = c;
-		else
-			return;
-	}
-
-	/* pop */
-	sel->prev->next = sel->next;
-	if(sel->next)
-		sel->next->prev = sel->prev;
-	sel->prev = NULL;
-	clients->prev = sel;
-	sel->next = clients;
-	clients = sel;
-	focus(sel);
-	arrange(NULL);
-}

config.arg.h

@@ -4,14 +4,20 @@
  */
 
 #define TAGS \
-const char *tags[] = { "work", "net", "fnord", NULL };
+const char *tags[] = { "dev", "work", "net", "fnord", NULL };
 
 #define DEFMODE			dotile /* dofloat */
-#define DEFTAG			0 /* index */
+#define FLOATSYMBOL		"><>"
+#define TILESYMBOL		"[]="
+
 #define FONT			"-*-terminus-medium-*-*-*-12-*-*-*-*-*-iso10646-*"
-#define BGCOLOR			"#0d121d"
-#define FGCOLOR			"#eeeeee"
-#define BORDERCOLOR		"#3f484d"
+#define SELBGCOLOR		"#333366"
+#define SELFGCOLOR		"#eeeeee"
+#define NORMBGCOLOR		"#333333"
+#define NORMFGCOLOR		"#dddddd"
+#define STATUSBGCOLOR		"#222222"
+#define STATUSFGCOLOR		"#9999cc"
+
 #define MODKEY			Mod1Mask
 #define MASTERW			60 /* percent */
 
@@ -19,10 +25,11 @@ const char *tags[] = { "work", "net", "fnord", NULL };
 static Key key[] = { \
 	/* modifier			key		function	arguments */ \
 	{ MODKEY|ShiftMask,		XK_Return,	spawn, \
-		{ .cmd = "exec urxvt +sb -tr -bg black -fg '#eeeeee' -fn '"FONT"'" } }, \
+		{ .cmd = "exec uxterm -bg '#111111' -fg '#eeeeee' -cr '#eeeeee' +sb -fn '"FONT"'" } }, \
 	{ MODKEY,			XK_p,		spawn, \
-		{ .cmd = "exec `ls -lL /usr/bin /usr/local/bin 2>/dev/null | " \
-			"awk 'NF>2 && $1 ~ /^[^d].*x/ {print $NF}' | sort | uniq | dmenu`" } }, \
+		{ .cmd = "exec \"$(IFS=:; for dir in $PATH; do " \
+			"for file in \"$dir\"/*; do [ -x \"$file\" ] && echo \"${file##*/}\"; done; " \
+			"done | sort -u | dmenu)\"" } }, \
 	{ MODKEY,			XK_j,		focusnext,	{ 0 } }, \
 	{ MODKEY,			XK_k,		focusprev,	{ 0 } }, \
 	{ MODKEY,			XK_Return,	zoom,		{ 0 } }, \
@@ -30,23 +37,27 @@ static Key key[] = { \
 	{ MODKEY|ShiftMask,		XK_1,		tag,		{ .i = 0 } }, \
 	{ MODKEY|ShiftMask,		XK_2,		tag,		{ .i = 1 } }, \
 	{ MODKEY|ShiftMask,		XK_3,		tag,		{ .i = 2 } }, \
+	{ MODKEY|ShiftMask,		XK_4,		tag,		{ .i = 3 } }, \
 	{ MODKEY|ControlMask|ShiftMask,	XK_1,		toggletag,	{ .i = 0 } }, \
 	{ MODKEY|ControlMask|ShiftMask,	XK_2,		toggletag,	{ .i = 1 } }, \
 	{ MODKEY|ControlMask|ShiftMask,	XK_3,		toggletag,	{ .i = 2 } }, \
+	{ MODKEY|ControlMask|ShiftMask,	XK_4,		toggletag,	{ .i = 3 } }, \
 	{ MODKEY|ShiftMask,		XK_c,		killclient,	{ 0 } }, \
 	{ MODKEY,			XK_space,	togglemode,	{ 0 } }, \
 	{ MODKEY,			XK_1,		view,		{ .i = 0 } }, \
 	{ MODKEY,			XK_2,		view,		{ .i = 1 } }, \
 	{ MODKEY,			XK_3,		view,		{ .i = 2 } }, \
+	{ MODKEY,			XK_4,		view,		{ .i = 3 } }, \
 	{ MODKEY|ControlMask,		XK_1,		toggleview,	{ .i = 0 } }, \
 	{ MODKEY|ControlMask,		XK_2,		toggleview,	{ .i = 1 } }, \
 	{ MODKEY|ControlMask,		XK_3,		toggleview,	{ .i = 2 } }, \
+	{ MODKEY|ControlMask,		XK_4,		toggleview,	{ .i = 3 } }, \
 	{ MODKEY|ShiftMask,		XK_q,		quit,		{ 0 } }, \
 };
 
 #define RULES \
 static Rule rule[] = { \
-	/* class:instance regex		tags regex	isfloat */ \
+	/* class:instance:title regex	tags regex	isfloat */ \
 	{ "Firefox.*",			"net",		False }, \
 	{ "Gimp.*",			NULL,		True}, \
 	{ "MPlayer.*",			NULL,		True}, \

config.default.h

@@ -4,14 +4,20 @@
  */
 
 #define TAGS \
-const char *tags[] = { "0", "1", "2", "3", "4", NULL };
+const char *tags[] = { "1", "2", "3", "4", "5", NULL };
 
 #define DEFMODE			dotile /* dofloat */
-#define DEFTAG			1 /* index */
+#define FLOATSYMBOL		"~"
+#define TILESYMBOL		"#"
+
 #define FONT			"fixed"
-#define BGCOLOR			"#666699"
-#define FGCOLOR			"#eeeeee"
-#define BORDERCOLOR		"#9999CC"
+#define SELBGCOLOR		"#666699"
+#define SELFGCOLOR		"#eeeeee"
+#define NORMBGCOLOR		"#333366"
+#define NORMFGCOLOR		"#cccccc"
+#define STATUSBGCOLOR		"#dddddd"
+#define STATUSFGCOLOR		"#222222"
+
 #define MODKEY			Mod1Mask
 #define MASTERW			60 /* percent */
 
@@ -23,34 +29,36 @@ static Key key[] = { \
 	{ MODKEY|ShiftMask,		XK_Tab,		focusprev,	{ 0 } }, \
 	{ MODKEY,			XK_Return,	zoom,		{ 0 } }, \
 	{ MODKEY,			XK_m,		togglemax,	{ 0 } }, \
-	{ MODKEY|ShiftMask,		XK_0,		tag,		{ .i = 0 } }, \
-	{ MODKEY|ShiftMask,		XK_1,		tag,		{ .i = 1 } }, \
-	{ MODKEY|ShiftMask,		XK_2,		tag,		{ .i = 2 } }, \
-	{ MODKEY|ShiftMask,		XK_3,		tag,		{ .i = 3 } }, \
-	{ MODKEY|ShiftMask,		XK_4,		tag,		{ .i = 4 } }, \
-	{ MODKEY|ControlMask|ShiftMask,	XK_0,		toggletag,	{ .i = 0 } }, \
-	{ MODKEY|ControlMask|ShiftMask,	XK_1,		toggletag,	{ .i = 1 } }, \
-	{ MODKEY|ControlMask|ShiftMask,	XK_2,		toggletag,	{ .i = 2 } }, \
-	{ MODKEY|ControlMask|ShiftMask,	XK_3,		toggletag,	{ .i = 3 } }, \
-	{ MODKEY|ControlMask|ShiftMask,	XK_4,		toggletag,	{ .i = 4 } }, \
+	{ MODKEY|ShiftMask,		XK_1,		tag,		{ .i = 0 } }, \
+	{ MODKEY|ShiftMask,		XK_2,		tag,		{ .i = 1 } }, \
+	{ MODKEY|ShiftMask,		XK_3,		tag,		{ .i = 2 } }, \
+	{ MODKEY|ShiftMask,		XK_4,		tag,		{ .i = 3 } }, \
+	{ MODKEY|ShiftMask,		XK_5,		tag,		{ .i = 4 } }, \
+	{ MODKEY|ControlMask|ShiftMask,	XK_1,		toggletag,	{ .i = 0 } }, \
+	{ MODKEY|ControlMask|ShiftMask,	XK_2,		toggletag,	{ .i = 1 } }, \
+	{ MODKEY|ControlMask|ShiftMask,	XK_3,		toggletag,	{ .i = 2 } }, \
+	{ MODKEY|ControlMask|ShiftMask,	XK_4,		toggletag,	{ .i = 3 } }, \
+	{ MODKEY|ControlMask|ShiftMask,	XK_5,		toggletag,	{ .i = 4 } }, \
 	{ MODKEY|ShiftMask,		XK_c,		killclient,	{ 0 } }, \
 	{ MODKEY,			XK_space,	togglemode,	{ 0 } }, \
-	{ MODKEY,			XK_0,		view,		{ .i = 0 } }, \
-	{ MODKEY,			XK_1,		view,		{ .i = 1 } }, \
-	{ MODKEY,			XK_2,		view,		{ .i = 2 } }, \
-	{ MODKEY,			XK_3,		view,		{ .i = 3 } }, \
-	{ MODKEY,			XK_4,		view,		{ .i = 4 } }, \
-	{ MODKEY|ControlMask,		XK_0,		toggleview,	{ .i = 0 } }, \
-	{ MODKEY|ControlMask,		XK_1,		toggleview,	{ .i = 1 } }, \
-	{ MODKEY|ControlMask,		XK_2,		toggleview,	{ .i = 2 } }, \
-	{ MODKEY|ControlMask,		XK_3,		toggleview,	{ .i = 3 } }, \
-	{ MODKEY|ControlMask,		XK_4,		toggleview,	{ .i = 4 } }, \
+	{ MODKEY,			XK_1,		view,		{ .i = 0 } }, \
+	{ MODKEY,			XK_2,		view,		{ .i = 1 } }, \
+	{ MODKEY,			XK_3,		view,		{ .i = 2 } }, \
+	{ MODKEY,			XK_4,		view,		{ .i = 3 } }, \
+	{ MODKEY,			XK_5,		view,		{ .i = 4 } }, \
+	{ MODKEY|ControlMask,		XK_1,		toggleview,	{ .i = 0 } }, \
+	{ MODKEY|ControlMask,		XK_2,		toggleview,	{ .i = 1 } }, \
+	{ MODKEY|ControlMask,		XK_3,		toggleview,	{ .i = 2 } }, \
+	{ MODKEY|ControlMask,		XK_4,		toggleview,	{ .i = 3 } }, \
+	{ MODKEY|ControlMask,		XK_5,		toggleview,	{ .i = 4 } }, \
 	{ MODKEY|ShiftMask,		XK_q,		quit,		{ 0 } }, \
 };
 
+/* Query class:instance:title for regex matching info with following command:
+ * xprop | awk -F '"' '/^WM_CLASS/ { printf("%s:%s:",$4,$2) }; /^WM_NAME/ { printf("%s\n",$2) }' */
 #define RULES \
 static Rule rule[] = { \
-	/* class:instance regex		tags regex	isfloat */ \
+	/* class:instance:title regex	tags regex	isfloat */ \
 	{ "Firefox.*",			"2",		False }, \
 	{ "Gimp.*",			NULL,		True}, \
 };

config.mk

@@ -1,5 +1,5 @@
 # dwm version
-VERSION = 0.9
+VERSION = 1.2
 
 # Customize below to fit your system
 
@@ -11,7 +11,7 @@ X11INC = /usr/X11R6/include
 X11LIB = /usr/X11R6/lib
 
 # includes and libs
-INCS = -I/usr/lib -I${X11INC}
+INCS = -I. -I/usr/include -I${X11INC}
 LIBS = -L/usr/lib -lc -L${X11LIB} -lX11
 
 # flags

draw.c

@@ -22,30 +22,16 @@ textnw(const char *text, unsigned int len)
 }
 
 static void
-drawtext(const char *text, Bool invert)
+drawtext(const char *text, unsigned long col[ColLast], Bool highlight)
 {
 	int x, y, w, h;
 	static char buf[256];
 	unsigned int len, olen;
 	XGCValues gcv;
-	XPoint points[5];
 	XRectangle r = { dc.x, dc.y, dc.w, dc.h };
 
-	XSetForeground(dpy, dc.gc, invert ? dc.fg : dc.bg);
+	XSetForeground(dpy, dc.gc, col[ColBG]);
 	XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
-	XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
-	XSetForeground(dpy, dc.gc, dc.border);
-	points[0].x = dc.x;
-	points[0].y = dc.y;
-	points[1].x = dc.w - 1;
-	points[1].y = 0;
-	points[2].x = 0;
-	points[2].y = dc.h - 1;
-	points[3].x = -(dc.w - 1);
-	points[3].y = 0;
-	points[4].x = 0;
-	points[4].y = -(dc.h - 1);
-	XDrawLines(dpy, dc.drawable, dc.gc, points, 5, CoordModePrevious);
 
 	if(!text)
 		return;
@@ -75,18 +61,21 @@ drawtext(const char *text, Bool invert)
 
 	if(w > dc.w)
 		return; /* too long */
-
-	gcv.foreground = invert ? dc.bg : dc.fg;
-	gcv.background = invert ? dc.fg : dc.bg;
+	gcv.foreground = col[ColFG];
 	if(dc.font.set) {
-		XChangeGC(dpy, dc.gc, GCForeground | GCBackground, &gcv);
-		XmbDrawImageString(dpy, dc.drawable, dc.font.set, dc.gc,
-				x, y, buf, len);
+		XChangeGC(dpy, dc.gc, GCForeground, &gcv);
+		XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
 	}
 	else {
 		gcv.font = dc.font.xfont->fid;
-		XChangeGC(dpy, dc.gc, GCForeground | GCBackground | GCFont, &gcv);
-		XDrawImageString(dpy, dc.drawable, dc.gc, x, y, buf, len);
+		XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv);
+		XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
+	}
+	if(highlight) {
+		r.x = dc.x + 2;
+		r.y = dc.y + 2;
+		r.width = r.height = 3;
+		XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
 	}
 }
 
@@ -106,28 +95,36 @@ void
 drawstatus()
 {
 	int i, x;
-	Bool istile = arrange == dotile;
 
 	dc.x = dc.y = 0;
-	dc.w = bw;
-	drawtext(NULL, !istile);
 
-	dc.w = 0;
 	for(i = 0; i < ntags; i++) {
-		dc.x += dc.w;
 		dc.w = textw(tags[i]);
-		if(istile)
-			drawtext(tags[i], seltag[i]);
+		if(seltag[i])
+			drawtext(tags[i], dc.sel, sel && sel->tags[i]);
 		else
-			drawtext(tags[i], !seltag[i]);
+			drawtext(tags[i], dc.norm, sel && sel->tags[i]);
+		dc.x += dc.w;
 	}
+
+	dc.w = bmw;
+	drawtext(arrange == dotile ? TILESYMBOL : FLOATSYMBOL, dc.status, False);
+
 	x = dc.x + dc.w;
 	dc.w = textw(stext);
 	dc.x = bx + bw - dc.w;
-	drawtext(stext, !istile);
-	if(sel && ((dc.w = dc.x - x) >= bh)) {
+	if(dc.x < x) {
 		dc.x = x;
-		drawtext(sel->name, istile);
+		dc.w = bw - x;
+	}
+	drawtext(stext, dc.status, False);
+
+	if((dc.w = dc.x - x) > bh) {
+		dc.x = x;
+		if(sel)
+			drawtext(sel->name, dc.sel, False);
+		else
+			drawtext(NULL, dc.norm, False);
 	}
 	XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0);
 	XSync(dpy, False);
@@ -136,33 +133,19 @@ drawstatus()
 void
 drawtitle(Client *c)
 {
-	int i;
-	Bool istile = arrange == dotile;
-
 	if(c == sel && issel) {
 		drawstatus();
-		XUnmapWindow(dpy, c->title);
-		XSetWindowBorder(dpy, c->win, dc.fg);
+		XUnmapWindow(dpy, c->twin);
+		XSetWindowBorder(dpy, c->win, dc.sel[ColBG]);
 		return;
 	}
 
-	XSetWindowBorder(dpy, c->win, dc.bg);
-	XMapWindow(dpy, c->title);
-
+	XSetWindowBorder(dpy, c->win, dc.norm[ColBG]);
+	XMapWindow(dpy, c->twin);
 	dc.x = dc.y = 0;
-
-	dc.w = 0;
-	for(i = 0; i < ntags; i++) {
-		if(c->tags[i]) {
-			dc.x += dc.w;
-			dc.w = textw(tags[i]);
-			drawtext(tags[i], !istile);
-		}
-	}
-	dc.x += dc.w;
-	dc.w = c->tw - dc.x;
-	drawtext(c->name, !istile);
-	XCopyArea(dpy, dc.drawable, c->title, dc.gc, 0, 0, c->tw, c->th, 0, 0);
+	dc.w = c->tw;
+	drawtext(c->name, dc.norm, False);
+	XCopyArea(dpy, dc.drawable, c->twin, dc.gc, 0, 0, c->tw, c->th, 0, 0);
 	XSync(dpy, False);
 }
 

dwm.1

@@ -6,7 +6,7 @@ dwm \- dynamic window manager
 .RB [ \-v ]
 .SH DESCRIPTION
 .B dwm
-is a dynamic window manager for X11. It manages windows in tiling and floating
+is a dynamic window manager for X. It manages windows in tiling and floating
 modes. Either mode can be applied dynamically, optimizing the environment for
 the application in use and the task performed.
 .P
@@ -21,11 +21,13 @@ tags. Selecting a certain tag for viewing will display all windows with that
 tag.
 .P
 .B dwm
-has a small status bar which displays the text read from standard
-input, if written. Besides that, it displays all available tags, and the title
-of the focused window. It draws a 1-pixel border around windows to
-indicate the focus state. Unfocused windows contain a small bar in front of
-them displaying their tags and title.
+contains a small status bar which displays all available tags, the mode, the
+title of the focused window, and the text read from standard input. The tags of
+the focused window are highlighted with a small point.
+.P
+.B dwm
+draws a 1-pixel border around windows to indicate the focus state.
+Unfocused windows contain a small bar in front of them displaying their title.
 .SH OPTIONS
 .TP
 .B \-v
@@ -38,7 +40,12 @@ is read and displayed in the status text area.
 .TP
 .B Button1
 click on a tag label views all windows with that
-.BR tag .
+.BR tag ,
+click on the mode label toggles between
+.B tiled
+and
+.B floating
+mode.
 .TP
 .B Button3
 click on a tag label adds/removes all windows with that
@@ -136,7 +143,7 @@ mode only).
 is customized by creating a custom config.h and (re)compiling the source
 code. This keeps it fast, secure and simple.
 .SH CAVEATS
-The status bar displays
+The status bar may display
 .B broken pipe
 when
 .B dwm

dwm.h

@@ -11,15 +11,10 @@
 #define MOUSEMASK		(BUTTONMASK | PointerMotionMask)
 #define PROTODELWIN		1
 
-typedef union Arg Arg;
-typedef struct Client Client;
-typedef struct DC DC;
-typedef struct Fnt Fnt;
-
-union Arg {
+typedef union {
 	const char *cmd;
 	int i;
-};
+} Arg;
 
 /* atoms */
 enum { NetSupported, NetWMName, NetLast };
@@ -28,27 +23,31 @@ enum { WMProtocols, WMDelete, WMLast };
 /* cursor */
 enum { CurNormal, CurResize, CurMove, CurLast };
 
-/* windowcorners */
+/* color */
+enum { ColFG, ColBG, ColLast };
+
+/* window corners */
 typedef enum { TopLeft, TopRight, BotLeft, BotRight } Corner;
 
-struct Fnt {
+typedef struct {
 	int ascent;
 	int descent;
 	int height;
 	XFontSet set;
 	XFontStruct *xfont;
-};
+} Fnt;
 
-struct DC { /* draw context */
+typedef struct { /* draw context */
 	int x, y, w, h;
-	unsigned long bg;
-	unsigned long fg;
-	unsigned long border;
+	unsigned long norm[ColLast];
+	unsigned long sel[ColLast];
+	unsigned long status[ColLast];
 	Drawable drawable;
 	Fnt font;
 	GC gc;
-};
+} DC;
 
+typedef struct Client Client;
 struct Client {
 	char name[256];
 	int proto;
@@ -57,19 +56,19 @@ struct Client {
 	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 	int grav;
 	long flags; 
-	unsigned int border;
+	unsigned int border, weight;
 	Bool isfloat;
 	Bool ismax;
 	Bool *tags;
 	Client *next;
 	Client *prev;
 	Window win;
-	Window title;
+	Window twin;
 };
 
 extern const char *tags[];
 extern char stext[1024];
-extern int screen, sx, sy, sw, sh, bx, by, bw, bh, mw;
+extern int bx, by, bw, bh, bmw, mw, screen, sx, sy, sw, sh;
 extern unsigned int ntags, numlockmask;
 extern void (*handler[LASTEvent])(XEvent *);
 extern void (*arrange)(Arg *);
@@ -84,8 +83,6 @@ extern Window root, barwin;
 /* client.c */
 extern void ban(Client *c);
 extern void focus(Client *c);
-extern void focusnext(Arg *arg);
-extern void focusprev(Arg *arg);
 extern Client *getclient(Window w);
 extern Client *getctitle(Window w);
 extern void gravitate(Client *c, Bool invert);
@@ -96,7 +93,6 @@ extern void setsize(Client *c);
 extern void settitle(Client *c);
 extern void togglemax(Arg *arg);
 extern void unmanage(Client *c);
-extern void zoom(Arg *arg);
 
 /* draw.c */
 extern void drawall();
@@ -117,22 +113,28 @@ extern void sendevent(Window w, Atom a, long value);
 extern int xerror(Display *dsply, XErrorEvent *ee);
 
 /* tag.c */
-extern void dofloat(Arg *arg);
-extern void dotile(Arg *arg);
 extern void initrregs();
-extern Bool isvisible(Client *c);
 extern Client *getnext(Client *c);
 extern Client *getprev(Client *c);
-extern void restack();
 extern void settags(Client *c);
 extern void tag(Arg *arg);
-extern void togglemode(Arg *arg);
 extern void toggletag(Arg *arg);
-extern void toggleview(Arg *arg);
-extern void view(Arg *arg);
 
 /* util.c */
 extern void *emallocz(unsigned int size);
 extern void eprint(const char *errstr, ...);
 extern void *erealloc(void *ptr, unsigned int size);
 extern void spawn(Arg *arg);
+
+/* view.c */
+extern void detach(Client *c);
+extern void dofloat(Arg *arg);
+extern void dotile(Arg *arg);
+extern void focusnext(Arg *arg);
+extern void focusprev(Arg *arg);
+extern Bool isvisible(Client *c);
+extern void restack();
+extern void togglemode(Arg *arg);
+extern void toggleview(Arg *arg);
+extern void view(Arg *arg);
+extern void zoom(Arg *arg);

dwm.html

@@ -99,13 +99,13 @@
 			<li><a href="http://10kloc.org/shots/dwm-20060810a.png">Screenshot of tiled mode</a> (20060810)</li>
 			<li><a href="http://10kloc.org/shots/dwm-20060810b.png">Screenshotof floating mode</a> (20060810)</li>
 			<li><a href="http://10kloc.org/download/poster.ps">A4 poster (PostScript)</a></li>
-			<li>Mailing List: <a href="http://10kloc.org/cgi-bin/mailman/listinfo/dwm">dwm at wmii dot de</a> <a href="http://10kloc.org/pipermail/dwm/">(Archives)</a></li>
+			<li>Mailing List: <a href="http://10kloc.org/cgi-bin/mailman/listinfo/dwm">dwm at wmii dot de</a> <a href="http://10kloc.org/pipermail/dwm/">(Archives)</a>&nbsp;<a href="http://dir.gmane.org/gmane.comp.window-managers.dwm">(GMANE Archive)</a></li>
 			<li>IRC channel: <code>#dwm</code> at <code>irc.oftc.net</code></li>
 		</ul>
 		<h3>Download</h3>
 		<ul>
-			<li><a href="http://10kloc.org/download/dwm-0.9.tar.gz">dwm 0.9</a> (15kb) (20060815)</li>
-			<li><a href="http://10kloc.org/download/dmenu-0.4.tar.gz">dmenu 0.4</a> (7kb) (20060815)</li>
+			<li><a href="http://10kloc.org/download/dwm-1.2.tar.gz">dwm 1.2</a> (15kb) (20060830)</li>
+			<li><a href="http://10kloc.org/download/dmenu-0.6.tar.gz">dmenu 0.6</a> (7kb) (20060828)</li>
 		</ul>
 		<h3>Development</h3>
 		<p>

event.c

@@ -116,9 +116,15 @@ buttonpress(XEvent *e)
 				return;
 			}
 		}
+		if(ev->x < x + bmw) {
+			if(ev->button == Button1)
+				togglemode(NULL);
+		}
 	}
 	else if((c = getclient(ev->window))) {
 		focus(c);
+		if(CLEANMASK(ev->state) != MODKEY)
+			return;
 		switch(ev->button) {
 		default:
 			break;
@@ -141,16 +147,38 @@ buttonpress(XEvent *e)
 	}
 }
 
+static void
+synconfig(Client *c, int x, int y, int w, int h, unsigned int border)
+{
+	XEvent synev;
+
+	synev.type = ConfigureNotify;
+	synev.xconfigure.display = dpy;
+	synev.xconfigure.event = c->win;
+	synev.xconfigure.window = c->win;
+	synev.xconfigure.x = x;
+	synev.xconfigure.y = y;
+	synev.xconfigure.width = w;
+	synev.xconfigure.height = h;
+	synev.xconfigure.border_width = border;
+	synev.xconfigure.above = None;
+	XSendEvent(dpy, c->win, True, NoEventMask, &synev);
+}
+
 static void
 configurerequest(XEvent *e)
 {
 	unsigned long newmask;
 	Client *c;
 	XConfigureRequestEvent *ev = &e->xconfigurerequest;
-	XEvent synev;
 	XWindowChanges wc;
 
 	if((c = getclient(ev->window))) {
+		if(!c->isfloat && (arrange != dofloat) && c->ismax) {
+			synconfig(c, sx, sy + bh, sw - 2, sh - 2 - bh, ev->border_width);
+			XSync(dpy, False);
+			return;
+		}
 		gravitate(c, True);
 		if(ev->value_mask & CWX)
 			c->x = ev->x;
@@ -170,20 +198,8 @@ configurerequest(XEvent *e)
 		newmask = ev->value_mask & (~(CWSibling | CWStackMode | CWBorderWidth));
 		if(newmask)
 			XConfigureWindow(dpy, c->win, newmask, &wc);
-		else {
-			synev.type = ConfigureNotify;
-			synev.xconfigure.display = dpy;
-			synev.xconfigure.event = c->win;
-			synev.xconfigure.window = c->win;
-			synev.xconfigure.x = c->x;
-			synev.xconfigure.y = c->y;
-			synev.xconfigure.width = c->w;
-			synev.xconfigure.height = c->h;
-			synev.xconfigure.border_width = c->border;
-			synev.xconfigure.above = None;
-			/* Send synthetic ConfigureNotify */
-			XSendEvent(dpy, c->win, True, NoEventMask, &synev);
-		}
+		else
+			synconfig(c, c->x, c->y, c->w, c->h, c->border);
 		XSync(dpy, False);
 		if(c->isfloat)
 			resize(c, False, TopLeft);

main.c

@@ -15,14 +15,31 @@
 #include <X11/Xatom.h>
 #include <X11/Xproto.h>
 
+/* extern */
+
+char stext[1024];
+Bool *seltag;
+int bx, by, bw, bh, bmw, mw, screen, sx, sy, sw, sh;
+unsigned int ntags, numlockmask;
+Atom wmatom[WMLast], netatom[NetLast];
+Bool running = True;
+Bool issel = True;
+Client *clients = NULL;
+Client *sel = NULL;
+Cursor cursor[CurLast];
+Display *dpy;
+DC dc = {0};
+Window root, barwin;
+
 /* static */
 
 static int (*xerrorxlib)(Display *, XErrorEvent *);
-static Bool otherwm;
+static Bool otherwm, readin;
 
 static void
 cleanup()
 {
+	close(STDIN_FILENO);
 	while(sel) {
 		resize(sel, True, TopLeft);
 		unmanage(sel);
@@ -32,9 +49,9 @@ cleanup()
 	else
 		XFreeFont(dpy, dc.font.xfont);
 	XUngrabKey(dpy, AnyKey, AnyModifier, root);
-	XDestroyWindow(dpy, barwin);
 	XFreePixmap(dpy, dc.drawable);
 	XFreeGC(dpy, dc.gc);
+	XDestroyWindow(dpy, barwin);
 	XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
 	XSync(dpy, False);
 }
@@ -61,155 +78,15 @@ scan()
 		XFree(wins);
 }
 
-static int
-win_property(Window w, Atom a, Atom t, long l, unsigned char **prop)
+static void
+setup()
 {
-	int status, format;
-	unsigned long res, extra;
-	Atom real;
-
-	status = XGetWindowProperty(dpy, w, a, 0L, l, False, t, &real, &format,
-			&res, &extra, prop);
-
-	if(status != Success || *prop == 0) {
-		return 0;
-	}
-	if(res == 0) {
-		free((void *) *prop);
-	}
-	return res;
-}
-
-/*
- * Startup Error handler to check if another window manager
- * is already running.
- */
-static int
-xerrorstart(Display *dsply, XErrorEvent *ee)
-{
-	otherwm = True;
-	return -1;
-}
-
-/* extern */
-
-char stext[1024];
-Bool *seltag;
-int screen, sx, sy, sw, sh, bx, by, bw, bh, mw;
-unsigned int ntags, numlockmask;
-Atom wmatom[WMLast], netatom[NetLast];
-Bool running = True;
-Bool issel = True;
-Client *clients = NULL;
-Client *sel = NULL;
-Cursor cursor[CurLast];
-Display *dpy;
-DC dc = {0};
-Window root, barwin;
-
-int
-getproto(Window w)
-{
-	int protos = 0;
-	int i;
-	long res;
-	Atom *protocols;
-
-	res = win_property(w, wmatom[WMProtocols], XA_ATOM, 20L,
-			((unsigned char **)&protocols));
-	if(res <= 0) {
-		return protos;
-	}
-	for(i = 0; i < res; i++) {
-		if(protocols[i] == wmatom[WMDelete])
-			protos |= PROTODELWIN;
-	}
-	free((char *) protocols);
-	return protos;
-}
-
-void
-sendevent(Window w, Atom a, long value)
-{
-	XEvent e;
-
-	e.type = ClientMessage;
-	e.xclient.window = w;
-	e.xclient.message_type = a;
-	e.xclient.format = 32;
-	e.xclient.data.l[0] = value;
-	e.xclient.data.l[1] = CurrentTime;
-	XSendEvent(dpy, w, False, NoEventMask, &e);
-	XSync(dpy, False);
-}
-
-void
-quit(Arg *arg)
-{
-	running = False;
-}
-
-/*
- * 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 calls 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_GrabKey && ee->error_code == BadAccess))
-		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
-main(int argc, char *argv[])
-{
-	int i, j, xfd;
+	int i, j;
 	unsigned int mask;
-	fd_set rd;
-	Bool readin = True;
 	Window w;
 	XModifierKeymap *modmap;
 	XSetWindowAttributes wa;
 
-	if(argc == 2 && !strncmp("-v", argv[1], 3)) {
-		fputs("dwm-"VERSION", (C)opyright MMVI Anselm R. Garbe\n", stdout);
-		exit(EXIT_SUCCESS);
-	}
-	else if(argc != 1)
-		eprint("usage: dwm [-v]\n");
-
-	dpy = XOpenDisplay(0);
-	if(!dpy)
-		eprint("dwm: cannot open display\n");
-
-	xfd = ConnectionNumber(dpy);
-	screen = DefaultScreen(dpy);
-	root = RootWindow(dpy, screen);
-
-	otherwm = False;
-	XSetErrorHandler(xerrorstart);
-	/* this causes an error if some other window manager is running */
-	XSelectInput(dpy, root, SubstructureRedirectMask);
-	XSync(dpy, False);
-
-	if(otherwm)
-		eprint("dwm: another window manager is already running\n");
-
-	XSync(dpy, False);
-	XSetErrorHandler(NULL);
-	xerrorxlib = XSetErrorHandler(xerror);
-	XSync(dpy, False);
-
 	/* init atoms */
 	wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
 	wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
@@ -241,14 +118,18 @@ main(int argc, char *argv[])
 
 	for(ntags = 0; tags[ntags]; ntags++);
 	seltag = emallocz(sizeof(Bool) * ntags);
-	seltag[DEFTAG] = True;
+	seltag[0] = True;
 
 	/* style */
-	dc.bg = getcolor(BGCOLOR);
-	dc.fg = getcolor(FGCOLOR);
-	dc.border = getcolor(BORDERCOLOR);
+	dc.norm[ColBG] = getcolor(NORMBGCOLOR);
+	dc.norm[ColFG] = getcolor(NORMFGCOLOR);
+	dc.sel[ColBG] = getcolor(SELBGCOLOR);
+	dc.sel[ColFG] = getcolor(SELFGCOLOR);
+	dc.status[ColBG] = getcolor(STATUSBGCOLOR);
+	dc.status[ColFG] = getcolor(STATUSFGCOLOR);
 	setfont(FONT);
 
+	bmw = textw(FLOATSYMBOL) > textw(TILESYMBOL) ? textw(FLOATSYMBOL) : textw(TILESYMBOL);
 	sx = sy = 0;
 	sw = DisplayWidth(dpy, screen);
 	sh = DisplayHeight(dpy, screen);
@@ -256,7 +137,7 @@ main(int argc, char *argv[])
 
 	bx = by = 0;
 	bw = sw;
-	dc.h = bh = dc.font.height + 4;
+	dc.h = bh = dc.font.height + 2;
 	wa.override_redirect = 1;
 	wa.background_pixmap = ParentRelative;
 	wa.event_mask = ButtonPressMask | ExposureMask;
@@ -268,28 +149,138 @@ main(int argc, char *argv[])
 
 	dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
 	dc.gc = XCreateGC(dpy, root, 0, 0);
-
-	strcpy(stext, "dwm-"VERSION);
-	drawstatus();
+	XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
 
 	issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);
+	strcpy(stext, "dwm-"VERSION);
+}
 
+/*
+ * Startup Error handler to check if another window manager
+ * is already running.
+ */
+static int
+xerrorstart(Display *dsply, XErrorEvent *ee)
+{
+	otherwm = True;
+	return -1;
+}
+
+/* extern */
+
+int
+getproto(Window w)
+{
+	int i, format, protos, status;
+	unsigned long extra, res;
+	Atom *protocols, real;
+
+	protos = 0;
+	status = XGetWindowProperty(dpy, w, wmatom[WMProtocols], 0L, 20L, False,
+			XA_ATOM, &real, &format, &res, &extra, (unsigned char **)&protocols);
+	if(status != Success || protocols == 0)
+		return protos;
+	for(i = 0; i < res; i++)
+		if(protocols[i] == wmatom[WMDelete])
+			protos |= PROTODELWIN;
+	free(protocols);
+	return protos;
+}
+
+void
+sendevent(Window w, Atom a, long value)
+{
+	XEvent e;
+
+	e.type = ClientMessage;
+	e.xclient.window = w;
+	e.xclient.message_type = a;
+	e.xclient.format = 32;
+	e.xclient.data.l[0] = value;
+	e.xclient.data.l[1] = CurrentTime;
+	XSendEvent(dpy, w, False, NoEventMask, &e);
+	XSync(dpy, False);
+}
+
+void
+quit(Arg *arg)
+{
+	readin = running = False;
+}
+
+/*
+ * 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 calls 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_GrabKey && ee->error_code == BadAccess))
+		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
+main(int argc, char *argv[])
+{
+	int r, xfd;
+	fd_set rd;
+
+	if(argc == 2 && !strncmp("-v", argv[1], 3)) {
+		fputs("dwm-"VERSION", (C)opyright MMVI Anselm R. Garbe\n", stdout);
+		exit(EXIT_SUCCESS);
+	}
+	else if(argc != 1)
+		eprint("usage: dwm [-v]\n");
+
+	dpy = XOpenDisplay(0);
+	if(!dpy)
+		eprint("dwm: cannot open display\n");
+
+	xfd = ConnectionNumber(dpy);
+	screen = DefaultScreen(dpy);
+	root = RootWindow(dpy, screen);
+
+	otherwm = False;
+	XSetErrorHandler(xerrorstart);
+	/* this causes an error if some other window manager is running */
+	XSelectInput(dpy, root, SubstructureRedirectMask);
+	XSync(dpy, False);
+
+	if(otherwm)
+		eprint("dwm: another window manager is already running\n");
+
+	XSync(dpy, False);
+	XSetErrorHandler(NULL);
+	xerrorxlib = XSetErrorHandler(xerror);
+	XSync(dpy, False);
+
+	setup();
+	drawstatus();
 	scan();
 
 	/* main event loop, also reads status text from stdin */
 	XSync(dpy, False);
 	procevent();
+	readin = True;
 	while(running) {
 		FD_ZERO(&rd);
 		if(readin)
 			FD_SET(STDIN_FILENO, &rd);
 		FD_SET(xfd, &rd);
-		i = select(xfd + 1, &rd, NULL, NULL, NULL);
-		if(i == -1 && errno == EINTR)
+		r = select(xfd + 1, &rd, NULL, NULL, NULL);
+		if((r == -1) && (errno == EINTR))
 			continue;
-		if(i < 0)
-			eprint("select failed\n");
-		else if(i > 0) {
+		if(r > 0) {
 			if(readin && FD_ISSET(STDIN_FILENO, &rd)) {
 				readin = NULL != fgets(stext, sizeof(stext), stdin);
 				if(readin)
@@ -299,6 +290,8 @@ main(int argc, char *argv[])
 				drawstatus();
 			}
 		}
+		else if(r < 0)
+			eprint("select failed\n");
 		procevent();
 	}
 	cleanup();

tag.c

@@ -30,98 +30,19 @@ RULES
 static RReg *rreg = NULL;
 static unsigned int len = 0;
 
-void (*arrange)(Arg *) = DEFMODE;
+static void
+commit()
+{
+	/* asserts sel != NULL */
+	settitle(sel);
+	if(!isvisible(sel))
+		arrange(NULL);
+	else
+		drawstatus();
+}
 
 /* extern */
 
-void
-dofloat(Arg *arg)
-{
-	Client *c;
-
-	for(c = clients; c; c = c->next) {
-		c->ismax = False;
-		if(isvisible(c)) {
-			resize(c, True, TopLeft);
-		}
-		else
-			ban(c);
-	}
-	if(!sel || !isvisible(sel))
-		sel = getnext(clients);
-	if(sel) {
-		focus(sel);
-		restack();
-	}
-	else
-		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
-}
-
-void
-dotile(Arg *arg)
-{
-	int h, i, n, w;
-	Client *c;
-
-	w = sw - mw;
-	for(n = 0, c = clients; c; c = c->next)
-		if(isvisible(c) && !c->isfloat)
-			n++;
-
-	if(n > 1)
-		h = (sh - bh) / (n - 1);
-	else
-		h = sh - bh;
-
-	for(i = 0, c = clients; c; c = c->next) {
-		c->ismax = False;
-		if(isvisible(c)) {
-			if(c->isfloat) {
-				resize(c, True, TopLeft);
-				continue;
-			}
-			if(n == 1) {
-				c->x = sx;
-				c->y = sy + bh;
-				c->w = sw - 2;
-				c->h = sh - 2 - bh;
-			}
-			else if(i == 0) {
-				c->x = sx;
-				c->y = sy + bh;
-				c->w = mw - 2;
-				c->h = sh - 2 - bh;
-			}
-			else if(h > bh) {
-				c->x = sx + mw;
-				c->y = sy + (i - 1) * h + bh;
-				c->w = w - 2;
-				if(i + 1 == n)
-					c->h = sh - c->y - 2;
-				else
-					c->h = h - 2;
-			}
-			else { /* fallback if h < bh */
-				c->x = sx + mw;
-				c->y = sy + bh;
-				c->w = w - 2;
-				c->h = sh - 2 - bh;
-			}
-			resize(c, False, TopLeft);
-			i++;
-		}
-		else
-			ban(c);
-	}
-	if(!sel || !isvisible(sel))
-		sel = getnext(clients);
-	if(sel)
-		focus(sel);
-	else
-		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
-	restack();
-}
-
 Client *
 getnext(Client *c)
 {
@@ -165,84 +86,21 @@ initrregs()
 	}
 }
 
-Bool
-isvisible(Client *c)
-{
-	unsigned int i;
-
-	for(i = 0; i < ntags; i++)
-		if(c->tags[i] && seltag[i])
-			return True;
-	return False;
-}
-
-void
-restack()
-{
-	static unsigned int nwins = 0;
-	static Window *wins = NULL;
-	unsigned int f, fi, m, mi, n;
-	Client *c;
-	XEvent ev;
-
-	for(f = 0, m = 0, c = clients; c; c = c->next)
-		if(isvisible(c)) {
-			if(c->isfloat || arrange == dofloat)
-				f++;
-			else
-				m++;
-		}
-	if(!(n = 2 * (f + m))) {
-		drawstatus();
-		return;
-	}
-	if(nwins < n) {
-		nwins = n;
-		wins = erealloc(wins, nwins * sizeof(Window));
-	}
-
-	fi = 0;
-	mi = 2 * f;
-	if(sel->isfloat || arrange == dofloat) {
-		wins[fi++] = sel->title;
-		wins[fi++] = sel->win;
-	}
-	else {
-		wins[mi++] = sel->title;
-		wins[mi++] = sel->win;
-	}
-	for(c = clients; c; c = c->next)
-		if(isvisible(c) && c != sel) {
-			if(c->isfloat || arrange == dofloat) {
-				wins[fi++] = c->title;
-				wins[fi++] = c->win;
-			}
-			else {
-				wins[mi++] = c->title;
-				wins[mi++] = c->win;
-			}
-		}
-	XRestackWindows(dpy, wins, n);
-	drawall();
-	XSync(dpy, False);
-	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
-}
-
 void
 settags(Client *c)
 {
-	char classinst[256];
+	char prop[512];
 	unsigned int i, j;
 	regmatch_t tmp;
 	Bool matched = False;
 	XClassHint ch;
 
 	if(XGetClassHint(dpy, c->win, &ch)) {
-		snprintf(classinst, sizeof(classinst), "%s:%s",
+		snprintf(prop, sizeof(prop), "%s:%s:%s",
 				ch.res_class ? ch.res_class : "",
-				ch.res_name ? ch.res_name : "");
+				ch.res_name ? ch.res_name : "", c->name);
 		for(i = 0; !matched && i < len; i++)
-			if(rreg[i].clregex && !regexec(rreg[i].clregex, classinst, 1, &tmp, 0)) {
+			if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) {
 				c->isfloat = rule[i].isfloat;
 				for(j = 0; rreg[i].tregex && j < ntags; j++) {
 					if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
@@ -259,6 +117,8 @@ settags(Client *c)
 	if(!matched)
 		for(i = 0; i < ntags; i++)
 			c->tags[i] = seltag[i];
+	for(i = 0; i < ntags && !c->tags[i]; i++);
+	c->weight = i;
 }
 
 void
@@ -272,16 +132,7 @@ tag(Arg *arg)
 	for(i = 0; i < ntags; i++)
 		sel->tags[i] = False;
 	sel->tags[arg->i] = True;
-	settitle(sel);
-	if(!isvisible(sel))
-		arrange(NULL);
-}
-
-void
-togglemode(Arg *arg)
-{
-	arrange = arrange == dofloat ? dotile : dofloat;
-	arrange(NULL);
+	commit();
 }
 
 void
@@ -296,31 +147,5 @@ toggletag(Arg *arg)
 	for(i = 0; i < ntags && !sel->tags[i]; i++);
 	if(i == ntags)
 		sel->tags[arg->i] = True;
-	settitle(sel);
-	if(!isvisible(sel))
-		arrange(NULL);
-}
-
-
-void
-toggleview(Arg *arg)
-{
-	unsigned int i;
-
-	seltag[arg->i] = !seltag[arg->i];
-	for(i = 0; i < ntags && !seltag[i]; i++);
-	if(i == ntags)
-		seltag[arg->i] = True; /* cannot toggle last view */
-	arrange(NULL);
-}
-
-void
-view(Arg *arg)
-{
-	unsigned int i;
-
-	for(i = 0; i < ntags; i++)
-		seltag[i] = False;
-	seltag[arg->i] = True;
-	arrange(NULL);
+	commit();
 }

util.c

@@ -9,14 +9,6 @@
 #include <sys/wait.h>
 #include <unistd.h>
 
-/* static */
-
-static void
-bad_malloc(unsigned int size)
-{
-	eprint("fatal: could not malloc() %u bytes\n", size);
-}
-
 /* extern */
 
 void *
@@ -25,7 +17,7 @@ emallocz(unsigned int size)
 	void *res = calloc(1, size);
 
 	if(!res)
-		bad_malloc(size);
+		eprint("fatal: could not malloc() %u bytes\n", size);
 	return res;
 }
 
@@ -45,7 +37,7 @@ erealloc(void *ptr, unsigned int size)
 {
 	void *res = realloc(ptr, size);
 	if(!res)
-		bad_malloc(size);
+		eprint("fatal: could not malloc() %u bytes\n", size);
 	return res;
 }
 
@@ -59,12 +51,13 @@ spawn(Arg *arg)
 
 	if(!arg->cmd)
 		return;
+	/* the double-fork construct avoids zombie processes */
 	if(fork() == 0) {
 		if(fork() == 0) {
 			if(dpy)
 				close(ConnectionNumber(dpy));
 			setsid();
-			execl(shell, shell, "-c", arg->cmd, NULL);
+			execl(shell, shell, "-c", arg->cmd, (char *)NULL);
 			fprintf(stderr, "dwm: execl '%s -c %s'", shell, arg->cmd);
 			perror(" failed");
 		}

view.c

@@ -0,0 +1,289 @@
+/*
+ * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
+ * See LICENSE file for license details.
+ */
+#include "dwm.h"
+#include <stdio.h>
+
+/* static */
+
+static Client *
+minclient()
+{
+	Client *c, *min;
+
+	for(min = c = clients; c; c = c->next)
+		if(c->weight < min->weight)
+			min = c;
+	return min;
+}
+
+
+static void
+reorder()
+{
+	Client *c, *newclients, *tail;
+
+	newclients = tail = NULL;
+	while((c = minclient())) {
+		detach(c);
+		if(tail) {
+			c->prev = tail;
+			tail->next = c;
+			tail = c;
+		}
+		else
+			tail = newclients = c;
+	}
+	clients = newclients;
+}
+
+/* extern */
+
+void (*arrange)(Arg *) = DEFMODE;
+
+void
+detach(Client *c)
+{
+	if(c->prev)
+		c->prev->next = c->next;
+	if(c->next)
+		c->next->prev = c->prev;
+	if(c == clients)
+		clients = c->next;
+	c->next = c->prev = NULL;
+}
+
+void
+dofloat(Arg *arg)
+{
+	Client *c;
+
+	for(c = clients; c; c = c->next) {
+		c->ismax = False;
+		if(isvisible(c)) {
+			resize(c, True, TopLeft);
+		}
+		else
+			ban(c);
+	}
+	if((sel = getnext(clients)))
+		focus(sel);
+	else
+		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+	restack();
+}
+
+void
+dotile(Arg *arg)
+{
+	int h, i, n, w;
+	Client *c;
+
+	w = sw - mw;
+	for(n = 0, c = clients; c; c = c->next)
+		if(isvisible(c) && !c->isfloat)
+			n++;
+
+	if(n > 1)
+		h = (sh - bh) / (n - 1);
+	else
+		h = sh - bh;
+
+	for(i = 0, c = clients; c; c = c->next) {
+		c->ismax = False;
+		if(isvisible(c)) {
+			if(c->isfloat) {
+				resize(c, True, TopLeft);
+				continue;
+			}
+			if(n == 1) {
+				c->x = sx;
+				c->y = sy + bh;
+				c->w = sw - 2;
+				c->h = sh - 2 - bh;
+			}
+			else if(i == 0) {
+				c->x = sx;
+				c->y = sy + bh;
+				c->w = mw - 2;
+				c->h = sh - 2 - bh;
+			}
+			else if(h > bh) {
+				c->x = sx + mw;
+				c->y = sy + (i - 1) * h + bh;
+				c->w = w - 2;
+				if(i + 1 == n)
+					c->h = sh - c->y - 2;
+				else
+					c->h = h - 2;
+			}
+			else { /* fallback if h < bh */
+				c->x = sx + mw;
+				c->y = sy + bh;
+				c->w = w - 2;
+				c->h = sh - 2 - bh;
+			}
+			resize(c, False, TopLeft);
+			i++;
+		}
+		else
+			ban(c);
+	}
+	if((sel = getnext(clients)))
+		focus(sel);
+	else
+		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+	restack();
+}
+
+void
+focusnext(Arg *arg)
+{
+	Client *c;
+   
+	if(!sel)
+		return;
+
+	if(!(c = getnext(sel->next)))
+		c = getnext(clients);
+	if(c) {
+		focus(c);
+		restack();
+	}
+}
+
+void
+focusprev(Arg *arg)
+{
+	Client *c;
+
+	if(!sel)
+		return;
+
+	if(!(c = getprev(sel->prev))) {
+		for(c = clients; c && c->next; c = c->next);
+		c = getprev(c);
+	}
+	if(c) {
+		focus(c);
+		restack();
+	}
+}
+
+Bool
+isvisible(Client *c)
+{
+	unsigned int i;
+
+	for(i = 0; i < ntags; i++)
+		if(c->tags[i] && seltag[i])
+			return True;
+	return False;
+}
+
+void
+restack()
+{
+	static unsigned int nwins = 0;
+	static Window *wins = NULL;
+	unsigned int f, fi, m, mi, n;
+	Client *c;
+	XEvent ev;
+
+	for(f = 0, m = 0, c = clients; c; c = c->next)
+		if(isvisible(c)) {
+			if(c->isfloat || arrange == dofloat)
+				f++;
+			else
+				m++;
+		}
+	if(!(n = 2 * (f + m))) {
+		drawstatus();
+		return;
+	}
+	if(nwins < n) {
+		nwins = n;
+		wins = erealloc(wins, nwins * sizeof(Window));
+	}
+
+	fi = 0;
+	mi = 2 * f;
+	if(sel->isfloat || arrange == dofloat) {
+		wins[fi++] = sel->twin;
+		wins[fi++] = sel->win;
+	}
+	else {
+		wins[mi++] = sel->twin;
+		wins[mi++] = sel->win;
+	}
+	for(c = clients; c; c = c->next)
+		if(isvisible(c) && c != sel) {
+			if(c->isfloat || arrange == dofloat) {
+				wins[fi++] = c->twin;
+				wins[fi++] = c->win;
+			}
+			else {
+				wins[mi++] = c->twin;
+				wins[mi++] = c->win;
+			}
+		}
+	XRestackWindows(dpy, wins, n);
+	drawall();
+	XSync(dpy, False);
+	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+
+void
+togglemode(Arg *arg)
+{
+	arrange = (arrange == dofloat) ? dotile : dofloat;
+	if(sel)
+		arrange(NULL);
+	else
+		drawstatus();
+}
+
+void
+toggleview(Arg *arg)
+{
+	unsigned int i;
+
+	seltag[arg->i] = !seltag[arg->i];
+	for(i = 0; i < ntags && !seltag[i]; i++);
+	if(i == ntags)
+		seltag[arg->i] = True; /* cannot toggle last view */
+	reorder();
+	arrange(NULL);
+}
+
+void
+view(Arg *arg)
+{
+	unsigned int i;
+
+	for(i = 0; i < ntags; i++)
+		seltag[i] = False;
+	seltag[arg->i] = True;
+	reorder();
+	arrange(NULL);
+}
+
+void
+zoom(Arg *arg)
+{
+	Client *c = sel;
+
+	if(!c || (arrange != dotile) || c->isfloat || c->ismax)
+		return;
+
+	if(c == getnext(clients))
+		if(!(c = getnext(c->next)))
+			return;
+	detach(c);
+	c->next = clients;
+	clients->prev = c;
+	clients = c;
+	focus(c);
+	arrange(NULL);
+}