fixed quoting and a comment

.hgtags

@@ -29,3 +29,11 @@ c7f84f23ec5aef29988dcdc4ec22a7352ee8f58e 2.5.1
 21951c0dfbae5af68ed77821a4d87253ee91803f 2.7
 107719a9ce3bd0c79f9f1f626596eb338a276561 2.8
 3a5910fac3ccb522a98aeeba7af7008530b25092 2.9
+76b58d21ea98257c05565a3b9c850b9b26a32968 3.0
+e1c8bef05e6e48df4f26471ea0712aa43ab9d949 3.1
+4ce65f61f01b055fa6c2901c6d2527ef741aa4bf 3.2
+f2cabc83a18f9b5b548159329ddd4dee904fa31f 3.2.1
+d3876aa792923f9a95f7ad0c7f0134533404df35 3.2.2
+0f91934037b04221ff5d1ba3a6c39c1ff26e3661 3.3
+9ede7b2d2450537e750d5505789fbe63960e97e6 3.4
+63ad05e7f9e1f4f1881fb02f529cb6c6ae81e693 3.5

Makefile

@@ -1,9 +1,9 @@
 # dwm - dynamic window manager
-#   (C)opyright MMVII Anselm R. Garbe
+#   (C)opyright MMVI-MMVII Anselm R. Garbe
 
 include config.mk
 
-SRC = client.c draw.c event.c main.c tag.c util.c view.c
+SRC = client.c draw.c event.c layout.c main.c tag.c util.c
 OBJ = ${SRC:.c=.o}
 
 all: options dwm
@@ -13,7 +13,6 @@ options:
 	@echo "CFLAGS   = ${CFLAGS}"
 	@echo "LDFLAGS  = ${LDFLAGS}"
 	@echo "CC       = ${CC}"
-	@echo "LD       = ${LD}"
 
 .c.o:
 	@echo CC $<
@@ -26,8 +25,8 @@ config.h:
 	@cp config.default.h $@
 
 dwm: ${OBJ}
-	@echo LD $@
+	@echo CC -o $@
-	@${LD} -o $@ ${OBJ} ${LDFLAGS}
+	@${CC} -o $@ ${OBJ} ${LDFLAGS}
 	@strip $@
 
 clean:
@@ -50,7 +49,7 @@ install: all
 	@chmod 755 ${DESTDIR}${PREFIX}/bin/dwm
 	@echo installing manual page to ${DESTDIR}${MANPREFIX}/man1
 	@mkdir -p ${DESTDIR}${MANPREFIX}/man1
-	@sed 's/VERSION/${VERSION}/g' < dwm.1 > ${DESTDIR}${MANPREFIX}/man1/dwm.1
+	@sed "s/VERSION/${VERSION}/g" < dwm.1 > ${DESTDIR}${MANPREFIX}/man1/dwm.1
 	@chmod 644 ${DESTDIR}${MANPREFIX}/man1/dwm.1
 
 uninstall:

client.c

@@ -7,11 +7,18 @@
 #include <X11/Xatom.h>
 #include <X11/Xutil.h>
 
-/* static functions */
+/* static */
+
+static void
+attachstack(Client *c) {
+	c->snext = stack;
+	stack = c;
+}
 
 static void
 detachstack(Client *c) {
 	Client **tc;
+
 	for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
 	*tc = c->snext;
 }
@@ -53,89 +60,153 @@ grabbuttons(Client *c, Bool focused) {
 				GrabModeAsync, GrabModeSync, None, None);
 }
 
+static Bool
+isprotodel(Client *c) {
+	int i, n;
+	Atom *protocols;
+	Bool ret = False;
+
+	if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
+		for(i = 0; !ret && i < n; i++)
+			if(protocols[i] == wmatom[WMDelete])
+				ret = True;
+		XFree(protocols);
+	}
+	return ret;
+}
+
+static void
+setclientstate(Client *c, long state) {
+	long data[] = {state, None};
+
+	XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
+			PropModeReplace, (unsigned char *)data, 2);
+}
+
+static void
+togglemax(Client *c) {
+	XEvent ev;
+
+	if(c->isfixed)
+		return;
+	if((c->ismax = !c->ismax)) {
+		c->rx = c->x;
+		c->ry = c->y;
+		c->rw = c->w;
+		c->rh = c->h;
+		resize(c, wax, way, waw - 2 * BORDERPX, wah - 2 * BORDERPX, True);
+	}
+	else
+		resize(c, c->rx, c->ry, c->rw, c->rh, True);
+	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+
 static int
 xerrordummy(Display *dsply, XErrorEvent *ee) {
 	return 0;
 }
 
-/* extern functions */
+/* extern */
 
 void
-ban(Client *c) {
+attach(Client *c) {
-	XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+	if(clients)
-	XMoveWindow(dpy, c->twin, c->tx + 2 * sw, c->ty);
+		clients->prev = c;
+	c->next = clients;
+	clients = c;
 }
 
 void
 configure(Client *c) {
-	XEvent synev;
+	XConfigureEvent ce;
 
-	synev.type = ConfigureNotify;
+	ce.type = ConfigureNotify;
-	synev.xconfigure.display = dpy;
+	ce.display = dpy;
-	synev.xconfigure.event = c->win;
+	ce.event = c->win;
-	synev.xconfigure.window = c->win;
+	ce.window = c->win;
-	synev.xconfigure.x = c->x;
+	ce.x = c->x;
-	synev.xconfigure.y = c->y;
+	ce.y = c->y;
-	synev.xconfigure.width = c->w;
+	ce.width = c->w;
-	synev.xconfigure.height = c->h;
+	ce.height = c->h;
-	synev.xconfigure.border_width = c->border;
+	ce.border_width = c->border;
-	synev.xconfigure.above = None;
+	ce.above = None;
-	XSendEvent(dpy, c->win, True, NoEventMask, &synev);
+	ce.override_redirect = False;
+	XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
+}
+
+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
 focus(Client *c) {
-	Client *old;
+	if(c && !isvisible(c))
-
-	if(!issel || (c && !isvisible(c)))
 		return;
-	if(!sel)
+	if(sel && sel != c) {
-		sel = c;
+		grabbuttons(sel, False);
-	else if(sel != c) {
+		XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
-		old = sel;
-		sel = c;
-		if(old) {
-			grabbuttons(old, False);
-			drawclient(old);
-		}
 	}
 	if(c) {
 		detachstack(c);
-		c->snext = stack;
+		attachstack(c);
-		stack = c;
 		grabbuttons(c, True);
-		drawclient(c);
+	}
+	sel = c;
+	drawstatus();
+	if(!selscreen)
+		return;
+	if(c) {
+		XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
 		XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
 	}
 	else
 		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
 }
 
-Client *
+void
-getclient(Window w) {
+focusnext(Arg *arg) {
 	Client *c;
-
+   
-	for(c = clients; c; c = c->next)
+	if(!sel)
-		if(c->win == w)
+		return;
-			return c;
+	for(c = sel->next; c && !isvisible(c); c = c->next);
-	return NULL;
+	if(!c)
+		for(c = clients; c && !isvisible(c); c = c->next);
+	if(c) {
+		focus(c);
+		restack();
+	}
 }
 
-Client *
+void
-getctitle(Window w) {
+focusprev(Arg *arg) {
 	Client *c;
 
-	for(c = clients; c; c = c->next)
+	if(!sel)
-		if(c->twin == w)
+		return;
-			return c;
+	for(c = sel->prev; c && !isvisible(c); c = c->prev);
-	return NULL;
+	if(!c) {
+		for(c = clients; c && c->next; c = c->next);
+		for(; c && !isvisible(c); c = c->prev);
+	}
+	if(c) {
+		focus(c);
+		restack();
+	}
 }
 
 void
 killclient(Arg *arg) {
 	if(!sel)
 		return;
-	if(sel->proto & PROTODELWIN)
+	if(isprotodel(sel))
 		sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
 	else
 		XKillClient(dpy, sel->win);
@@ -143,116 +214,130 @@ killclient(Arg *arg) {
 
 void
 manage(Window w, XWindowAttributes *wa) {
-	Client *c;
+	Client *c, *t;
 	Window trans;
-	XSetWindowAttributes twa;
+	XWindowChanges wc;
 
 	c = emallocz(sizeof(Client));
 	c->tags = emallocz(ntags * sizeof(Bool));
 	c->win = w;
-	c->border = 0;
+	c->x = wa->x;
-	c->x = c->tx = wa->x;
+	c->y = wa->y;
-	c->y = c->ty = wa->y;
+	c->w = wa->width;
-	c->w = c->tw = wa->width;
 	c->h = wa->height;
-	c->th = bh;
+	if(c->w == sw && c->h == sh) {
-	updatesizehints(c);
+		c->border = 0;
-	if(c->x + c->w + 2 * BORDERPX > sw)
-		c->x = sw - c->w - 2 * BORDERPX;
-	if(c->x < sx)
 		c->x = sx;
-	if(c->y + c->h + 2 * BORDERPX > sh)
+		c->y = sy;
-		c->y = sh - c->h - 2 * BORDERPX;
+	}
-	if(c->h != sh && c->y < bh)
+	else {
-		c->y = bh;
+		c->border = BORDERPX;
-	c->proto = getproto(c->win);
+		if(c->x + c->w + 2 * c->border > wax + waw)
-	XSelectInput(dpy, c->win,
+			c->x = wax + waw - c->w - 2 * c->border;
+		if(c->y + c->h + 2 * c->border > way + wah)
+			c->y = way + wah - c->h - 2 * c->border;
+		if(c->x < wax)
+			c->x = wax;
+		if(c->y < way)
+			c->y = way;
+	}
+	updatesizehints(c);
+	XSelectInput(dpy, w,
 		StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
-	XGetTransientForHint(dpy, c->win, &trans);
+	XGetTransientForHint(dpy, w, &trans);
-	twa.override_redirect = 1;
-	twa.background_pixmap = ParentRelative;
-	twa.event_mask = ExposureMask | EnterWindowMask;
-	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);
+	wc.border_width = c->border;
+	XConfigureWindow(dpy, w, CWBorderWidth, &wc);
+	XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
+	configure(c); /* propagates border_width, if size doesn't change */
 	updatetitle(c);
-	settags(c, getclient(trans));
+	for(t = clients; t && t->win != trans; t = t->next);
-	if(!c->isfloat)
+	settags(c, t);
-		c->isfloat = trans || c->isfixed;
+	if(!c->isversatile)
-	resizetitle(c);
+		c->isversatile = (t != NULL) || c->isfixed;
-	if(clients)
+	attach(c);
-		clients->prev = c;
+	attachstack(c);
-	c->next = clients;
+	c->isbanned = True;
-	c->snext = stack;
+	XMoveWindow(dpy, w, c->x + 2 * sw, c->y);
-	stack = clients = c;
+	XMapWindow(dpy, w);
-	ban(c);
+	setclientstate(c, NormalState);
-	XMapWindow(dpy, c->win);
-	XMapWindow(dpy, c->twin);
 	if(isvisible(c))
 		focus(c);
-	arrange();
+	lt->arrange();
+}
+
+Client *
+nexttiled(Client *c) {
+	for(; c && (c->isversatile || !isvisible(c)); c = c->next);
+	return c;
 }
 
 void
-resize(Client *c, Bool sizehints, Corner sticky) {
+resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
-	int bottom = c->y + c->h;
+	float actual, dx, dy, max, min;
-	int right = c->x + c->w;
 	XWindowChanges wc;
 
+	if(w <= 0 || h <= 0)
+		return;
 	if(sizehints) {
+		if(c->minw && w < c->minw)
+			w = c->minw;
+		if(c->minh && h < c->minh)
+			h = c->minh;
+		if(c->maxw && w > c->maxw)
+			w = c->maxw;
+		if(c->maxh && h > c->maxh)
+			h = c->maxh;
+		/* inspired by algorithm from fluxbox */
+		if(c->minay > 0 && c->maxay && (h - c->baseh) > 0) {
+			dx = (float)(w - c->basew);
+			dy = (float)(h - c->baseh);
+			min = (float)(c->minax) / (float)(c->minay);
+			max = (float)(c->maxax) / (float)(c->maxay);
+			actual = dx / dy;
+			if(max > 0 && min > 0 && actual > 0) {
+				if(actual < min) {
+					dy = (dx * min + dy) / (min * min + 1);
+					dx = dy * min;
+					w = (int)dx + c->basew;
+					h = (int)dy + c->baseh;
+				}
+				else if(actual > max) {
+					dy = (dx * min + dy) / (max * max + 1);
+					dx = dy * min;
+					w = (int)dx + c->basew;
+					h = (int)dy + c->baseh;
+				}
+			}
+		}
 		if(c->incw)
-			c->w -= (c->w - c->basew) % c->incw;
+			w -= (w - c->basew) % c->incw;
 		if(c->inch)
-			c->h -= (c->h - c->baseh) % c->inch;
+			h -= (h - c->baseh) % c->inch;
-		if(c->minw && c->w < c->minw)
-			c->w = c->minw;
-		if(c->minh && c->h < c->minh)
-			c->h = c->minh;
-		if(c->maxw && c->w > c->maxw)
-			c->w = c->maxw;
-		if(c->maxh && c->h > c->maxh)
-			c->h = c->maxh;
 	}
-	if(sticky == TopRight || sticky == BotRight)
+	if(w == sw && h == sh)
-		c->x = right - c->w;
+		c->border = 0;
-	if(sticky == BotLeft || sticky == BotRight)
+	else
-		c->y = bottom - c->h;
+		c->border = BORDERPX;
 	/* offscreen appearance fixes */
-	if(c->x + c->w < sx)
+	if(x > sw)
-		c->x = sx;
+		x = sw - w - 2 * c->border;
-	if(c->y + c->h < bh)
+	if(y > sh)
-		c->y = bh;
+		y = sh - h - 2 * c->border;
-	if(c->x > sw)
+	if(x + w + 2 * c->border < sx)
-		c->x = sw - c->w;
+		x = sx;
-	if(c->y > sh)
+	if(y + h + 2 * c->border < sy)
-		c->y = sh - c->h;
+		y = sy;
-	resizetitle(c);
+	if(c->x != x || c->y != y || c->w != w || c->h != h) {
-	wc.x = c->x;
+		c->x = wc.x = x;
-	wc.y = c->y;
+		c->y = wc.y = y;
-	wc.width = c->w;
+		c->w = wc.width = w;
-	wc.height = c->h;
+		c->h = wc.height = h;
-	if(c->w == sw && c->h == sh)
+		wc.border_width = c->border;
-		wc.border_width = 0;
+		XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
-	else
+		configure(c);
-		wc.border_width = BORDERPX;
+		XSync(dpy, False);
-	XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
+	}
-	configure(c);
-	XSync(dpy, False);
-}
-
-void
-resizetitle(Client *c) {
-	c->tw = textw(c->name);
-	if(c->tw > c->w)
-		c->tw = c->w + 2 * BORDERPX;
-	c->tx = c->x + c->w - c->tw + 2 * BORDERPX;
-	c->ty = c->y;
-	if(isvisible(c))
-		XMoveResizeWindow(dpy, c->twin, c->tx, c->ty, c->tw, c->th);
-	else
-		XMoveResizeWindow(dpy, c->twin, c->tx + 2 * sw, c->ty, c->tw, c->th);
 }
 
 void
@@ -287,8 +372,16 @@ updatesizehints(Client *c) {
 	}
 	else
 		c->minw = c->minh = 0;
-	c->isfixed = (c->maxw && c->minw && c->maxh && c->minh &&
+	if(c->flags & PAspect) {
-				c->maxw == c->minw && c->maxh == c->minh);
+		c->minax = size.min_aspect.x;
+		c->minay = size.min_aspect.y;
+		c->maxax = size.max_aspect.x;
+		c->maxay = size.max_aspect.y;
+	}
+	else
+		c->minax = c->minay = c->maxax = c->maxay = 0;
+	c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
+			&& c->maxw == c->minw && c->maxh == c->minh);
 }
 
 void
@@ -308,7 +401,7 @@ updatetitle(Client *c) {
 		strncpy(c->name, (char *)name.value, sizeof c->name);
 	else {
 		if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
-				&& n > 0 && *list)
+		&& n > 0 && *list)
 		{
 			strncpy(c->name, *list, sizeof c->name);
 			XFreeStringList(list);
@@ -331,11 +424,33 @@ unmanage(Client *c) {
 		focus(nc);
 	}
 	XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
-	XDestroyWindow(dpy, c->twin);
+	setclientstate(c, WithdrawnState);
 	free(c->tags);
 	free(c);
 	XSync(dpy, False);
 	XSetErrorHandler(xerror);
 	XUngrabServer(dpy);
-	arrange();
+	lt->arrange();
+}
+
+void
+zoom(Arg *arg) {
+	unsigned int n;
+	Client *c;
+
+	if(!sel)
+		return;
+	if(sel->isversatile || (lt->arrange == versatile)) {
+		togglemax(sel);
+		return;
+	}
+	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
+		n++;
+	if((c = sel) == nexttiled(clients))
+		if(!(c = nexttiled(c->next)))
+			return;
+	detach(c);
+	attach(c);
+	focus(c);
+	lt->arrange();
 }

config.arg.h

@@ -2,29 +2,34 @@
  * See LICENSE file for license details.
  */
 
-#define TAGS \
+#define BORDERPX		1
-const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", NULL };
-
-#define DEFMODE			dotile		/* dofloat */
-#define FLOATSYMBOL		"><>"
-#define TILESYMBOL		"[%u]="		/* %u is replaced with nmaster */
-
 #define FONT			"-*-terminus-medium-r-*-*-14-*-*-*-*-*-*-*"
+#define NORMBORDERCOLOR		"#333"
 #define NORMBGCOLOR		"#222"
 #define NORMFGCOLOR		"#ccc"
-#define SELBGCOLOR		"#444"
+#define SELBORDERCOLOR		"#69c"
+#define SELBGCOLOR		"#555"
 #define SELFGCOLOR		"#fff"
-#define STATUSBGCOLOR		"#333"
-#define STATUSFGCOLOR		"#9cf"
 
 #define MASTER			600		/* per thousand */
 #define MODKEY			Mod1Mask
 #define NMASTER			1		/* clients in master area */
 #define SNAP			40		/* pixel */
+#define TOPBAR			True		/* False */
+
+#define TAGS \
+const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", NULL };
+
+#define LAYOUTS \
+static Layout layout[] = { \
+	/* symbol		function */ \
+	{ "[]=",		tile }, /* first entry is default */ \
+	{ "><>",		versatile }, \
+};
 
 #define KEYS \
 static Key key[] = { \
-	/* modifier			key		function		argument */ \
+	/* modifier			key		function	argument */ \
 	{ MODKEY|ShiftMask,		XK_Return,	spawn, \
 		{ .cmd = "exec uxterm -bg '#222' -fg '#eee' -cr '#eee' +sb -fn '"FONT"'" } }, \
 	{ MODKEY,			XK_p,		spawn, \
@@ -58,8 +63,8 @@ static Key key[] = { \
 	{ MODKEY|ControlMask|ShiftMask,	XK_8,		toggletag,	{ .i = 7 } }, \
 	{ MODKEY|ControlMask|ShiftMask,	XK_9,		toggletag,	{ .i = 8 } }, \
 	{ MODKEY|ShiftMask,		XK_c,		killclient,	{ 0 } }, \
-	{ MODKEY,			XK_space,	togglemode,	{ 0 } }, \
+	{ MODKEY,			XK_space,	setlayout,	{ .i = -1 } }, \
-	{ MODKEY|ShiftMask,		XK_space,	togglefloat,	{ 0 } }, \
+	{ MODKEY|ShiftMask,		XK_space,	toggleversatile,{ 0 } }, \
 	{ MODKEY,			XK_0,		view,		{ .i = -1 } }, \
 	{ MODKEY,			XK_1,		view,		{ .i = 0 } }, \
 	{ MODKEY,			XK_2,		view,		{ .i = 1 } }, \
@@ -84,9 +89,9 @@ static Key key[] = { \
 
 #define RULES \
 static Rule rule[] = { \
-	/* class:instance:title regex	tags regex	isfloat */ \
+	/* class:instance:title regex	tags regex	isversatile */ \
-	{ "Firefox.*",			"3",		False }, \
+	{ "Firefox",			"3",		False }, \
-	{ "Gimp.*",			NULL,		True }, \
+	{ "Gimp",			NULL,		True }, \
-	{ "MPlayer.*",			NULL,		True }, \
+	{ "MPlayer",			NULL,		True }, \
-	{ "Acroread.*",			NULL,		True }, \
+	{ "Acroread",			NULL,		True }, \
 };

config.default.h

@@ -2,25 +2,30 @@
  * See LICENSE file for license details.
  */
 
-#define TAGS \
+#define BORDERPX		1
-const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", NULL };
-
-#define DEFMODE			dotile		/* dofloat */
-#define FLOATSYMBOL		"><>"
-#define TILESYMBOL		"[%u]="		/* %u is replaced with nmaster */
-
 #define FONT			"-*-fixed-medium-r-normal-*-13-*-*-*-*-*-*-*"
-#define NORMBGCOLOR		"#333366"
+#define NORMBORDERCOLOR		"#dddddd"
-#define NORMFGCOLOR		"#cccccc"
+#define NORMBGCOLOR		"#eeeeee"
-#define SELBGCOLOR		"#666699"
+#define NORMFGCOLOR		"#222222"
-#define SELFGCOLOR		"#eeeeee"
+#define SELBORDERCOLOR		"#ff0000"
-#define STATUSBGCOLOR		"#dddddd"
+#define SELBGCOLOR		"#006699"
-#define STATUSFGCOLOR		"#222222"
+#define SELFGCOLOR		"#ffffff"
 
 #define MASTER			600		/* per thousand */
 #define MODKEY			Mod1Mask
 #define NMASTER			1		/* clients in master area */
 #define SNAP			20		/* pixel */
+#define TOPBAR			True		/* False */
+
+#define TAGS \
+const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", NULL };
+
+#define LAYOUTS \
+Layout layout[] = { \
+	/* symbol		function */ \
+	{ "[]=",		tile }, /* first entry is default */ \
+	{ "><>",		versatile }, \
+};
 
 #define KEYS \
 static Key key[] = { \
@@ -53,8 +58,8 @@ static Key key[] = { \
 	{ MODKEY|ControlMask|ShiftMask,	XK_8,		toggletag,	{ .i = 7 } }, \
 	{ MODKEY|ControlMask|ShiftMask,	XK_9,		toggletag,	{ .i = 8 } }, \
 	{ MODKEY|ShiftMask,		XK_c,		killclient,	{ 0 } }, \
-	{ MODKEY,			XK_space,	togglemode,	{ 0 } }, \
+	{ MODKEY,			XK_space,	setlayout,	{ .i = -1 } }, \
-	{ MODKEY|ShiftMask,		XK_space,	togglefloat,	{ 0 } }, \
+	{ MODKEY|ShiftMask,		XK_space,	toggleversatile,{ 0 } }, \
 	{ MODKEY,			XK_0,		view,		{ .i = -1 } }, \
 	{ MODKEY,			XK_1,		view,		{ .i = 0 } }, \
 	{ MODKEY,			XK_2,		view,		{ .i = 1 } }, \
@@ -81,7 +86,8 @@ static Key key[] = { \
  * xprop | awk -F '"' '/^WM_CLASS/ { printf("%s:%s:",$4,$2) }; /^WM_NAME/ { printf("%s\n",$2) }' */
 #define RULES \
 static Rule rule[] = { \
-	/* class:instance:title regex	tags regex	isfloat */ \
+	/* class:instance:title regex	tags regex	isversatile */ \
-	{ "Firefox.*",			"2",		False }, \
+	{ "Gimp",			NULL,		True }, \
-	{ "Gimp.*",			NULL,		True }, \
+	{ "MPlayer",			NULL,		True }, \
+	{ "Acroread",			NULL,		True }, \
 };

config.mk

@@ -1,5 +1,5 @@
 # dwm version
-VERSION = 3.0
+VERSION = 3.6
 
 # Customize below to fit your system
 
@@ -27,4 +27,3 @@ LDFLAGS = ${LIBS}
 
 # compiler and linker
 CC = cc
-LD = ${CC}

draw.c

@@ -1,16 +1,36 @@
-/* (C)opyright MMIV-MMVII Anselm R. Garbe <garbeam at gmail dot com>
+/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
  * See LICENSE file for license details.
  */
 #include "dwm.h"
-#include <stdio.h>
 #include <string.h>
 
 /* static */
 
+static void
+drawsquare(Bool filled, Bool empty, unsigned long col[ColLast]) {
+	int x;
+	XGCValues gcv;
+	XRectangle r = { dc.x, dc.y, dc.w, dc.h };
+
+	gcv.foreground = col[ColFG];
+	XChangeGC(dpy, dc.gc, GCForeground, &gcv);
+	x = (dc.font.ascent + dc.font.descent + 2) / 4;
+	r.x = dc.x + 1;
+	r.y = dc.y + 1;
+	if(filled) {
+		r.width = r.height = x + 1;
+		XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
+	}
+	else if(empty) {
+		r.width = r.height = x;
+		XDrawRectangles(dpy, dc.drawable, dc.gc, &r, 1);
+	}
+}
+
 static Bool
-isoccupied(unsigned int t)
+isoccupied(unsigned int t) {
-{
 	Client *c;
+
 	for(c = clients; c; c = c->next)
 		if(c->tags[t])
 			return True;
@@ -28,14 +48,50 @@ textnw(const char *text, unsigned int len) {
 	return XTextWidth(dc.font.xfont, text, len);
 }
 
-static void
+/* extern */
-drawtext(const char *text, unsigned long col[ColLast], Bool filledsquare, Bool emptysquare) {
+
+void
+drawstatus(void) {
+	int i, x;
+
+	dc.x = dc.y = 0;
+	for(i = 0; i < ntags; i++) {
+		dc.w = textw(tags[i]);
+		if(seltag[i]) {
+			drawtext(tags[i], dc.sel);
+			drawsquare(sel && sel->tags[i], isoccupied(i), dc.sel);
+		}
+		else {
+			drawtext(tags[i], dc.norm);
+			drawsquare(sel && sel->tags[i], isoccupied(i), dc.norm);
+		}
+		dc.x += dc.w;
+	}
+	dc.w = blw;
+	drawtext(lt->symbol, dc.norm);
+	x = dc.x + dc.w;
+	dc.w = textw(stext);
+	dc.x = sw - dc.w;
+	if(dc.x < x) {
+		dc.x = x;
+		dc.w = sw - x;
+	}
+	drawtext(stext, dc.norm);
+	if((dc.w = dc.x - x) > bh) {
+		dc.x = x;
+		drawtext(sel ? sel->name : NULL, sel ? dc.sel : dc.norm);
+	}
+	XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, sw, bh, 0, 0);
+	XSync(dpy, False);
+}
+
+void
+drawtext(const char *text, unsigned long col[ColLast]) {
 	int x, y, w, h;
 	static char buf[256];
 	unsigned int len, olen;
 	XGCValues gcv;
 	XRectangle r = { dc.x, dc.y, dc.w, dc.h };
-	XPoint pt[5];
 
 	XSetForeground(dpy, dc.gc, col[ColBG]);
 	XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
@@ -73,136 +129,6 @@ drawtext(const char *text, unsigned long col[ColLast], Bool filledsquare, Bool e
 		XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv);
 		XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
 	}
-	x = (h + 2) / 4;
-	if(filledsquare) {
-		r.x = dc.x + 1;
-		r.y = dc.y + 1;
-		r.width = r.height = x + 1;
-		XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
-	}
-	else if(emptysquare) {
-		pt[0].x = dc.x + 1;
-		pt[0].y = dc.y + 1;
-		pt[1].x = x;
-		pt[1].y = 0;
-		pt[2].x = 0;
-		pt[2].y = x;
-		pt[3].x = -x;
-		pt[3].y = 0;
-		pt[4].x = 0;
-		pt[4].y = -x;
-		XDrawLines(dpy, dc.drawable, dc.gc, pt, 5, CoordModePrevious);
-	}
-}
-
-/* extern */
-
-void
-drawall(void) {
-	Client *c;
-
-	for(c = clients; c; c = getnext(c->next))
-		drawclient(c);
-	drawstatus();
-}
-
-void
-drawstatus(void) {
-	int i, x;
-
-	dc.x = dc.y = 0;
-	for(i = 0; i < ntags; i++) {
-		dc.w = textw(tags[i]);
-		if(seltag[i])
-			drawtext(tags[i], dc.sel, sel && sel->tags[i], isoccupied(i));
-		else
-			drawtext(tags[i], dc.norm, sel && sel->tags[i], isoccupied(i));
-		dc.x += dc.w;
-	}
-	dc.w = bmw;
-	drawtext(mtext, dc.status, False, False);
-	x = dc.x + dc.w;
-	dc.w = textw(stext);
-	dc.x = bw - dc.w;
-	if(dc.x < x) {
-		dc.x = x;
-		dc.w = bw - x;
-	}
-	drawtext(stext, dc.status, False, False);
-	if((dc.w = dc.x - x) > bh) {
-		dc.x = x;
-		drawtext(sel ? sel->name : NULL, sel ? dc.sel : dc.norm, False, False);
-	}
-	XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0);
-	XSync(dpy, False);
-}
-
-void
-drawclient(Client *c) {
-	if(c == sel && issel) {
-		drawstatus();
-		XUnmapWindow(dpy, c->twin);
-		XSetWindowBorder(dpy, c->win, dc.sel[ColBG]);
-		return;
-	}
-	XSetWindowBorder(dpy, c->win, dc.norm[ColBG]);
-	XMapWindow(dpy, c->twin);
-	dc.x = dc.y = 0;
-	dc.w = c->tw;
-	drawtext(c->name, dc.norm, False,False);
-	XCopyArea(dpy, dc.drawable, c->twin, dc.gc, 0, 0, c->tw, c->th, 0, 0);
-	XSync(dpy, False);
-}
-
-unsigned long
-getcolor(const char *colstr) {
-	Colormap cmap = DefaultColormap(dpy, screen);
-	XColor color;
-
-	if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
-		eprint("error, cannot allocate color '%s'\n", colstr);
-	return color.pixel;
-}
-
-void
-setfont(const char *fontstr) {
-	char *def, **missing;
-	int i, n;
-
-	missing = NULL;
-	if(dc.font.set)
-		XFreeFontSet(dpy, dc.font.set);
-	dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
-	if(missing) {
-		while(n--)
-			fprintf(stderr, "missing fontset: %s\n", missing[n]);
-		XFreeStringList(missing);
-	}
-	if(dc.font.set) {
-		XFontSetExtents *font_extents;
-		XFontStruct **xfonts;
-		char **font_names;
-		dc.font.ascent = dc.font.descent = 0;
-		font_extents = XExtentsOfFontSet(dc.font.set);
-		n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
-		for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
-			if(dc.font.ascent < (*xfonts)->ascent)
-				dc.font.ascent = (*xfonts)->ascent;
-			if(dc.font.descent < (*xfonts)->descent)
-				dc.font.descent = (*xfonts)->descent;
-			xfonts++;
-		}
-	}
-	else {
-		if(dc.font.xfont)
-			XFreeFont(dpy, dc.font.xfont);
-		dc.font.xfont = NULL;
-		if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr)))
-			eprint("error, cannot load font: '%s'\n", fontstr);
-		dc.font.ascent = dc.font.xfont->ascent;
-		dc.font.descent = dc.font.xfont->descent;
-	}
-	dc.font.height = dc.font.ascent + dc.font.descent;
 }
 
 unsigned int

dwm.1

@@ -6,27 +6,26 @@ dwm \- dynamic window manager
 .RB [ \-v ]
 .SH DESCRIPTION
 dwm is a dynamic window manager for X. It manages windows in tiling and
-floating modes. Either mode can be applied dynamically, optimizing the
+versatile layouts. Either layout can be applied dynamically, optimizing the
 environment for the application in use and the task performed.
 .P
-In tiling mode windows are managed in a master and stacking area. The master
+In tiling layout windows are managed in a master and stacking area. The master
 area contains the windows which currently need most attention, whereas the
-stacking area contains all other windows. In floating mode windows can be
+stacking area contains all other windows. In versatile layout windows can be
-resized and moved freely. Dialog windows are always managed floating,
+resized and moved freely. Dialog windows are always managed versatile,
-regardless of the mode applied.
+regardless of the layout applied.
 .P
 Windows are grouped by tags. Each window can be tagged with one or multiple
 tags. Selecting certain tags displays all windows with these tags.
 .P
-dwm contains a small status bar which displays all available tags, the mode,
+dwm contains a small status bar which displays all available tags, the layout,
 the title of the focused window, and the text read from standard input. The
 selected tags are indicated with a different color. The tags of the focused
 window are indicated with a filled square in the top left corner.  The tags
 which are applied to one or more windows are indicated with an empty square in
 the top left corner.
 .P
-dwm draws a 1-pixel border around windows to indicate the focus state.
+dwm draws a small 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
@@ -38,17 +37,17 @@ prints version information to standard output, then exits.
 is read and displayed in the status text area.
 .TP
 .B Button1
-click on a tag label to display all windows with that tag, click on the mode
+click on a tag label to display all windows with that tag, click on the layout
-label toggles between tiling and floating mode.
+label toggles between tiling and versatile layout.
 .TP
 .B Button3
 click on a tag label adds/removes all windows with that tag to/from the view.
 .TP
 .B Button4
-click on the mode label increases the number of windows in the master area (tiling mode only).
+click on the layout label increases the number of windows in the master area (tiling layout only).
 .TP
 .B Button5
-click on the mode label decreases the number of windows in the master area (tiling mode only).
+click on the layout label decreases the number of windows in the master area (tiling layout only).
 .TP
 .B Mod1-Button1
 click on a tag label applies that tag to the focused window.
@@ -68,19 +67,19 @@ Focus next window.
 Focus previous window.
 .TP
 .B Mod1-Return
-Zooms/cycles current window to/from master area (tiling mode), toggles maximization current window (floating mode).
+Zooms/cycles current window to/from master area (tiling layout), toggles maximization of current window (versatile layout).
 .TP
 .B Mod1-g
-Grow master area (tiling mode only).
+Grow master area (tiling layout only).
 .TP
 .B Mod1-s
-Shrink master area (tiling mode only).
+Shrink master area (tiling layout only).
 .TP
 .B Mod1-i
-Increase the number of windows in the master area (tiling mode only).
+Increase the number of windows in the master area (tiling layout only).
 .TP
 .B Mod1-d
-Decrease the number of windows in the master area (tiling mode only).
+Decrease the number of windows in the master area (tiling layout only).
 .TP
 .B Mod1-Shift-[1..n]
 Apply
@@ -99,10 +98,10 @@ tag to/from current window.
 Close focused window.
 .TP
 .B Mod1-space
-Toggle between tiling and floating mode (affects all windows).
+Toggle between tiling and versatile layout (affects all windows).
 .TP
 .B Mod1-Shift-space
-Toggle focused window between floating and non-floating state (tiling mode only).
+Toggle focused window between versatile and non-versatile state (tiling layout only).
 .TP
 .B Mod1-[1..n]
 View all windows with
@@ -122,17 +121,19 @@ Quit dwm.
 .SS Mouse commands
 .TP
 .B Mod1-Button1
-Move current window while dragging (floating mode only).
+Move current window while dragging (versatile layout only).
 .TP
 .B Mod1-Button2
-Zoom current window to the master area (tiling mode only).
+Zooms/cycles current window to/from master area (tiling layout), toggles maximization of current window (versatile layout).
 .TP
 .B Mod1-Button3
-Resize current window while dragging (floating mode only).
+Resize current window while dragging (versatile layout only).
 .SH CUSTOMIZATION
 dwm is customized by creating a custom config.h and (re)compiling the source
 code. This keeps it fast, secure and simple.
-.SH CAVEATS
+.SH SEE ALSO
+.BR dmenu (1)
+.SH BUGS
 The status bar may display
 .BR "EOF"
 when dwm has been started by an X session manager like
@@ -146,5 +147,3 @@ you can use JDK 1.4 (which doesn't contain the XToolkit/XAWT backend) or you
 can set the following environment variable (to use the older Motif
 backend instead):
 .BR AWT_TOOLKIT=MToolkit .
-.SH SEE ALSO
-.BR dmenu (1)

dwm.h

@@ -24,9 +24,8 @@
  *
  * Keys and tagging rules are organized as arrays and defined in the config.h
  * file. These arrays are kept static in event.o and tag.o respectively,
- * because no other part of dwm needs access to them.  The current mode is
+ * because no other part of dwm needs access to them.  The current layout is
- * represented by the arrange() function pointer, which wether points to
+ * represented by the lt pointer.
- * dofloat() or dotile(). 
  *
  * To understand everything else, start reading main.c:main().
  */
@@ -36,18 +35,11 @@
 
 /* mask shorthands, used in event.c and client.c */
 #define BUTTONMASK		(ButtonPressMask | ButtonReleaseMask)
-/* other stuff used in different places */
-#define BORDERPX		1
-#define PROTODELWIN		1
 
 enum { NetSupported, NetWMName, NetLast };		/* EWMH atoms */
-enum { WMProtocols, WMDelete, WMLast };			/* default atoms */
+enum { WMProtocols, WMDelete, WMState, WMLast };	/* default atoms */
 enum { CurNormal, CurResize, CurMove, CurLast };	/* cursor */
-enum { ColFG, ColBG, ColLast };				/* color */
+enum { ColBorder, ColFG, ColBG, ColLast };		/* color */
-
-typedef enum {
-	TopLeft, TopRight, BotLeft, BotRight
-} Corner; /* window corners */
 
 typedef union {
 	const char *cmd;
@@ -66,7 +58,6 @@ typedef struct {
 	int x, y, w, h;
 	unsigned long norm[ColLast];
 	unsigned long sel[ColLast];
-	unsigned long status[ColLast];
 	Drawable drawable;
 	Fnt font;
 	GC gc;
@@ -75,99 +66,91 @@ typedef struct {
 typedef struct Client Client;
 struct Client {
 	char name[256];
-	int proto;
 	int x, y, w, h;
 	int rx, ry, rw, rh; /* revert geometry */
-	int tx, ty, tw, th; /* title window geometry */
 	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
+	int minax, minay, maxax, maxay;
 	long flags; 
 	unsigned int border;
-	Bool isfloat, isfixed, ismax;
+	Bool isbanned, isfixed, ismax, isversatile;
 	Bool *tags;
 	Client *next;
 	Client *prev;
 	Client *snext;
 	Window win;
-	Window twin;
 };
 
+typedef struct {
+	const char *symbol;
+	void (*arrange)(void);
+} Layout;
+
 extern const char *tags[];			/* all tags */
-extern char stext[1024];			/* status text */
+extern char stext[256];				/* status text */
-extern char mtext[32];				/* mode text */
-extern int bx, by, bw, bh, bmw;			/* bar geometry, bar mode label width */
 extern int screen, sx, sy, sw, sh;		/* screen geometry */
 extern int wax, way, wah, waw;			/* windowarea geometry */
+extern unsigned int bh, blw;			/* bar height, bar layout label width */
 extern unsigned int master, nmaster;		/* master percent, number of master clients */
 extern unsigned int ntags, numlockmask;		/* number of tags, dynamic lock mask */
 extern void (*handler[LASTEvent])(XEvent *);	/* event handler */
-extern void (*arrange)(void);			/* arrange function, indicates mode  */
 extern Atom wmatom[WMLast], netatom[NetLast];
-extern Bool running, issel, *seltag;		/* seltag is array of Bool */
+extern Bool running, selscreen, *seltag;	/* seltag is array of Bool */
 extern Client *clients, *sel, *stack;		/* global client list and stack */
 extern Cursor cursor[CurLast];
 extern DC dc;					/* global draw context */
 extern Display *dpy;
+extern Layout *lt;
 extern Window root, barwin;
 
 /* client.c */
-extern void ban(Client *c);			/* ban c from screen */
 extern void configure(Client *c);		/* send synthetic configure event */
 extern void focus(Client *c);			/* focus c, c may be NULL */
-extern Client *getclient(Window w);		/* return client of w */
+extern void focusnext(Arg *arg);		/* focuses next visible client, arg is ignored  */
-extern Client *getctitle(Window w);		/* return client of title window */
+extern void focusprev(Arg *arg);		/* focuses previous visible client, arg is ignored */
 extern void killclient(Arg *arg);		/* kill c nicely */
 extern void manage(Window w, XWindowAttributes *wa);	/* manage new client */
-extern void resize(Client *c, Bool sizehints, Corner sticky); /* resize c*/
+extern Client *nexttiled(Client *c);		/* returns tiled successor of c */
-extern void resizetitle(Client *c);		/* resizes c->twin correctly */
+extern void resize(Client *c, int x, int y,
+		int w, int h, Bool sizehints);	/* resize with given coordinates c*/
 extern void updatesizehints(Client *c);		/* update the size hint variables of c */
 extern void updatetitle(Client *c);		/* update the name of c */
 extern void unmanage(Client *c);		/* destroy c */
+extern void zoom(Arg *arg);			/* zooms the focused client to master area, arg is ignored */
 
 /* draw.c */
-extern void drawall(void);			/* draw all visible client titles and the bar */
 extern void drawstatus(void);			/* draw the bar */
-extern void drawclient(Client *c);		/* draw title and set border of c */
+extern void drawtext(const char *text,
-extern unsigned long getcolor(const char *colstr);	/* return color of colstr */
+		unsigned long col[ColLast]);	/* draw text */
-extern void setfont(const char *fontstr);	/* set the font for DC */
 extern unsigned int textw(const char *text);	/* return the width of text in px*/
 
 /* event.c */
 extern void grabkeys(void);			/* grab all keys defined in config.h */
-extern void procevent(void);			/* process pending X events */
+
+/* layout.c */
+extern void incnmaster(Arg *arg);		/* increments nmaster with arg's index value */
+extern void initlayouts(void);			/* initialize layout array */
+extern void resizemaster(Arg *arg);		/* resizes the master percent with arg's index value */
+extern void restack(void);			/* restores z layers of all clients */
+extern void setlayout(Arg *arg);		/* sets layout, -1 toggles */
+extern void toggleversatile(Arg *arg);		/* toggles focusesd client between versatile/and non-versatile state */
+extern void versatile(void);			/* arranges all windows versatile */
 
 /* main.c */
-extern int getproto(Window w);			/* return protocol mask of WMProtocols property of w */
 extern void quit(Arg *arg);			/* quit dwm nicely */
 extern void sendevent(Window w, Atom a, long value);	/* send synthetic event to w */
 extern int xerror(Display *dsply, XErrorEvent *ee);	/* dwm's X error handler */
 
 /* tag.c */
-extern void initrregs(void);			/* initialize regexps of rules defined in config.h */
+extern void compileregs(void);			/* initialize regexps of rules defined in config.h */
-extern Client *getnext(Client *c);		/* returns next visible client */
+extern Bool isvisible(Client *c);		/* returns True if client is visible */
-extern Client *getprev(Client *c);		/* returns previous visible client */
 extern void settags(Client *c, Client *trans);	/* sets tags of c */
 extern void tag(Arg *arg);			/* tags c with arg's index */
 extern void toggletag(Arg *arg);		/* toggles c tags with arg's index */
+extern void toggleview(Arg *arg);		/* toggles the tag with arg's index (in)visible */
+extern void view(Arg *arg);			/* views the tag with arg's index */
 
 /* util.c */
 extern void *emallocz(unsigned int size);	/* allocates zero-initialized memory, exits on error */
 extern void eprint(const char *errstr, ...);	/* prints errstr and exits with 1 */
-extern void *erealloc(void *ptr, unsigned int size);	/* reallocates memory, exits on error */
+extern void spawn(Arg *arg);			/* forks a new subprocess with arg's cmd */
-extern void spawn(Arg *arg);			/* forks a new subprocess with to arg's cmd */
 
-/* view.c */
-extern void detach(Client *c);			/* detaches c from global client list */
-extern void dofloat(void);			/* arranges all windows floating */
-extern void dotile(void);			/* arranges all windows tiled */
-extern void focusnext(Arg *arg);		/* focuses next visible client, arg is ignored  */
-extern void focusprev(Arg *arg);		/* focuses previous visible client, arg is ignored */
-extern void incnmaster(Arg *arg);		/* increments nmaster with arg's index value */
-extern Bool isvisible(Client *c);		/* returns True if client is visible */
-extern void resizemaster(Arg *arg);		/* resizes the master percent with arg's index value */
-extern void restack(void);			/* restores z layers of all clients */
-extern void togglefloat(Arg *arg);		/* toggles focusesd client between floating/non-floating state */
-extern void togglemode(Arg *arg);		/* toggles global arrange function (dotile/dofloat) */
-extern void toggleview(Arg *arg);		/* toggles the tag with arg's index (in)visible */
-extern void updatemodetext(void);		/* updates mtext */
-extern void view(Arg *arg);			/* views the tag with arg's index */
-extern void zoom(Arg *arg);			/* zooms the focused client to master area, arg is ignored */

event.c

@@ -20,43 +20,52 @@ KEYS
 #define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
 #define MOUSEMASK		(BUTTONMASK | PointerMotionMask)
 
+static Client *
+getclient(Window w) {
+	Client *c;
+
+	for(c = clients; c && c->win != w; c = c->next);
+	return c;
+}
+
 static void
 movemouse(Client *c) {
-	int x1, y1, ocx, ocy, di;
+	int x1, y1, ocx, ocy, di, nx, ny;
 	unsigned int dui;
 	Window dummy;
 	XEvent ev;
 
-	ocx = c->x;
+	ocx = nx = c->x;
-	ocy = c->y;
+	ocy = ny = c->y;
 	if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
 			None, cursor[CurMove], CurrentTime) != GrabSuccess)
 		return;
 	c->ismax = False;
 	XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
 	for(;;) {
-		XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);
+		XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask, &ev);
 		switch (ev.type) {
 		case ButtonRelease:
-			resize(c, True, TopLeft);
 			XUngrabPointer(dpy, CurrentTime);
 			return;
+		case ConfigureRequest:
 		case Expose:
-			handler[Expose](&ev);
+		case MapRequest:
+			handler[ev.type](&ev);
 			break;
 		case MotionNotify:
 			XSync(dpy, False);
-			c->x = ocx + (ev.xmotion.x - x1);
+			nx = ocx + (ev.xmotion.x - x1);
-			c->y = ocy + (ev.xmotion.y - y1);
+			ny = ocy + (ev.xmotion.y - y1);
-			if(abs(wax + c->x) < SNAP)
+			if(abs(wax + nx) < SNAP)
-				c->x = wax;
+				nx = wax;
-			else if(abs((wax + waw) - (c->x + c->w)) < SNAP)
+			else if(abs((wax + waw) - (nx + c->w + 2 * c->border)) < SNAP)
-				c->x = wax + waw - c->w - 2 * BORDERPX;
+				nx = wax + waw - c->w - 2 * c->border;
-			if(abs(way - c->y) < SNAP)
+			if(abs(way - ny) < SNAP)
-				c->y = way;
+				ny = way;
-			else if(abs((way + wah) - (c->y + c->h)) < SNAP)
+			else if(abs((way + wah) - (ny + c->h + 2 * c->border)) < SNAP)
-				c->y = way + wah - c->h - 2 * BORDERPX;
+				ny = way + wah - c->h - 2 * c->border;
-			resize(c, False, TopLeft);
+			resize(c, nx, ny, c->w, c->h, False);
 			break;
 		}
 	}
@@ -66,7 +75,6 @@ static void
 resizemouse(Client *c) {
 	int ocx, ocy;
 	int nw, nh;
-	Corner sticky;
 	XEvent ev;
 
 	ocx = c->x;
@@ -75,30 +83,28 @@ resizemouse(Client *c) {
 			None, cursor[CurResize], CurrentTime) != GrabSuccess)
 		return;
 	c->ismax = False;
-	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w, c->h);
+	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->border - 1, c->h + c->border - 1);
 	for(;;) {
-		XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);
+		XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask , &ev);
 		switch(ev.type) {
 		case ButtonRelease:
-			resize(c, True, TopLeft);
+			XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
+					c->w + c->border - 1, c->h + c->border - 1);
 			XUngrabPointer(dpy, CurrentTime);
+			while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
 			return;
+		case ConfigureRequest:
 		case Expose:
-			handler[Expose](&ev);
+		case MapRequest:
+			handler[ev.type](&ev);
 			break;
 		case MotionNotify:
 			XSync(dpy, False);
-			if((nw = abs(ocx - ev.xmotion.x)))
+			if((nw = ev.xmotion.x - ocx - 2 * c->border + 1) <= 0)
-				c->w = nw;
+				nw = 1;
-			if((nh = abs(ocy - ev.xmotion.y)))
+			if((nh = ev.xmotion.y - ocy - 2 * c->border + 1) <= 0)
-				c->h = nh;
+				nh = 1;
-			c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - c->w;
+			resize(c, c->x, c->y, nw, nh, True);
-			c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - c->h;
-			if(ocx <= ev.xmotion.x)
-				sticky = (ocy <= ev.xmotion.y) ? TopLeft : BotLeft;
-			else
-				sticky = (ocy <= ev.xmotion.y) ? TopRight : BotRight;
-			resize(c, True, sticky);
 			break;
 		}
 	}
@@ -131,10 +137,11 @@ buttonpress(XEvent *e) {
 				return;
 			}
 		}
-		if(ev->x < x + bmw)
+		if(ev->x < x + blw)
 			switch(ev->button) {
 			case Button1:
-				togglemode(NULL);
+				a.i = -1;
+				setlayout(&a);
 				break;
 			case Button4:
 				a.i = 1;
@@ -150,14 +157,15 @@ buttonpress(XEvent *e) {
 		focus(c);
 		if(CLEANMASK(ev->state) != MODKEY)
 			return;
-		if(ev->button == Button1 && (arrange == dofloat || c->isfloat)) {
+		if(ev->button == Button1 && (lt->arrange == versatile || c->isversatile)) {
 			restack();
 			movemouse(c);
 		}
 		else if(ev->button == Button2)
 			zoom(NULL);
-		else if(ev->button == Button3 && (arrange == dofloat || c->isfloat) &&
+		else if(ev->button == Button3
-				!c->isfixed) {
+		&& (lt->arrange == versatile || c->isversatile) && !c->isfixed)
+		{
 			restack();
 			resizemouse(c);
 		}
@@ -166,40 +174,31 @@ buttonpress(XEvent *e) {
 
 static void
 configurerequest(XEvent *e) {
-	unsigned long newmask;
 	Client *c;
 	XConfigureRequestEvent *ev = &e->xconfigurerequest;
 	XWindowChanges wc;
 
 	if((c = getclient(ev->window))) {
 		c->ismax = False;
-		if(ev->value_mask & CWX)
-			c->x = ev->x;
-		if(ev->value_mask & CWY)
-			c->y = ev->y;
-		if(ev->value_mask & CWWidth)
-			c->w = ev->width;
-		if(ev->value_mask & CWHeight)
-			c->h = ev->height;
 		if(ev->value_mask & CWBorderWidth)
 			c->border = ev->border_width;
-		wc.x = c->x;
+		if(c->isfixed || c->isversatile || (lt->arrange == versatile)) {
-		wc.y = c->y;
+			if(ev->value_mask & CWX)
-		wc.width = c->w;
+				c->x = ev->x;
-		wc.height = c->h;
+			if(ev->value_mask & CWY)
-		newmask = ev->value_mask & (~(CWSibling | CWStackMode | CWBorderWidth));
+				c->y = ev->y;
-		if(newmask)
+			if(ev->value_mask & CWWidth)
-			XConfigureWindow(dpy, c->win, newmask, &wc);
+				c->w = ev->width;
-		else
+			if(ev->value_mask & CWHeight)
-			configure(c);
+				c->h = ev->height;
-		XSync(dpy, False);
+			if((ev->value_mask & (CWX | CWY))
-		if(c->isfloat) {
+			&& !(ev->value_mask & (CWWidth | CWHeight)))
-			resize(c, False, TopLeft);
+				configure(c);
-			if(!isvisible(c))
+			if(isvisible(c))
-				ban(c);
+				XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
 		}
 		else
-			arrange();
+			configure(c);
 	}
 	else {
 		wc.x = ev->x;
@@ -210,8 +209,8 @@ configurerequest(XEvent *e) {
 		wc.sibling = ev->above;
 		wc.stack_mode = ev->detail;
 		XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
-		XSync(dpy, False);
 	}
+	XSync(dpy, False);
 }
 
 static void
@@ -230,25 +229,22 @@ enternotify(XEvent *e) {
 
 	if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
 		return;
-	if(((c = getclient(ev->window)) || (c = getctitle(ev->window))) && isvisible(c))
+	if((c = getclient(ev->window)) && isvisible(c))
 		focus(c);
 	else if(ev->window == root) {
-		issel = True;
+		selscreen = True;
-		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+		for(c = stack; c && !isvisible(c); c = c->snext);
-		drawall();
+		focus(c);
 	}
 }
 
 static void
 expose(XEvent *e) {
-	Client *c;
 	XExposeEvent *ev = &e->xexpose;
 
 	if(ev->count == 0) {
 		if(barwin == ev->window)
 			drawstatus();
-		else if((c = getctitle(ev->window)))
-			drawclient(c);
 	}
 }
 
@@ -260,14 +256,13 @@ keypress(XEvent *e) {
 	XKeyEvent *ev = &e->xkey;
 
 	keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
-	for(i = 0; i < len; i++) {
+	for(i = 0; i < len; i++)
 		if(keysym == key[i].keysym
-			&& CLEANMASK(key[i].mod) == CLEANMASK(ev->state))
+		&& CLEANMASK(key[i].mod) == CLEANMASK(ev->state))
 		{
 			if(key[i].func)
 				key[i].func(&key[i].arg);
 		}
-	}
 }
 
 static void
@@ -275,8 +270,8 @@ leavenotify(XEvent *e) {
 	XCrossingEvent *ev = &e->xcrossing;
 
 	if((ev->window == root) && !ev->same_screen) {
-		issel = False;
+		selscreen = False;
-		drawall();
+		focus(NULL);
 	}
 }
 
@@ -296,11 +291,8 @@ maprequest(XEvent *e) {
 
 	if(!XGetWindowAttributes(dpy, ev->window, &wa))
 		return;
-	if(wa.override_redirect) {
+	if(wa.override_redirect)
-		XSelectInput(dpy, ev->window,
-				(StructureNotifyMask | PropertyChangeMask));
 		return;
-	}
 	if(!getclient(ev->window))
 		manage(ev->window, &wa);
 }
@@ -314,16 +306,12 @@ propertynotify(XEvent *e) {
 	if(ev->state == PropertyDelete)
 		return; /* ignore */
 	if((c = getclient(ev->window))) {
-		if(ev->atom == wmatom[WMProtocols]) {
-			c->proto = getproto(c->win);
-			return;
-		}
 		switch (ev->atom) {
 			default: break;
 			case XA_WM_TRANSIENT_FOR:
 				XGetTransientForHint(dpy, c->win, &trans);
-				if(!c->isfloat && (c->isfloat = (trans != 0)))
+				if(!c->isversatile && (c->isversatile = (getclient(trans) != NULL)))
-					arrange();
+					lt->arrange();
 				break;
 			case XA_WM_NORMAL_HINTS:
 				updatesizehints(c);
@@ -331,8 +319,8 @@ propertynotify(XEvent *e) {
 		}
 		if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
 			updatetitle(c);
-			resizetitle(c);
+			if(c == sel)
-			drawclient(c);
+				drawstatus();
 		}
 	}
 }
@@ -381,14 +369,3 @@ grabkeys(void) {
 				GrabModeAsync, GrabModeAsync);
 	}
 }
-
-void
-procevent(void) {
-	XEvent ev;
-
-	while(XPending(dpy)) {
-		XNextEvent(dpy, &ev);
-		if(handler[ev.type])
-			(handler[ev.type])(&ev); /* call handler */
-	}
-}

layout.c

@@ -0,0 +1,185 @@
+/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
+ * See LICENSE file for license details.
+ */
+#include "dwm.h"
+
+unsigned int master = MASTER;
+unsigned int nmaster = NMASTER;
+unsigned int blw = 0;
+Layout *lt = NULL;
+
+/* static */
+
+static unsigned int nlayouts = 0;
+
+static void
+tile(void) {
+	unsigned int i, n, nx, ny, nw, nh, mw, mh, tw, th;
+	Client *c;
+
+	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
+		n++;
+	/* window geoms */
+	mh = (n > nmaster) ? wah / nmaster : wah / (n > 0 ? n : 1);
+	mw = (n > nmaster) ? (waw * master) / 1000 : waw;
+	th = (n > nmaster) ? wah / (n - nmaster) : 0;
+	tw = waw - mw;
+
+	for(i = 0, c = clients; c; c = c->next)
+		if(isvisible(c)) {
+			if(c->isbanned)
+				XMoveWindow(dpy, c->win, c->x, c->y);
+			c->isbanned = False;
+			if(c->isversatile)
+				continue;
+			c->ismax = False;
+			nx = wax;
+			ny = way;
+			if(i < nmaster) {
+				ny += i * mh;
+				nw = mw - 2 * BORDERPX;
+				nh = mh - 2 * BORDERPX;
+			}
+			else {  /* tile window */
+				nx += mw;
+				nw = tw - 2 * BORDERPX;
+				if(th > 2 * BORDERPX) {
+					ny += (i - nmaster) * th;
+					nh = th - 2 * BORDERPX;
+				}
+				else /* fallback if th <= 2 * BORDERPX */
+					nh = wah - 2 * BORDERPX;
+			}
+			resize(c, nx, ny, nw, nh, False);
+			i++;
+		}
+		else {
+			c->isbanned = True;
+			XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+		}
+	if(!sel || !isvisible(sel)) {
+		for(c = stack; c && !isvisible(c); c = c->snext);
+		focus(c);
+	}
+	restack();
+}
+
+LAYOUTS
+
+/* extern */
+
+void
+incnmaster(Arg *arg) {
+	if((lt->arrange != tile) || (nmaster + arg->i < 1)
+	|| (wah / (nmaster + arg->i) <= 2 * BORDERPX))
+		return;
+	nmaster += arg->i;
+	if(sel)
+		lt->arrange();
+	else
+		drawstatus();
+}
+
+void
+initlayouts(void) {
+	unsigned int i, w;
+
+	lt = &layout[0];
+	nlayouts = sizeof layout / sizeof layout[0];
+	for(blw = i = 0; i < nlayouts; i++) {
+		w = textw(layout[i].symbol);
+		if(w > blw)
+			blw = w;
+	}
+}
+
+void
+resizemaster(Arg *arg) {
+	if(lt->arrange != tile)
+		return;
+	if(arg->i == 0)
+		master = MASTER;
+	else {
+		if(waw * (master + arg->i) / 1000 >= waw - 2 * BORDERPX
+		|| waw * (master + arg->i) / 1000 <= 2 * BORDERPX)
+			return;
+		master += arg->i;
+	}
+	lt->arrange();
+}
+
+void
+restack(void) {
+	Client *c;
+	XEvent ev;
+
+	drawstatus();
+	if(!sel)
+		return;
+	if(sel->isversatile || lt->arrange == versatile)
+		XRaiseWindow(dpy, sel->win);
+	if(lt->arrange != versatile) {
+		if(!sel->isversatile)
+			XLowerWindow(dpy, sel->win);
+		for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
+			if(c == sel)
+				continue;
+			XLowerWindow(dpy, c->win);
+		}
+	}
+	XSync(dpy, False);
+	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+
+void
+setlayout(Arg *arg) {
+	unsigned int i;
+
+	if(arg->i == -1) {
+		for(i = 0; i < nlayouts && lt != &layout[i]; i++);
+		if(i == nlayouts - 1)
+			lt = &layout[0];
+		else
+			lt = &layout[++i];
+	}
+	else {
+		if(arg->i < 0 || arg->i >= nlayouts)
+			return;
+		lt = &layout[arg->i];
+	}
+	if(sel)
+		lt->arrange();
+	else
+		drawstatus();
+}
+
+void
+toggleversatile(Arg *arg) {
+	if(!sel || lt->arrange == versatile)
+		return;
+	sel->isversatile = !sel->isversatile;
+	lt->arrange();
+}
+
+void
+versatile(void) {
+	Client *c;
+
+	for(c = clients; c; c = c->next) {
+		if(isvisible(c)) {
+			if(c->isbanned)
+				XMoveWindow(dpy, c->win, c->x, c->y);
+			c->isbanned = False;
+			resize(c, c->x, c->y, c->w, c->h, True);
+		}
+		else {
+			c->isbanned = True;
+			XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+		}
+	}
+	if(!sel || !isvisible(sel)) {
+		for(c = stack; c && !isvisible(c); c = c->snext);
+		focus(c);
+	}
+	restack();
+}

main.c

@@ -17,13 +17,13 @@
 
 /* extern */
 
-char stext[1024], mtext[32];
+char stext[256];
-Bool *seltag;
+int screen, sx, sy, sw, sh, wax, way, waw, wah;
-int bx, by, bw, bh, bmw, masterd, screen, sx, sy, sw, sh, wax, way, waw, wah;
+unsigned int bh, ntags, numlockmask;
-unsigned int master, nmaster, ntags, numlockmask;
 Atom wmatom[WMLast], netatom[NetLast];
 Bool running = True;
-Bool issel = True;
+Bool *seltag;
+Bool selscreen = True;
 Client *clients = NULL;
 Client *sel = NULL;
 Client *stack = NULL;
@@ -41,7 +41,8 @@ static void
 cleanup(void) {
 	close(STDIN_FILENO);
 	while(stack) {
-		resize(stack, True, TopLeft);
+		if(stack->isbanned)
+			XMoveWindow(dpy, stack->win, stack->x, stack->y);
 		unmanage(stack);
 	}
 	if(dc.font.set)
@@ -60,6 +61,57 @@ cleanup(void) {
 	free(seltag);
 }
 
+static unsigned long
+initcolor(const char *colstr) {
+	Colormap cmap = DefaultColormap(dpy, screen);
+	XColor color;
+
+	if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
+		eprint("error, cannot allocate color '%s'\n", colstr);
+	return color.pixel;
+}
+
+static void
+initfont(const char *fontstr) {
+	char *def, **missing;
+	int i, n;
+
+	missing = NULL;
+	if(dc.font.set)
+		XFreeFontSet(dpy, dc.font.set);
+	dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
+	if(missing) {
+		while(n--)
+			fprintf(stderr, "missing fontset: %s\n", missing[n]);
+		XFreeStringList(missing);
+	}
+	if(dc.font.set) {
+		XFontSetExtents *font_extents;
+		XFontStruct **xfonts;
+		char **font_names;
+		dc.font.ascent = dc.font.descent = 0;
+		font_extents = XExtentsOfFontSet(dc.font.set);
+		n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
+		for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
+			if(dc.font.ascent < (*xfonts)->ascent)
+				dc.font.ascent = (*xfonts)->ascent;
+			if(dc.font.descent < (*xfonts)->descent)
+				dc.font.descent = (*xfonts)->descent;
+			xfonts++;
+		}
+	}
+	else {
+		if(dc.font.xfont)
+			XFreeFont(dpy, dc.font.xfont);
+		dc.font.xfont = NULL;
+		if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr)))
+			eprint("error, cannot load font: '%s'\n", fontstr);
+		dc.font.ascent = dc.font.xfont->ascent;
+		dc.font.descent = dc.font.xfont->descent;
+	}
+	dc.font.height = dc.font.ascent + dc.font.descent;
+}
+
 static void
 scan(void) {
 	unsigned int i, num;
@@ -69,9 +121,8 @@ scan(void) {
 	wins = NULL;
 	if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) {
 		for(i = 0; i < num; i++) {
-			if(!XGetWindowAttributes(dpy, wins[i], &wa))
+			if(!XGetWindowAttributes(dpy, wins[i], &wa)
-				continue;
+			|| wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1))
-			if(wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1))
 				continue;
 			if(wa.map_state == IsViewable)
 				manage(wins[i], &wa);
@@ -92,6 +143,7 @@ setup(void) {
 	/* init atoms */
 	wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
 	wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
+	wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False);
 	netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
 	netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
 	XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
@@ -103,12 +155,12 @@ setup(void) {
 	/* init modifier map */
 	numlockmask = 0;
 	modmap = XGetModifierMapping(dpy);
-	for (i = 0; i < 8; i++) {
+	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))
+			if(modmap->modifiermap[i * modmap->max_keypermod + j]
+					== XKeysymToKeycode(dpy, XK_Num_Lock))
 				numlockmask = (1 << i);
 		}
-	}
 	XFreeModifiermap(modmap);
 	/* select for events */
 	wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask
@@ -116,42 +168,37 @@ setup(void) {
 	wa.cursor = cursor[CurNormal];
 	XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa);
 	grabkeys();
-	initrregs();
+	compileregs();
 	for(ntags = 0; tags[ntags]; ntags++);
 	seltag = emallocz(sizeof(Bool) * ntags);
 	seltag[0] = True;
 	/* style */
-	dc.norm[ColBG] = getcolor(NORMBGCOLOR);
+	dc.norm[ColBorder] = initcolor(NORMBORDERCOLOR);
-	dc.norm[ColFG] = getcolor(NORMFGCOLOR);
+	dc.norm[ColBG] = initcolor(NORMBGCOLOR);
-	dc.sel[ColBG] = getcolor(SELBGCOLOR);
+	dc.norm[ColFG] = initcolor(NORMFGCOLOR);
-	dc.sel[ColFG] = getcolor(SELFGCOLOR);
+	dc.sel[ColBorder] = initcolor(SELBORDERCOLOR);
-	dc.status[ColBG] = getcolor(STATUSBGCOLOR);
+	dc.sel[ColBG] = initcolor(SELBGCOLOR);
-	dc.status[ColFG] = getcolor(STATUSFGCOLOR);
+	dc.sel[ColFG] = initcolor(SELFGCOLOR);
-	setfont(FONT);
+	initfont(FONT);
 	/* geometry */
 	sx = sy = 0;
 	sw = DisplayWidth(dpy, screen);
 	sh = DisplayHeight(dpy, screen);
-	master = MASTER;
+	initlayouts();
-	nmaster = NMASTER;
-	updatemodetext();
 	/* bar */
-	bx = sx;
-	by = sy;
-	bw = sw;
 	dc.h = bh = dc.font.height + 2;
 	wa.override_redirect = 1;
 	wa.background_pixmap = ParentRelative;
 	wa.event_mask = ButtonPressMask | ExposureMask;
-	barwin = XCreateWindow(dpy, root, bx, by, bw, bh, 0, DefaultDepth(dpy, screen),
+	barwin = XCreateWindow(dpy, root, sx, sy + (TOPBAR ? 0 : sh - bh), sw, bh, 0,
-			CopyFromParent, DefaultVisual(dpy, screen),
+			DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen),
 			CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
 	XDefineCursor(dpy, barwin, cursor[CurNormal]);
 	XMapRaised(dpy, barwin);
 	strcpy(stext, "dwm-"VERSION);
 	/* windowarea */
 	wax = sx;
-	way = sy + bh;
+	way = sy + (TOPBAR ? bh : 0);
 	wah = sh - bh;
 	waw = sw;
 	/* pixmap for everything */
@@ -159,7 +206,7 @@ setup(void) {
 	dc.gc = XCreateGC(dpy, root, 0, 0);
 	XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
 	/* multihead support */
-	issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);
+	selscreen = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);
 }
 
 /*
@@ -174,24 +221,6 @@ xerrorstart(Display *dsply, XErrorEvent *ee) {
 
 /* 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;
@@ -236,16 +265,14 @@ main(int argc, char *argv[]) {
 	char *p;
 	int r, xfd;
 	fd_set rd;
+	XEvent ev;
 
-	if(argc == 2 && !strncmp("-v", argv[1], 3)) {
+	if(argc == 2 && !strncmp("-v", argv[1], 3))
-		fputs("dwm-"VERSION", (C)opyright MMVI-MMVII Anselm R. Garbe\n", stdout);
+		eprint("dwm-"VERSION", (C)opyright MMVI-MMVII Anselm R. Garbe\n");
-		exit(EXIT_SUCCESS);
-	}
 	else if(argc != 1)
 		eprint("usage: dwm [-v]\n");
 	setlocale(LC_CTYPE, "");
-	dpy = XOpenDisplay(0);
+	if(!(dpy = XOpenDisplay(0)))
-	if(!dpy)
 		eprint("dwm: cannot open display\n");
 	xfd = ConnectionNumber(dpy);
 	screen = DefaultScreen(dpy);
@@ -268,7 +295,6 @@ main(int argc, char *argv[]) {
 
 	/* main event loop, also reads status text from stdin */
 	XSync(dpy, False);
-	procevent();
 	readin = True;
 	while(running) {
 		FD_ZERO(&rd);
@@ -293,14 +319,18 @@ main(int argc, char *argv[]) {
 				break;
 			default:
 				for(stext[r] = '\0', p = stext + strlen(stext) - 1; p >= stext && *p == '\n'; *p-- = '\0');
-				for(p = stext + strlen(stext) - 1; p >= stext && *p != '\n'; --p);
+				for(; p >= stext && *p != '\n'; --p);
 				if(p > stext)
 					strncpy(stext, p + 1, sizeof stext);
 			}
 			drawstatus();
 		}
 		if(FD_ISSET(xfd, &rd))
-			procevent();
+			while(XPending(dpy)) {
+				XNextEvent(dpy, &ev);
+				if(handler[ev.type])
+					(handler[ev.type])(&ev); /* call handler */
+			}
 	}
 	cleanup();
 	XCloseDisplay(dpy);

tag.c

@@ -5,92 +5,87 @@
 #include <regex.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
 #include <X11/Xutil.h>
 
+/* static */
 
 typedef struct {
-	const char *clpattern;
+	const char *prop;
-	const char *tpattern;
+	const char *tags;
-	Bool isfloat;
+	Bool isversatile;
 } Rule;
 
 typedef struct {
-	regex_t *clregex;
+	regex_t *propregex;
-	regex_t *tregex;
+	regex_t *tagregex;
-} RReg;
+} Regs;
-
-/* static */
 
 TAGS
 RULES
 
-static RReg *rreg = NULL;
+static Regs *regs = NULL;
-static unsigned int len = 0;
+static unsigned int nrules = 0;
 
 /* extern */
 
-Client *
-getnext(Client *c) {
-	for(; c && !isvisible(c); c = c->next);
-	return c;
-}
-
-Client *
-getprev(Client *c) {
-	for(; c && !isvisible(c); c = c->prev);
-	return c;
-}
-
 void
-initrregs(void) {
+compileregs(void) {
 	unsigned int i;
 	regex_t *reg;
 
-	if(rreg)
+	if(regs)
 		return;
-	len = sizeof rule / sizeof rule[0];
+	nrules = sizeof rule / sizeof rule[0];
-	rreg = emallocz(len * sizeof(RReg));
+	regs = emallocz(nrules * sizeof(Regs));
-	for(i = 0; i < len; i++) {
+	for(i = 0; i < nrules; i++) {
-		if(rule[i].clpattern) {
+		if(rule[i].prop) {
 			reg = emallocz(sizeof(regex_t));
-			if(regcomp(reg, rule[i].clpattern, REG_EXTENDED))
+			if(regcomp(reg, rule[i].prop, REG_EXTENDED))
 				free(reg);
 			else
-				rreg[i].clregex = reg;
+				regs[i].propregex = reg;
 		}
-		if(rule[i].tpattern) {
+		if(rule[i].tags) {
 			reg = emallocz(sizeof(regex_t));
-			if(regcomp(reg, rule[i].tpattern, REG_EXTENDED))
+			if(regcomp(reg, rule[i].tags, REG_EXTENDED))
 				free(reg);
 			else
-				rreg[i].tregex = reg;
+				regs[i].tagregex = reg;
 		}
 	}
 }
 
+Bool
+isvisible(Client *c) {
+	unsigned int i;
+
+	for(i = 0; i < ntags; i++)
+		if(c->tags[i] && seltag[i])
+			return True;
+	return False;
+}
+
 void
 settags(Client *c, Client *trans) {
 	char prop[512];
 	unsigned int i, j;
 	regmatch_t tmp;
 	Bool matched = trans != NULL;
-	XClassHint ch;
+	XClassHint ch = { 0 };
 
-	if(matched) {
+	if(matched)
 		for(i = 0; i < ntags; i++)
 			c->tags[i] = trans->tags[i];
-	}
+	else {
-	else if(XGetClassHint(dpy, c->win, &ch)) {
+		XGetClassHint(dpy, c->win, &ch);
 		snprintf(prop, sizeof prop, "%s:%s:%s",
 				ch.res_class ? ch.res_class : "",
 				ch.res_name ? ch.res_name : "", c->name);
-		for(i = 0; i < len; i++)
+		for(i = 0; i < nrules; i++)
-			if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) {
+			if(regs[i].propregex && !regexec(regs[i].propregex, prop, 1, &tmp, 0)) {
-				c->isfloat = rule[i].isfloat;
+				c->isversatile = rule[i].isversatile;
-				for(j = 0; rreg[i].tregex && j < ntags; j++) {
+				for(j = 0; regs[i].tagregex && j < ntags; j++) {
-					if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
+					if(!regexec(regs[i].tagregex, tags[j], 1, &tmp, 0)) {
 						matched = True;
 						c->tags[j] = True;
 					}
@@ -116,7 +111,7 @@ tag(Arg *arg) {
 		sel->tags[i] = (arg->i == -1) ? True : False;
 	if(arg->i >= 0 && arg->i < ntags)
 		sel->tags[arg->i] = True;
-	arrange();
+	lt->arrange();
 }
 
 void
@@ -129,5 +124,27 @@ toggletag(Arg *arg) {
 	for(i = 0; i < ntags && !sel->tags[i]; i++);
 	if(i == ntags)
 		sel->tags[arg->i] = True;
-	arrange();
+	lt->arrange();
+}
+
+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 */
+	lt->arrange();
+}
+
+void
+view(Arg *arg) {
+	unsigned int i;
+
+	for(i = 0; i < ntags; i++)
+		seltag[i] = (arg->i == -1) ? True : False;
+	if(arg->i >= 0 && arg->i < ntags)
+		seltag[arg->i] = True;
+	lt->arrange();
 }

util.c

@@ -29,15 +29,6 @@ eprint(const char *errstr, ...) {
 	exit(EXIT_FAILURE);
 }
 
-void *
-erealloc(void *ptr, unsigned int size) {
-	void *res = realloc(ptr, size);
-
-	if(!res)
-		eprint("fatal: could not malloc() %u bytes\n", size);
-	return res;
-}
-
 void
 spawn(Arg *arg) {
 	static char *shell = NULL;

view.c

@@ -1,285 +0,0 @@
-/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
-#include "dwm.h"
-#include <stdio.h>
-
-/* static */
-
-static Client *
-nexttiled(Client *c) {
-	for(c = getnext(c); c && c->isfloat; c = getnext(c->next));
-	return c;
-}
-
-static void
-togglemax(Client *c) {
-	XEvent ev;
-		
-	if(c->isfixed)
-		return;
-
-	if((c->ismax = !c->ismax)) {
-		c->rx = c->x; c->x = wax;
-		c->ry = c->y; c->y = way;
-		c->rw = c->w; c->w = waw - 2 * BORDERPX;
-		c->rh = c->h; c->h = wah - 2 * BORDERPX;
-	}
-	else {
-		c->x = c->rx;
-		c->y = c->ry;
-		c->w = c->rw;
-		c->h = c->rh;
-	}
-	resize(c, True, TopLeft);
-	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
-}
-
-/* extern */
-
-void (*arrange)(void) = 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(void) {
-	Client *c;
-
-	for(c = clients; c; c = c->next) {
-		if(isvisible(c)) {
-			resize(c, True, TopLeft);
-		}
-		else
-			ban(c);
-	}
-	if(!sel || !isvisible(sel)) {
-		for(c = stack; c && !isvisible(c); c = c->snext);
-		focus(c);
-	}
-	restack();
-}
-
-void
-dotile(void) {
-	unsigned int i, n, mw, mh, tw, th;
-	Client *c;
-
-	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
-		n++;
-	/* window geoms */
-	mh = (n > nmaster) ? wah / nmaster : wah / (n > 0 ? n : 1);
-	mw = (n > nmaster) ? (waw * master) / 1000 : waw;
-	th = (n > nmaster) ? wah / (n - nmaster) : 0;
-	tw = waw - mw;
-
-	for(i = 0, c = clients; c; c = c->next)
-		if(isvisible(c)) {
-			if(c->isfloat) {
-				resize(c, True, TopLeft);
-				continue;
-			}
-			c->ismax = False;
-			c->x = wax;
-			c->y = way;
-			if(i < nmaster) {
-				c->y += i * mh;
-				c->w = mw - 2 * BORDERPX;
-				c->h = mh - 2 * BORDERPX;
-			}
-			else {  /* tile window */
-				c->x += mw;
-				c->w = tw - 2 * BORDERPX;
-				if(th > bh) {
-					c->y += (i - nmaster) * th;
-					c->h = th - 2 * BORDERPX;
-				}
-				else /* fallback if th < bh */
-					c->h = wah - 2 * BORDERPX;
-			}
-			resize(c, False, TopLeft);
-			i++;
-		}
-		else
-			ban(c);
-
-	if(!sel || !isvisible(sel)) {
-		for(c = stack; c && !isvisible(c); c = c->snext);
-		focus(c);
-	}
-	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();
-	}
-}
-
-void
-incnmaster(Arg *arg) {
-	if((arrange == dofloat) || (nmaster + arg->i < 1) || (wah / (nmaster + arg->i) < bh))
-		return;
-	nmaster += arg->i;
-	updatemodetext();
-	if(sel)
-		arrange();
-	else
-		drawstatus();
-}
-
-Bool
-isvisible(Client *c) {
-	unsigned int i;
-
-	for(i = 0; i < ntags; i++)
-		if(c->tags[i] && seltag[i])
-			return True;
-	return False;
-}
-
-void
-resizemaster(Arg *arg) {
-	if(arg->i == 0)
-		master = MASTER;
-	else {
-		if(master + arg->i > 950 || master + arg->i < 50)
-			return;
-		master += arg->i;
-	}
-	arrange();
-}
-
-void
-restack(void) {
-	Client *c;
-	XEvent ev;
-
-	if(!sel) {
-		drawstatus();
-		return;
-	}
-	if(sel->isfloat || arrange == dofloat) {
-		XRaiseWindow(dpy, sel->win);
-		XRaiseWindow(dpy, sel->twin);
-	}
-	if(arrange != dofloat) {
-		if(!sel->isfloat) {
-			XLowerWindow(dpy, sel->twin);
-			XLowerWindow(dpy, sel->win);
-		}
-		for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
-			if(c == sel)
-				continue;
-			XLowerWindow(dpy, c->twin);
-			XLowerWindow(dpy, c->win);
-		}
-	}
-	drawall();
-	XSync(dpy, False);
-	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
-}
-
-void
-togglefloat(Arg *arg) {
-	if (!sel || arrange == dofloat)
-		return;
-	sel->isfloat = !sel->isfloat;
-	arrange();
-}
-
-void
-togglemode(Arg *arg) {
-	arrange = (arrange == dofloat) ? dotile : dofloat;
-	updatemodetext();
-	if(sel)
-		arrange();
-	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 */
-	arrange();
-}
-
-void
-updatemodetext() {
-	snprintf(mtext, sizeof mtext, arrange == dofloat ? FLOATSYMBOL : TILESYMBOL, nmaster);
-	bmw = textw(mtext);
-}
-
-void
-view(Arg *arg) {
-	unsigned int i;
-
-	for(i = 0; i < ntags; i++)
-		seltag[i] = (arg->i == -1) ? True : False;
-	if(arg->i >= 0 && arg->i < ntags)
-		seltag[arg->i] = True;
-	arrange();
-}
-
-void
-zoom(Arg *arg) {
-	unsigned int n;
-	Client *c;
-
-	if(!sel)
-		return;
-	if(sel->isfloat || (arrange == dofloat)) {
-		togglemax(sel);
-		return;
-	}
-	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
-		n++;
-
-	if((c = sel) == nexttiled(clients))
-		if(!(c = nexttiled(c->next)))
-			return;
-	detach(c);
-	if(clients)
-		clients->prev = c;
-	c->next = clients;
-	clients = c;
-	focus(c);
-	arrange();
-}