X-Git-Url: https://git.xinqibao.xyz/dwm.git/blobdiff_plain/6e0ce46365fb9a19c6b6e70d3039f3cbe53ec1db..840f937a9876091aef227316b7eb2db0f9e5255e:/dwm.c

diff --git a/dwm.c b/dwm.c
index a94cacc..10416f8 100644
--- a/dwm.c
+++ b/dwm.c
@@ -24,7 +24,6 @@
  * To understand everything else, start reading main().
  */
 #include <errno.h>
-#include <locale.h>
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -44,39 +43,37 @@
 #endif
 
 /* macros */
-#define MAX(a, b)       ((a) > (b) ? (a) : (b))
-#define MIN(a, b)       ((a) < (b) ? (a) : (b))
-#define BUTTONMASK      (ButtonPressMask|ButtonReleaseMask)
-#define CLEANMASK(mask) (mask & ~(numlockmask|LockMask))
-#define LENGTH(x)       (sizeof x / sizeof x[0])
-#define MAXTAGLEN       16
-#define MOUSEMASK       (BUTTONMASK|PointerMotionMask)
-#define TAGMASK         ((int)((1LL << LENGTH(tags)) - 1))
-#define TEXTW(x)        (textnw(x, strlen(x)) + dc.font.height)
+#define BUTTONMASK              (ButtonPressMask|ButtonReleaseMask)
+#define CLEANMASK(mask)         (mask & ~(numlockmask|LockMask))
+#define INRECT(X,Y,RX,RY,RW,RH) ((X) >= (RX) && (X) < (RX) + (RW) && (Y) >= (RY) && (Y) < (RY) + (RH))
+#define ISVISIBLE(x)            (x->tags & tagset[seltags])
+#define LENGTH(x)               (sizeof x / sizeof x[0])
+#define MAX(a, b)               ((a) > (b) ? (a) : (b))
+#define MIN(a, b)               ((a) < (b) ? (a) : (b))
+#define MAXTAGLEN               16
+#define MOUSEMASK               (BUTTONMASK|PointerMotionMask)
+#define TAGMASK                 ((int)((1LL << LENGTH(tags)) - 1))
+#define TEXTW(x)                (textnw(x, strlen(x)) + dc.font.height)
 
 /* enums */
 enum { CurNormal, CurResize, CurMove, CurLast };        /* cursor */
 enum { ColBorder, ColFG, ColBG, ColLast };              /* color */
 enum { NetSupported, NetWMName, NetLast };              /* EWMH atoms */
 enum { WMProtocols, WMDelete, WMName, WMState, WMLast };/* default atoms */
-enum { ClkLtSymbol = 64, ClkStatusText, ClkWinTitle,
+enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
        ClkClientWin, ClkRootWin, ClkLast };             /* clicks */
 
-/* typedefs */
-typedef unsigned int uint;
-typedef unsigned long ulong;
-
 typedef union {
 	int i;
-	uint ui;
+	unsigned int ui;
 	float f;
 	void *v;
 } Arg;
 
 typedef struct {
-	uint click;
-	uint mask;
-	uint button;
+	unsigned int click;
+	unsigned int mask;
+	unsigned int button;
 	void (*func)(const Arg *arg);
 	const Arg arg;
 } Button;
@@ -88,8 +85,8 @@ struct Client {
 	int x, y, w, h;
 	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 	int bw, oldbw;
-	uint tags;
-	Bool isbanned, isfixed, isfloating, isurgent;
+	unsigned int tags;
+	Bool isfixed, isfloating, isurgent;
 	Client *next;
 	Client *snext;
 	Window win;
@@ -97,8 +94,8 @@ struct Client {
 
 typedef struct {
 	int x, y, w, h;
-	ulong norm[ColLast];
-	ulong sel[ColLast];
+	unsigned long norm[ColLast];
+	unsigned long sel[ColLast];
 	Drawable drawable;
 	GC gc;
 	struct {
@@ -111,7 +108,7 @@ typedef struct {
 } DC; /* draw context */
 
 typedef struct {
-	uint mod;
+	unsigned int mod;
 	KeySym keysym;
 	void (*func)(const Arg *);
 	const Arg arg;
@@ -126,7 +123,7 @@ typedef struct {
 	const char *class;
 	const char *instance;
 	const char *title;
-	uint tags;
+	unsigned int tags;
 	Bool isfloating;
 } Rule;
 
@@ -138,31 +135,30 @@ static void attachstack(Client *c);
 static void buttonpress(XEvent *e);
 static void checkotherwm(void);
 static void cleanup(void);
+static void clearurgent(void);
 static void configure(Client *c);
 static void configurenotify(XEvent *e);
 static void configurerequest(XEvent *e);
 static void destroynotify(XEvent *e);
 static void detach(Client *c);
 static void detachstack(Client *c);
+static void die(const char *errstr, ...);
 static void drawbar(void);
-static void drawsquare(Bool filled, Bool empty, Bool invert, ulong col[ColLast]);
-static void drawtext(const char *text, ulong col[ColLast], Bool invert);
+static void drawsquare(Bool filled, Bool empty, Bool invert, unsigned long col[ColLast]);
+static void drawtext(const char *text, unsigned long col[ColLast], Bool invert);
 static void enternotify(XEvent *e);
-static void eprint(const char *errstr, ...);
 static void expose(XEvent *e);
 static void focus(Client *c);
 static void focusin(XEvent *e);
 static void focusstack(const Arg *arg);
 static Client *getclient(Window w);
-static ulong getcolor(const char *colstr);
+static unsigned long getcolor(const char *colstr);
 static long getstate(Window w);
-static Bool gettextprop(Window w, Atom atom, char *text, uint size);
+static Bool gettextprop(Window w, Atom atom, char *text, unsigned int size);
 static void grabbuttons(Client *c, Bool focused);
 static void grabkeys(void);
 static void initfont(const char *fontstr);
-static Bool isoccupied(uint t);
 static Bool isprotodel(Client *c);
-static Bool isurgent(uint t);
 static void keypress(XEvent *e);
 static void killclient(const Arg *arg);
 static void manage(Window w, XWindowAttributes *wa);
@@ -184,7 +180,7 @@ static void setmfact(const Arg *arg);
 static void setup(void);
 static void spawn(const Arg *arg);
 static void tag(const Arg *arg);
-static int textnw(const char *text, uint len);
+static int textnw(const char *text, unsigned int len);
 static void tile(void);
 static void togglebar(const Arg *arg);
 static void togglefloating(const Arg *arg);
@@ -205,11 +201,13 @@ static void zoom(const Arg *arg);
 
 /* variables */
 static char stext[256];
-static int screen, sx, sy, sw, sh;
-static int by, bh, blw, wx, wy, ww, wh;
-static uint seltags = 0, sellt = 0;
+static int screen;
+static int sx, sy, sw, sh; /* X display screen geometry x, y, width, height */ 
+static int by, bh, blw;    /* bar geometry y, height and layout symbol width */
+static int wx, wy, ww, wh; /* window area geometry x, y, width, height, bar excluded */
+static unsigned int seltags = 0, sellt = 0;
 static int (*xerrorxlib)(Display *, XErrorEvent *);
-static uint numlockmask = 0;
+static unsigned int numlockmask = 0;
 static void (*handler[LASTEvent]) (XEvent *) = {
 	[ButtonPress] = buttonpress,
 	[ConfigureRequest] = configurerequest,
@@ -225,9 +223,9 @@ static void (*handler[LASTEvent]) (XEvent *) = {
 	[UnmapNotify] = unmapnotify
 };
 static Atom wmatom[WMLast], netatom[NetLast];
-static Bool otherwm, readin;
+static Bool otherwm;
 static Bool running = True;
-static uint tagset[] = {1, 1}; /* after start, first tag is selected */
+static unsigned int tagset[] = {1, 1}; /* after start, first tag is selected */
 static Client *clients = NULL;
 static Client *sel = NULL;
 static Client *stack = NULL;
@@ -239,13 +237,13 @@ static Window root, barwin;
 /* configuration, allows nested code to access above variables */
 #include "config.h"
 
-/* compile-time check if all tags fit into an uint bit array. */
-struct NumTags { char limitexceeded[sizeof(uint) * 8 < LENGTH(tags) ? -1 : 1]; };
+/* compile-time check if all tags fit into an unsigned int bit array. */
+struct NumTags { char limitexceeded[sizeof(unsigned int) * 8 < LENGTH(tags) ? -1 : 1]; };
 
 /* function implementations */
 void
 applyrules(Client *c) {
-	uint i;
+	unsigned int i;
 	Rule *r;
 	XClassHint ch = { 0 };
 
@@ -273,14 +271,13 @@ arrange(void) {
 	Client *c;
 
 	for(c = clients; c; c = c->next)
-		if(c->tags & tagset[seltags]) { /* is visible */
+		if(ISVISIBLE(c)) {
+			XMoveWindow(dpy, c->win, c->x, c->y);
 			if(!lt[sellt]->arrange || c->isfloating)
 				resize(c, c->x, c->y, c->w, c->h, True);
-			c->isbanned = False;
 		}
-		else if(!c->isbanned) {
+		else {
 			XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
-			c->isbanned = True;
 		}
 
 	focus(NULL);
@@ -303,18 +300,19 @@ attachstack(Client *c) {
 
 void
 buttonpress(XEvent *e) {
-	uint i, x, click;
+	unsigned int i, x, click;
+	Arg arg = {0};
 	Client *c;
 	XButtonPressedEvent *ev = &e->xbutton;
 
 	click = ClkRootWin;
 	if(ev->window == barwin) {
 		i = x = 0;
-		do
-			x += TEXTW(tags[i]);
-		while(ev->x >= x && ++i < LENGTH(tags));
-		if(i < LENGTH(tags))
-			click = i;
+		do x += TEXTW(tags[i]); while(ev->x >= x && ++i < LENGTH(tags));
+		if(i < LENGTH(tags)) {
+			click = ClkTagBar;
+			arg.ui = 1 << i;
+		}
 		else if(ev->x < x + blw)
 			click = ClkLtSymbol;
 		else if(ev->x > wx + ww - TEXTW(stext))
@@ -330,7 +328,7 @@ buttonpress(XEvent *e) {
 	for(i = 0; i < LENGTH(buttons); i++)
 		if(click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button
 		   && CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
-			buttons[i].func(&buttons[i].arg);
+			buttons[i].func(click == ClkTagBar ? &arg : &buttons[i].arg);
 }
 
 void
@@ -342,7 +340,7 @@ checkotherwm(void) {
 	XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask);
 	XSync(dpy, False);
 	if(otherwm)
-		eprint("dwm: another window manager is already running\n");
+		die("dwm: another window manager is already running\n");
 	XSetErrorHandler(NULL);
 	xerrorxlib = XSetErrorHandler(xerror);
 	XSync(dpy, False);
@@ -350,7 +348,7 @@ checkotherwm(void) {
 
 void
 cleanup(void) {
-	Arg a = {.i = ~0};
+	Arg a = {.ui = ~0};
 	Layout foo = { "", NULL };
 
 	close(STDIN_FILENO);
@@ -373,6 +371,23 @@ cleanup(void) {
 	XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
 }
 
+void
+clearurgent(void) {
+	XWMHints *wmh;
+	Client *c;
+
+	for(c = clients; c; c = c->next)
+		if(ISVISIBLE(c) && c->isurgent) {
+			c->isurgent = False;
+			if (!(wmh = XGetWMHints(dpy, c->win)))
+				continue;
+
+			wmh->flags &= ~XUrgencyHint;
+			XSetWMHints(dpy, c->win, wmh);
+			XFree(wmh);
+		}
+}
+
 void
 configure(Client *c) {
 	XConfigureEvent ce;
@@ -428,7 +443,7 @@ configurerequest(XEvent *e) {
 				c->y = sy + (sh / 2 - c->h / 2); /* center in y direction */
 			if((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight)))
 				configure(c);
-			if(!c->isbanned)
+			if(ISVISIBLE(c))
 				XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
 		}
 		else
@@ -458,16 +473,10 @@ destroynotify(XEvent *e) {
 
 void
 detach(Client *c) {
-	Client *i;
+	Client **tc;
 
-	if (c != clients) {
-		for(i = clients; i->next != c; i = i->next);
-		i->next = c->next;
-	}
-	else {
-		clients = c->next;
-	}
-	c->next =  NULL;
+	for(tc = &clients; *tc && *tc != c; tc = &(*tc)->next);
+	*tc = c->next;
 }
 
 void
@@ -478,21 +487,35 @@ detachstack(Client *c) {
 	*tc = c->snext;
 }
 
+void
+die(const char *errstr, ...) {
+	va_list ap;
+
+	va_start(ap, errstr);
+	vfprintf(stderr, errstr, ap);
+	va_end(ap);
+	exit(EXIT_FAILURE);
+}
+
 void
 drawbar(void) {
-	int i, x;
+	int x;
+	unsigned int i, occ = 0, urg = 0;
+	unsigned long *col;
+	Client *c;
+
+	for(c = clients; c; c = c->next) {
+		occ |= c->tags;
+		if(c->isurgent)
+			urg |= c->tags;
+	}
 
 	dc.x = 0;
 	for(i = 0; i < LENGTH(tags); i++) {
 		dc.w = TEXTW(tags[i]);
-		if(tagset[seltags] & 1 << i) {
-			drawtext(tags[i], dc.sel, isurgent(i));
-			drawsquare(sel && sel->tags & 1 << i, isoccupied(i), isurgent(i), dc.sel);
-		}
-		else {
-			drawtext(tags[i], dc.norm, isurgent(i));
-			drawsquare(sel && sel->tags & 1 << i, isoccupied(i), isurgent(i), dc.norm);
-		}
+		col = tagset[seltags] & 1 << i ? dc.sel : dc.norm;
+		drawtext(tags[i], col, urg & 1 << i);
+		drawsquare(sel && sel->tags & 1 << i, occ & 1 << i, urg & 1 << i, col);
 		dc.x += dc.w;
 	}
 	if(blw > 0) {
@@ -523,7 +546,7 @@ drawbar(void) {
 }
 
 void
-drawsquare(Bool filled, Bool empty, Bool invert, ulong col[ColLast]) {
+drawsquare(Bool filled, Bool empty, Bool invert, unsigned long col[ColLast]) {
 	int x;
 	XGCValues gcv;
 	XRectangle r = { dc.x, dc.y, dc.w, dc.h };
@@ -544,25 +567,24 @@ drawsquare(Bool filled, Bool empty, Bool invert, ulong col[ColLast]) {
 }
 
 void
-drawtext(const char *text, ulong col[ColLast], Bool invert) {
+drawtext(const char *text, unsigned long col[ColLast], Bool invert) {
+	char buf[256];
 	int i, x, y, h, len, olen;
 	XRectangle r = { dc.x, dc.y, dc.w, dc.h };
-	char buf[256];
 
 	XSetForeground(dpy, dc.gc, col[invert ? ColFG : ColBG]);
 	XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
 	if(!text)
 		return;
 	olen = strlen(text);
-	len = MIN(olen, sizeof buf);
-	memcpy(buf, text, len);
 	h = dc.font.ascent + dc.font.descent;
 	y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
 	x = dc.x + (h / 2);
 	/* shorten text if necessary */
-	for(; len && (i = textnw(buf, len)) > dc.w - h; len--);
+	for(len = MIN(olen, sizeof buf); len && textnw(text, len) > dc.w - h; len--);
 	if(!len)
 		return;
+	memcpy(buf, text, len);
 	if(len < olen)
 		for(i = len; i && i > len - 3; buf[--i] = '.');
 	XSetForeground(dpy, dc.gc, col[invert ? ColBG : ColFG]);
@@ -585,16 +607,6 @@ enternotify(XEvent *e) {
 		focus(NULL);
 }
 
-void
-eprint(const char *errstr, ...) {
-	va_list ap;
-
-	va_start(ap, errstr);
-	vfprintf(stderr, errstr, ap);
-	va_end(ap);
-	exit(EXIT_FAILURE);
-}
-
 void
 expose(XEvent *e) {
 	XExposeEvent *ev = &e->xexpose;
@@ -605,8 +617,8 @@ expose(XEvent *e) {
 
 void
 focus(Client *c) {
-	if(!c || c->isbanned)
-		for(c = stack; c && c->isbanned; c = c->snext);
+	if(!c || !ISVISIBLE(c))
+		for(c = stack; c && !ISVISIBLE(c); c = c->snext);
 	if(sel && sel != c) {
 		grabbuttons(sel, False);
 		XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
@@ -639,17 +651,17 @@ focusstack(const Arg *arg) {
 	if(!sel)
 		return;
 	if (arg->i > 0) {
-		for(c = sel->next; c && c->isbanned; c = c->next);
+		for(c = sel->next; c && !ISVISIBLE(c); c = c->next);
 		if(!c)
-			for(c = clients; c && c->isbanned; c = c->next);
+			for(c = clients; c && !ISVISIBLE(c); c = c->next);
 	}
 	else {
 		for(i = clients; i != sel; i = i->next)
-			if (!i->isbanned)
+			if(ISVISIBLE(i))
 				c = i;
 		if(!c)
 			for(; i; i = i->next)
-				if (!i->isbanned)
+				if(ISVISIBLE(i))
 					c = i;
 	}
 	if(c) {
@@ -666,13 +678,13 @@ getclient(Window w) {
 	return c;
 }
 
-ulong
+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);
+		die("error, cannot allocate color '%s'\n", colstr);
 	return color.pixel;
 }
 
@@ -681,7 +693,7 @@ getstate(Window w) {
 	int format, status;
 	long result = -1;
 	unsigned char *p = NULL;
-	ulong n, extra;
+	unsigned long n, extra;
 	Atom real;
 
 	status = XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState],
@@ -695,7 +707,7 @@ getstate(Window w) {
 }
 
 Bool
-gettextprop(Window w, Atom atom, char *text, uint size) {
+gettextprop(Window w, Atom atom, char *text, unsigned int size) {
 	char **list = NULL;
 	int n;
 	XTextProperty name;
@@ -722,24 +734,24 @@ gettextprop(Window w, Atom atom, char *text, uint size) {
 
 void
 grabbuttons(Client *c, Bool focused) {
-	int i, j;
-	uint buttons[]   = { Button1, Button2, Button3 };
-	uint modifiers[] = { MODKEY, MODKEY|LockMask, MODKEY|numlockmask, MODKEY|numlockmask|LockMask };
+	unsigned int i, j;
+	unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
 
 	XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
-	if(focused)
+	if(focused) {
 		for(i = 0; i < LENGTH(buttons); i++)
-			for(j = 0; j < LENGTH(modifiers); j++)
-				XGrabButton(dpy, buttons[i], modifiers[j], c->win, False,
-					BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
-	else
+			if(buttons[i].click == ClkClientWin)
+				for(j = 0; j < LENGTH(modifiers); j++)
+					XGrabButton(dpy, buttons[i].button, buttons[i].mask | modifiers[j], c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
+	} else
 		XGrabButton(dpy, AnyButton, AnyModifier, c->win, False,
-			BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
+		            BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
 }
 
 void
 grabkeys(void) {
-	uint i, j;
+	unsigned int i, j;
+	unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
 	KeyCode code;
 	XModifierKeymap *modmap;
 
@@ -755,14 +767,9 @@ grabkeys(void) {
 	XUngrabKey(dpy, AnyKey, AnyModifier, root);
 	for(i = 0; i < LENGTH(keys); i++) {
 		code = XKeysymToKeycode(dpy, keys[i].keysym);
-		XGrabKey(dpy, code, keys[i].mod, root, True,
-				GrabModeAsync, GrabModeAsync);
-		XGrabKey(dpy, code, keys[i].mod|LockMask, root, True,
-				GrabModeAsync, GrabModeAsync);
-		XGrabKey(dpy, code, keys[i].mod|numlockmask, root, True,
-				GrabModeAsync, GrabModeAsync);
-		XGrabKey(dpy, code, keys[i].mod|numlockmask|LockMask, root, True,
-				GrabModeAsync, GrabModeAsync);
+		for(j = 0; j < LENGTH(modifiers); j++)
+			XGrabKey(dpy, code, keys[i].mod | modifiers[j], root, True,
+			         GrabModeAsync, GrabModeAsync);
 	}
 }
 
@@ -799,23 +806,13 @@ initfont(const char *fontstr) {
 		dc.font.xfont = NULL;
 		if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))
 		&& !(dc.font.xfont = XLoadQueryFont(dpy, "fixed")))
-			eprint("error, cannot load font: '%s'\n", fontstr);
+			die("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;
 }
 
-Bool
-isoccupied(uint t) {
-	Client *c;
-
-	for(c = clients; c; c = c->next)
-		if(c->tags & 1 << t)
-			return True;
-	return False;
-}
-
 Bool
 isprotodel(Client *c) {
 	int i, n;
@@ -831,19 +828,9 @@ isprotodel(Client *c) {
 	return ret;
 }
 
-Bool
-isurgent(uint t) {
-	Client *c;
-
-	for(c = clients; c; c = c->next)
-		if(c->isurgent && c->tags & 1 << t)
-			return True;
-	return False;
-}
-
 void
 keypress(XEvent *e) {
-	uint i;
+	unsigned int i;
 	KeySym keysym;
 	XKeyEvent *ev;
 
@@ -878,12 +865,11 @@ killclient(const Arg *arg) {
 void
 manage(Window w, XWindowAttributes *wa) {
 	Client *c, *t = NULL;
-	Status rettrans;
-	Window trans;
+	Window trans = None;
 	XWindowChanges wc;
 
 	if(!(c = calloc(1, sizeof(Client))))
-		eprint("fatal: could not calloc() %u bytes\n", sizeof(Client));
+		die("fatal: could not calloc() %u bytes\n", sizeof(Client));
 	c->win = w;
 
 	/* geometry */
@@ -895,7 +881,7 @@ manage(Window w, XWindowAttributes *wa) {
 	if(c->w == sw && c->h == sh) {
 		c->x = sx;
 		c->y = sy;
-		c->bw = wa->border_width;
+		c->bw = 0;
 	}
 	else {
 		if(c->x + c->w + 2 * c->bw > sx + sw)
@@ -916,19 +902,19 @@ manage(Window w, XWindowAttributes *wa) {
 	XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
 	grabbuttons(c, False);
 	updatetitle(c);
-	if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
-		for(t = clients; t && t->win != trans; t = t->next);
+	if(XGetTransientForHint(dpy, w, &trans))
+		t = getclient(trans);
 	if(t)
 		c->tags = t->tags;
 	else
 		applyrules(c);
 	if(!c->isfloating)
-		c->isfloating = (rettrans == Success) || c->isfixed;
+		c->isfloating = trans != None || c->isfixed;
 	if(c->isfloating)
 		XRaiseWindow(dpy, c->win);
 	attach(c);
 	attachstack(c);
-	XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); /* some windows require this */
+	XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h); /* some windows require this */
 	XMapWindow(dpy, c->win);
 	setclientstate(c, NormalState);
 	arrange();
@@ -961,13 +947,13 @@ monocle(void) {
 	Client *c;
 
 	for(c = nexttiled(clients); c; c = nexttiled(c->next))
-		resize(c, wx, wy, ww, wh, resizehints);
+		resize(c, wx, wy, ww - 2 * c->bw, wh - 2 * c->bw, resizehints);
 }
 
 void
 movemouse(const Arg *arg) {
-	int x1, y1, ocx, ocy, di, nx, ny;
-	uint dui;
+	int x, y, ocx, ocy, di, nx, ny;
+	unsigned int dui;
 	Client *c;
 	Window dummy;
 	XEvent ev;
@@ -975,18 +961,15 @@ movemouse(const Arg *arg) {
 	if(!(c = sel))
 		return;
 	restack();
-	ocx = nx = c->x;
-	ocy = ny = c->y;
+	ocx = c->x;
+	ocy = c->y;
 	if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
 	None, cursor[CurMove], CurrentTime) != GrabSuccess)
 		return;
-	XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
-	for(;;) {
+	XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui);
+	do {
 		XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
 		switch (ev.type) {
-		case ButtonRelease:
-			XUngrabPointer(dpy, CurrentTime);
-			return;
 		case ConfigureRequest:
 		case Expose:
 		case MapRequest:
@@ -994,8 +977,8 @@ movemouse(const Arg *arg) {
 			break;
 		case MotionNotify:
 			XSync(dpy, False);
-			nx = ocx + (ev.xmotion.x - x1);
-			ny = ocy + (ev.xmotion.y - y1);
+			nx = ocx + (ev.xmotion.x - x);
+			ny = ocy + (ev.xmotion.y - y);
 			if(snap && nx >= wx && nx <= wx + ww
 			        && ny >= wy && ny <= wy + wh) {
 				if(abs(wx - nx) < snap)
@@ -1014,11 +997,13 @@ movemouse(const Arg *arg) {
 			break;
 		}
 	}
+	while(ev.type != ButtonRelease);
+	XUngrabPointer(dpy, CurrentTime);
 }
 
 Client *
 nexttiled(Client *c) {
-	for(; c && (c->isfloating || c->isbanned); c = c->next);
+	for(; c && (c->isfloating || !ISVISIBLE(c)); c = c->next);
 	return c;
 }
 
@@ -1113,7 +1098,7 @@ resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
 		h = bh;
 	if(w < bh)
 		w = bh;
-	if(!c->isbanned || c->x != x || c->y != y || c->w != w || c->h != h) {
+	if(c->x != x || c->y != y || c->w != w || c->h != h) {
 		c->x = wc.x = x;
 		c->y = wc.y = y;
 		c->w = wc.width = w;
@@ -1142,15 +1127,9 @@ resizemouse(const Arg *arg) {
 	None, cursor[CurResize], CurrentTime) != GrabSuccess)
 		return;
 	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
-	for(;;) {
-		XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask , &ev);
+	do {
+		XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
 		switch(ev.type) {
-		case ButtonRelease:
-			XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
-					c->w + c->bw - 1, c->h + c->bw - 1);
-			XUngrabPointer(dpy, CurrentTime);
-			while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
-			return;
 		case ConfigureRequest:
 		case Expose:
 		case MapRequest:
@@ -1172,6 +1151,10 @@ resizemouse(const Arg *arg) {
 			break;
 		}
 	}
+	while(ev.type != ButtonRelease);
+	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+	XUngrabPointer(dpy, CurrentTime);
+	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
 }
 
 void
@@ -1189,7 +1172,7 @@ restack(void) {
 		wc.stack_mode = Below;
 		wc.sibling = barwin;
 		for(c = stack; c; c = c->snext)
-			if(!c->isfloating && !c->isbanned) {
+			if(!c->isfloating && ISVISIBLE(c)) {
 				XConfigureWindow(dpy, c->win, CWSibling|CWStackMode, &wc);
 				wc.sibling = c->win;
 			}
@@ -1204,13 +1187,12 @@ run(void) {
 	char sbuf[sizeof stext];
 	fd_set rd;
 	int r, xfd;
-	uint len, offset;
+	unsigned int len, offset;
 	XEvent ev;
 
 	/* main event loop, also reads status text from stdin */
 	XSync(dpy, False);
 	xfd = ConnectionNumber(dpy);
-	readin = True;
 	offset = 0;
 	len = sizeof stext - 1;
 	sbuf[len] = stext[len] = '\0'; /* 0-terminator is never touched */
@@ -1222,7 +1204,7 @@ run(void) {
 		if(select(xfd + 1, &rd, NULL, NULL, NULL) == -1) {
 			if(errno == EINTR)
 				continue;
-			eprint("select failed\n");
+			die("select failed\n");
 		}
 		if(FD_ISSET(STDIN_FILENO, &rd)) {
 			switch((r = read(STDIN_FILENO, sbuf + offset, len - offset))) {
@@ -1260,11 +1242,10 @@ run(void) {
 
 void
 scan(void) {
-	uint i, num;
-	Window *wins, d1, d2;
+	unsigned int i, num;
+	Window d1, d2, *wins = NULL;
 	XWindowAttributes wa;
 
-	wins = NULL;
 	if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) {
 		for(i = 0; i < num; i++) {
 			if(!XGetWindowAttributes(dpy, wins[i], &wa)
@@ -1280,9 +1261,9 @@ scan(void) {
 			&& (wa.map_state == IsViewable || getstate(wins[i]) == IconicState))
 				manage(wins[i], &wa);
 		}
+		if(wins)
+			XFree(wins);
 	}
-	if(wins)
-		XFree(wins);
 }
 
 void
@@ -1295,8 +1276,9 @@ setclientstate(Client *c, long state) {
 
 void
 setlayout(const Arg *arg) {
-	sellt ^= 1;
-	if(arg && arg->v && arg->v != lt[sellt])
+	if(!arg || !arg->v || arg->v != lt[sellt])
+		sellt ^= 1;
+	if(arg && arg->v)
 		lt[sellt] = (Layout *)arg->v;
 	if(sel)
 		arrange();
@@ -1320,7 +1302,7 @@ setmfact(const Arg *arg) {
 
 void
 setup(void) {
-	uint i;
+	unsigned int i;
 	int w;
 	XSetWindowAttributes wa;
 
@@ -1423,7 +1405,7 @@ tag(const Arg *arg) {
 }
 
 int
-textnw(const char *text, uint len) {
+textnw(const char *text, unsigned int len) {
 	XRectangle r;
 
 	if(dc.font.set) {
@@ -1436,7 +1418,7 @@ textnw(const char *text, uint len) {
 void
 tile(void) {
 	int x, y, h, w, mw;
-	uint i, n;
+	unsigned int i, n;
 	Client *c;
 
 	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next), n++);
@@ -1487,7 +1469,7 @@ togglefloating(const Arg *arg) {
 
 void
 toggletag(const Arg *arg) {
-	uint mask = sel->tags ^ (arg->ui & TAGMASK);
+	unsigned int mask = sel->tags ^ (arg->ui & TAGMASK);
 
 	if(sel && mask) {
 		sel->tags = mask;
@@ -1497,10 +1479,11 @@ toggletag(const Arg *arg) {
 
 void
 toggleview(const Arg *arg) {
-	uint mask = tagset[seltags] ^ (arg->ui & TAGMASK);
+	unsigned int mask = tagset[seltags] ^ (arg->ui & TAGMASK);
 
 	if(mask) {
 		tagset[seltags] = mask;
+		clearurgent();
 		arrange();
 	}
 }
@@ -1547,16 +1530,24 @@ updatebar(void) {
 void
 updategeom(void) {
 #ifdef XINERAMA
-	int i;
+	int n, i = 0;
 	XineramaScreenInfo *info = NULL;
 
 	/* window area geometry */
-	if(XineramaIsActive(dpy)) {
-		info = XineramaQueryScreens(dpy, &i);
-		wx = info[xidx].x_org;
-		wy = showbar && topbar ?  info[xidx].y_org + bh : info[xidx].y_org;
-		ww = info[xidx].width;
-		wh = showbar ? info[xidx].height - bh : info[xidx].height;
+	if(XineramaIsActive(dpy) && (info = XineramaQueryScreens(dpy, &n))) { 
+		if(n > 1) {
+			int di, x, y;
+			unsigned int dui;
+			Window dummy;
+			if(XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui))
+				for(i = 0; i < n; i++)
+					if(INRECT(x, y, info[i].x_org, info[i].y_org, info[i].width, info[i].height))
+						break;
+		}
+		wx = info[i].x_org;
+		wy = showbar && topbar ?  info[i].y_org + bh : info[i].y_org;
+		ww = info[i].width;
+		wh = showbar ? info[i].height - bh : info[i].height;
 		XFree(info);
 	}
 	else
@@ -1631,19 +1622,25 @@ updatewmhints(Client *c) {
 	XWMHints *wmh;
 
 	if((wmh = XGetWMHints(dpy, c->win))) {
-		if(c == sel)
-			sel->isurgent = False;
+		if(ISVISIBLE(c) && wmh->flags & XUrgencyHint) {
+			wmh->flags &= ~XUrgencyHint;
+			XSetWMHints(dpy, c->win, wmh);
+		}
 		else
 			c->isurgent = (wmh->flags & XUrgencyHint) ? True : False;
+
 		XFree(wmh);
 	}
 }
 
 void
 view(const Arg *arg) {
+	if((arg->ui & TAGMASK) == tagset[seltags])
+		return;
 	seltags ^= 1; /* toggle sel tagset */
-	if(arg && (arg->ui & TAGMASK))
-		tagset[seltags] = arg->i & TAGMASK;
+	if(arg->ui & TAGMASK)
+		tagset[seltags] = arg->ui & TAGMASK;
+	clearurgent();
 	arrange();
 }
 
@@ -1698,13 +1695,15 @@ zoom(const Arg *arg) {
 int
 main(int argc, char *argv[]) {
 	if(argc == 2 && !strcmp("-v", argv[1]))
-		eprint("dwm-"VERSION", © 2006-2008 dwm engineers, see LICENSE for details\n");
+		die("dwm-"VERSION", © 2006-2008 dwm engineers, see LICENSE for details\n");
 	else if(argc != 1)
-		eprint("usage: dwm [-v]\n");
+		die("usage: dwm [-v]\n");
+
+	if(!XSupportsLocale())
+		fprintf(stderr, "warning: no locale support\n");
 
-	setlocale(LC_CTYPE, "");
 	if(!(dpy = XOpenDisplay(0)))
-		eprint("dwm: cannot open display\n");
+		die("dwm: cannot open display\n");
 
 	checkotherwm();
 	setup();