X-Git-Url: https://git.xinqibao.xyz/dwm.git/blobdiff_plain/6f55de83100547e6f78ebc276dfdbca5ee2581d9..1529058f27821d50d7a1ea085b6362b6b353b399:/dwm.c

diff --git a/dwm.c b/dwm.c
index 0d2f670..4b43a18 100644
--- a/dwm.c
+++ b/dwm.c
@@ -57,7 +57,8 @@
 /* enums */
 enum { CurNormal, CurResize, CurMove, CurLast };        /* cursor */
 enum { ColBorder, ColFG, ColBG, ColLast };              /* color */
-enum { NetSupported, NetWMName, NetLast };              /* EWMH atoms */
+enum { NetSupported, NetWMName, NetWMState,
+       NetWMFullscreen, NetLast };                      /* EWMH atoms */
 enum { WMProtocols, WMDelete, WMState, WMLast };        /* default atoms */
 enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
        ClkClientWin, ClkRootWin, ClkLast };             /* clicks */
@@ -83,10 +84,11 @@ struct Client {
 	char name[256];
 	float mina, maxa;
 	int x, y, w, h;
+	int oldx, oldy, oldw, oldh;
 	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 	int bw, oldbw;
 	unsigned int tags;
-	Bool isfixed, isfloating, isurgent;
+	Bool isfixed, isfloating, isurgent, oldstate;
 	Client *next;
 	Client *snext;
 	Monitor *mon;
@@ -121,7 +123,7 @@ typedef struct {
 } Layout;
 
 struct Monitor {
-	const char *ltsymbol;
+	char ltsymbol[16];
 	float mfact;
 	int num;
 	int by;               /* bar geometry */
@@ -152,14 +154,16 @@ typedef struct {
 /* function declarations */
 static void applyrules(Client *c);
 static Bool applysizehints(Client *c, int *x, int *y, int *w, int *h, Bool interact);
-static void arrange(void);
+static void arrange(Monitor *m);
+static void arrangemon(Monitor *m);
 static void attach(Client *c);
 static void attachstack(Client *c);
 static void buttonpress(XEvent *e);
 static void checkotherwm(void);
 static void cleanup(void);
-static void cleanupmons(void);
+static void cleanupmon(Monitor *mon);
 static void clearurgent(Client *c);
+static void clientmessage(XEvent *e);
 static void configure(Client *c);
 static void configurenotify(XEvent *e);
 static void configurerequest(XEvent *e);
@@ -199,6 +203,7 @@ static Monitor *ptrtomon(int x, int y);
 static void propertynotify(XEvent *e);
 static void quit(const Arg *arg);
 static void resize(Client *c, int x, int y, int w, int h, Bool interact);
+static void resizeclient(Client *c, int x, int y, int w, int h);
 static void resizemouse(const Arg *arg);
 static void restack(Monitor *m);
 static void run(void);
@@ -219,7 +224,7 @@ static void togglebar(const Arg *arg);
 static void togglefloating(const Arg *arg);
 static void toggletag(const Arg *arg);
 static void toggleview(const Arg *arg);
-static void unfocus(Client *c);
+static void unfocus(Client *c, Bool setfocus);
 static void unmanage(Client *c, Bool destroyed);
 static void unmapnotify(XEvent *e);
 static Bool updategeom(void);
@@ -248,6 +253,7 @@ static int (*xerrorxlib)(Display *, XErrorEvent *);
 static unsigned int numlockmask = 0;
 static void (*handler[LASTEvent]) (XEvent *) = {
 	[ButtonPress] = buttonpress,
+	[ClientMessage] = clientmessage,
 	[ConfigureRequest] = configurerequest,
 	[ConfigureNotify] = configurenotify,
 	[DestroyNotify] = destroynotify,
@@ -379,18 +385,24 @@ applysizehints(Client *c, int *x, int *y, int *w, int *h, Bool interact) {
 }
 
 void
-arrange(void) {
-	Monitor *m;
-
-	for(m = mons; m; m = m->next)
+arrange(Monitor *m) {
+	if(m)
+		showhide(m->stack);
+	else for(m = mons; m; m = m->next)
 		showhide(m->stack);
 	focus(NULL);
-	for(m = mons; m; m = m->next) {
-		m->ltsymbol = m->lt[m->sellt]->symbol;
-		if(m->lt[m->sellt]->arrange)
-			m->lt[m->sellt]->arrange(m);
-		restack(m);
-	}
+	if(m)
+		arrangemon(m);
+	else for(m = mons; m; m = m->next)
+		arrangemon(m);
+}
+
+void
+arrangemon(Monitor *m) {
+	strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, sizeof m->ltsymbol);
+	if(m->lt[m->sellt]->arrange)
+		m->lt[m->sellt]->arrange(m);
+	restack(m);
 }
 
 void
@@ -416,7 +428,7 @@ buttonpress(XEvent *e) {
 	click = ClkRootWin;
 	/* focus monitor if necessary */
 	if((m = wintomon(ev->window)) && m != selmon) {
-		unfocus(selmon->sel);
+		unfocus(selmon->sel, True);
 		selmon = m;
 		focus(NULL);
 	}
@@ -480,22 +492,25 @@ cleanup(void) {
 	XFreeCursor(dpy, cursor[CurNormal]);
 	XFreeCursor(dpy, cursor[CurResize]);
 	XFreeCursor(dpy, cursor[CurMove]);
-	cleanupmons();
+	while(mons)
+		cleanupmon(mons);
 	XSync(dpy, False);
 	XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
 }
 
 void
-cleanupmons(void) {
+cleanupmon(Monitor *mon) {
 	Monitor *m;
 
-	while(mons) {
-		m = mons->next;
-		XUnmapWindow(dpy, mons->barwin);
-		XDestroyWindow(dpy, mons->barwin);
-		free(mons);
-		mons = m;
+	if(mon == mons)
+		mons = mons->next;
+	else {
+		for(m = mons; m && m->next != mon; m = m->next);
+		m->next = mon->next;
 	}
+	XUnmapWindow(dpy, mon->barwin);
+	XDestroyWindow(dpy, mon->barwin);
+	free(mon);
 }
 
 void
@@ -543,7 +558,7 @@ configurenotify(XEvent *e) {
 			updatebars();
 			for(m = mons; m; m = m->next)
 				XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, m->ww, bh);
-			arrange();
+			arrange(NULL);
 		}
 	}
 }
@@ -605,7 +620,7 @@ createmon(void) {
 	m->topbar = topbar;
 	m->lt[0] = &layouts[0];
 	m->lt[1] = &layouts[1 % LENGTH(layouts)];
-	m->ltsymbol = layouts[0].symbol;
+	strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol);
 	return m;
 }
 
@@ -775,20 +790,16 @@ drawtext(const char *text, unsigned long col[ColLast], Bool invert) {
 
 void
 enternotify(XEvent *e) {
-	Client *c;
 	Monitor *m;
 	XCrossingEvent *ev = &e->xcrossing;
 
 	if((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root)
 		return;
 	if((m = wintomon(ev->window)) && m != selmon) {
-		unfocus(selmon->sel);
+		unfocus(selmon->sel, True);
 		selmon = m;
 	}
-	if((c = wintoclient(ev->window)))
-		focus(c);
-	else
-		focus(NULL);
+	focus(wintoclient(ev->window));
 }
 
 void
@@ -804,8 +815,9 @@ void
 focus(Client *c) {
 	if(!c || !ISVISIBLE(c))
 		for(c = selmon->stack; c && !ISVISIBLE(c); c = c->snext);
-	if(selmon->sel)
-		unfocus(selmon->sel);
+	/* was if(selmon->sel) */
+	if(selmon->sel && selmon->sel != c)
+		unfocus(selmon->sel, False);
 	if(c) {
 		if(c->mon != selmon)
 			selmon = c->mon;
@@ -837,8 +849,9 @@ focusmon(const Arg *arg) {
 
 	if(!mons->next)
 		return;
-	m = dirtomon(arg->i);
-	unfocus(selmon->sel);
+	if((m = dirtomon(arg->i)) == selmon)
+		return;
+	unfocus(selmon->sel, True);
 	selmon = m;
 	focus(NULL);
 }
@@ -890,15 +903,14 @@ getrootptr(int *x, int *y) {
 
 long
 getstate(Window w) {
-	int format, status;
+	int format;
 	long result = -1;
 	unsigned char *p = NULL;
 	unsigned long n, extra;
 	Atom real;
 
-	status = XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState],
-	                            &real, &format, &n, &extra, (unsigned char **)&p);
-	if(status != Success)
+	if(XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState],
+	                      &real, &format, &n, &extra, (unsigned char **)&p) != Success)
 		return -1;
 	if(n != 0)
 		result = *p;
@@ -1099,12 +1111,13 @@ manage(Window w, XWindowAttributes *wa) {
 		applyrules(c);
 	}
 	/* geometry */
-	c->x = wa->x + c->mon->wx;
-	c->y = wa->y + c->mon->wy;
-	c->w = wa->width;
-	c->h = wa->height;
+	c->x = c->oldx = wa->x + c->mon->wx;
+	c->y = c->oldy = wa->y + c->mon->wy;
+	c->w = c->oldw = wa->width;
+	c->h = c->oldh = wa->height;
 	c->oldbw = wa->border_width;
 	if(c->w == c->mon->mw && c->h == c->mon->mh) {
+		c->isfloating = 1;
 		c->x = c->mon->mx;
 		c->y = c->mon->my;
 		c->bw = 0;
@@ -1128,7 +1141,7 @@ manage(Window w, XWindowAttributes *wa) {
 	XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
 	grabbuttons(c, False);
 	if(!c->isfloating)
-		c->isfloating = trans != None || c->isfixed;
+		c->isfloating = c->oldstate = trans != None || c->isfixed;
 	if(c->isfloating)
 		XRaiseWindow(dpy, c->win);
 	attach(c);
@@ -1136,7 +1149,7 @@ manage(Window w, XWindowAttributes *wa) {
 	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();
+	arrange(c->mon);
 }
 
 void
@@ -1163,17 +1176,14 @@ maprequest(XEvent *e) {
 
 void
 monocle(Monitor *m) {
-	static char ntext[8];
 	unsigned int n = 0;
 	Client *c;
 
 	for(c = m->clients; c; c = c->next)
 		if(ISVISIBLE(c))
 			n++;
-	if(n > 0) { /* override layout symbol */
-		snprintf(ntext, sizeof ntext, "[%d]", n);
-		m->ltsymbol = ntext;
-	}
+	if(n > 0) /* override layout symbol */
+		snprintf(m->ltsymbol, sizeof m->ltsymbol, "[%d]", n);
 	for(c = nexttiled(m->clients); c; c = nexttiled(c->next))
 		resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw, False);
 }
@@ -1265,7 +1275,7 @@ propertynotify(XEvent *e) {
 		case XA_WM_TRANSIENT_FOR:
 			XGetTransientForHint(dpy, c->win, &trans);
 			if(!c->isfloating && (c->isfloating = (wintoclient(trans) != NULL)))
-				arrange();
+				arrange(c->mon);
 			break;
 		case XA_WM_NORMAL_HINTS:
 			updatesizehints(c);
@@ -1283,6 +1293,39 @@ propertynotify(XEvent *e) {
 	}
 }
 
+void
+clientmessage(XEvent *e) {
+	XClientMessageEvent *cme = &e->xclient;
+	Client *c;
+
+	if((c = wintoclient(cme->window))
+	&& (cme->message_type == netatom[NetWMState] && cme->data.l[1] == netatom[NetWMFullscreen]))
+	{
+		if(cme->data.l[0]) {
+			XChangeProperty(dpy, cme->window, netatom[NetWMState], XA_ATOM, 32,
+			                PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
+			c->oldstate = c->isfloating;
+			c->oldbw = c->bw;
+			c->bw = 0;
+			c->isfloating = 1;
+			resizeclient(c, c->mon->mx, c->mon->my, c->mon->mw, c->mon->mh);
+			XRaiseWindow(dpy, c->win);
+		}
+		else {
+			XChangeProperty(dpy, cme->window, netatom[NetWMState], XA_ATOM, 32,
+			                PropModeReplace, (unsigned char*)0, 0);
+			c->isfloating = c->oldstate;
+			c->bw = c->oldbw;
+			c->x = c->oldx;
+			c->y = c->oldy;
+			c->w = c->oldw;
+			c->h = c->oldh;
+			resizeclient(c, c->x, c->y, c->w, c->h);
+			arrange(c->mon);
+		}
+	}
+}
+
 void
 quit(const Arg *arg) {
 	running = False;
@@ -1290,18 +1333,22 @@ quit(const Arg *arg) {
 
 void
 resize(Client *c, int x, int y, int w, int h, Bool interact) {
+	if(applysizehints(c, &x, &y, &w, &h, interact))
+		resizeclient(c, x, y, w, h);
+}
+
+void
+resizeclient(Client *c, int x, int y, int w, int h) {
 	XWindowChanges wc;
 
-	if(applysizehints(c, &x, &y, &w, &h, interact)) {
-		c->x = wc.x = x;
-		c->y = wc.y = y;
-		c->w = wc.width = w;
-		c->h = wc.height = h;
-		wc.border_width = c->bw;
-		XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc);
-		configure(c);
-		XSync(dpy, False);
-	}
+	c->oldx = c->x; c->x = wc.x = x;
+	c->oldy = c->y; c->y = wc.y = y;
+	c->oldw = c->w; c->w = wc.width = w;
+	c->oldh = c->h; c->h = wc.height = h;
+	wc.border_width = c->bw;
+	XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc);
+	configure(c);
+	XSync(dpy, False);
 }
 
 void
@@ -1360,7 +1407,7 @@ restack(Monitor *m) {
 	XEvent ev;
 	XWindowChanges wc;
 
-	drawbars();
+	drawbar(m);
 	if(!m->sel)
 		return;
 	if(m->sel->isfloating || !m->lt[m->sellt]->arrange)
@@ -1381,12 +1428,12 @@ restack(Monitor *m) {
 void
 run(void) {
 	XEvent ev;
-
 	/* main event loop */
 	XSync(dpy, False);
-	while(running && !XNextEvent(dpy, &ev))
+	while(running && !XNextEvent(dpy, &ev)) {
 		if(handler[ev.type])
 			handler[ev.type](&ev); /* call handler */
+	}
 }
 
 void
@@ -1419,7 +1466,7 @@ void
 sendmon(Client *c, Monitor *m) {
 	if(c->mon == m)
 		return;
-	unfocus(c);
+	unfocus(c, True);
 	detach(c);
 	detachstack(c);
 	c->mon = m;
@@ -1427,7 +1474,7 @@ sendmon(Client *c, Monitor *m) {
 	attach(c);
 	attachstack(c);
 	focus(NULL);
-	arrange();
+	arrange(NULL);
 }
 
 void
@@ -1444,10 +1491,11 @@ setlayout(const Arg *arg) {
 		selmon->sellt ^= 1;
 	if(arg && arg->v)
 		selmon->lt[selmon->sellt] = (Layout *)arg->v;
+	strncpy(selmon->ltsymbol, selmon->lt[selmon->sellt]->symbol, sizeof selmon->ltsymbol);
 	if(selmon->sel)
-		arrange();
+		arrange(selmon);
 	else
-		drawbars();
+		drawbar(selmon);
 }
 
 /* arg > 1.0 will set mfact absolutly */
@@ -1461,7 +1509,7 @@ setmfact(const Arg *arg) {
 	if(f < 0.1 || f > 0.9)
 		return;
 	selmon->mfact = f;
-	arrange();
+	arrange(selmon);
 }
 
 void
@@ -1485,6 +1533,8 @@ setup(void) {
 	wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False);
 	netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
 	netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
+	netatom[NetWMState] = XInternAtom(dpy, "_NET_WM_STATE", False);
+	netatom[NetWMFullscreen] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False);
 	/* init cursors */
 	cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr);
 	cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing);
@@ -1558,7 +1608,7 @@ void
 tag(const Arg *arg) {
 	if(selmon->sel && arg->ui & TAGMASK) {
 		selmon->sel->tags = arg->ui & TAGMASK;
-		arrange();
+		arrange(selmon);
 	}
 }
 
@@ -1615,7 +1665,7 @@ togglebar(const Arg *arg) {
 	selmon->showbar = !selmon->showbar;
 	updatebarpos(selmon);
 	XMoveResizeWindow(dpy, selmon->barwin, selmon->wx, selmon->by, selmon->ww, bh);
-	arrange();
+	arrange(selmon);
 }
 
 void
@@ -1626,7 +1676,7 @@ togglefloating(const Arg *arg) {
 	if(selmon->sel->isfloating)
 		resize(selmon->sel, selmon->sel->x, selmon->sel->y,
 		       selmon->sel->w, selmon->sel->h, False);
-	arrange();
+	arrange(selmon);
 }
 
 void
@@ -1638,7 +1688,7 @@ toggletag(const Arg *arg) {
 	newtags = selmon->sel->tags ^ (arg->ui & TAGMASK);
 	if(newtags) {
 		selmon->sel->tags = newtags;
-		arrange();
+		arrange(selmon);
 	}
 }
 
@@ -1648,21 +1698,23 @@ toggleview(const Arg *arg) {
 
 	if(newtagset) {
 		selmon->tagset[selmon->seltags] = newtagset;
-		arrange();
+		arrange(selmon);
 	}
 }
 
 void
-unfocus(Client *c) {
+unfocus(Client *c, Bool setfocus) {
 	if(!c)
 		return;
 	grabbuttons(c, False);
 	XSetWindowBorder(dpy, c->win, dc.norm[ColBorder]);
-	XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+	if(setfocus)
+		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
 }
 
 void
 unmanage(Client *c, Bool destroyed) {
+	Monitor *m = c->mon;
 	XWindowChanges wc;
 
 	/* The server grab construct avoids race conditions. */
@@ -1681,7 +1733,7 @@ unmanage(Client *c, Bool destroyed) {
 	}
 	free(c);
 	focus(NULL);
-	arrange();
+	arrange(m);
 }
 
 void
@@ -1730,11 +1782,11 @@ updategeom(void) {
 #ifdef XINERAMA
 	if(XineramaIsActive(dpy)) {
 		int i, j, n, nn;
+		Client *c;
 		Monitor *m;
 		XineramaScreenInfo *info = XineramaQueryScreens(dpy, &nn);
 		XineramaScreenInfo *unique = NULL;
 
-		info = XineramaQueryScreens(dpy, &nn);
 		for(n = 0, m = mons; m; m = m->next, n++);
 		/* only consider unique geometries as separate screens */
 		if(!(unique = (XineramaScreenInfo *)malloc(sizeof(XineramaScreenInfo) * nn)))
@@ -1758,7 +1810,7 @@ updategeom(void) {
 				    || unique[i].width != m->mw || unique[i].height != m->mh))
 				{
 					dirty = True;
-					m->num = unique[i].screen_number;
+					m->num = i;
 					m->mx = m->wx = unique[i].x_org;
 					m->my = m->wy = unique[i].y_org;
 					m->mw = m->ww = unique[i].width;
@@ -1766,10 +1818,22 @@ updategeom(void) {
 					updatebarpos(m);
 				}
 		}
-		else { /* less monitors available */
-			cleanup();
-			setup();
-			scan();
+		else { /* less monitors available nn < n */
+			for(i = nn; i < n; i++) {
+				for(m = mons; m && m->next; m = m->next);
+				while(m->clients) {
+					dirty = True;
+					c = m->clients;
+					m->clients = c->next;
+					detachstack(c);
+					c->mon = mons;
+					attach(c);
+					attachstack(c);
+				}
+				if(m == selmon)
+					selmon = mons;
+				cleanupmon(m);
+			}
 		}
 		free(unique);
 	}
@@ -1895,7 +1959,7 @@ view(const Arg *arg) {
 	selmon->seltags ^= 1; /* toggle sel tagset */
 	if(arg->ui & TAGMASK)
 		selmon->tagset[selmon->seltags] = arg->ui & TAGMASK;
-	arrange();
+	arrange(selmon);
 }
 
 Client *
@@ -1973,13 +2037,13 @@ zoom(const Arg *arg) {
 	detach(c);
 	attach(c);
 	focus(c);
-	arrange();
+	arrange(c->mon);
 }
 
 int
 main(int argc, char *argv[]) {
 	if(argc == 2 && !strcmp("-v", argv[1]))
-		die("dwm-"VERSION", © 2006-2009 dwm engineers, see LICENSE for details\n");
+		die("dwm-"VERSION", © 2006-2010 dwm engineers, see LICENSE for details\n");
 	else if(argc != 1)
 		die("usage: dwm [-v]\n");
 	if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())