X-Git-Url: https://git.xinqibao.xyz/dwm.git/blobdiff_plain/2b625eb73ed48ce671e497c60b61f4411c50c817..820cbb3545e60e4d2bad120fb6e691c80058a98c:/dwm.c?ds=sidebyside

diff --git a/dwm.c b/dwm.c
index d108e12..685eb4a 100644
--- a/dwm.c
+++ b/dwm.c
@@ -43,7 +43,8 @@
 /* macros */
 #define BUTTONMASK              (ButtonPressMask|ButtonReleaseMask)
 #define CLEANMASK(mask)         (mask & ~(numlockmask|LockMask) & (ShiftMask|ControlMask|Mod1Mask|Mod2Mask|Mod3Mask|Mod4Mask|Mod5Mask))
-#define INRECT(X,Y,RX,RY,RW,RH) ((X) >= (RX) && (X) < (RX) + (RW) && (Y) >= (RY) && (Y) < (RY) + (RH))
+#define INTERSECT(x,y,w,h,m)    (MAX(0, MIN((x)+(w),(m)->wx+(m)->ww) - MAX((x),(m)->wx)) \
+                               * MAX(0, MIN((y)+(h),(m)->wy+(m)->wh) - MAX((y),(m)->wy)))
 #define ISVISIBLE(C)            ((C->tags & C->mon->tagset[C->mon->seltags]))
 #define LENGTH(X)               (sizeof X / sizeof X[0])
 #define MAX(A, B)               ((A) > (B) ? (A) : (B))
@@ -58,7 +59,8 @@
 enum { CurNormal, CurResize, CurMove, CurLast };        /* cursor */
 enum { ColBorder, ColFG, ColBG, ColLast };              /* color */
 enum { NetSupported, NetWMName, NetWMState,
-       NetWMFullscreen, NetActiveWindow, NetLast };     /* EWMH atoms */
+       NetWMFullscreen, NetActiveWindow, NetWMWindowType,
+       NetWMWindowTypeDialog, NetClientList, NetLast };     /* EWMH atoms */
 enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /* default atoms */
 enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
        ClkClientWin, ClkRootWin, ClkLast };             /* clicks */
@@ -125,6 +127,7 @@ typedef struct {
 struct Monitor {
 	char ltsymbol[16];
 	float mfact;
+	int nmaster;
 	int num;
 	int by;               /* bar geometry */
 	int mx, my, mw, mh;   /* screen size */
@@ -189,6 +192,7 @@ static long getstate(Window w);
 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 incnmaster(const Arg *arg);
 static void initfont(const char *fontstr);
 static void keypress(XEvent *e);
 static void killclient(const Arg *arg);
@@ -196,12 +200,13 @@ static void manage(Window w, XWindowAttributes *wa);
 static void mappingnotify(XEvent *e);
 static void maprequest(XEvent *e);
 static void monocle(Monitor *m);
+static void motionnotify(XEvent *e);
 static void movemouse(const Arg *arg);
 static Client *nexttiled(Client *c);
 static void pop(Client *);
 static void propertynotify(XEvent *e);
-static Monitor *ptrtomon(int x, int y);
 static void quit(const Arg *arg);
+static Monitor *recttomon(int x, int y, int w, int h);
 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);
@@ -212,6 +217,7 @@ static Bool sendevent(Client *c, Atom proto);
 static void sendmon(Client *c, Monitor *m);
 static void setclientstate(Client *c, long state);
 static void setfocus(Client *c);
+static void setfullscreen(Client *c, Bool fullscreen);
 static void setlayout(const Arg *arg);
 static void setmfact(const Arg *arg);
 static void setup(void);
@@ -232,9 +238,11 @@ static void unmapnotify(XEvent *e);
 static Bool updategeom(void);
 static void updatebarpos(Monitor *m);
 static void updatebars(void);
+static void updateclientlist(void);
 static void updatenumlockmask(void);
 static void updatesizehints(Client *c);
 static void updatestatus(void);
+static void updatewindowtype(Client *c);
 static void updatetitle(Client *c);
 static void updatewmhints(Client *c);
 static void view(const Arg *arg);
@@ -265,6 +273,7 @@ static void (*handler[LASTEvent]) (XEvent *) = {
 	[KeyPress] = keypress,
 	[MappingNotify] = mappingnotify,
 	[MapRequest] = maprequest,
+	[MotionNotify] = motionnotify,
 	[PropertyNotify] = propertynotify,
 	[UnmapNotify] = unmapnotify
 };
@@ -336,20 +345,20 @@ applysizehints(Client *c, int *x, int *y, int *w, int *h, Bool interact) {
 			*y = 0;
 	}
 	else {
-		if(*x > m->mx + m->mw)
-			*x = m->mx + m->mw - WIDTH(c);
-		if(*y > m->my + m->mh)
-			*y = m->my + m->mh - HEIGHT(c);
-		if(*x + *w + 2 * c->bw < m->mx)
-			*x = m->mx;
-		if(*y + *h + 2 * c->bw < m->my)
-			*y = m->my;
+		if(*x >= m->wx + m->ww)
+			*x = m->wx + m->ww - WIDTH(c);
+		if(*y >= m->wy + m->wh)
+			*y = m->wy + m->wh - HEIGHT(c);
+		if(*x + *w + 2 * c->bw <= m->wx)
+			*x = m->wx;
+		if(*y + *h + 2 * c->bw <= m->wy)
+			*y = m->wy;
 	}
 	if(*h < bh)
 		*h = bh;
 	if(*w < bh)
 		*w = bh;
-	if(resizehints || c->isfloating) {
+	if(resizehints || c->isfloating || !c->mon->lt[c->mon->sellt]->arrange) {
 		/* see last two sentences in ICCCM 4.1.2.3 */
 		baseismin = c->basew == c->minw && c->baseh == c->minh;
 		if(!baseismin) { /* temporarily remove base dimensions */
@@ -389,9 +398,10 @@ arrange(Monitor *m) {
 		showhide(m->stack);
 	else for(m = mons; m; m = m->next)
 		showhide(m->stack);
-	if(m)
+	if(m) {
 		arrangemon(m);
-	else for(m = mons; m; m = m->next)
+		restack(m);
+	} else for(m = mons; m; m = m->next)
 		arrangemon(m);
 }
 
@@ -400,7 +410,6 @@ 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
@@ -491,6 +500,7 @@ cleanup(void) {
 		cleanupmon(mons);
 	XSync(dpy, False);
 	XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
+	XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
 }
 
 void
@@ -527,31 +537,10 @@ clientmessage(XEvent *e) {
 
 	if(!c)
 		return;
-	if(cme->message_type == netatom[NetWMState] && cme->data.l[1] == netatom[NetWMFullscreen]) {
-		if(cme->data.l[0] && !c->isfullscreen) {
-			XChangeProperty(dpy, cme->window, netatom[NetWMState], XA_ATOM, 32,
-			                PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
-			c->isfullscreen = True;
-			c->oldstate = c->isfloating;
-			c->oldbw = c->bw;
-			c->bw = 0;
-			c->isfloating = True;
-			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->isfullscreen = False;
-			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);
-		}
+	if(cme->message_type == netatom[NetWMState]) {
+		if(cme->data.l[1] == netatom[NetWMFullscreen] || cme->data.l[2] == netatom[NetWMFullscreen])
+			setfullscreen(c, (cme->data.l[0] == 1 /* _NET_WM_STATE_ADD    */
+			              || (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ && !c->isfullscreen)));
 	}
 	else if(cme->message_type == netatom[NetActiveWindow]) {
 		if(!ISVISIBLE(c)) {
@@ -586,8 +575,9 @@ configurenotify(XEvent *e) {
 	XConfigureEvent *ev = &e->xconfigure;
 	Bool dirty;
 
+	// TODO: updategeom handling sucks, needs to be simplified
 	if(ev->window == root) {
-		dirty = (sw != ev->width);
+		dirty = (sw != ev->width || sh != ev->height);
 		sw = ev->width;
 		sh = ev->height;
 		if(updategeom() || dirty) {
@@ -664,6 +654,7 @@ createmon(void) {
 		die("fatal: could not malloc() %u bytes\n", sizeof(Monitor));
 	m->tagset[0] = m->tagset[1] = 1;
 	m->mfact = mfact;
+	m->nmaster = nmaster;
 	m->showbar = showbar;
 	m->topbar = topbar;
 	m->lt[0] = &layouts[0];
@@ -870,8 +861,10 @@ focus(Client *c) {
 		XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
 		setfocus(c);
 	}
-	else
+	else {
 		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+		XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
+	}
 	selmon->sel = c;
 	drawbars();
 }
@@ -892,7 +885,8 @@ focusmon(const Arg *arg) {
 		return;
 	if((m = dirtomon(arg->i)) == selmon)
 		return;
-	unfocus(selmon->sel, True);
+	unfocus(selmon->sel, False); /* s/True/False/ fixes input focus issues
+					in gedit and anjuta */
 	selmon = m;
 	focus(NULL);
 }
@@ -923,6 +917,21 @@ focusstack(const Arg *arg) {
 	}
 }
 
+Atom
+getatomprop(Client *c, Atom prop) {
+	int di;
+	unsigned long dl;
+	unsigned char *p = NULL;
+	Atom da, atom = None;
+
+	if(XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, XA_ATOM,
+	                      &da, &di, &dl, &dl, &p) == Success && p) {
+		atom = *(Atom *)p;
+		XFree(p);
+	}
+	return atom;
+}
+
 unsigned long
 getcolor(const char *colstr) {
 	Colormap cmap = DefaultColormap(dpy, screen);
@@ -1023,6 +1032,12 @@ grabkeys(void) {
 	}
 }
 
+void
+incnmaster(const Arg *arg) {
+	selmon->nmaster = MAX(selmon->nmaster + arg->i, 0);
+	arrange(selmon);
+}
+
 void
 initfont(const char *fontstr) {
 	char *def, **missing;
@@ -1122,27 +1137,22 @@ manage(Window w, XWindowAttributes *wa) {
 	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 = True; // regression with flash, XXXX
-		c->x = c->mon->mx;
-		c->y = c->mon->my;
-		c->bw = 0;
-	}
-	else {
-		if(c->x + WIDTH(c) > c->mon->mx + c->mon->mw)
-			c->x = c->mon->mx + c->mon->mw - WIDTH(c);
-		if(c->y + HEIGHT(c) > c->mon->my + c->mon->mh)
-			c->y = c->mon->my + c->mon->mh - HEIGHT(c);
-		c->x = MAX(c->x, c->mon->mx);
-		/* only fix client y-offset, if the client center might cover the bar */
-		c->y = MAX(c->y, ((c->mon->by == 0) && (c->x + (c->w / 2) >= c->mon->wx)
-		           && (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my);
-		c->bw = borderpx;
-	}
+
+	if(c->x + WIDTH(c) > c->mon->mx + c->mon->mw)
+		c->x = c->mon->mx + c->mon->mw - WIDTH(c);
+	if(c->y + HEIGHT(c) > c->mon->my + c->mon->mh)
+		c->y = c->mon->my + c->mon->mh - HEIGHT(c);
+	c->x = MAX(c->x, c->mon->mx);
+	/* only fix client y-offset, if the client center might cover the bar */
+	c->y = MAX(c->y, ((c->mon->by == c->mon->my) && (c->x + (c->w / 2) >= c->mon->wx)
+	           && (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my);
+	c->bw = borderpx;
+
 	wc.border_width = c->bw;
 	XConfigureWindow(dpy, w, CWBorderWidth, &wc);
 	XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
 	configure(c); /* propagates border_width, if size doesn't change */
+	updatewindowtype(c);
 	updatesizehints(c);
 	updatewmhints(c);
 	XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
@@ -1153,6 +1163,8 @@ manage(Window w, XWindowAttributes *wa) {
 		XRaiseWindow(dpy, c->win);
 	attach(c);
 	attachstack(c);
+	XChangeProperty(dpy, root, netatom[NetClientList], XA_WINDOW, 32, PropModeAppend,
+	                (unsigned char *) &(c->win), 1);
 	XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h); /* some windows require this */
 	setclientstate(c, NormalState);
 	if (c->mon == selmon)
@@ -1199,6 +1211,22 @@ monocle(Monitor *m) {
 		resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw, False);
 }
 
+void
+motionnotify(XEvent *e) {
+	static Monitor *mon = NULL;
+	Monitor *m;
+	XMotionEvent *ev = &e->xmotion;
+
+	if(ev->window != root)
+		return;
+	if((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) {
+		unfocus(selmon->sel, True);
+		selmon = m;
+		focus(NULL);
+	}
+	mon = m;
+}
+
 void
 movemouse(const Arg *arg) {
 	int x, y, ocx, ocy, nx, ny;
@@ -1208,6 +1236,8 @@ movemouse(const Arg *arg) {
 
 	if(!(c = selmon->sel))
 		return;
+	if(c->isfullscreen) /* no support moving fullscreen windows by mouse */
+		return;
 	restack(selmon);
 	ocx = c->x;
 	ocy = c->y;
@@ -1247,7 +1277,7 @@ movemouse(const Arg *arg) {
 		}
 	} while(ev.type != ButtonRelease);
 	XUngrabPointer(dpy, CurrentTime);
-	if((m = ptrtomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
+	if((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {
 		sendmon(c, m);
 		selmon = m;
 		focus(NULL);
@@ -1299,24 +1329,29 @@ propertynotify(XEvent *e) {
 			if(c == c->mon->sel)
 				drawbar(c->mon);
 		}
+		if(ev->atom == netatom[NetWMWindowType])
+			updatewindowtype(c);
 	}
 }
 
-Monitor *
-ptrtomon(int x, int y) {
-	Monitor *m;
-
-	for(m = mons; m; m = m->next)
-		if(INRECT(x, y, m->wx, m->wy, m->ww, m->wh))
-			return m;
-	return selmon;
-}
-
 void
 quit(const Arg *arg) {
 	running = False;
 }
 
+Monitor *
+recttomon(int x, int y, int w, int h) {
+	Monitor *m, *r = selmon;
+	int a, area = 0;
+
+	for(m = mons; m; m = m->next)
+		if((a = INTERSECT(x, y, w, h, m)) > area) {
+			area = a;
+			r = m;
+		}
+	return r;
+}
+
 void
 resize(Client *c, int x, int y, int w, int h, Bool interact) {
 	if(applysizehints(c, &x, &y, &w, &h, interact))
@@ -1347,6 +1382,8 @@ resizemouse(const Arg *arg) {
 
 	if(!(c = selmon->sel))
 		return;
+	if(c->isfullscreen) /* no support resizing fullscreen windows by mouse */
+		return;
 	restack(selmon);
 	ocx = c->x;
 	ocy = c->y;
@@ -1380,7 +1417,7 @@ resizemouse(const Arg *arg) {
 	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));
-	if((m = ptrtomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
+	if((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {
 		sendmon(c, m);
 		selmon = m;
 		focus(NULL);
@@ -1496,11 +1533,43 @@ sendevent(Client *c, Atom proto) {
 
 void
 setfocus(Client *c) {
-	if(!c->neverfocus)
+	if(!c->neverfocus) {
 		XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
+		XChangeProperty(dpy, root, netatom[NetActiveWindow],
+ 		                XA_WINDOW, 32, PropModeReplace,
+ 		                (unsigned char *) &(c->win), 1);
+	}
 	sendevent(c, wmatom[WMTakeFocus]);
 }
 
+void
+setfullscreen(Client *c, Bool fullscreen) {
+	if(fullscreen) {
+		XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
+		                PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
+		c->isfullscreen = True;
+		c->oldstate = c->isfloating;
+		c->oldbw = c->bw;
+		c->bw = 0;
+		c->isfloating = True;
+		resizeclient(c, c->mon->mx, c->mon->my, c->mon->mw, c->mon->mh);
+		XRaiseWindow(dpy, c->win);
+	}
+	else {
+		XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
+		                PropModeReplace, (unsigned char*)0, 0);
+		c->isfullscreen = False;
+		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
 setlayout(const Arg *arg) {
 	if(!arg || !arg->v || arg->v != selmon->lt[selmon->sellt])
@@ -1553,6 +1622,9 @@ setup(void) {
 	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);
+	netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False);
+	netatom[NetWMWindowTypeDialog] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False);
+	netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False);
 	/* init cursors */
 	cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr);
 	cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing);
@@ -1575,11 +1647,11 @@ setup(void) {
 	/* EWMH support per view */
 	XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
 			PropModeReplace, (unsigned char *) netatom, NetLast);
+	XDeleteProperty(dpy, root, netatom[NetClientList]);
 	/* select for events */
 	wa.cursor = cursor[CurNormal];
-	wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask|ButtonPressMask
-	                |EnterWindowMask|LeaveWindowMask|StructureNotifyMask
-	                |PropertyChangeMask;
+	wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask|ButtonPressMask|PointerMotionMask
+	                |EnterWindowMask|LeaveWindowMask|StructureNotifyMask|PropertyChangeMask;
 	XChangeWindowAttributes(dpy, root, CWEventMask|CWCursor, &wa);
 	XSelectInput(dpy, root, wa.event_mask);
 	grabkeys();
@@ -1597,7 +1669,7 @@ showhide(Client *c) {
 	}
 	else { /* hide clients bottom up */
 		showhide(c->snext);
-		XMoveWindow(dpy, c->win, c->w * -2, c->y);
+		XMoveWindow(dpy, c->win, WIDTH(c) * -2, c->y);
 	}
 }
 
@@ -1650,32 +1722,28 @@ textnw(const char *text, unsigned int len) {
 
 void
 tile(Monitor *m) {
-	int x, y, h, w, mw;
-	unsigned int i, n;
+	unsigned int i, n, h, mw, my, ty;
 	Client *c;
 
 	for(n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
 	if(n == 0)
 		return;
-	/* master */
-	c = nexttiled(m->clients);
-	mw = m->mfact * m->ww;
-	resize(c, m->wx, m->wy, (n == 1 ? m->ww : mw) - 2 * c->bw, m->wh - 2 * c->bw, False);
-	if(--n == 0)
-		return;
-	/* tile stack */
-	x = (m->wx > c->x) ? c->x + mw + 2 * c->bw : m->wx + mw;
-	y = m->wy;
-	w = (m->wx > c->x) ? m->wx + m->ww - x : m->ww - mw;
-	h = m->wh / n;
-	if(h < bh)
-		h = m->wh;
-	for(i = 0, c = nexttiled(c->next); c; c = nexttiled(c->next), i++) {
-		resize(c, x, y, w - 2 * c->bw, /* remainder */ ((i + 1 == n)
-		       ? m->wy + m->wh - y - 2 * c->bw : h - 2 * c->bw), False);
-		if(h != m->wh)
-			y = c->y + HEIGHT(c);
-	}
+
+	if(n > m->nmaster)
+		mw = m->nmaster ? m->ww * m->mfact : 0;
+	else
+		mw = m->ww;
+	for(i = my = ty = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
+		if(i < m->nmaster) {
+			h = (m->wh - my) / (MIN(n, m->nmaster) - i);
+			resize(c, m->wx, m->wy + my, mw - (2*c->bw), h - (2*c->bw), False);
+			my += HEIGHT(c);
+		}
+		else {
+			h = (m->wh - ty) / (n - i);
+			resize(c, m->wx + mw, m->wy + ty, m->ww - mw - (2*c->bw), h - (2*c->bw), False);
+			ty += HEIGHT(c);
+		}
 }
 
 void
@@ -1690,6 +1758,8 @@ void
 togglefloating(const Arg *arg) {
 	if(!selmon->sel)
 		return;
+	if(selmon->sel->isfullscreen) /* no support for fullscreen windows */
+		return;
 	selmon->sel->isfloating = !selmon->sel->isfloating || selmon->sel->isfixed;
 	if(selmon->sel->isfloating)
 		resize(selmon->sel, selmon->sel->x, selmon->sel->y,
@@ -1728,8 +1798,10 @@ unfocus(Client *c, Bool setfocus) {
 		return;
 	grabbuttons(c, False);
 	XSetWindowBorder(dpy, c->win, dc.norm[ColBorder]);
-	if(setfocus)
+	if(setfocus) {
 		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+		XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
+	}
 }
 
 void
@@ -1753,6 +1825,7 @@ unmanage(Client *c, Bool destroyed) {
 	}
 	free(c);
 	focus(NULL);
+	updateclientlist();
 	arrange(m);
 }
 
@@ -1778,6 +1851,8 @@ updatebars(void) {
 		.event_mask = ButtonPressMask|ExposureMask
 	};
 	for(m = mons; m; m = m->next) {
+		if (m->barwin)
+			continue;
 		m->barwin = XCreateWindow(dpy, root, m->wx, m->by, m->ww, bh, 0, DefaultDepth(dpy, screen),
 		                          CopyFromParent, DefaultVisual(dpy, screen),
 		                          CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa);
@@ -1799,6 +1874,19 @@ updatebarpos(Monitor *m) {
 		m->by = -bh;
 }
 
+void
+updateclientlist() {
+	Client *c;
+	Monitor *m;
+
+	XDeleteProperty(dpy, root, netatom[NetClientList]);
+	for(m = mons; m; m = m->next)
+		for(c = m->clients; c; c = c->next)
+			XChangeProperty(dpy, root, netatom[NetClientList],
+			                XA_WINDOW, 32, PropModeAppend,
+			                (unsigned char *) &(c->win), 1);
+}
+
 Bool
 updategeom(void) {
 	Bool dirty = False;
@@ -1961,6 +2049,17 @@ updatestatus(void) {
 	drawbar(selmon);
 }
 
+void
+updatewindowtype(Client *c) {
+	Atom state = getatomprop(c, netatom[NetWMState]);
+	Atom wtype = getatomprop(c, netatom[NetWMWindowType]);
+
+	if(state == netatom[NetWMFullscreen])
+		setfullscreen(c, True);
+	if(wtype == netatom[NetWMWindowTypeDialog])
+		c->isfloating = True;
+}
+
 void
 updatewmhints(Client *c) {
 	XWMHints *wmh;
@@ -2010,7 +2109,7 @@ wintomon(Window w) {
 	Monitor *m;
 
 	if(w == root && getrootptr(&x, &y))
-		return ptrtomon(x, y);
+		return recttomon(x, y, 1, 1);
 	for(m = mons; m; m = m->next)
 		if(w == m->barwin)
 			return m;
@@ -2068,7 +2167,7 @@ zoom(const Arg *arg) {
 int
 main(int argc, char *argv[]) {
 	if(argc == 2 && !strcmp("-v", argv[1]))
-		die("dwm-"VERSION", © 2006-2011 dwm engineers, see LICENSE for details\n");
+		die("dwm-"VERSION", © 2006-2012 dwm engineers, see LICENSE for details\n");
 	else if(argc != 1)
 		die("usage: dwm [-v]\n");
 	if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())