removed ugly ban(), extended resize() that it only resets the size if necessary, added border_width commit to manage()

client.c

@@ -158,6 +158,7 @@ void
 manage(Window w, XWindowAttributes *wa) {
 	Client *c, *t;
 	Window trans;
+	XWindowChanges wc;
 
 	c = emallocz(sizeof(Client));
 	c->tags = emallocz(ntags * sizeof(Bool));
@@ -187,7 +188,10 @@ manage(Window w, XWindowAttributes *wa) {
 		StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
 	XGetTransientForHint(dpy, c->win, &trans);
 	grabbuttons(c, False);
+	wc.border_width = c->border;
+	XConfigureWindow(dpy, c->win, CWBorderWidth, &wc);
 	XSetWindowBorder(dpy, c->win, dc.norm[ColBorder]);
+	configure(c); /* propagates border_width, if size doesn't change */
 	updatetitle(c);
 	t = getclient(trans);
 	settags(c, t);
@@ -198,7 +202,8 @@ manage(Window w, XWindowAttributes *wa) {
 	c->next = clients;
 	c->snext = stack;
 	stack = clients = c;
-	ban(c);
+	c->isbanned = True;
+	XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
 	XMapWindow(dpy, c->win);
 	setclientstate(c, NormalState);
 	if(isvisible(c))
@@ -207,25 +212,25 @@ manage(Window w, XWindowAttributes *wa) {
 }
 
 void
-resize(Client *c, Bool sizehints) {
+resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
 	float actual, dx, dy, max, min;
 	XWindowChanges wc;
 
-	if(c->w <= 0 || c->h <= 0)
+	if(w <= 0 || h <= 0)
 		return;
 	if(sizehints) {
-		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(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 && (c->h - c->baseh) > 0) {
-			dx = (float)(c->w - c->basew);
-			dy = (float)(c->h - c->baseh);
+		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;
@@ -233,43 +238,45 @@ resize(Client *c, Bool sizehints) {
 				if(actual < min) {
 					dy = (dx * min + dy) / (min * min + 1);
 					dx = dy * min;
-					c->w = (int)dx + c->basew;
-					c->h = (int)dy + c->baseh;
+					w = (int)dx + c->basew;
+					h = (int)dy + c->baseh;
 				}
 				else if(actual > max) {
 					dy = (dx * min + dy) / (max * max + 1);
 					dx = dy * min;
-					c->w = (int)dx + c->basew;
-					c->h = (int)dy + c->baseh;
+					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->w == sw && c->h == sh)
+	if(w == sw && h == sh)
 		c->border = 0;
 	else
 		c->border = BORDERPX;
 	/* offscreen appearance fixes */
-	if(c->x > sw)
-		c->x = sw - c->w - 2 * c->border;
-	if(c->y > sh)
-		c->y = sh - c->h - 2 * c->border;
-	if(c->x + c->w + 2 * c->border < sx)
-		c->x = sx;
-	if(c->y + c->h + 2 * c->border < sy)
-		c->y = sy;
-	wc.x = c->x;
-	wc.y = c->y;
-	wc.width = c->w;
-	wc.height = c->h;
-	wc.border_width = c->border;
-	XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
-	configure(c);
-	XSync(dpy, False);
+	if(x > sw)
+		x = sw - w - 2 * c->border;
+	if(y > sh)
+		y = sh - h - 2 * c->border;
+	if(x + w + 2 * c->border < sx)
+		x = sx;
+	if(y + h + 2 * c->border < sy)
+		y = sy;
+	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;
+		c->h = wc.height = h;
+		wc.border_width = c->border;
+		XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
+		configure(c);
+		XSync(dpy, False);
+	}
 }
 
 void

dwm.h

@@ -99,14 +99,14 @@ extern Display *dpy;
 extern Window root, barwin;
 
 /* client.c */
-extern void ban(Client *c);			/* ban c */
 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 Bool isprotodel(Client *c);		/* returns True if c->win supports wmatom[WMDelete] */
 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);	/* resize c*/
+extern void resize(Client *c, int x, int y,
+		int w, int h, Bool sizehints);	/* resize 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 */

event.c

@@ -22,13 +22,13 @@ KEYS
 
 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;
-	ocy = c->y;
+	ocx = nx = c->x;
+	ocy = ny =  c->y;
 	if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
 			None, cursor[CurMove], CurrentTime) != GrabSuccess)
 		return;
@@ -38,7 +38,6 @@ movemouse(Client *c) {
 		XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask, &ev);
 		switch (ev.type) {
 		case ButtonRelease:
-			resize(c, True);
 			XUngrabPointer(dpy, CurrentTime);
 			return;
 		case ConfigureRequest:
@@ -48,17 +47,17 @@ movemouse(Client *c) {
 			break;
 		case MotionNotify:
 			XSync(dpy, False);
-			c->x = ocx + (ev.xmotion.x - x1);
-			c->y = ocy + (ev.xmotion.y - y1);
-			if(abs(wax + c->x) < SNAP)
-				c->x = wax;
-			else if(abs((wax + waw) - (c->x + c->w + 2 * c->border)) < SNAP)
-				c->x = wax + waw - c->w - 2 * c->border;
-			if(abs(way - c->y) < SNAP)
-				c->y = way;
-			else if(abs((way + wah) - (c->y + c->h + 2 * c->border)) < SNAP)
-				c->y = way + wah - c->h - 2 * c->border;
-			resize(c, False);
+			nx = ocx + (ev.xmotion.x - x1);
+			ny = ocy + (ev.xmotion.y - y1);
+			if(abs(wax + nx) < SNAP)
+				nx = wax;
+			else if(abs((wax + waw) - (nx + c->w + 2 * c->border)) < SNAP)
+				nx = wax + waw - c->w - 2 * c->border;
+			if(abs(way - ny) < SNAP)
+				ny = way;
+			else if(abs((way + wah) - (ny + c->h + 2 * c->border)) < SNAP)
+				ny = way + wah - c->h - 2 * c->border;
+			resize(c, nx, ny, c->w, c->h, False);
 			break;
 		}
 	}
@@ -81,7 +80,6 @@ resizemouse(Client *c) {
 		XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask , &ev);
 		switch(ev.type) {
 		case ButtonRelease:
-			resize(c, True);
 			XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
 					c->w + c->border - 1, c->h + c->border - 1);
 			XUngrabPointer(dpy, CurrentTime);
@@ -94,11 +92,11 @@ resizemouse(Client *c) {
 			break;
 		case MotionNotify:
 			XSync(dpy, False);
-			nw = ev.xmotion.x - ocx - 2 * c->border + 1;
-			c->w = nw > 0 ? nw : 1;
-			nh = ev.xmotion.y - ocy - 2 * c->border + 1;
-			c->h = nh > 0 ? nh : 1;
-			resize(c, True);
+			if((nw = ev.xmotion.x - ocx - 2 * c->border + 1) <= 0)
+				nw = 1;
+			if((nh = ev.xmotion.y - ocy - 2 * c->border + 1) <= 0)
+				nh = 1;
+			resize(c, c->x, c->y, nw, nh, True);
 			break;
 		}
 	}
@@ -187,7 +185,7 @@ configurerequest(XEvent *e) {
 			if((ev->value_mask & (CWX | CWY))
 			&& !(ev->value_mask & (CWWidth | CWHeight)))
 				configure(c);
-			resize(c, False);
+			resize(c, c->x, c->y, c->w, c->h, False);
 			if(!isvisible(c))
 				ban(c);
 		}

main.c

@@ -41,7 +41,8 @@ static void
 cleanup(void) {
 	close(STDIN_FILENO);
 	while(stack) {
-		resize(stack, True);
+		if(stack->isbanned)
+			XMoveWindow(dpy, stack->win, stack->x, stack->y);
 		unmanage(stack);
 	}
 	if(dc.font.set)

view.c

@@ -20,18 +20,14 @@ togglemax(Client *c) {
 		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;
+		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 {
-		c->x = c->rx;
-		c->y = c->ry;
-		c->w = c->rw;
-		c->h = c->rh;
-	}
-	resize(c, True);
+	else
+		resize(c, c->rx, c->ry, c->rw, c->rh, True);
 	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
 }
 
@@ -56,11 +52,14 @@ dofloat(void) {
 
 	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, True);
 		}
-		else
-			ban(c);
+		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);
@@ -71,7 +70,7 @@ dofloat(void) {
 
 void
 dotile(void) {
-	unsigned int i, n, mw, mh, tw, th;
+	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))
@@ -84,34 +83,36 @@ dotile(void) {
 
 	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->isfloat) {
-				resize(c, True);
+			if(c->isfloat)
 				continue;
-			}
 			c->ismax = False;
-			c->x = wax;
-			c->y = way;
+			nx = wax;
+			ny = way;
 			if(i < nmaster) {
-				c->y += i * mh;
-				c->w = mw - 2 * BORDERPX;
-				c->h = mh - 2 * BORDERPX;
+				ny += i * mh;
+				nw = mw - 2 * BORDERPX;
+				nh = mh - 2 * BORDERPX;
 			}
 			else {  /* tile window */
-				c->x += mw;
-				c->w = tw - 2 * BORDERPX;
+				nx += mw;
+				nw = tw - 2 * BORDERPX;
 				if(th > 2 * BORDERPX) {
-					c->y += (i - nmaster) * th;
-					c->h = th - 2 * BORDERPX;
+					ny += (i - nmaster) * th;
+					nh = th - 2 * BORDERPX;
 				}
 				else /* fallback if th <= 2 * BORDERPX */
-					c->h = wah - 2 * BORDERPX;
+					nh = wah - 2 * BORDERPX;
 			}
-			resize(c, False);
+			resize(c, nx, ny, nw, nh, False);
 			i++;
 		}
-		else
-			ban(c);
+		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);