removed the _DWM_PROPERTIES handling, reverted ban/unban to XMoveWindow(), and changed argument of setlayout to layout[N].symbol check

client.c

@@ -1,14 +1,11 @@
 /* See LICENSE file for copyright and license details. */
 #include "dwm.h"
 #include <stdlib.h>
-#include <string.h>
 #include <X11/Xatom.h>
 #include <X11/Xutil.h>
 
 /* static */
 
-static char buf[128];
-
 static void
 attachstack(Client *c) {
 	c->snext = stack;
@@ -102,10 +99,8 @@ void
 ban(Client *c) {
 	if(c->isbanned)
 		return;
-	XUnmapWindow(dpy, c->win);
-	setclientstate(c, IconicState);
+	XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
 	c->isbanned = True;
-	c->unmapped++;
 }
 
 void
@@ -181,21 +176,6 @@ killclient(const char *arg) {
 		XKillClient(dpy, sel->win);
 }
 
-Bool
-getprops(Client *c) {
-	unsigned int i;
-	Bool result = False;
-
-	if(gettextprop(c->win, dwmprops, buf, sizeof buf)) {
-		for(i = 0; i < ntags && i < sizeof buf - 1 && buf[i] != '\0'; i++)
-			if((c->tags[i] = buf[i] == '1'))
-				result = True;
-		if(i < sizeof buf - 1 && buf[i] != '\0')
-			c->isfloating = buf[i] == '1';
-	}
-	return result;
-}
-
 void
 manage(Window w, XWindowAttributes *wa) {
 	unsigned int i;
@@ -242,15 +222,14 @@ manage(Window w, XWindowAttributes *wa) {
 	if(t)
 		for(i = 0; i < ntags; i++)
 			c->tags[i] = t->tags[i];
-	if(!getprops(c))
-		applyrules(c);
+	applyrules(c);
 	if(!c->isfloating)
 		c->isfloating = (rettrans == Success) || c->isfixed;
-	setprops(c);
 	attach(c);
 	attachstack(c);
 	XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); /* some windows require this */
 	ban(c);
+	XMapWindow(dpy, c->win);
 	arrange();
 }
 
@@ -317,30 +296,16 @@ resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
 	}
 }
 
-void
-setprops(Client *c) {
-	unsigned int i;
-
-	for(i = 0; i < ntags && i < sizeof buf - 1; i++)
-		buf[i] = c->tags[i] ? '1' : '0';
-	if(i < sizeof buf - 1)
-		buf[i++] = c->isfloating ? '1' : '0';
-	buf[i] = '\0';
-	XChangeProperty(dpy, c->win, dwmprops, XA_STRING, 8,
-			PropModeReplace, (unsigned char *)buf, i);
-}
-
 void
 unban(Client *c) {
 	if(!c->isbanned)
 		return;
-	XMapWindow(dpy, c->win);
-	setclientstate(c, NormalState);
+	XMoveWindow(dpy, c->win, c->x, c->y);
 	c->isbanned = False;
 }
 
 void
-unmanage(Client *c, long state) {
+unmanage(Client *c) {
 	XWindowChanges wc;
 
 	wc.border_width = c->oldborder;
@@ -353,14 +318,13 @@ unmanage(Client *c, long state) {
 	if(sel == c)
 		focus(NULL);
 	XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
-	setclientstate(c, state);
+	setclientstate(c, WithdrawnState);
 	free(c->tags);
 	free(c);
 	XSync(dpy, False);
 	XSetErrorHandler(xerror);
 	XUngrabServer(dpy);
-	if(state != NormalState)
-		arrange();
+	arrange();
 }
 
 void

config.mk

@@ -20,8 +20,8 @@ LIBS = -L/usr/lib -lc -L${X11LIB} -lX11
 # flags
 CFLAGS = -Os ${INCS} -DVERSION=\"${VERSION}\"
 LDFLAGS = -s ${LIBS}
-#CFLAGS = -g -Wall -O2 ${INCS} -DVERSION=\"${VERSION}\"
-#LDFLAGS = -g ${LIBS}
+CFLAGS = -g -Wall -O2 ${INCS} -DVERSION=\"${VERSION}\"
+LDFLAGS = -g ${LIBS}
 
 # Solaris
 #CFLAGS = -fast ${INCS} -DVERSION=\"${VERSION}\"

dwm.h

@@ -48,7 +48,6 @@ struct Client {
 	int rx, ry, rw, rh; /* revert geometry */
 	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 	int minax, maxax, minay, maxay;
-	int unmapped;
 	long flags; 
 	unsigned int border, oldborder;
 	Bool isbanned, isfixed, ismax, isfloating;
@@ -81,7 +80,7 @@ extern int wax, way, wah, waw;			/* windowarea geometry */
 extern unsigned int bh, blw, bpos;		/* bar height, bar layout label width, bar position */
 extern unsigned int ntags, numlockmask;		/* number of tags, numlock mask */
 extern void (*handler[LASTEvent])(XEvent *);	/* event handler */
-extern Atom dwmprops, wmatom[WMLast], netatom[NetLast];
+extern Atom wmatom[WMLast], netatom[NetLast];
 extern Bool selscreen, *seltags;		/* seltags is array of Bool */
 extern Client *clients, *sel, *stack;		/* global client list and stack */
 extern Cursor cursor[CurLast];
@@ -96,13 +95,11 @@ void configure(Client *c);		/* send synthetic configure event */
 void detach(Client *c);			/* detaches c from global client list */
 void focus(Client *c);			/* focus c if visible && !NULL, or focus top visible */
 void killclient(const char *arg);	/* kill sel  nicely */
-Bool getprops(Client *c);		/* gets client properties */
 void manage(Window w, XWindowAttributes *wa);	/* manage new client */
 void resize(Client *c, int x, int y,
 		int w, int h, Bool sizehints);	/* resize with given coordinates c*/
-void setprops(Client *c);		/* sets client properties */
 void unban(Client *c);			/* unbans c */
-void unmanage(Client *c, long state);	/* unmanage c */
+void unmanage(Client *c);		/* unmanage c */
 void updatesizehints(Client *c);	/* update the size hint variables of c */
 void updatetitle(Client *c);		/* update the name of c */
 
@@ -131,7 +128,6 @@ void initlayouts(void);			/* initialize layout array */
 Bool isarrange(void (*func)());		/* returns True if func is the layout function in use */
 Bool isfloating(void);			/* returns True if floating layout is enabled */
 Bool isvisible(Client *c);		/* returns True if client is visible */
-void getdwmprops(void);			/* gets dwm properties */
 Client *nexttiled(Client *c);		/* returns tiled successor of c */
 void restack(void);			/* restores z layers of all clients */
 void setlayout(const char *arg);	/* sets layout, NULL means next layout */

event.c

@@ -221,7 +221,7 @@ destroynotify(XEvent *e) {
 	XDestroyWindowEvent *ev = &e->xdestroywindow;
 
 	if((c = getclient(ev->window)))
-		unmanage(c, WithdrawnState);
+		unmanage(c);
 }
 
 static void
@@ -332,10 +332,8 @@ unmapnotify(XEvent *e) {
 	Client *c;
 	XUnmapEvent *ev = &e->xunmap;
 
-	if((c = getclient(ev->window)) && (ev->event == root)) {
-		if(ev->send_event || c->unmapped-- == 0)
-			unmanage(c, WithdrawnState);
-	}
+	if((c = getclient(ev->window)))
+		unmanage(c);
 }
 
 /* extern */

main.c

@@ -20,7 +20,7 @@ int screen, sx, sy, sw, sh, wax, way, waw, wah;
 unsigned int bh, ntags;
 unsigned int bpos = BARPOS;
 unsigned int numlockmask = 0;
-Atom dwmprops, wmatom[WMLast], netatom[NetLast];
+Atom wmatom[WMLast], netatom[NetLast];
 Bool *seltags;
 Bool selscreen = True;
 Client *clients = NULL;
@@ -42,7 +42,7 @@ cleanup(void) {
 	close(STDIN_FILENO);
 	while(stack) {
 		unban(stack);
-		unmanage(stack, NormalState);
+		unmanage(stack);
 	}
 	if(dc.font.set)
 		XFreeFontSet(dpy, dc.font.set);
@@ -165,7 +165,6 @@ setup(void) {
 	XSetWindowAttributes wa;
 
 	/* init atoms */
-	dwmprops = XInternAtom(dpy, "_DWM_PROPERTIES", False);
 	wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
 	wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
 	wmatom[WMName] = XInternAtom(dpy, "WM_NAME", False);
@@ -231,7 +230,6 @@ setup(void) {
 		XSetFont(dpy, dc.gc, dc.font.xfont->fid);
 	/* multihead support */
 	selscreen = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);
-	getdwmprops();
 }
 
 /*

screen.c

@@ -3,8 +3,6 @@
 #include <regex.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
-#include <X11/Xatom.h>
 #include <X11/Xutil.h>
 
 /* static */
@@ -28,7 +26,6 @@ typedef struct {
 TAGS
 RULES
 
-static char buf[512];
 static unsigned int nrules = 0;
 static unsigned int nlayouts = 0;
 static unsigned int ltidx = 0; /* default */
@@ -53,19 +50,6 @@ floating(void) { /* default floating layout */
 			resize(c, c->x, c->y, c->w, c->h, True);
 }
 
-static void
-setdwmprops(void) {
-	unsigned int i;
-
-	for(i = 0; i < ntags && i < sizeof buf - 1; i++)
-		buf[i] = seltags[i] ? '1' : '0';
-	if(i < sizeof buf - 1)
-		buf[i++] = (char)ltidx + '0';
-	buf[i] = '\0';
-	XChangeProperty(dpy, root, dwmprops, XA_STRING, 8,
-			PropModeReplace, (unsigned char *)buf, i);
-}
-
 LAYOUTS
 
 /* extern */
@@ -74,6 +58,7 @@ unsigned int blw = 0;
 
 void
 applyrules(Client *c) {
+	static char buf[512];
 	unsigned int i, j;
 	regmatch_t tmp;
 	Bool matched = False;
@@ -215,20 +200,6 @@ isvisible(Client *c) {
 	return False;
 }
 
-void
-getdwmprops(void) {
-	unsigned int i;
-
-	if(gettextprop(root, dwmprops, buf, sizeof buf)) {
-		for(i = 0; i < ntags && i < sizeof buf - 1 && buf[i] != '\0'; i++)
-			seltags[i] = buf[i] == '1';
-		if(i < sizeof buf - 1 && buf[i] != '\0') {
-			if((unsigned int)(buf[i] - '0') < nlayouts)
-				ltidx = buf[i] - '0';
-		}
-	}
-}
-
 Client *
 nexttiled(Client *c) {
 	for(; c && (c->isfloating || !isvisible(c)); c = c->next);
@@ -266,15 +237,17 @@ restack(void) {
 
 void
 setlayout(const char *arg) {
-	int i;
+	unsigned int i;
 
 	if(!arg) {
 		if(++ltidx == nlayouts)
 			ltidx = 0;;
 	}
 	else {
-		i = atoi(arg);
-		if(i < 0 || i >= nlayouts)
+		for(i = 0; i < nlayouts; i++)
+			if(arg == layouts[i].symbol)
+				break;
+		if(i == nlayouts)
 			return;
 		ltidx = i;
 	}
@@ -282,7 +255,6 @@ setlayout(const char *arg) {
 		arrange();
 	else
 		drawstatus();
-	setdwmprops();
 }
 
 void
@@ -296,7 +268,6 @@ tag(const char *arg) {
 	i = idxoftag(arg);
 	if(i >= 0 && i < ntags)
 		sel->tags[i] = True;
-	setprops(sel);
 	arrange();
 }
 
@@ -315,10 +286,8 @@ togglefloating(const char *arg) {
 	if(!sel || isfloating())
 		return;
 	sel->isfloating = !sel->isfloating;
-	if(sel->isfloating) {
+	if(sel->isfloating)
 		resize(sel, sel->x, sel->y, sel->w, sel->h, True);
-		setprops(sel);
-	}
 	arrange();
 }
 
@@ -352,7 +321,6 @@ toggletag(const char *arg) {
 	for(j = 0; j < ntags && !sel->tags[j]; j++);
 	if(j == ntags)
 		sel->tags[i] = True;
-	setprops(sel);
 	arrange();
 }
 
@@ -365,7 +333,6 @@ toggleview(const char *arg) {
 	for(j = 0; j < ntags && !seltags[j]; j++);
 	if(j == ntags)
 		seltags[i] = True; /* cannot toggle last view */
-	setdwmprops();
 	arrange();
 }
 
@@ -404,6 +371,5 @@ view(const char *arg) {
 	i = idxoftag(arg);
 	if(i >= 0 && i < ntags)
 		seltags[i] = True;
-	setdwmprops();
 	arrange();
 }