X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=scrotwm.c;h=9ced019c4a19f4acb1f30ac3461e56fc87b96dcb;hb=0782d0971bc1cfc3e26d141a2282d29b96c7d6b5;hp=5bdca5ab2b503b78d804f78d40eb6442b5d41946;hpb=58414f14f4c2751c1f3e644194c555e90ebd809b;p=spectrwm.git

diff --git a/scrotwm.c b/scrotwm.c
index 5bdca5a..9ced019 100644
--- a/scrotwm.c
+++ b/scrotwm.c
@@ -78,16 +78,18 @@
 #ifdef SWM_DEBUG
 #define DPRINTF(x...)		do { if (swm_debug) fprintf(stderr, x); } while(0)
 #define DNPRINTF(n,x...)	do { if (swm_debug & n) fprintf(stderr, x); } while(0)
-#define	SWM_D_EVENT		0x0001
-#define	SWM_D_WS		0x0002
-#define	SWM_D_FOCUS		0x0004
-#define	SWM_D_MISC		0x0008
+#define	SWM_D_MISC		0x0001
+#define	SWM_D_EVENT		0x0002
+#define	SWM_D_WS		0x0004
+#define	SWM_D_FOCUS		0x0008
+#define	SWM_D_MOVE		0x0010
 
-uint32_t		swm_debug = 0
+u_int32_t		swm_debug = 0
+			    | SWM_D_MISC
 			    | SWM_D_EVENT
 			    | SWM_D_WS
 			    | SWM_D_FOCUS
-			    | SWM_D_MISC
+			    | SWM_D_MOVE
 			    ;
 #else
 #define DPRINTF(x...)
@@ -130,6 +132,29 @@ char			*bar_fonts[] = {
 /* terminal + args */
 char				*spawn_term[] = { "xterm", NULL };
 char				*spawn_menu[] = { "dmenu_run", NULL };
+char				*spawn_scrotwm[] = { "scrotwm", NULL };
+
+/* layout manager data */
+void	stack(void);
+void	vertical_init(void);
+void	vertical_stack(void);
+void	horizontal_init(void);
+void	horizontal_stack(void);
+void	max_init(void);
+void	max_stack(void);
+
+struct layout {
+	void			(*l_init)(void);	/* init/reset */
+	void			(*l_stack)(void);	/* restack windows */
+} layouts[] =  {
+	/* init			stack */
+	{ vertical_init,	vertical_stack},
+	{ horizontal_init,	horizontal_stack},
+	/* XXX not working yet
+	 * { max_init,		max_stack},
+	 */
+	{ NULL,			NULL},
+};
 
 struct ws_win {
 	TAILQ_ENTRY(ws_win)	entry;
@@ -138,6 +163,9 @@ struct ws_win {
 	int			y;
 	int			width;
 	int			height;
+	int			floating;
+	int			transient;
+	XWindowAttributes	wa;
 };
 
 TAILQ_HEAD(ws_win_list, ws_win);
@@ -147,8 +175,8 @@ TAILQ_HEAD(ws_win_list, ws_win);
 struct workspace {
 	int			visible;	/* workspace visible */
 	int			restack;	/* restack on switch */
+	struct layout		*cur_layout;	/* current layout handlers */
 	struct ws_win		*focus;		/* which win has focus */
-	int			winno;		/* total nr of windows */
 	struct ws_win_list	winlist;	/* list of windows in ws */
 } ws[SWM_WS_MAX];
 int			current_ws = 0;
@@ -159,11 +187,13 @@ union arg {
 #define SWM_ARG_ID_FOCUSNEXT	(0)
 #define SWM_ARG_ID_FOCUSPREV	(1)
 #define SWM_ARG_ID_FOCUSMAIN	(2)
+#define SWM_ARG_ID_SWAPNEXT	(3)
+#define SWM_ARG_ID_SWAPPREV	(4)
+#define SWM_ARG_ID_SWAPMAIN	(5)
 	char			**argv;
 };
 
 
-void	stack(void);
 
 #define	SWM_CONF_WS	"\n= \t"
 #define SWM_CONF_FILE	"scrotwm.conf"
@@ -320,16 +350,33 @@ bar_setup(void)
 	    bar_height - 2, 1, bar_border, bar_color);
 	bar_gc = XCreateGC(display, bar_window, 0, &bar_gcv);
 	XSetFont(display, bar_gc, bar_fs->fid);
+	XSelectInput(display, bar_window, VisibilityChangeMask);
 	if (bar_enabled) {
 		height -= bar_height; /* correct screen height */
 		XMapWindow(display, bar_window);
 	}
+	DNPRINTF(SWM_D_MISC, "bar_setup: bar_window %d\n", (int)bar_window);
 
 	if (signal(SIGALRM, bar_signal) == SIG_ERR)
 		err(1, "could not install bar_signal");
 	bar_print();
 }
 
+int
+count_win(int wsid, int count_transient)
+{
+	struct ws_win		*win;
+	int			count = 0;
+
+	TAILQ_FOREACH (win, &ws[wsid].winlist, entry) {
+		if (count_transient == 0 && win->transient)
+			continue;
+		count++;
+	}
+	DNPRINTF(SWM_D_MISC, "count_win: %d\n", count);
+
+	return (count);
+}
 void
 quit(union arg *args)
 {
@@ -337,6 +384,17 @@ quit(union arg *args)
 	running = 0;
 }
 
+
+void
+restart(union arg *args)
+{	
+	XCloseDisplay(display);
+	execvp(args->argv[0], args->argv);
+	fprintf(stderr, "execvp failed\n");
+	perror(" failed");
+	quit(NULL);
+}
+
 void
 spawn(union arg *args)
 {
@@ -411,70 +469,150 @@ switchws(union arg *args)
 }
 
 void
+swapwin(union arg *args)
+{
+	struct ws_win		*target;
+
+	DNPRINTF(SWM_D_MOVE, "swapwin: id %d\n", args->id);
+	if (ws[current_ws].focus == NULL)
+		return;
+
+	switch (args->id) {
+	case SWM_ARG_ID_SWAPPREV:
+		target = TAILQ_PREV(ws[current_ws].focus, ws_win_list, entry);
+		TAILQ_REMOVE(&ws[current_ws].winlist,
+		    ws[current_ws].focus, entry);
+		if (target == NULL)
+			TAILQ_INSERT_TAIL(&ws[current_ws].winlist,
+			    ws[current_ws].focus, entry);
+		else
+			TAILQ_INSERT_BEFORE(target, ws[current_ws].focus,
+			    entry);
+		break;
+	case SWM_ARG_ID_SWAPNEXT: 
+		target = TAILQ_NEXT(ws[current_ws].focus, entry);
+		TAILQ_REMOVE(&ws[current_ws].winlist,
+		    ws[current_ws].focus, entry);
+		if (target == NULL)
+			TAILQ_INSERT_HEAD(&ws[current_ws].winlist,
+			    ws[current_ws].focus, entry);
+		else
+			TAILQ_INSERT_AFTER(&ws[current_ws].winlist, target,
+			    ws[current_ws].focus, entry);
+		break;
+	case SWM_ARG_ID_SWAPMAIN:
+		target = TAILQ_FIRST(&ws[current_ws].winlist);
+		if (target == ws[current_ws].focus)
+			return;
+		TAILQ_REMOVE(&ws[current_ws].winlist, target, entry);
+		TAILQ_INSERT_BEFORE(ws[current_ws].focus, target, entry);
+		TAILQ_REMOVE(&ws[current_ws].winlist,
+		    ws[current_ws].focus, entry);
+		TAILQ_INSERT_HEAD(&ws[current_ws].winlist,
+		    ws[current_ws].focus, entry);
+		break;
+	default:
+		DNPRINTF(SWM_D_MOVE, "invalid id: %d\n", args->id);
+		return;
+	}
+
+	ignore_enter = 2;
+	stack();
+}
+
+void
 focus(union arg *args)
 {
 	struct ws_win		*winfocus, *winlostfocus;
 
 	DNPRINTF(SWM_D_FOCUS, "focus: id %d\n", args->id);
-	if (ws[current_ws].focus == NULL || ws[current_ws].winno == 0)
+	if (ws[current_ws].focus == NULL)
 		return;
 
 	winlostfocus = ws[current_ws].focus;
 
 	switch (args->id) {
 	case SWM_ARG_ID_FOCUSPREV:
-		ws[current_ws].focus =
-		    TAILQ_PREV(ws[current_ws].focus, ws_win_list, entry);
-		if (ws[current_ws].focus == NULL)
-			ws[current_ws].focus =
+		winfocus = TAILQ_PREV(ws[current_ws].focus, ws_win_list, entry);
+		if (winfocus == NULL)
+			winfocus =
 			    TAILQ_LAST(&ws[current_ws].winlist, ws_win_list);
 		break;
 
 	case SWM_ARG_ID_FOCUSNEXT:
-		ws[current_ws].focus = TAILQ_NEXT(ws[current_ws].focus, entry);
-		if (ws[current_ws].focus == NULL)
-			ws[current_ws].focus =
-			    TAILQ_FIRST(&ws[current_ws].winlist);
+		winfocus = TAILQ_NEXT(ws[current_ws].focus, entry);
+		if (winfocus == NULL)
+			winfocus = TAILQ_FIRST(&ws[current_ws].winlist);
 		break;
 
 	case SWM_ARG_ID_FOCUSMAIN:
-		ws[current_ws].focus = TAILQ_FIRST(&ws[current_ws].winlist);
+		winfocus = TAILQ_FIRST(&ws[current_ws].winlist);
 		break;
 
 	default:
 		return;
 	}
 
-	winfocus = ws[current_ws].focus;
+	if (winfocus == winlostfocus)
+		return;
+
 	unfocus_win(winlostfocus);
 	focus_win(winfocus);
 	XSync(display, False);
 }
 
-/* I know this sucks but it works well enough */
 void
-stack(void)
+cycle_layout(union arg *args)
 {
+	DNPRINTF(SWM_D_EVENT, "cycle_layout: workspace: %d\n", current_ws);
+
+	ws[current_ws].cur_layout++;
+	if (ws[current_ws].cur_layout->l_stack == NULL)
+		ws[current_ws].cur_layout = &layouts[0];
+	stack();
+}
+
+void
+stack(void) {
+	DNPRINTF(SWM_D_EVENT, "stack: workspace: %d\n", current_ws);
+
+	ws[current_ws].restack = 0;
+
+	ws[current_ws].cur_layout->l_stack();
+
+	XSync(display, False);
+}
+
+void
+vertical_init(void)
+{
+	DNPRINTF(SWM_D_EVENT, "vertical_init: workspace: %d\n", current_ws);
+}
+
+/* I know this sucks but it works well enough */
+void
+vertical_stack(void) {
 	XWindowChanges		wc;
 	struct ws_win		wf, *win, *winfocus = &wf;
-	int			i, h, w, x, y, hrh;
+	int			i, h, w, x, y, hrh, winno;
+	int floater = 0;
+	unsigned int mask;
 
-	DNPRINTF(SWM_D_EVENT, "stack: workspace: %d\n", current_ws);
+	DNPRINTF(SWM_D_EVENT, "vertical_stack: workspace: %d\n", current_ws);
 
 	winfocus->id = root;
 
-	ws[current_ws].restack = 0;
-
-	if (ws[current_ws].winno == 0)
+	winno = count_win(current_ws, 0);
+	if (winno == 0)
 		return;
 
-	if (ws[current_ws].winno > 1)
+	if (winno > 1)
 		w = width / 2;
 	else
 		w = width;
 
-	if (ws[current_ws].winno > 2)
-		hrh = height / (ws[current_ws].winno - 1);
+	if (winno > 2)
+		hrh = height / (winno - 1);
 	else
 		hrh = 0;
 
@@ -505,14 +643,31 @@ stack(void)
 			}
 		}
 
+		if (win->transient != 0 || win->floating != 0)
+			floater = 1;
+		else
+			floater = 0;
+
 		bzero(&wc, sizeof wc);
-		win->x = wc.x = x;
-		win->y = wc.y = y;
-		win->width = wc.width = w;
-		win->height = wc.height = h;
 		wc.border_width = 1;
-		XConfigureWindow(display, win->id, CWX | CWY | CWWidth |
-		    CWHeight | CWBorderWidth, &wc);
+		if (floater == 0) {
+			win->x = wc.x = x;
+			win->y = wc.y = y;
+			win->width = wc.width = w;
+			win->height = wc.height = h;
+			mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
+		} else {
+			/* make sure we don't clobber the screen */
+			if (win->wa.width > width)
+				win->wa.width = width;
+			if (win->wa.height > height)
+				win->wa.width = height;
+			win->x = wc.x = (width - win->wa.width) / 2;
+			win->y = wc.y = (height - win->wa.height) / 2;
+			mask = CWX | CWY | CWBorderWidth;
+		}
+		XConfigureWindow(display, win->id, mask, &wc);
+
 		if (win == ws[current_ws].focus)
 			winfocus = win;
 		else
@@ -522,28 +677,152 @@ stack(void)
 	}
 
 	focus_win(winfocus); /* this has to be done outside of the loop */
-	XSync(display, False);
 }
 
 void
-swap_to_main(union arg *args)
+horizontal_init(void)
 {
-	struct ws_win 		*tmpwin = TAILQ_FIRST(&ws[current_ws].winlist);
+	DNPRINTF(SWM_D_EVENT, "horizontal_init: workspace: %d\n", current_ws);
+}
+
+void
+horizontal_stack(void) {
+	XWindowChanges		wc;
+	struct ws_win		wf, *win, *winfocus = &wf;
+	int			i, h, w, x, y, hrw, winno;
+	int floater = 0;
+	unsigned int mask;
+
+	DNPRINTF(SWM_D_EVENT, "horizontal_stack: workspace: %d\n", current_ws);
 
-	DNPRINTF(SWM_D_MISC, "swap_to_main: win: %lu\n",
-	    ws[current_ws].focus ? ws[current_ws].focus->id : 0);
+	winfocus->id = root;
 
-	if (ws[current_ws].focus == NULL || ws[current_ws].focus == tmpwin)
+	winno = count_win(current_ws, 0);
+	if (winno == 0)
 		return;
 
-	TAILQ_REMOVE(&ws[current_ws].winlist, tmpwin, entry);
-	TAILQ_INSERT_AFTER(&ws[current_ws].winlist, ws[current_ws].focus,
-	    tmpwin, entry);
-	TAILQ_REMOVE(&ws[current_ws].winlist, ws[current_ws].focus, entry);
-	TAILQ_INSERT_HEAD(&ws[current_ws].winlist, ws[current_ws].focus, entry);
-	ws[current_ws].focus = TAILQ_FIRST(&ws[current_ws].winlist);
-	ignore_enter = 2;
-	stack();
+	if (winno > 1)
+		h = height / 2;
+	else
+		h = height;
+
+	if (winno > 2)
+		hrw = width / (winno - 1);
+	else
+		hrw = 0;
+
+	x = 0;
+	y = bar_enabled ? bar_height : 0;
+	w = width;
+	i = 0;
+	TAILQ_FOREACH (win, &ws[current_ws].winlist, entry) {
+		if (i == 1) {
+			y += h + 2;
+			h -= 2;
+		}
+		if (i != 0 && hrw != 0) {
+			/* correct the last window for lost pixels */
+			if (win == TAILQ_LAST(&ws[current_ws].winlist,
+			    ws_win_list)) {
+				w = width - (i * hrw);
+				if (w == 0)
+					w = hrw;
+				else
+					w += hrw;
+				x += hrw;
+			} else {
+				w = hrw - 2;
+				/* leave first bottom window at x = 0 */
+				if (i > 1)
+					x += w + 2;
+			}
+		}
+
+		if (win->transient != 0 || win->floating != 0)
+			floater = 1;
+		else
+			floater = 0;
+
+		bzero(&wc, sizeof wc);
+		wc.border_width = 1;
+		if (floater == 0) {
+			win->x = wc.x = x;
+			win->y = wc.y = y;
+			win->width = wc.width = w;
+			win->height = wc.height = h;
+			mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
+		} else {
+			/* make sure we don't clobber the screen */
+			if (win->wa.width > width)
+				win->wa.width = width;
+			if (win->wa.height > height)
+				win->wa.width = height;
+			win->x = wc.x = (width - win->wa.width) / 2;
+			win->y = wc.y = (height - win->wa.height) / 2;
+			mask = CWX | CWY | CWBorderWidth;
+		}
+		XConfigureWindow(display, win->id, mask, &wc);
+
+		if (win == ws[current_ws].focus)
+			winfocus = win;
+		else
+			unfocus_win(win);
+		XMapRaised(display, win->id);
+		i++;
+	}
+
+	focus_win(winfocus); /* this has to be done outside of the loop */
+}
+
+/* fullscreen view */
+void
+max_init(void)
+{
+	DNPRINTF(SWM_D_EVENT, "max_init: workspace: %d\n", current_ws);
+}
+
+void
+max_stack(void) {
+	XWindowChanges		wc;
+	struct ws_win		wf, *win, *winfocus = &wf;
+	int			i, h, w, x, y, winno;
+	unsigned int mask;
+
+	DNPRINTF(SWM_D_EVENT, "max_stack: workspace: %d\n", current_ws);
+
+	winfocus->id = root;
+
+	winno = count_win(current_ws, 0);
+	if (winno == 0)
+		return;
+
+	x = 0;
+	y = bar_enabled ? bar_height : 0;
+	TAILQ_FOREACH (win, &ws[current_ws].winlist, entry) {
+		if (i == 1 && win->transient == 0 && win->floating != 0) {
+			h = height - 2;
+			w = width - 2;
+
+			winfocus = win;
+
+			bzero(&wc, sizeof wc);
+			wc.border_width = 1;
+			win->x = wc.x = x;
+			win->y = wc.y = y;
+			win->width = wc.width = w;
+			win->height = wc.height = h;
+			mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
+			XConfigureWindow(display, win->id, mask, &wc);
+
+			XMapRaised(display, win->id);
+		} else {
+			/* hide all but the master window */
+			XUnmapWindow(display, win->id);
+		}
+		i++;
+	}
+
+	focus_win(winfocus); /* this has to be done outside of the loop */
 }
 
 void
@@ -552,22 +831,22 @@ send_to_ws(union arg *args)
 	int			wsid = args->id;
 	struct ws_win		*win = ws[current_ws].focus;
 
-	DNPRINTF(SWM_D_WS, "send_to_ws: win: %lu\n", win->id);
+	DNPRINTF(SWM_D_MOVE, "send_to_ws: win: %lu\n", win->id);
 
 	XUnmapWindow(display, win->id);
 
 	/* find a window to focus */
-	ws[current_ws].focus = TAILQ_PREV(win, ws_win_list,entry);
+	ws[current_ws].focus = TAILQ_PREV(win, ws_win_list, entry);
 	if (ws[current_ws].focus == NULL)
 		ws[current_ws].focus = TAILQ_FIRST(&ws[current_ws].winlist);
+	if (ws[current_ws].focus == win)
+		ws[current_ws].focus = NULL;
 
 	TAILQ_REMOVE(&ws[current_ws].winlist, win, entry);
-	ws[current_ws].winno--;
 
 	TAILQ_INSERT_TAIL(&ws[wsid].winlist, win, entry);
-	if (ws[wsid].winno == 0)
+	if (count_win(wsid, 1) == 0)
 		ws[wsid].focus = win;
-	ws[wsid].winno++;
 	ws[wsid].restack = 1;
 
 	stack();
@@ -581,10 +860,17 @@ struct key {
 	union arg		args;
 } keys[] = {
 	/* modifier		key	function		argument */
-	{ MODKEY,		XK_Return,	swap_to_main,	{0} },
+	/* XXX alt-c is temporary, until I figure out how to grab spacebar */
+	{ MODKEY,		XK_c,		cycle_layout,	{0} }, 
+	{ MODKEY,		XK_Return,	swapwin,	{.id = SWM_ARG_ID_SWAPMAIN} },
+	{ MODKEY,		XK_j,		focus,		{.id = SWM_ARG_ID_FOCUSNEXT} },
+	{ MODKEY,		XK_k,		focus,		{.id = SWM_ARG_ID_FOCUSPREV} },
+	{ MODKEY | ShiftMask,	XK_j,		swapwin,	{.id = SWM_ARG_ID_SWAPNEXT} },
+	{ MODKEY | ShiftMask,	XK_k,		swapwin,	{.id = SWM_ARG_ID_SWAPPREV} },
 	{ MODKEY | ShiftMask,	XK_Return,	spawn,		{.argv = spawn_term} },
 	{ MODKEY,		XK_p,		spawn,		{.argv = spawn_menu} },
 	{ MODKEY | ShiftMask,	XK_q,		quit,		{0} },
+	{ MODKEY,		XK_q,		restart,	{.argv = spawn_scrotwm } },
 	{ MODKEY,		XK_m,		focus,		{.id = SWM_ARG_ID_FOCUSMAIN} },
 	{ MODKEY,		XK_1,		switchws,	{.id = 0} },
 	{ MODKEY,		XK_2,		switchws,	{.id = 1} },
@@ -703,29 +989,62 @@ buttonpress(XEvent *e)
 #endif
 }
 
-void
-configurerequest(XEvent *e)
+struct ws_win *
+manage_window(Window id)
 {
-	XConfigureRequestEvent	*ev = &e->xconfigurerequest;
 	struct ws_win		*win;
 
-	DNPRINTF(SWM_D_EVENT, "configurerequest: window: %lu\n", ev->window);
-
 	TAILQ_FOREACH (win, &ws[current_ws].winlist, entry) {
-		if (ev->window == win->id)
-			return;
+		if (win->id == id)
+			return (win);	/* already being managed */
 	}
 
-	XSelectInput(display, ev->window, ButtonPressMask | EnterWindowMask |
-	    FocusChangeMask);
-
 	if ((win = calloc(1, sizeof(struct ws_win))) == NULL)
 		errx(1, "calloc: failed to allocate memory for new window");
 
-	win->id = ev->window;
+	win->id = id;
 	TAILQ_INSERT_TAIL(&ws[current_ws].winlist, win, entry);
+
+	XSelectInput(display, id, ButtonPressMask | EnterWindowMask |
+	    FocusChangeMask | ExposureMask);
+
+	return win;
+}
+
+
+void
+configurerequest(XEvent *e)
+{
+	XConfigureRequestEvent	*ev = &e->xconfigurerequest;
+	Window			trans;
+	struct ws_win		*win;
+
+	DNPRINTF(SWM_D_EVENT, "configurerequest: window: %lu\n", ev->window);
+
+
+	win = manage_window(ev->window);
 	ws[current_ws].focus = win; /* make new win focused */
-	ws[current_ws].winno++;
+
+	XGetTransientForHint(display, win->id, &trans);
+	if (trans) {
+		win->transient = trans;
+		DNPRINTF(SWM_D_MISC, "configurerequest: win %u transient %u\n",
+		    (unsigned)win->id, win->transient);
+	}
+	XGetWindowAttributes(display, win->id, &win->wa);
+#if 0
+	XClassHint ch = { 0 };
+	if(XGetClassHint(display, win->id, &ch)) {
+		fprintf(stderr, "class: %s name: %s\n", ch.res_class, ch.res_name);
+		if (!strcmp(ch.res_class, "Gvim") && !strcmp(ch.res_name, "gvim")) {
+			win->floating = 0;
+		}
+		if(ch.res_class)
+			XFree(ch.res_class);
+		if(ch.res_name)
+			XFree(ch.res_name);
+	}
+#endif
 	stack();
 }
 
@@ -747,15 +1066,16 @@ destroynotify(XEvent *e)
 	TAILQ_FOREACH (win, &ws[current_ws].winlist, entry) {
 		if (ev->window == win->id) {
 			/* find a window to focus */
-			ws[current_ws].focus =
-			    TAILQ_PREV(win, ws_win_list,entry);
+			ws[current_ws].focus = TAILQ_PREV(win,
+			    ws_win_list, entry);
 			if (ws[current_ws].focus == NULL)
 				ws[current_ws].focus =
 				    TAILQ_FIRST(&ws[current_ws].winlist);
+			if (win == ws[current_ws].focus)
+				ws[current_ws].focus = NULL;
 	
 			TAILQ_REMOVE(&ws[current_ws].winlist, win, entry);
 			free(win);
-			ws[current_ws].winno--;
 			break;
 		}
 	}
@@ -826,6 +1146,9 @@ maprequest(XEvent *e)
 {
 	DNPRINTF(SWM_D_EVENT, "maprequest: window: %lu\n",
 	    e->xmaprequest.window);
+
+	manage_window(e->xmaprequest.window);
+	stack();
 }
 
 void
@@ -841,6 +1164,16 @@ unmapnotify(XEvent *e)
 	DNPRINTF(SWM_D_EVENT, "unmapnotify: window: %lu\n", e->xunmap.window);
 }
 
+void
+visibilitynotify(XEvent *e)
+{
+	DNPRINTF(SWM_D_EVENT, "visibilitynotify: window: %lu\n", e->xvisibility.window);
+
+	if (e->xvisibility.window == bar_window &&
+	    e->xvisibility.state == VisibilityUnobscured)
+		bar_print();
+}
+
 void			(*handler[LASTEvent])(XEvent *) = {
 				[Expose] = expose,
 				[KeyPress] = keypress,
@@ -854,6 +1187,7 @@ void			(*handler[LASTEvent])(XEvent *) = {
 				[MapRequest] = maprequest,
 				[PropertyNotify] = propertynotify,
 				[UnmapNotify] = unmapnotify,
+				[VisibilityNotify] = visibilitynotify,
 };
 
 int
@@ -896,7 +1230,9 @@ main(int argc, char *argv[])
 	char			conf[PATH_MAX], *cfile = NULL;
 	struct stat		sb;
 	XEvent			e;
-	int			i;
+	unsigned int		i, num;
+	Window			d1, d2, *wins = NULL;
+	XWindowAttributes	wa;
 
 	fprintf(stderr, "Welcome to scrotwm V%s\n", SWM_VERSION);
 	if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
@@ -932,19 +1268,30 @@ main(int argc, char *argv[])
 	if (cfile)
 		conf_load(cfile);
 
-	/* make work space 1 active */
-	ws[0].visible = 1;
-	ws[0].restack = 0;
-	ws[0].focus = NULL;
-	ws[0].winno = 0;
-	TAILQ_INIT(&ws[0].winlist);
-	for (i = 1; i < SWM_WS_MAX; i++) {
+	/* init all workspaces */
+	for (i = 0; i < SWM_WS_MAX; i++) {
 		ws[i].visible = 0;
-		ws[i].restack = 0;
+		ws[i].restack = 1;
 		ws[i].focus = NULL;
-		ws[i].winno = 0;
 		TAILQ_INIT(&ws[i].winlist);
+		ws[i].cur_layout = &layouts[0];
 	}
+	/* make work space 1 active */
+	ws[0].visible = 1;
+
+	/* grab existing windows */
+	if (XQueryTree(display, root, &d1, &d2, &wins, &num)) {
+		for (i = 0; i < num; i++) {
+                        if (!XGetWindowAttributes(display, wins[i], &wa)
+			    || wa.override_redirect ||
+			    XGetTransientForHint(display, wins[i], &d1))
+				continue;
+			manage_window(wins[i]);
+                }
+                if(wins)
+                        XFree(wins);
+        }
+	ws[0].focus = TAILQ_FIRST(&ws[0].winlist);
 
 	/* setup status bar */
 	bar_setup();
@@ -952,9 +1299,10 @@ main(int argc, char *argv[])
 	XSelectInput(display, root, SubstructureRedirectMask |
 	    SubstructureNotifyMask | ButtonPressMask | KeyPressMask |
 	    EnterWindowMask | LeaveWindowMask | StructureNotifyMask |
-	    FocusChangeMask | PropertyChangeMask);
+	    FocusChangeMask | PropertyChangeMask | ExposureMask);
 
 	grabkeys();
+	stack();
 
 	while (running) {
 		XNextEvent(display, &e);