Display the current window title not a previous one in the case of

``show all'' in the window search dialogue. Noticed and diff from Tim
van der Molen, thanks!

Makefile

@@ -11,7 +11,7 @@ SRCS=		calmwm.c screen.c xmalloc.c client.c grab.c menu.c \
 CPPFLAGS+=	-I${X11BASE}/include -I${X11BASE}/include/freetype2 -I${.CURDIR}
 
 LDADD+=		-L${X11BASE}/lib -lXft -lXrender -lX11 -lXau -lXdmcp -lXext \
-		-lfontconfig -lexpat -lfreetype -lz 
+		-lfontconfig -lexpat -lfreetype -lz -lXinerama -lXrandr
 
 MANDIR=		${X11BASE}/man/cat
 MAN=		cwm.1 cwmrc.5

calmwm.c

@@ -36,6 +36,7 @@ u_int				 Nscreens;
 struct client_ctx_q		 Clientq;
 
 int				 Doshape, Shape_ev;
+int				 HasXinerama, HasRandr, Randr_ev;
 int				 Starting;
 struct conf			 Conf;
 
@@ -121,6 +122,8 @@ dpy_init(const char *dpyname)
 
 	Doshape = XShapeQueryExtension(X_Dpy, &Shape_ev, &i);
 
+	HasRandr = XRRQueryExtension(X_Dpy, &Randr_ev, &i);
+
 	TAILQ_INIT(&Screenq);
 }
 
@@ -133,7 +136,7 @@ x_setup(void)
 
 	Nscreens = ScreenCount(X_Dpy);
 	for (i = 0; i < (int)Nscreens; i++) {
-		XMALLOC(sc, struct screen_ctx);
+		XCALLOC(sc, struct screen_ctx);
 		x_setupscreen(sc, i);
 		TAILQ_INSERT_TAIL(&Screenq, sc, entry);
 	}
@@ -161,6 +164,7 @@ x_setupscreen(struct screen_ctx *sc, u_int which)
 	Window			*wins, w0, w1;
 	XWindowAttributes	 winattr;
 	XSetWindowAttributes	 rootattr;
+	int			 fake;
 	u_int			 nwins, i;
 
 	Curscreen = sc;
@@ -246,6 +250,18 @@ x_setupscreen(struct screen_ctx *sc, u_int which)
 	XChangeWindowAttributes(X_Dpy, sc->rootwin,
 	    CWEventMask, &rootattr);
 
+	if (XineramaQueryExtension(X_Dpy, &fake, &fake) == 1 &&
+	    ((HasXinerama = XineramaIsActive(X_Dpy)) == 1))
+		HasXinerama = 1;
+	if (HasRandr)
+		XRRSelectInput(X_Dpy, sc->rootwin, RRScreenChangeNotifyMask);
+	/*
+	 * initial setup of xinerama screens, if we're using RandR then we'll
+	 * redo this whenever the screen changes since a CTRC may have been
+	 * added or removed
+	 */
+	screen_init_xinerama(sc);
+
 	XSync(X_Dpy, False);
 
 	return;

calmwm.h

@@ -62,6 +62,9 @@ struct screen_ctx {
 
 	XftDraw		*xftdraw;
 	XftColor	 xftcolor;
+
+	int		 xinerama_no;
+	XineramaScreenInfo *xinerama;
 };
 
 TAILQ_HEAD(screen_ctx_q, screen_ctx);
@@ -369,6 +372,7 @@ void			 xev_handle_keyrelease(struct xevent *, XEvent *);
 void			 xev_handle_expose(struct xevent *, XEvent *);
 void			 xev_handle_clientmessage(struct xevent *, XEvent *);
 void			 xev_handle_shape(struct xevent *, XEvent *);
+void			 xev_handle_randr(struct xevent *, XEvent *);
 void			 xev_handle_mapping(struct xevent *, XEvent *);
 
 #define XEV_QUICK(a, b, c, d, e) do {		\
@@ -417,6 +421,7 @@ char			*xstrdup(const char *);
 struct screen_ctx	*screen_fromroot(Window);
 struct screen_ctx	*screen_current(void);
 void			 screen_updatestackingorder(void);
+void			 screen_init_xinerama(struct screen_ctx *);
 
 void			 conf_setup(struct conf *, const char *);
 void			 conf_client(struct client_ctx *);
@@ -512,6 +517,8 @@ extern u_int				 Nscreens;
 extern struct client_ctx_q		 Clientq;
 
 extern int				 Doshape, Shape_ev;
+extern int				 Doshape, Shape_ev;
+extern int				 HasXinerama, HasRandr, Randr_ev;
 extern struct conf			 Conf;
 
 #endif /* _CALMWM_H_ */

client.c

@@ -22,6 +22,12 @@
 #include "calmwm.h"
 
 int	_inwindowbounds(struct client_ctx *, int, int);
+static void	client_fullmaximize(struct client_ctx *);
+static void	client_xinerama_maximize(struct client_ctx *);
+static void	client_xinerama_vmax(struct client_ctx *);
+static void	client_full_vmax(struct client_ctx *);
+XineramaScreenInfo	*client_find_xinerama_screen(int , int ,
+			     struct screen_ctx *);
 
 static char		 emptystring[] = "";
 
@@ -328,16 +334,42 @@ client_maximize(struct client_ctx *cc)
 	} else {
 		if (!(cc->flags & CLIENT_VMAXIMIZED))
 			cc->savegeom = cc->geom;
-		cc->geom.x = Conf.gap_left;
+		if (HasXinerama)
-		cc->geom.y = Conf.gap_top;
+			client_xinerama_maximize(cc);
-		cc->geom.height = sc->ymax - (Conf.gap_top + Conf.gap_bottom);
+		else
-		cc->geom.width = sc->xmax - (Conf.gap_left + Conf.gap_right);
+			client_fullmaximize(cc);
-		cc->flags |= CLIENT_DOMAXIMIZE;
 	}
 
 	client_resize(cc);
 }
 
+static void
+client_xinerama_maximize(struct client_ctx *cc)
+{
+	XineramaScreenInfo *xine;
+
+	xine = client_find_xinerama_screen(cc->geom.x, cc->geom.y, CCTOSC(cc));
+	if (xine == NULL)
+		return;
+	cc->geom.x = xine->x_org + Conf.gap_left;
+	cc->geom.y = xine->y_org + Conf.gap_top;
+	cc->geom.height = xine->height - (Conf.gap_top + Conf.gap_bottom);
+	cc->geom.width = xine->width - (Conf.gap_left + Conf.gap_right);
+	cc->flags |= CLIENT_DOMAXIMIZE;
+}
+
+static void
+client_fullmaximize(struct client_ctx *cc)
+{
+	struct screen_ctx	*sc = CCTOSC(cc);
+
+	cc->geom.x = Conf.gap_left;
+	cc->geom.y = Conf.gap_top;
+	cc->geom.height = sc->ymax - (Conf.gap_top + Conf.gap_bottom);
+	cc->geom.width = sc->xmax - (Conf.gap_left + Conf.gap_right);
+	cc->flags |= CLIENT_DOMAXIMIZE;
+}
+
 void
 client_vertmaximize(struct client_ctx *cc)
 {
@@ -348,15 +380,40 @@ client_vertmaximize(struct client_ctx *cc)
 	} else {
 		if (!(cc->flags & CLIENT_MAXIMIZED))
 			cc->savegeom = cc->geom;
-		cc->geom.y = cc->bwidth + Conf.gap_top;
+		if (HasXinerama)
-		cc->geom.height = (sc->ymax - cc->bwidth * 2) -
+			client_xinerama_vmax(cc);
-		    (Conf.gap_top + Conf.gap_bottom);
+		else
-		cc->flags |= CLIENT_DOVMAXIMIZE;
+			client_full_vmax(cc);
 	}
 
 	client_resize(cc);
 }
 
+static void
+client_xinerama_vmax(struct client_ctx *cc)
+{
+	XineramaScreenInfo *xine;
+
+	xine = client_find_xinerama_screen(cc->geom.x, cc->geom.y, CCTOSC(cc));
+	if (xine == NULL)
+		return;
+	cc->geom.y = xine->y_org + cc->bwidth + Conf.gap_top;
+	cc->geom.height = xine->height - (cc->bwidth * 2) - (Conf.gap_top +
+	    Conf.gap_bottom);
+	cc->flags |= CLIENT_DOVMAXIMIZE;
+}
+
+static void
+client_full_vmax(struct client_ctx *cc)
+{
+	struct screen_ctx	*sc = CCTOSC(cc);
+
+	cc->geom.y = cc->bwidth + Conf.gap_top;
+	cc->geom.height = (sc->ymax - cc->bwidth * 2) -
+	    (Conf.gap_top + Conf.gap_bottom);
+	cc->flags |= CLIENT_DOVMAXIMIZE;
+}
+
 void
 client_resize(struct client_ctx *cc)
 {
@@ -668,11 +725,32 @@ client_placecalc(struct client_ctx *cc)
 {
 	struct screen_ctx	*sc = CCTOSC(cc);
 	int			 yslack, xslack, xmouse, ymouse;
+	int			 xorig, yorig, xmax, ymax;
+	XineramaScreenInfo	*info;
 
-	yslack = sc->ymax - cc->geom.height - cc->bwidth;
-	xslack = sc->xmax - cc->geom.width - cc->bwidth;
 
 	xu_ptr_getpos(sc->rootwin, &xmouse, &ymouse);
+	if (HasXinerama) {
+		info = client_find_xinerama_screen(xmouse, ymouse, sc);
+		if (info == NULL)
+			goto noxine;
+		yslack = info->y_org + info->height - cc->geom.height -
+		    cc->bwidth;
+		xslack = info->x_org + info->width - cc->geom.width -
+		    cc->bwidth;
+		xorig = info->x_org;
+		yorig = info->y_org;
+		xmax = xorig + info->width;
+		ymax = yorig + info->height;
+	} else {
+noxine:
+		yslack = sc->ymax - cc->geom.height - cc->bwidth;
+		xslack = sc->xmax - cc->geom.width - cc->bwidth;
+		xorig = yorig = 0;
+		xmax = sc->xmax;
+		ymax = sc->ymax;
+	}
+
 
 	xmouse = MAX(xmouse, cc->bwidth) - cc->geom.width / 2;
 	ymouse = MAX(ymouse, cc->bwidth) - cc->geom.height / 2;
@@ -681,32 +759,32 @@ client_placecalc(struct client_ctx *cc)
 	ymouse = MAX(ymouse, (int)cc->bwidth);
 
 	if (cc->size->flags & USPosition) {
-		if (cc->size->x >= 0)
+		if (cc->size->x >= xorig)
 			cc->geom.x = MAX(MIN(cc->size->x, xslack), cc->bwidth);
 		else
-			cc->geom.x = cc->bwidth;
+			cc->geom.x = xorig + cc->bwidth;
-		if (cc->size->y >= 0)
+		if (cc->size->y >= yorig)
 			cc->geom.y = MAX(MIN(cc->size->y, yslack), cc->bwidth);
 		else 
-			cc->geom.y = cc->bwidth;
+			cc->geom.y =  yorig + cc->bwidth;
 	} else {
-		if (xslack >= 0) {
+		if (xslack >= xorig) {
 			cc->geom.x = MAX(MIN(xmouse, xslack),
-					 Conf.gap_left + cc->bwidth);
+					 xorig + Conf.gap_left + cc->bwidth);
 			if (cc->geom.x > (xslack - Conf.gap_right))
 				cc->geom.x -= Conf.gap_right;
 		} else {
-			cc->geom.x = cc->bwidth + Conf.gap_left;
+			cc->geom.x = xorig + cc->bwidth + Conf.gap_left;
-			cc->geom.width = sc->xmax - Conf.gap_left;
+			cc->geom.width = xmax - Conf.gap_left;
 		}
-		if (yslack >= 0) {
+		if (yslack >= yorig) {
 			cc->geom.y = MAX(MIN(ymouse, yslack),
-					 Conf.gap_top + cc->bwidth);
+					 yorig + Conf.gap_top + cc->bwidth);
 			if (cc->geom.y > (yslack - Conf.gap_bottom))
 				cc->geom.y -= Conf.gap_bottom;
 		} else {
-			cc->geom.y = cc->bwidth + Conf.gap_top;
+			cc->geom.y = yorig + cc->bwidth + Conf.gap_top;
-			cc->geom.height = sc->ymax - Conf.gap_top;
+			cc->geom.height = ymax - Conf.gap_top;
 		}
 	}
 }
@@ -793,3 +871,18 @@ _inwindowbounds(struct client_ctx *cc, int x, int y)
 	return (x < cc->geom.width && x >= 0 &&
 	    y < cc->geom.height && y >= 0);
 }
+
+XineramaScreenInfo *
+client_find_xinerama_screen(int x, int y, struct screen_ctx *sc)
+{
+	XineramaScreenInfo	*info;
+	int			 i;
+
+	for (i = 0; i < sc->xinerama_no; i++) {
+		info = &sc->xinerama[i];
+		if (x > info->x_org && x < info->x_org + info->width &&
+		    y > info->y_org && y < info->y_org + info->height)
+			return (info);
+	}
+	return (NULL);
+}

headers.h

@@ -41,6 +41,8 @@
 
 #include <X11/cursorfont.h>
 #include <X11/extensions/shape.h>
+#include <X11/extensions/Xrandr.h>
+#include <X11/extensions/Xinerama.h>
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 #include <X11/keysym.h>

screen.c

@@ -67,3 +67,28 @@ screen_updatestackingorder(void)
 
 	XFree(wins);
 }
+
+void
+screen_init_xinerama(struct screen_ctx *sc)
+{
+	XineramaScreenInfo *info;
+	int no, fake;
+
+	if (HasXinerama == 0 || XineramaIsActive(X_Dpy) == 0) {
+		HasXinerama = 0;
+		sc->xinerama_no = 0;
+	}
+		
+	info = XineramaQueryScreens(X_Dpy, &no);
+	if (info == NULL) {
+		/*is xinerama is actually off, instead of a malloc failure? */
+		if (sc->xinerama == NULL)
+			HasXinerama = NULL;
+		return;
+	}
+
+	if (sc->xinerama != NULL)
+		XFree(sc->xinerama);
+	sc->xinerama = info;
+	sc->xinerama_no = no;
+}

search.c

@@ -132,7 +132,7 @@ search_print_client(struct menu *mi, int list)
 		flag = '&';
 
 	if (list)
-		cc->matchname = TAILQ_FIRST(&cc->nameq)->name;
+		cc->matchname = cc->name;
 
 	snprintf(mi->print, sizeof(mi->print), "%c%s", flag, cc->matchname);
 

xevents.c

@@ -375,6 +375,22 @@ xev_handle_shape(struct xevent *xev, XEvent *ee)
 		client_do_shape(cc);
 }
 
+void
+xev_handle_randr(struct xevent *xev, XEvent *ee)
+{
+	XRRScreenChangeNotifyEvent	*rev = (XRRScreenChangeNotifyEvent *)ee;
+	struct client_ctx		*cc;
+	struct screen_ctx		*sc;
+
+	if ((cc = client_find(rev->window)) != NULL) {
+		XRRUpdateConfiguration(ee);
+		sc = CCTOSC(cc);
+		sc->xmax = rev->width;
+		sc->ymax = rev->height;
+		screen_init_xinerama(sc);
+	}
+}
+
 /* 
  * Called when the keymap has changed.
  * Ungrab all keys, reload keymap and then regrab
@@ -525,6 +541,8 @@ xev_loop(void)
 		default:
 			if (e.type == Shape_ev)
 				xev_handle_shape(xev, &e);
+			else if (e.type == Randr_ev)
+				xev_handle_randr(xev, &e);
 			break;
 		}