Add unobscure event so that we can rebuild the bar after dmenu exits.

diff --git a/scrotwm.c b/scrotwm.c
index 5bdca5ab2b503b78d804f78d40eb6442b5d41946..26d240d8dee903ddea616fc171fdebe47b430614 100644 (file)
--- a/scrotwm.c
+++ b/scrotwm.c
@@ -320,10 +320,12 @@ 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");
@@ -841,6 +843,16 @@ 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 +866,7 @@ void                        (*handler[LASTEvent])(XEvent *) = {
                                [MapRequest] = maprequest,
                                [PropertyNotify] = propertynotify,
                                [UnmapNotify] = unmapnotify,
+                               [VisibilityNotify] = visibilitynotify,
 };
 
 int