plugins/focus.c

   1 #include "../kernel/dispatch.h"
   2 #include "../kernel/screen.h"
   3 #include "../kernel/client.h"
   4 #include "../kernel/focus.h"
   5 #include "../kernel/stacking.h"
   6 #include "../kernel/openbox.h"
   7
   8 static int skip_enter = 0;
   9
  10 static void focus_fallback(guint desk, gboolean warp)
  11 {
  12     GList *it;
  13
  14     for (it = focus_order[desk]; it != NULL; it = it->next)
  15         if (client_focus(it->data)) {
  16             if (warp) { /* XXX make this configurable */
  17                 XEvent e;
  18                 Client *c = it->data;
  19
  20                 /* skip the next enter event from the desktop switch so focus
  21                    doesn't skip briefly to what was under the pointer */
  22                 if (XCheckTypedEvent(ob_display, EnterNotify, &e)) {
  23                     XPutBackEvent(ob_display, &e);
  24                     /* XXX WERE NOT SKIPPING THEM ALL@&*)! */
  25                     g_message("Skip");
  26                     ++skip_enter;
  27                 }
  28
  29                 /* I have to do this warp twice! Otherwise windows dont get
  30                    Enter/Leave events when i warp on a desktop switch! */
  31                 XWarpPointer(ob_display, None, c->window, 0, 0, 0, 0,
  32                              c->area.width / 2, c->area.height / 2);
  33                 XWarpPointer(ob_display, None, c->window, 0, 0, 0, 0,
  34                              c->area.width / 2, c->area.height / 2);
  35             }
  36             break;
  37         }
  38 }
  39
  40 static void events(ObEvent *e, void *foo)
  41 {
  42     switch (e->type) {
  43     case Event_Client_Mapped:
  44         /* focus new normal windows */
  45         if (client_normal(e->data.c.client))
  46             client_focus(e->data.c.client);
  47         break;
  48
  49     case Event_Ob_Desktop:
  50         /* focus the next available target */
  51         focus_fallback(e->data.o.num[0], TRUE);
  52         break;
  53
  54     case Event_Client_Unfocus:
  55         /* dont do this shit with sloppy focus... */
  56         /*
  57         /\* nothing is left with focus! *\/
  58         if (focus_client == NULL)
  59             /\* focus the next available target *\/
  60             focus_fallback(screen_desktop, FALSE);
  61         */
  62         break;
  63
  64     case Event_X_EnterNotify:
  65         if (skip_enter)
  66             --skip_enter;
  67         else if (e->data.x.client && client_normal(e->data.x.client))
  68             client_focus(e->data.x.client);
  69         break;
  70
  71     default:
  72         g_assert_not_reached();
  73     }
  74 }
  75
  76 void plugin_startup()
  77 {
  78     dispatch_register(Event_Client_Mapped |
  79                       Event_Ob_Desktop |
  80                       Event_Client_Unfocus |
  81                       Event_X_EnterNotify,
  82                       (EventHandler)events, NULL);
  83 }
  84
  85 void plugin_shutdown()
  86 {
  87     dispatch_register(0, (EventHandler)events, NULL);
  88 }