]> Dogcows Code - chaz/openbox/blobdiff - openbox/screen.c
print a warning when the session has a different number of desktops than the openbox...
[chaz/openbox] / openbox / screen.c
index 04a3b452be033989b99c5e8c614a965d7381e592..932b157e1cf54add2dab54b01feb749d0c951643 100644 (file)
                         ButtonPressMask | ButtonReleaseMask)
 
 static gboolean screen_validate_layout(ObDesktopLayout *l);
-static gboolean replace_wm();
-static void     screen_tell_ksplash();
-static void     screen_fallback_focus();
+static gboolean replace_wm(void);
+static void     screen_tell_ksplash(void);
+static void     screen_fallback_focus(void);
 
 guint    screen_num_desktops;
 guint    screen_num_monitors;
 guint    screen_desktop;
-guint    screen_last_desktop;
-Size     screen_physical_size;
+guint    screen_last_desktop = 1;
 gboolean screen_showing_desktop;
 ObDesktopLayout screen_desktop_layout;
 gchar  **screen_desktop_names;
 Window   screen_support_win;
 Time     screen_desktop_user_time = CurrentTime;
 
+static Size     screen_physical_size;
+static guint    screen_old_desktop;
+static gboolean screen_desktop_timeout = TRUE;
 /*! An array of desktops, holding array of areas per monitor */
 static Rect  *monitor_area = NULL;
 /*! An array of desktops, holding an array of struts */
@@ -77,7 +79,11 @@ static GSList *struts_bottom = NULL;
 
 static ObPagerPopup *desktop_popup;
 
-static gboolean replace_wm()
+/*! The number of microseconds that you need to be on a desktop before it will
+  replace the remembered "last desktop" */
+#define REMEMBER_LAST_DESKTOP_TIME 750000
+
+static gboolean replace_wm(void)
 {
     gchar *wm_sn;
     Atom wm_sn_atom;
@@ -149,7 +155,7 @@ static gboolean replace_wm()
     return TRUE;
 }
 
-gboolean screen_annex()
+gboolean screen_annex(void)
 {
     XSetWindowAttributes attrib;
     pid_t pid;
@@ -283,6 +289,8 @@ gboolean screen_annex()
     supported[i++] = prop_atoms.net_wm_sync_request;
     supported[i++] = prop_atoms.net_wm_sync_request_counter;
 #endif
+    supported[i++] = prop_atoms.net_wm_pid;
+    supported[i++] = prop_atoms.net_wm_ping;
 
     supported[i++] = prop_atoms.kde_wm_change_state;
     supported[i++] = prop_atoms.kde_net_wm_frame_strut;
@@ -304,7 +312,7 @@ gboolean screen_annex()
     return TRUE;
 }
 
-static void screen_tell_ksplash()
+static void screen_tell_ksplash(void)
 {
     XEvent e;
     char **argv;
@@ -394,7 +402,13 @@ void screen_startup(gboolean reconfig)
     screen_num_desktops = 0;
     if (PROP_GET32(RootWindow(ob_display, ob_screen),
                    net_number_of_desktops, cardinal, &d))
+    {
+        if (d != config_desktops_num) {
+            g_warning(_("Openbox is configured for %d desktops, but the current session has %d.  Overriding the Openbox configuration."),
+                      config_desktops_num, d);
+        }
         screen_set_num_desktops(d);
+    }
     /* restore from session if possible */
     else if (session_num_desktops)
         screen_set_num_desktops(session_num_desktops);
@@ -453,7 +467,7 @@ void screen_shutdown(gboolean reconfig)
     screen_desktop_names = NULL;
 }
 
-void screen_resize()
+void screen_resize(void)
 {
     static gint oldw = 0, oldh = 0;
     gint w, h;
@@ -536,7 +550,7 @@ void screen_set_num_desktops(guint num)
         screen_set_desktop(num - 1, TRUE);
 }
 
-static void screen_fallback_focus()
+static void screen_fallback_focus(void)
 {
     ObClient *c;
     gboolean allow_omni;
@@ -577,23 +591,90 @@ static void screen_fallback_focus()
     }
 }
 
+static gboolean last_desktop_func(gpointer data)
+{
+    screen_desktop_timeout = TRUE;
+    return FALSE;
+}
+
 void screen_set_desktop(guint num, gboolean dofocus)
 {
     GList *it;
-    guint old;
+    guint previous;
     gulong ignore_start;
 
     g_assert(num < screen_num_desktops);
 
-    old = screen_desktop;
+    previous = screen_desktop;
     screen_desktop = num;
 
-    if (old == num) return;
+    if (previous == num) return;
 
     PROP_SET32(RootWindow(ob_display, ob_screen),
                net_current_desktop, cardinal, num);
 
-    screen_last_desktop = old;
+    /* This whole thing decides when/how to save the screen_last_desktop so
+       that it can be restored later if you want */
+    if (screen_desktop_timeout) {
+        /* If screen_desktop_timeout is true, then we've been on this desktop
+           long enough and we can save it as the last desktop. */
+
+        /* save the "last desktop" as the "old desktop" */
+        screen_old_desktop = screen_last_desktop;
+        /* save the desktop we're coming from as the "last desktop" */
+        screen_last_desktop = previous;
+    }
+    else {
+        /* If screen_desktop_timeout is false, then we just got to this desktop
+           and we are moving away again. */
+
+        if (screen_desktop == screen_last_desktop) {
+            /* If we are moving to the "last desktop" .. */
+            if (previous == screen_old_desktop) {
+                /* .. from the "old desktop", change the last desktop to
+                   be where we are coming from */
+                screen_last_desktop = screen_old_desktop;
+            }
+            else if (screen_last_desktop == screen_old_desktop) {
+                /* .. and also to the "old desktop", change the "last
+                   desktop" to be where we are coming from */
+                screen_last_desktop = previous;
+            }
+            else {
+                /* .. from some other desktop, then set the "last desktop" to
+                   be the saved "old desktop", i.e. where we were before the
+                   "last desktop" */
+                screen_last_desktop = screen_old_desktop;
+            }
+        }
+        else {
+            /* If we are moving to any desktop besides the "last desktop"..
+               (this is the normal case) */
+            if (screen_desktop == screen_old_desktop) {
+                /* If moving to the "old desktop", which is not the
+                   "last desktop", don't save anything */
+            }
+            else if (previous == screen_old_desktop) {
+                /* If moving from the "old desktop", and not to the
+                   "last desktop", don't save anything */
+            }
+            else if (screen_last_desktop == screen_old_desktop) {
+                /* If the "last desktop" is the same as "old desktop" and
+                   you're not moving to the "last desktop" then save where
+                   we're coming from as the "last desktop" */
+                screen_last_desktop = previous;
+            }
+            else {
+                /* If the "last desktop" is different from the "old desktop"
+                   and you're not moving to the "last desktop", then don't save
+                   anything */
+            }
+        }
+    }
+    screen_desktop_timeout = FALSE;
+    ob_main_loop_timeout_remove(ob_main_loop, last_desktop_func);
+    ob_main_loop_timeout_add(ob_main_loop, REMEMBER_LAST_DESKTOP_TIME,
+                             last_desktop_func, NULL, NULL, NULL);
 
     ob_debug("Moving to desktop %d\n", num+1);
 
@@ -858,7 +939,7 @@ void screen_show_desktop_popup(guint d)
     g_free(a);
 }
 
-void screen_hide_desktop_popup()
+void screen_hide_desktop_popup(void)
 {
     ob_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
     pager_popup_hide(desktop_popup);
@@ -1007,7 +1088,7 @@ static gboolean screen_validate_layout(ObDesktopLayout *l)
     return TRUE;
 }
 
-void screen_update_layout()
+void screen_update_layout(void)
 
 {
     ObDesktopLayout l;
@@ -1056,7 +1137,7 @@ void screen_update_layout()
     }
 }
 
-void screen_update_desktop_names()
+void screen_update_desktop_names(void)
 {
     guint i;
 
@@ -1218,7 +1299,7 @@ typedef struct {
     } \
 }
 
-void screen_update_areas()
+void screen_update_areas(void)
 {
     guint i, j;
     gulong *dims;
@@ -1510,7 +1591,7 @@ Rect* screen_area(guint desktop, guint head, Rect *search)
 guint screen_find_monitor(Rect *search)
 {
     guint i;
-    guint most = 0;
+    guint most = screen_num_monitors;
     guint mostv = 0;
 
     for (i = 0; i < screen_num_monitors; ++i) {
@@ -1532,7 +1613,7 @@ guint screen_find_monitor(Rect *search)
     return most;
 }
 
-Rect* screen_physical_area_all_monitors()
+Rect* screen_physical_area_all_monitors(void)
 {
     return screen_physical_area_monitor(screen_num_monitors);
 }
@@ -1554,7 +1635,7 @@ gboolean screen_physical_area_monitor_contains(guint head, Rect *search)
     return RECT_INTERSECTS_RECT(monitor_area[head], *search);
 }
 
-Rect* screen_physical_area_active()
+Rect* screen_physical_area_active(void)
 {
     Rect *a;
     gint x, y;
@@ -1574,7 +1655,7 @@ Rect* screen_physical_area_active()
     return a;
 }
 
-void screen_set_root_cursor()
+void screen_set_root_cursor(void)
 {
     if (sn_app_starting())
         XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
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