]> Dogcows Code - chaz/openbox/blobdiff - plugins/focus.c
export focus options to the rc file
[chaz/openbox] / plugins / focus.c
index a95f8d69a1603702dc15e2b5b9941ee098ff455a..db0a2b33c6621f03d290e146395c1c11eccf29e4 100644 (file)
 #include "../kernel/dispatch.h"
 #include "../kernel/screen.h"
 #include "../kernel/client.h"
+#include "../kernel/frame.h"
 #include "../kernel/focus.h"
 #include "../kernel/stacking.h"
+#include "../kernel/openbox.h"
+#include "../kernel/config.h"
 
-static GSList **focus_order = NULL;
+void plugin_setup_config()
+{
+    ConfigValue val;
+
+    config_def_set(config_def_new("focus.followMouse", Config_Bool,
+                                  "Focus Follows Mouse",
+                                  "Focus windows when the mouse pointer "
+                                  "enters them."));
+    val.bool = TRUE;
+    config_set("focus.followMouse", Config_Bool, val);
+    config_def_set(config_def_new("focus.focusNew", Config_Bool,
+                                  "Focus New Windows",
+                                  "Focus windows when they first appear "));
+    val.bool = TRUE;
+    config_set("focus.focusNew", Config_Bool, val);
+/*
+    config_def_set(config_def_new("focus.warpOnDeskSwitch", Config_Bool,
+                                  "Warp Pointer On Desktop Switch",
+                                  "Warps the pointer to the focused window "
+                                  "when switching desktops."));
+    config_set("focus.warpOnDeskSwitch", Config_Bool, FALSE);
+*/
+}
+
+/*static int skip_enter = 0;*/
 
-static void events(ObEvent *e, void *foo)
+static gboolean focus_under_pointer()
 {
-    guint i;
-    guint new, old;
-    GSList *it;
+    Window w;
+    int i, x, y;
+    guint u;
+    GList *it;
+
+    if (XQueryPointer(ob_display, ob_root, &w, &w, &x, &y, &i, &i, &u))
+    {
+        for (it = stacking_list; it != NULL; it = it->next) {
+            Client *c = it->data;
+            if (c->desktop == screen_desktop &&
+                RECT_CONTAINS(c->frame->area, x, y))
+                break;
+        }
+        if (it != NULL) {
+            return client_normal(it->data) && client_focus(it->data);
+        }
+    }
+    return FALSE;
+}
+
+static void chew_enter_events()
+{
+    XEvent e;
+
+    /* XXX... not anymore
+       skip the next enter event from the desktop switch so focus
+       doesn't skip briefly to what was under the pointer */
+
+    /* kill all enter events from prior to the desktop switch, we
+       aren't interested in them if we have found our own target
+       to focus.
+       XXX this is rude to other plugins...can this be done
+       better? count the events in the queue? */
+    while (XCheckTypedEvent(ob_display, EnterNotify, &e));
+/*
+    {
+        XPutBackEvent(ob_display, &e);
+        g_message("skip");
+        ++skip_enter;
+    }
+*/
+}
+
+static void focus_fallback(gboolean switching_desks)
+{
+    GList *it;
+
+    for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
+        if (client_normal(it->data) && client_focus(it->data)) {
+            if (switching_desks) {
+                Client *c = it->data;
+
+                chew_enter_events();
+
+                if (FALSE /*warp_on_desk_switch*/) {
+                    /* I have to do this warp twice! Otherwise windows dont get
+                       Enter/Leave events when i warp on a desktop switch! */
+                    XWarpPointer(ob_display, None, c->window, 0, 0, 0, 0,
+                                 c->area.width / 2, c->area.height / 2);
+                    XWarpPointer(ob_display, None, c->window, 0, 0, 0, 0,
+                                 c->area.width / 2, c->area.height / 2);
+                }
+            }
+            break;
+        }
+}
+
+static void focus_desktop()
+{
+    GList *it;
+
+    for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
+        Client *client = it->data;
+        if (client->type == Type_Desktop && client->frame->visible)
+            if (client_focus(client))
+                break;
+    }
+    chew_enter_events();
+}
+
+static void event(ObEvent *e, void *foo)
+{
+    ConfigValue follow_mouse, focus_new;
+    gboolean r;
+    
+    r = config_get("focus.followMouse", Config_Bool, &follow_mouse);
+    g_assert(r);
 
     switch (e->type) {
     case Event_Client_Mapped:
-        /* focus new normal windows */
-        if (client_normal(e->data.c.client))
+        r = config_get("focus.focusNew", Config_Bool, &focus_new);
+        if (focus_new.bool && client_normal(e->data.c.client))
             client_focus(e->data.c.client);
         break;
 
-    case Event_Client_Destroy:
-        i = e->data.c.client->desktop;
-        focus_order[i] = g_slist_remove(focus_order[i], e->data.c.client);
-        break;
+    case Event_Client_Unmapped:
+        if (ob_state == State_Exiting) break;
 
-    case Event_Ob_NumDesktops:
-        new = e->data.o.num[0];
-        old = e->data.o.num[1];
-        /* free our lists for the desktops which have disappeared */
-        for (i = new; i < old; ++i)
-            g_slist_free(focus_order[i]);
-        /* realloc the array */
-        focus_order = g_renew(GSList*, focus_order, new);
-        /* set the new lists to be empty */
-        for (i = old; i < new; ++i)
-            focus_order[i] = NULL;
+        if (client_focused(e->data.c.client))
+            if (!follow_mouse.bool || !focus_under_pointer())
+                focus_fallback(FALSE);
         break;
 
     case Event_Client_Desktop:
-        old = e->data.c.num[1];
-        if (old != DESKTOP_ALL)
-            focus_order[old] = g_slist_remove(focus_order[old],
-                                              e->data.c.client);
-        else
-            for (i = 0; i < screen_num_desktops; ++i)
-                focus_order[i] = g_slist_remove(focus_order[i],
-                                                e->data.c.client);
-        break;
+        /* focus the next available target if moving from the current
+           desktop. */
+        if ((unsigned)e->data.c.num[1] == screen_desktop)
+            if (!follow_mouse.bool || !focus_under_pointer())
+                focus_fallback(FALSE);
 
     case Event_Ob_Desktop:
-        /* focus the next available target */
-        new = e->data.o.num[0];
-        for (it = focus_order[new]; it != NULL; it = it->next)
-            if (client_focus(it->data))
-                break;
+        focus_fallback(TRUE);
         break;
 
-    case Event_Client_Unfocus:
-        if (focus_client == NULL) { /* nothing is left with focus! */
-            /* focus the next available target */
-            for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
-                if (client_focus(it->data))
-                    break;
-        }
+    case Event_Ob_ShowDesktop:
+        if (!e->data.o.num[0]) { /* hiding the desktop, showing the clients */
+            if (!follow_mouse.bool || !focus_under_pointer())
+                focus_fallback(TRUE);
+        } else /* hiding clients, showing the desktop */
+            focus_desktop();
         break;
 
-    case Event_Client_Focus:
-        /* move to the top of the list */
-        focus_order[e->data.c.num[1]] =
-        g_slist_remove(focus_order[e->data.c.num[1]], e->data.c.client);
-        focus_order[e->data.c.num[1]] =
-        g_slist_prepend(focus_order[e->data.c.num[1]], e->data.c.client);
+    case Event_X_EnterNotify:
+/*        if (skip_enter) {
+            if (e->data.x.client != NULL)
+                g_message("skipped enter %lx", e->data.x.client->window);
+            else
+                g_message("skipped enter 'root'");
+            --skip_enter;
+        }
+        else*/
+        if (e->data.x.client != NULL && client_normal(e->data.x.client))
+            client_focus(e->data.x.client);
         break;
 
     default:
@@ -80,26 +177,15 @@ static void events(ObEvent *e, void *foo)
 
 void plugin_startup()
 {
-    guint i;
-
-    dispatch_register(Event_Client_Mapped | Event_Client_Destroy |
-                      Event_Ob_Desktop | Event_Ob_NumDesktops |
-                      Event_Client_Focus | Event_Client_Unfocus |
-                      Event_Client_Desktop,
-                      (EventHandler)events, NULL);
-
-    focus_order = g_new(GSList*, screen_num_desktops);
-    for (i = 0; i < screen_num_desktops; ++i)
-        focus_order[i] = NULL;
+    dispatch_register(Event_Client_Mapped | 
+                      Event_Ob_Desktop | 
+                      Event_Client_Unmapped |
+                      Event_X_EnterNotify |
+                      Event_Ob_ShowDesktop,
+                      (EventHandler)event, NULL);
 }
 
 void plugin_shutdown()
 {
-    guint i;
-
-    dispatch_register(0, (EventHandler)events, NULL);
-
-    for (i = 0; i < screen_num_desktops; ++i)
-        g_slist_free(focus_order[i]);
-    g_free(focus_order);
+    dispatch_register(0, (EventHandler)event, NULL);
 }
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