]> Dogcows Code - chaz/openbox/blobdiff - openbox/event.c
the old event code
[chaz/openbox] / openbox / event.c
index 71dca5f7da3dc702b0c3507b840c1ac1c42320c3..a5d983c3b64ddda26ceb0b70a10a7a01a2ca64a9 100644 (file)
@@ -55,8 +55,12 @@ See the COPYING file for a copy of the GNU General Public License.
 #include <X11/ICE/ICElib.h>
 #endif
 
+typedef struct
+{
+    gboolean ignored;
+} ObEventData;
+
 static void event_process(const XEvent *e, gpointer data);
-static void event_done(gpointer data);
 static void event_client_dest(ObClient *client, gpointer data);
 static void event_handle_root(XEvent *e);
 static void event_handle_menu(XEvent *e);
@@ -70,6 +74,14 @@ static void focus_delay_client_dest(ObClient *client, gpointer data);
 
 static gboolean menu_hide_delay_func(gpointer data);
 
+#define INVALID_FOCUSIN(e) ((e)->xfocus.detail == NotifyInferior || \
+                            (e)->xfocus.detail == NotifyAncestor || \
+                            (e)->xfocus.detail > NotifyNonlinearVirtual)
+#define INVALID_FOCUSOUT(e) ((e)->xfocus.mode == NotifyGrab || \
+                             (e)->xfocus.detail == NotifyInferior || \
+                             (e)->xfocus.detail == NotifyAncestor || \
+                             (e)->xfocus.detail > NotifyNonlinearVirtual)
+
 Time event_lasttime = 0;
 
 /*! The value of the mask for the NumLock modifier */
@@ -89,8 +101,6 @@ static guint ignore_enter_focus = 0;
 
 static gboolean menu_can_hide;
 
-static ObClient *focus_in, *focus_out;
-
 #ifdef USE_SM
 static void ice_handler(gint fd, gpointer conn)
 {
@@ -142,7 +152,7 @@ void event_startup(gboolean reconfig)
         }
     }
 
-    ob_main_loop_x_add(ob_main_loop, event_process, event_done, NULL, NULL);
+    ob_main_loop_x_add(ob_main_loop, event_process, NULL, NULL);
 
 #ifdef USE_SM
     IceAddConnectionWatch(ice_watch, NULL);
@@ -301,81 +311,125 @@ static gboolean event_ignore(XEvent *e, ObClient *client)
             return TRUE;
         break;
     case FocusIn:
-        if (e->xfocus.detail > NotifyNonlinearVirtual)
+        /* NotifyAncestor is not ignored in FocusIn like it is in FocusOut
+           because of RevertToPointerRoot. If the focus ends up reverting to
+           pointer root on a workspace change, then the FocusIn event that we
+           want will be of type NotifyAncestor. This situation does not occur
+           for FocusOut, so it is safely ignored there.
+        */
+       if (INVALID_FOCUSIN(e) ||
+            client == NULL) {
+#ifdef DEBUG_FOCUS
+            ob_debug("FocusIn on %lx mode %d detail %d IGNORED\n",
+                     e->xfocus.window, e->xfocus.mode, e->xfocus.detail);
+#endif
+            /* says a client was not found for the event (or a valid FocusIn
+               event was not found.
+            */
+            e->xfocus.window = None;
             return TRUE;
+        }
+
+#ifdef DEBUG_FOCUS
+        ob_debug("FocusIn on %lx mode %d detail %d\n", e->xfocus.window,
+                 e->xfocus.mode, e->xfocus.detail);
+#endif
         break;
     case FocusOut:
-        if (e->xfocus.detail > NotifyNonlinearVirtual)
-            return TRUE;
-        if (e->xfocus.detail == NotifyInferior ||
-            e->xfocus.mode == NotifyGrab)
+       if (INVALID_FOCUSOUT(e)) {
+#ifdef DEBUG_FOCUS
+        ob_debug("FocusOut on %lx mode %d detail %d IGNORED\n",
+                 e->xfocus.window, e->xfocus.mode, e->xfocus.detail);
+#endif
             return TRUE;
-        break;
-    }
-    return FALSE;
-}
-
-static void event_client_dest(ObClient *client, gpointer data)
-{
-    if (client == focus_in)
-        focus_in = NULL;
-    if (client == focus_out)
-        focus_out = NULL;
-    if (client == focus_hilite)
-        focus_hilite = NULL;
-}
-
-static void event_done(gpointer data)
-{
-    static ObClient *last = NULL;
-
-    /* sometimes focus_hilite can be on an unfocused window, this make sure
-       it loses its focus hilite when focus moves */
-    if (focus_hilite &&
-        (focus_in && focus_hilite != focus_in) &&
-        (focus_out && focus_hilite != focus_out))
-    {
-        frame_adjust_focus(focus_hilite->frame, FALSE);
-    }
-
-    if (focus_in) {
-        if (focus_in != focus_client) {
-            focus_set_client(focus_in);
-            frame_adjust_focus(focus_in->frame, TRUE);
-            client_calc_layer(focus_in);
         }
 
-        focus_hilite = focus_in;
-    } 
-    if (focus_out) {
-        if (focus_out == focus_client)
-            focus_set_client(NULL);
-        frame_adjust_focus(focus_out->frame, FALSE);
-        client_calc_layer(focus_out);
-
-        if (!focus_in)
-            focus_hilite = NULL;
-    }
-
-    if (focus_client != last) {
-        if (!focus_client) {
-            Window w;
-            gint r;
-
-            /* is focus anywhere valid? */
-            XGetInputFocus(ob_display, &w, &r);
-
 #ifdef DEBUG_FOCUS
-            ob_debug("Focus was found on 0x%x revert %d\n", w, r);
+        ob_debug("FocusOut on %lx mode %d detail %d\n",
+                 e->xfocus.window, e->xfocus.mode, e->xfocus.detail);
+#endif
+        {
+            XEvent fe;
+            gboolean fallback = TRUE;
+
+            while (TRUE) {
+                if (!XCheckTypedWindowEvent(ob_display, e->xfocus.window,
+                                            FocusOut, &fe))
+                    if (!XCheckTypedEvent(ob_display, FocusIn, &fe))
+                        break;
+                if (fe.type == FocusOut) {
+#ifdef DEBUG_FOCUS
+                    ob_debug("found pending FocusOut\n");
+#endif
+                    if (!INVALID_FOCUSOUT(&fe)) {
+                        /* if there is a VALID FocusOut still coming, don't
+                           fallback focus yet, we'll deal with it then */
+                        XPutBackEvent(ob_display, &fe);
+                        fallback = FALSE;
+                        break;
+                    }
+                } else {
+#ifdef DEBUG_FOCUS
+                    ob_debug("found pending FocusIn\n");
+#endif
+                    /* is the focused window getting a FocusOut/In back to
+                       itself?
+                    */
+                    if (fe.xfocus.window == e->xfocus.window &&
+                        !event_ignore(&fe, client)) {
+                        /*
+                          if focus_client is not set, then we can't do
+                          this. we need the FocusIn. This happens in the
+                          case when the set_focus_client(NULL) in the
+                          focus_fallback function fires and then
+                          focus_fallback picks the currently focused
+                          window (such as on a SendToDesktop-esque action.
+                        */
+                        if (focus_client) {
+#ifdef DEBUG_FOCUS
+                            ob_debug("focused window got an Out/In back to "
+                                     "itself IGNORED both\n");
+#endif
+                            return TRUE;
+                        } else {
+                            event_process(&fe, NULL);
+#ifdef DEBUG_FOCUS
+                            ob_debug("focused window got an Out/In back to "
+                                     "itself but focus_client was null "
+                                     "IGNORED just the Out\n");
+#endif
+                            return TRUE;
+                        }
+                    }
+
+                    {
+                        ObEventData d;
+
+                        /* once all the FocusOut's have been dealt with, if
+                           there is a FocusIn still left and it is valid, then
+                           use it */
+                        event_process(&fe, &d);
+                        if (!d.ignored) {
+#ifdef DEBUG_FOCUS
+                            ob_debug("FocusIn was OK, so don't fallback\n");
+#endif
+                            fallback = FALSE;
+                            break;
+                        }
+                    }
+                }
+            }
+            if (fallback) {
+#ifdef DEBUG_FOCUS
+                ob_debug("no valid FocusIn and no FocusOut events found, "
+                         "falling back\n");
 #endif
-
-            if (!w || w == PointerRoot)
                 focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
+            }
         }
-        last = focus_client;
+        break;
     }
-
-    focus_in = focus_out = NULL;
+    return FALSE;
 }
 
 static void event_process(const XEvent *ec, gpointer data)
@@ -387,6 +441,7 @@ static void event_process(const XEvent *ec, gpointer data)
     ObDockApp *dockapp = NULL;
     ObWindow *obwin = NULL;
     XEvent ee, *e;
+    ObEventData *ed = data;
 
     /* make a copy we can mangle */
     ee = *ec;
@@ -416,8 +471,12 @@ static void event_process(const XEvent *ec, gpointer data)
 
     event_set_lasttime(e);
     event_hack_mods(e);
-    if (event_ignore(e, client))
+    if (event_ignore(e, client)) {
+        if (ed)
+            ed->ignored = TRUE;
         return;
+    } else if (ed)
+            ed->ignored = FALSE;
 
     /* deal with it in the kernel */
     if (group)
@@ -613,9 +672,11 @@ static void event_handle_client(ObClient *client, XEvent *e)
                  e->xfocus.window, client->window,
                  e->xfocus.mode, e->xfocus.detail);
 #endif
-        focus_in = client;
-        if (focus_out == client)
-            focus_out = NULL;
+        if (client != focus_client) {
+            focus_set_client(client);
+            frame_adjust_focus(client->frame, TRUE);
+            client_calc_layer(client);
+        }
         break;
     case FocusOut:
 #ifdef DEBUG_FOCUS
@@ -623,10 +684,9 @@ static void event_handle_client(ObClient *client, XEvent *e)
                  e->xfocus.window, client->window,
                  e->xfocus.mode, e->xfocus.detail);
 #endif
-        if (focus_hilite == client || focus_client == client)
-            focus_out = client;
-        if (focus_in == client)
-            focus_in = NULL;
+        focus_hilite = NULL;
+        frame_adjust_focus(client->frame, FALSE);
+        client_calc_layer(client);
         break;
     case LeaveNotify:
         con = frame_context(client, e->xcrossing.window);
@@ -1218,6 +1278,12 @@ static void focus_delay_client_dest(ObClient *client, gpointer data)
     ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func, client);
 }
 
+static void event_client_dest(ObClient *client, gpointer data)
+{
+    if (client == focus_hilite)
+        focus_hilite = NULL;
+}
+
 void event_halt_focus_delay()
 {
     ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
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