]> Dogcows Code - chaz/openbox/blobdiff - openbox/event.c
allow a number of enter events to be ignored. Don't just skip any enter/leave events...
[chaz/openbox] / openbox / event.c
index 68d511352201e9afe33b584ed4168be7bd558666..c32d8bae630eeb67084b9ab67507f036cab43d69 100644 (file)
@@ -1,3 +1,21 @@
+/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
+
+   event.c for the Openbox window manager
+   Copyright (c) 2003        Ben Jansens
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   See the COPYING file for a copy of the GNU General Public License.
+*/
+
 #include "debug.h"
 #include "openbox.h"
 #include "dock.h"
@@ -42,7 +60,6 @@ typedef struct
 } ObEventData;
 
 static void event_process(const XEvent *e, gpointer data);
-static void event_done(gpointer data);
 static void event_handle_root(XEvent *e);
 static void event_handle_menu(XEvent *e);
 static void event_handle_dock(ObDock *s, XEvent *e);
@@ -78,6 +95,7 @@ static const int mask_table[] = {
 };
 static int mask_table_size;
 
+static guint ignore_enter_focus = 0;
 static ObClient *focus_delay_client;
 
 static gboolean menu_can_hide;
@@ -133,7 +151,7 @@ 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);
@@ -284,32 +302,24 @@ static void event_hack_mods(XEvent *e)
 
 static gboolean event_ignore(XEvent *e, ObClient *client)
 {
-    gboolean ignore = FALSE;
-    XEvent ce;
-
     switch(e->type) {
     case FocusIn:
-        while (XCheckTypedWindowEvent(ob_display, e->xfocus.window,
-                                      FocusIn, &ce))
-        {
-            if (!INVALID_FOCUSIN(&ce)) {
-                XPutBackEvent(ob_display, &ce);
-                ignore = TRUE;
-                break;
-            }
-        }            
-
         /* 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 (ignore || INVALID_FOCUSIN(e) || client == NULL) {
+       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;
         }
 
@@ -319,20 +329,10 @@ static gboolean event_ignore(XEvent *e, ObClient *client)
 #endif
         break;
     case FocusOut:
-        while (XCheckTypedWindowEvent(ob_display, e->xfocus.window,
-                                      FocusOut, &ce))
-        {
-            if (!INVALID_FOCUSOUT(&ce)) {
-                XPutBackEvent(ob_display, &ce);
-                ignore = TRUE;
-                break;
-            }
-        }            
-
-       if (ignore || INVALID_FOCUSOUT(e)) {
+       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);
+        ob_debug("FocusOut on %lx mode %d detail %d IGNORED\n",
+                 e->xfocus.window, e->xfocus.mode, e->xfocus.detail);
 #endif
             return TRUE;
         }
@@ -341,34 +341,87 @@ static gboolean event_ignore(XEvent *e, ObClient *client)
         ob_debug("FocusOut on %lx mode %d detail %d\n",
                  e->xfocus.window, e->xfocus.mode, e->xfocus.detail);
 #endif
-       break;
-    case EnterNotify:
-    case LeaveNotify:
-        /* NotifyUngrab occurs when a mouse button is released and the event is
-           caused, like when lowering a window */
-        /* NotifyVirtual and NotifyAncestor occurs when ungrabbing the
-           pointer (Ancestor happens when the pointer is on a window border) */
-        if (e->xcrossing.mode == NotifyGrab ||
-            e->xcrossing.detail == NotifyInferior ||
-            (e->xcrossing.mode == NotifyUngrab &&
-             (e->xcrossing.detail == NotifyAncestor ||
-              e->xcrossing.detail == NotifyNonlinearVirtual ||
-              e->xcrossing.detail == NotifyVirtual))) {
-#ifdef aDEBUG_FOCUS
-            ob_debug("%sNotify mode %d detail %d on %lx IGNORED\n",
-                     (e->type == EnterNotify ? "Enter" : "Leave"),
-                     e->xcrossing.mode,
-                     e->xcrossing.detail, client?client->window:0);
+
+        {
+            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
-            return TRUE;
-        }
-#ifdef aDEBUG_FOCUS
-        ob_debug("%sNotify mode %d detail %d on %lx\n",
-                 (e->type == EnterNotify ? "Enter" : "Leave"),
-                 e->xcrossing.mode,
-                 e->xcrossing.detail, client?client->window:0);
+                    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
-       break;
+                    /* 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
+                focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
+            }
+        }
+        break;
     }
     return FALSE;
 }
@@ -462,9 +515,14 @@ static void event_process(const XEvent *ec, gpointer data)
             event_handle_menu(e);
         else {
             if (!keyboard_process_interactive_grab(e, &client)) {
-                if (moveresize_in_progress)
+                if (moveresize_in_progress) {
                     moveresize_event(e);
 
+                    /* make further actions work on the client being
+                       moved/resized */
+                    client = moveresize_client;
+                }
+
                 menu_can_hide = FALSE;
                 ob_main_loop_timeout_add(ob_main_loop,
                                          G_USEC_PER_SEC / 4,
@@ -479,19 +537,12 @@ static void event_process(const XEvent *ec, gpointer data)
                        causes the window which appears to be focused to be
                        the one on which the actions will be executed */
                     keyboard_event((focus_cycle_target ?
-                                    focus_cycle_target :
-                                    (client ? client : focus_client)), e);
+                                    focus_cycle_target : client), e);
             }
         }
     }
 }
 
-static void event_done(gpointer data)
-{
-    if (!focus_client)
-        focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
-}
-
 static void event_handle_root(XEvent *e)
 {
     Atom msgtype;
@@ -499,7 +550,7 @@ static void event_handle_root(XEvent *e)
     switch(e->type) {
     case SelectionClear:
         ob_debug("Another WM has requested to replace us. Exiting.\n");
-        ob_exit();
+        ob_exit(0);
         break;
 
     case ClientMessage:
@@ -597,22 +648,27 @@ static void event_handle_client(ObClient *client, XEvent *e)
         break;
     case FocusIn:
 #ifdef DEBUG_FOCUS
-        ob_debug("Focus%s on client for %lx\n", (e->type==FocusIn?"In":"Out"),
-                 client->window);
+        ob_debug("FocusIn on client for %lx\n", client->window);
 #endif
-        if (client != focus_client)
+        if (client != focus_client) {
             focus_set_client(client);
-        frame_adjust_focus(client->frame, e->type == FocusIn);
+            frame_adjust_focus(client->frame, TRUE);
+        }
         break;
     case FocusOut:
 #ifdef DEBUG_FOCUS
-        ob_debug("Focus%s on client for %lx\n", (e->type==FocusIn?"In":"Out"),
-                 client->window);
+        ob_debug("FocusOut on client for %lx\n", client->window);
 #endif
-        if (client == focus_client)
-            focus_client = NULL;
-        frame_adjust_focus(client->frame, e->type == FocusIn);
-        break;
+        /* are we a fullscreen window or a transient of one? (checks layer)
+           if we are then we need to be iconified since we are losing focus
+         */
+        if (client->layer == OB_STACKING_LAYER_FULLSCREEN && !client->iconic &&
+            !client_search_focus_tree_full(client))
+            /* iconify fullscreen windows when they and their transients
+               aren't focused */
+            client_iconify(client, TRUE, TRUE);
+        frame_adjust_focus(client->frame, FALSE);
+       break;
     case LeaveNotify:
         con = frame_context(client, e->xcrossing.window);
         switch (con) {
@@ -650,6 +706,14 @@ static void event_handle_client(ObClient *client, XEvent *e)
         }
         break;
     case EnterNotify:
+    {
+        gboolean nofocus = FALSE;
+
+        if (ignore_enter_focus) {
+            ignore_enter_focus--;
+            nofocus = TRUE;
+        }
+
         con = frame_context(client, e->xcrossing.window);
         switch (con) {
         case OB_FRAME_CONTEXT_MAXIMIZE:
@@ -673,11 +737,23 @@ static void event_handle_client(ObClient *client, XEvent *e)
             frame_adjust_state(client->frame);
             break;
         case OB_FRAME_CONTEXT_FRAME:
-            if (client_normal(client)) {
-                if (config_focus_follow) {
-#ifdef aDEBUG_FOCUS
-                    ob_debug("EnterNotify on %lx, focusing window\n",
-                             client->window);
+            if (!nofocus && client_normal(client) && config_focus_follow) {
+                if (e->xcrossing.mode == NotifyGrab ||
+                    e->xcrossing.detail == NotifyInferior)
+                {
+#ifdef DEBUG_FOCUS
+                    ob_debug("%sNotify mode %d detail %d on %lx IGNORED\n",
+                             (e->type == EnterNotify ? "Enter" : "Leave"),
+                             e->xcrossing.mode,
+                             e->xcrossing.detail, client?client->window:0);
+#endif
+                } else {
+#ifdef DEBUG_FOCUS
+                    ob_debug("%sNotify mode %d detail %d on %lx, "
+                             "focusing window\n",
+                             (e->type == EnterNotify ? "Enter" : "Leave"),
+                             e->xcrossing.mode,
+                             e->xcrossing.detail, client?client->window:0);
 #endif
                     if (config_focus_delay) {
                         ob_main_loop_timeout_add(ob_main_loop,
@@ -694,6 +770,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
             break;
         }
         break;
+    }
     case ConfigureRequest:
        /* compress these */
        while (XCheckTypedWindowEvent(ob_display, client->window,
@@ -1183,3 +1260,8 @@ static void focus_delay_client_dest(gpointer data)
         focus_delay_client = NULL;
     }
 }
+
+void event_ignore_enter_focus(guint num)
+{
+    ignore_enter_focus += num;
+}
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