X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=openbox%2Fgrab.c;h=e2784a2d3d578a46e235b07121fad6df33a3ebf3;hb=b8ba1cff1fdd5447984e83708865f8ba6c7f223a;hp=f8359df675a5dc3a3f9482fa16543abbd223365f;hpb=81cf4699df8c619364fab0ceacf77ec9bef4e450;p=chaz%2Fopenbox

diff --git a/openbox/grab.c b/openbox/grab.c
index f8359df6..e2784a2d 100644
--- a/openbox/grab.c
+++ b/openbox/grab.c
@@ -1,6 +1,26 @@
+/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
+
+   grab.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 "grab.h"
 #include "openbox.h"
 #include "event.h"
 #include "xerror.h"
+#include "screen.h"
 
 #include <glib.h>
 #include <X11/Xlib.h>
@@ -12,64 +32,88 @@
 
 /*! A list of all possible combinations of keyboard lock masks */
 static unsigned int mask_list[MASK_LIST_SIZE];
+static guint kgrabs = 0;
+static guint pgrabs = 0;
+
+gboolean grab_on_keyboard()
+{
+    return kgrabs > 0;
+}
+
+gboolean grab_on_pointer()
+{
+    return pgrabs > 0;
+}
 
 gboolean grab_keyboard(gboolean grab)
 {
-    static guint kgrabs = 0;
     gboolean ret = FALSE;
 
     if (grab) {
-        if (kgrabs++ == 0)
-            ret = XGrabKeyboard(ob_display, ob_root, FALSE, GrabModeAsync,
-                                GrabModeAsync, event_lasttime) == Success;
-        else
+        if (kgrabs++ == 0) {
+            ret = XGrabKeyboard(ob_display, RootWindow(ob_display, ob_screen),
+                                FALSE, GrabModeAsync, GrabModeAsync,
+                                event_lasttime) == Success;
+            if (!ret)
+                --kgrabs;
+        } else
             ret = TRUE;
     } else if (kgrabs > 0) {
         if (--kgrabs == 0)
             XUngrabKeyboard(ob_display, event_lasttime);
+        ret = TRUE;
     }
+
     return ret;
 }
 
-gboolean grab_pointer(gboolean grab, Cursor cur)
+gboolean grab_pointer(gboolean grab, ObCursor cur)
 {
-    static guint pgrabs = 0;
     gboolean ret = FALSE;
 
     if (grab) {
-        if (pgrabs++ == 0)
-            ret = XGrabPointer(ob_display, ob_root, False, GRAB_PTR_MASK,
-                               GrabModeAsync, GrabModeAsync, FALSE, cur,
-                               event_lasttime) == Success;
-        else
+        if (pgrabs++ == 0) {
+            ret = XGrabPointer(ob_display, screen_support_win,
+                               False, GRAB_PTR_MASK, GrabModeAsync,
+                               GrabModeAsync, FALSE,
+                               ob_cursor(cur), event_lasttime) == Success;
+            if (!ret)
+                --pgrabs;
+        } else
             ret = TRUE;
     } else if (pgrabs > 0) {
-        if (--pgrabs == 0)
+        if (--pgrabs == 0) {
             XUngrabPointer(ob_display, event_lasttime);
+        }
+        ret = TRUE;
     }
     return ret;
 }
 
-gboolean grab_pointer_window(gboolean grab, Cursor cur, Window win)
+gboolean grab_pointer_window(gboolean grab, ObCursor cur, Window win)
 {
-    static guint pgrabs = 0;
     gboolean ret = FALSE;
 
     if (grab) {
-        if (pgrabs++ == 0)
+        if (pgrabs++ == 0) {
             ret = XGrabPointer(ob_display, win, False, GRAB_PTR_MASK,
-                               GrabModeAsync, GrabModeAsync, TRUE, cur,
+                               GrabModeAsync, GrabModeAsync, TRUE,
+                               ob_cursor(cur),
                                event_lasttime) == Success;
-        else
+            if (!ret)
+                --pgrabs;
+        } else
             ret = TRUE;
     } else if (pgrabs > 0) {
-        if (--pgrabs == 0)
+        if (--pgrabs == 0) {
             XUngrabPointer(ob_display, event_lasttime);
+        }
+        ret = TRUE;
     }
     return ret;
 }
 
-int grab_server(gboolean grab)
+gint grab_server(gboolean grab)
 {
     static guint sgrabs = 0;
     if (grab) {
@@ -86,10 +130,12 @@ int grab_server(gboolean grab)
     return sgrabs;
 }
 
-void grab_startup()
+void grab_startup(gboolean reconfig)
 {
     guint i = 0;
 
+    if (reconfig) return;
+
     mask_list[i++] = 0;
     mask_list[i++] = LockMask;
     mask_list[i++] = NumLockMask;
@@ -101,27 +147,34 @@ void grab_startup()
     g_assert(i == MASK_LIST_SIZE);
 }
 
-void grab_shutdown()
+void grab_shutdown(gboolean reconfig)
 {
+    if (reconfig) return;
+
     while (grab_keyboard(FALSE));
-    while (grab_pointer(FALSE, None));
-    while (grab_pointer_window(FALSE, None, None));
+    while (grab_pointer(FALSE, OB_CURSOR_NONE));
+    while (grab_pointer_window(FALSE, OB_CURSOR_NONE, None));
     while (grab_server(FALSE));
 }
 
 void grab_button_full(guint button, guint state, Window win, guint mask,
-                      int pointer_mode, Cursor cursor)
+                      int pointer_mode, ObCursor cur)
 {
     guint i;
 
+    xerror_set_ignore(TRUE); /* can get BadAccess' from these */
+    xerror_occured = FALSE;
     for (i = 0; i < MASK_LIST_SIZE; ++i)
         XGrabButton(ob_display, button, state | mask_list[i], win, FALSE, mask,
-                    pointer_mode, GrabModeSync, None, cursor);
+                    pointer_mode, GrabModeSync, None, ob_cursor(cur));
+    xerror_set_ignore(FALSE);
+    if (xerror_occured)
+        g_warning("failed to grab button %d modifiers %d", button, state);
 }
 
 void grab_button(guint button, guint state, Window win, guint mask)
 {
-    grab_button_full(button, state, win, mask, GrabModeAsync, None);
+    grab_button_full(button, state, win, mask, GrabModeAsync, OB_CURSOR_NONE);
 }
 
 void ungrab_button(guint button, guint state, Window win)
@@ -140,7 +193,7 @@ void grab_key(guint keycode, guint state, Window win, int keyboard_mode)
     xerror_occured = FALSE;
     for (i = 0; i < MASK_LIST_SIZE; ++i)
         XGrabKey(ob_display, keycode, state | mask_list[i], win, FALSE,
-                 GrabModeSync, keyboard_mode);
+                 GrabModeAsync, keyboard_mode);
     xerror_set_ignore(FALSE);
     if (xerror_occured)
         g_warning("failed to grab keycode %d modifiers %d", keycode, state);