+/* -*- 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>
-#define GRAB_PTR_MASK (ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
+#define GRAB_PTR_MASK (ButtonPressMask | ButtonReleaseMask | PointerMotionMask)
#define GRAB_KEY_MASK (KeyPressMask | KeyReleaseMask)
#define MASK_LIST_SIZE 8
/*! A list of all possible combinations of keyboard lock masks */
-static unsigned int mask_list[MASK_LIST_SIZE];
+static guint 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;
+}
-int grab_keyboard(gboolean grab)
+gboolean grab_keyboard(gboolean grab)
{
- static guint kgrabs = 0;
+ gboolean ret = FALSE;
+
if (grab) {
- if (kgrabs++ == 0)
- XGrabKeyboard(ob_display, ob_root, FALSE, GrabModeAsync,
- GrabModeAsync, event_lasttime);
+ 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 kgrabs;
+
+ return ret;
}
-int 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)
- XGrabPointer(ob_display, ob_root, False, GRAB_PTR_MASK,
- GrabModeAsync, GrabModeAsync, FALSE, cur,
- event_lasttime);
+ 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 pgrabs;
+ return ret;
}
-int 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)
- XGrabPointer(ob_display, win, False, GRAB_PTR_MASK, GrabModeAsync,
- GrabModeAsync, TRUE, cur, event_lasttime);
+ if (pgrabs++ == 0) {
+ ret = XGrabPointer(ob_display, win, False, GRAB_PTR_MASK,
+ GrabModeAsync, GrabModeAsync, TRUE,
+ 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 pgrabs;
+ return ret;
}
-int grab_server(gboolean grab)
+gint grab_server(gboolean grab)
{
static guint sgrabs = 0;
if (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;
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)
+ gint 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)
XUngrabButton(ob_display, button, state | mask_list[i], win);
}
-void grab_key(guint keycode, guint state, Window win, int keyboard_mode)
+void grab_key(guint keycode, guint state, Window win, gint keyboard_mode)
{
guint i;
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);
projects / chaz / openbox / blobdiff