8 #define GRAB_PTR_MASK (ButtonPressMask | ButtonReleaseMask | PointerMotionMask)
9 #define GRAB_KEY_MASK (KeyPressMask | KeyReleaseMask)
11 #define MASK_LIST_SIZE 8
13 /*! A list of all possible combinations of keyboard lock masks */
14 static unsigned int mask_list[MASK_LIST_SIZE];
16 gboolean grab_keyboard(gboolean grab)
18 static guint kgrabs = 0;
23 ret = XGrabKeyboard(ob_display, ob_root, FALSE, GrabModeAsync,
24 GrabModeAsync, event_lasttime) == Success;
27 } else if (kgrabs > 0) {
29 XUngrabKeyboard(ob_display, event_lasttime);
35 gboolean grab_pointer(gboolean grab, ObCursor cur)
37 static guint pgrabs = 0;
42 ret = XGrabPointer(ob_display, ob_root, False, GRAB_PTR_MASK,
43 GrabModeAsync, GrabModeAsync, FALSE,
45 event_lasttime) == Success;
48 } else if (pgrabs > 0) {
50 XUngrabPointer(ob_display, event_lasttime);
56 gboolean grab_pointer_window(gboolean grab, ObCursor cur, Window win)
58 static guint pgrabs = 0;
63 ret = XGrabPointer(ob_display, win, False, GRAB_PTR_MASK,
64 GrabModeAsync, GrabModeAsync, TRUE,
66 event_lasttime) == Success;
69 } else if (pgrabs > 0) {
71 XUngrabPointer(ob_display, event_lasttime);
77 int grab_server(gboolean grab)
79 static guint sgrabs = 0;
82 XGrabServer(ob_display);
83 XSync(ob_display, FALSE);
85 } else if (sgrabs > 0) {
87 XUngrabServer(ob_display);
99 mask_list[i++] = LockMask;
100 mask_list[i++] = NumLockMask;
101 mask_list[i++] = LockMask | NumLockMask;
102 mask_list[i++] = ScrollLockMask;
103 mask_list[i++] = ScrollLockMask | LockMask;
104 mask_list[i++] = ScrollLockMask | NumLockMask;
105 mask_list[i++] = ScrollLockMask | LockMask | NumLockMask;
106 g_assert(i == MASK_LIST_SIZE);
111 while (grab_keyboard(FALSE));
112 while (grab_pointer(FALSE, None));
113 while (grab_pointer_window(FALSE, None, None));
114 while (grab_server(FALSE));
117 void grab_button_full(guint button, guint state, Window win, guint mask,
118 int pointer_mode, ObCursor cur)
122 for (i = 0; i < MASK_LIST_SIZE; ++i)
123 XGrabButton(ob_display, button, state | mask_list[i], win, FALSE, mask,
124 pointer_mode, GrabModeSync, None, ob_cursor(cur));
127 void grab_button(guint button, guint state, Window win, guint mask)
129 grab_button_full(button, state, win, mask, GrabModeAsync, None);
132 void ungrab_button(guint button, guint state, Window win)
136 for (i = 0; i < MASK_LIST_SIZE; ++i)
137 XUngrabButton(ob_display, button, state | mask_list[i], win);
140 void grab_key(guint keycode, guint state, Window win, int keyboard_mode)
144 xerror_set_ignore(TRUE); /* can get BadAccess' from these */
145 xerror_occured = FALSE;
146 for (i = 0; i < MASK_LIST_SIZE; ++i)
147 XGrabKey(ob_display, keycode, state | mask_list[i], win, FALSE,
148 GrabModeSync, keyboard_mode);
149 xerror_set_ignore(FALSE);
151 g_warning("failed to grab keycode %d modifiers %d", keycode, state);
154 void ungrab_all_keys(Window win)
156 XUngrabKey(ob_display, AnyKey, AnyModifier, win);