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;
25 } else if (kgrabs > 0) {
27 XUngrabKeyboard(ob_display, event_lasttime);
32 gboolean grab_pointer(gboolean grab, Cursor cur)
34 static guint pgrabs = 0;
39 ret = XGrabPointer(ob_display, ob_root, False, GRAB_PTR_MASK,
40 GrabModeAsync, GrabModeAsync, FALSE, cur,
41 event_lasttime) == Success;
42 } else if (pgrabs > 0) {
44 XUngrabPointer(ob_display, event_lasttime);
49 gboolean grab_pointer_window(gboolean grab, Cursor cur, Window win)
51 static guint pgrabs = 0;
56 ret = XGrabPointer(ob_display, win, False, GRAB_PTR_MASK,
57 GrabModeAsync, GrabModeAsync, TRUE, cur,
58 event_lasttime) == Success;
59 } else if (pgrabs > 0) {
61 XUngrabPointer(ob_display, event_lasttime);
66 int grab_server(gboolean grab)
68 static guint sgrabs = 0;
71 XGrabServer(ob_display);
72 XSync(ob_display, FALSE);
74 } else if (sgrabs > 0) {
76 XUngrabServer(ob_display);
88 mask_list[i++] = LockMask;
89 mask_list[i++] = NumLockMask;
90 mask_list[i++] = LockMask | NumLockMask;
91 mask_list[i++] = ScrollLockMask;
92 mask_list[i++] = ScrollLockMask | LockMask;
93 mask_list[i++] = ScrollLockMask | NumLockMask;
94 mask_list[i++] = ScrollLockMask | LockMask | NumLockMask;
95 g_assert(i == MASK_LIST_SIZE);
100 while (grab_keyboard(FALSE));
101 while (grab_pointer(FALSE, None));
102 while (grab_pointer_window(FALSE, None, None));
103 while (grab_server(FALSE));
106 void grab_button_full(guint button, guint state, Window win, guint mask,
107 int pointer_mode, Cursor cursor)
111 for (i = 0; i < MASK_LIST_SIZE; ++i)
112 XGrabButton(ob_display, button, state | mask_list[i], win, FALSE, mask,
113 pointer_mode, GrabModeSync, None, cursor);
116 void grab_button(guint button, guint state, Window win, guint mask)
118 grab_button_full(button, state, win, mask, GrabModeAsync, None);
121 void ungrab_button(guint button, guint state, Window win)
125 for (i = 0; i < MASK_LIST_SIZE; ++i)
126 XUngrabButton(ob_display, button, state | mask_list[i], win);
129 void grab_key(guint keycode, guint state, Window win, int keyboard_mode)
133 xerror_set_ignore(TRUE); /* can get BadAccess' from these */
134 xerror_occured = FALSE;
135 for (i = 0; i < MASK_LIST_SIZE; ++i)
136 XGrabKey(ob_display, keycode, state | mask_list[i], win, FALSE,
137 GrabModeSync, keyboard_mode);
138 xerror_set_ignore(FALSE);
140 g_warning("failed to grab keycode %d modifiers %d", keycode, state);
143 void ungrab_all_keys(Window win)
145 XUngrabKey(ob_display, AnyKey, AnyModifier, win);