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, RootWindow(ob_display, ob_screen),
24 FALSE, GrabModeAsync, GrabModeAsync,
25 event_lasttime) == Success;
28 } else if (kgrabs > 0) {
30 XUngrabKeyboard(ob_display, event_lasttime);
34 g_message("grabs: %d", kgrabs);
39 gboolean grab_pointer(gboolean grab, ObCursor cur)
41 static guint pgrabs = 0;
46 ret = XGrabPointer(ob_display, RootWindow(ob_display, ob_screen),
47 False, GRAB_PTR_MASK, GrabModeAsync,
49 ob_cursor(cur), event_lasttime) == Success;
52 } else if (pgrabs > 0) {
54 XUngrabPointer(ob_display, event_lasttime);
60 gboolean grab_pointer_window(gboolean grab, ObCursor cur, Window win)
62 static guint pgrabs = 0;
67 ret = XGrabPointer(ob_display, win, False, GRAB_PTR_MASK,
68 GrabModeAsync, GrabModeAsync, TRUE,
70 event_lasttime) == Success;
73 } else if (pgrabs > 0) {
75 XUngrabPointer(ob_display, event_lasttime);
81 int grab_server(gboolean grab)
83 static guint sgrabs = 0;
86 XGrabServer(ob_display);
87 XSync(ob_display, FALSE);
89 } else if (sgrabs > 0) {
91 XUngrabServer(ob_display);
103 mask_list[i++] = LockMask;
104 mask_list[i++] = NumLockMask;
105 mask_list[i++] = LockMask | NumLockMask;
106 mask_list[i++] = ScrollLockMask;
107 mask_list[i++] = ScrollLockMask | LockMask;
108 mask_list[i++] = ScrollLockMask | NumLockMask;
109 mask_list[i++] = ScrollLockMask | LockMask | NumLockMask;
110 g_assert(i == MASK_LIST_SIZE);
115 while (grab_keyboard(FALSE));
116 while (grab_pointer(FALSE, None));
117 while (grab_pointer_window(FALSE, None, None));
118 while (grab_server(FALSE));
121 void grab_button_full(guint button, guint state, Window win, guint mask,
122 int pointer_mode, ObCursor cur)
126 xerror_set_ignore(TRUE); /* can get BadAccess' from these */
127 xerror_occured = FALSE;
128 for (i = 0; i < MASK_LIST_SIZE; ++i)
129 XGrabButton(ob_display, button, state | mask_list[i], win, FALSE, mask,
130 pointer_mode, GrabModeSync, None, ob_cursor(cur));
131 xerror_set_ignore(FALSE);
133 g_warning("failed to grab button %d modifiers %d", button, state);
136 void grab_button(guint button, guint state, Window win, guint mask)
138 grab_button_full(button, state, win, mask, GrabModeAsync, None);
141 void ungrab_button(guint button, guint state, Window win)
145 for (i = 0; i < MASK_LIST_SIZE; ++i)
146 XUngrabButton(ob_display, button, state | mask_list[i], win);
149 void grab_key(guint keycode, guint state, Window win, int keyboard_mode)
153 xerror_set_ignore(TRUE); /* can get BadAccess' from these */
154 xerror_occured = FALSE;
155 for (i = 0; i < MASK_LIST_SIZE; ++i)
156 XGrabKey(ob_display, keycode, state | mask_list[i], win, FALSE,
157 GrabModeSync, keyboard_mode);
158 xerror_set_ignore(FALSE);
160 g_warning("failed to grab keycode %d modifiers %d", keycode, state);
163 void ungrab_all_keys(Window win)
165 XUngrabKey(ob_display, AnyKey, AnyModifier, win);