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Dogcows Code - chaz/openbox/blob - openbox/grab.c
10 #define GRAB_PTR_MASK (ButtonPressMask | ButtonReleaseMask | PointerMotionMask)
11 #define GRAB_KEY_MASK (KeyPressMask | KeyReleaseMask)
13 #define MASK_LIST_SIZE 8
15 /*! A list of all possible combinations of keyboard lock masks */
16 static unsigned int mask_list
[MASK_LIST_SIZE
];
18 gboolean
grab_keyboard(gboolean grab
)
20 static guint kgrabs
= 0;
25 ret
= XGrabKeyboard(ob_display
, RootWindow(ob_display
, ob_screen
),
26 FALSE
, GrabModeAsync
, GrabModeAsync
,
27 event_lasttime
) == Success
;
30 } else if (kgrabs
> 0) {
32 XUngrabKeyboard(ob_display
, event_lasttime
);
39 gboolean
grab_pointer(gboolean grab
, ObCursor cur
)
41 static guint pgrabs
= 0;
46 ret
= XGrabPointer(ob_display
, screen_support_win
,
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 gint
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
);
98 void grab_startup(gboolean reconfig
)
102 if (reconfig
) return;
105 mask_list
[i
++] = LockMask
;
106 mask_list
[i
++] = NumLockMask
;
107 mask_list
[i
++] = LockMask
| NumLockMask
;
108 mask_list
[i
++] = ScrollLockMask
;
109 mask_list
[i
++] = ScrollLockMask
| LockMask
;
110 mask_list
[i
++] = ScrollLockMask
| NumLockMask
;
111 mask_list
[i
++] = ScrollLockMask
| LockMask
| NumLockMask
;
112 g_assert(i
== MASK_LIST_SIZE
);
115 void grab_shutdown(gboolean reconfig
)
117 if (reconfig
) return;
119 while (grab_keyboard(FALSE
));
120 while (grab_pointer(FALSE
, OB_CURSOR_NONE
));
121 while (grab_pointer_window(FALSE
, OB_CURSOR_NONE
, None
));
122 while (grab_server(FALSE
));
125 void grab_button_full(guint button
, guint state
, Window win
, guint mask
,
126 int pointer_mode
, ObCursor cur
)
130 xerror_set_ignore(TRUE
); /* can get BadAccess' from these */
131 xerror_occured
= FALSE
;
132 for (i
= 0; i
< MASK_LIST_SIZE
; ++i
)
133 XGrabButton(ob_display
, button
, state
| mask_list
[i
], win
, FALSE
, mask
,
134 pointer_mode
, GrabModeSync
, None
, ob_cursor(cur
));
135 xerror_set_ignore(FALSE
);
137 g_warning("failed to grab button %d modifiers %d", button
, state
);
140 void grab_button(guint button
, guint state
, Window win
, guint mask
)
142 grab_button_full(button
, state
, win
, mask
, GrabModeAsync
, OB_CURSOR_NONE
);
145 void ungrab_button(guint button
, guint state
, Window win
)
149 for (i
= 0; i
< MASK_LIST_SIZE
; ++i
)
150 XUngrabButton(ob_display
, button
, state
| mask_list
[i
], win
);
153 void grab_key(guint keycode
, guint state
, Window win
, int keyboard_mode
)
157 xerror_set_ignore(TRUE
); /* can get BadAccess' from these */
158 xerror_occured
= FALSE
;
159 for (i
= 0; i
< MASK_LIST_SIZE
; ++i
)
160 XGrabKey(ob_display
, keycode
, state
| mask_list
[i
], win
, FALSE
,
161 GrabModeAsync
, keyboard_mode
);
162 xerror_set_ignore(FALSE
);
164 g_warning("failed to grab keycode %d modifiers %d", keycode
, state
);
167 void ungrab_all_keys(Window win
)
169 XUngrabKey(ob_display
, AnyKey
, AnyModifier
, win
);
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