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Xi: check button mapping value _before_ assigning it

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Chase Douglas <chase.douglas@canonical.com>
This commit is contained in:
Peter Hutterer
2011-12-02 15:47:58 +10:00
parent a1304d6cb6
commit 631516a4aa
1 changed files with 4 additions and 8 deletions
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12
Xi/exevents.c
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@@ -1002,11 +1002,9 @@ ProcessOtherEvent(InternalEvent *ev, DeviceIntPtr device)
deactivateDeviceGrab = TRUE;
break;
case ET_ButtonPress:
event->detail.button = b->map[key];
if (!event->detail.button) { /* there's no button 0 */
event->detail.button = key;
if (b->map[key] == 0) /* there's no button 0 */
return;
}
event->detail.button = b->map[key];
if (!grab && CheckDeviceGrabs(device, event, 0))
{
/* if a passive grab was activated, the event has been sent
@@ -1015,11 +1013,9 @@ ProcessOtherEvent(InternalEvent *ev, DeviceIntPtr device)
}
break;
case ET_ButtonRelease:
event->detail.button = b->map[key];
if (!event->detail.button) { /* there's no button 0 */
event->detail.button = key;
if (b->map[key] == 0) /* there's no button 0 */
return;
}
event->detail.button = b->map[key];
if (grab && !b->buttonsDown &&
device->deviceGrab.fromPassiveGrab &&
(device->deviceGrab.grab->type == ButtonPress ||