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Code Issues Projects Releases Wiki Activity

End physically active touches when device is disabled

Browse source 
Otherwise:

* We can't end the touches while device is disabled
* New touches after enabling the device may erroneously be mapped to old
  logical touches

Signed-off-by: Chase Douglas <chase.douglas@canonical.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Chase Douglas 2012-06-07 14:12:06 -07:00 • committed by Peter Hutterer
commit 3b67cd2614
3 changed files with 30 additions and 0 deletions
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1
dix/devices.c
View file

@ -443,6 +443,7 @@ DisableDevice(DeviceIntPtr dev, BOOL sendevent)
if (*prev != dev)
return FALSE;
TouchEndPhysicallyActiveTouches(dev);
ReleaseButtonsAndKeys(dev);
SyncRemoveDeviceIdleTime(dev->idle_counter);
dev->idle_counter = NULL;

28
dix/touch.c
View file

@ -1029,3 +1029,31 @@ TouchAcceptReject(ClientPtr client, DeviceIntPtr dev, int mode,
return TouchListenerAcceptReject(dev, ti, i, mode);
}
/**
* End physically active touches for a device.
*/
void
TouchEndPhysicallyActiveTouches(DeviceIntPtr dev)
{
InternalEvent *eventlist = InitEventList(GetMaximumEventsNum());
int i;
OsBlockSignals();
mieqProcessInputEvents();
for (i = 0; i < dev->last.num_touches; i++) {
DDXTouchPointInfoPtr ddxti = dev->last.touches + i;
if (ddxti->active) {
int j;
int nevents = GetTouchEvents(eventlist, dev, ddxti->ddx_id,
XI_TouchEnd, 0, NULL);
for (j = 0; j < nevents; j++)
mieqProcessDeviceEvent(dev, eventlist + j, NULL);
}
}
OsReleaseSignals();
FreeEventList(eventlist, GetMaximumEventsNum());
}