diff options
| author | Chase Douglas <chase.douglas@canonical.com> | 2012-06-07 14:12:06 -0700 |
|---|---|---|
| committer | Peter Hutterer <peter.hutterer@who-t.net> | 2012-11-07 09:58:38 +1000 |
| commit | 9ddc6ad9d02d886c1dba0496fc9480db64529bf2 (patch) | |
| tree | 05ad755dbb1a1c8ae1dfbb55108c6f372c5cf7e7 | |
| parent | 36f9c2d1ddc8a35c0317db55044d05f07284ab38 (diff) | |
End physically active touches when device is disabled
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>
(cherry picked from commit 3b67cd26149eb991b5f015061a818af65369e668)
| -rw-r--r-- | dix/devices.c | 1 | ||||
| -rw-r--r-- | dix/touch.c | 28 | ||||
| -rw-r--r-- | include/input.h | 1 |
3 files changed, 30 insertions, 0 deletions
diff --git a/dix/devices.c b/dix/devices.c index 66d440683..fd4916a3a 100644 --- a/dix/devices.c +++ b/dix/devices.c @@ -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; diff --git a/dix/touch.c b/dix/touch.c index 497ad7dac..e64a6262c 100644 --- a/dix/touch.c +++ b/dix/touch.c @@ -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()); +} diff --git a/include/input.h b/include/input.h index 5747f3cd2..f8459b8c8 100644 --- a/include/input.h +++ b/include/input.h @@ -579,6 +579,7 @@ extern int TouchListenerAcceptReject(DeviceIntPtr dev, TouchPointInfoPtr ti, int listener, int mode); extern int TouchAcceptReject(ClientPtr client, DeviceIntPtr dev, int mode, uint32_t touchid, Window grab_window, XID *error); +extern void TouchEndPhysicallyActiveTouches(DeviceIntPtr dev); /* misc event helpers */ extern Mask GetEventMask(DeviceIntPtr dev, xEvent *ev, InputClientsPtr clients); |