diff options
| -rw-r--r-- | dix/events.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/dix/events.c b/dix/events.c index 52ce0b875..9496b6f19 100644 --- a/dix/events.c +++ b/dix/events.c @@ -1409,6 +1409,38 @@ ReattachToOldMaster(DeviceIntPtr dev) } /** + * Update touch records when an explicit grab is activated. Any touches owned by + * the grabbing client are updated so the listener state reflects the new grab. + */ +static void +UpdateTouchesForGrab(DeviceIntPtr mouse) +{ + int i; + + if (!mouse->touch || mouse->deviceGrab.fromPassiveGrab) + return; + + for (i = 0; i < mouse->touch->num_touches; i++) { + TouchPointInfoPtr ti = mouse->touch->touches + i; + GrabPtr grab = mouse->deviceGrab.grab; + + if (ti->active && + CLIENT_BITS(ti->listeners[0].listener) == grab->resource) { + ti->listeners[0].listener = grab->resource; + ti->listeners[0].level = grab->grabtype; + ti->listeners[0].state = LISTENER_IS_OWNER; + ti->listeners[0].window = grab->window; + + if (grab->grabtype == CORE || grab->grabtype == XI || + !xi2mask_isset(grab->xi2mask, mouse, XI_TouchBegin)) + ti->listeners[0].type = LISTENER_POINTER_GRAB; + else + ti->listeners[0].type = LISTENER_GRAB; + } + } +} + +/** * Activate a pointer grab on the given device. A pointer grab will cause all * core pointer events of this device to be delivered to the grabbing client only. * No other device will send core events to the grab client while the grab is @@ -1457,6 +1489,7 @@ ActivatePointerGrab(DeviceIntPtr mouse, GrabPtr grab, grabinfo->fromPassiveGrab = isPassive; grabinfo->implicitGrab = autoGrab & ImplicitGrabMask; PostNewCursor(mouse); + UpdateTouchesForGrab(mouse); CheckGrabForSyncs(mouse, (Bool) grab->pointerMode, (Bool) grab->keyboardMode); } |