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authorPeter Hutterer <peter.hutterer@who-t.net>2013-07-24 11:50:00 +1000
committerPeter Hutterer <peter.hutterer@who-t.net>2013-07-30 15:39:46 +1000
commitef54bd89b17f3dd1f854435339f66d357121c64c (patch)
tree2665c4b982e24141d2e42ece0a4a5717b7d37f96
parentbc41226f7741098e55a3b0df924986991576d50a (diff)
dix: check the xi2mask, not the grab type for touch listeners
grab->type is only non-zero for passive grabs. We're checking an active grab here, so we need to check if the touch mask is set on the grab. Test case: grab the device, then start two simultaneous touches. The grabbing client won't see the second touchpoints because grab->type is 0 and the second touch is not an emulating pointer. Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net> (cherry picked from commit 4fb686d6a6777950f0e0d55b848cd2af4cbad372)
-rw-r--r--dix/touch.c3
-rw-r--r--include/inputstr.h2
2 files changed, 2 insertions, 3 deletions
diff --git a/dix/touch.c b/dix/touch.c
index a4b6d7eea..a7ea213ba 100644
--- a/dix/touch.c
+++ b/dix/touch.c
@@ -895,8 +895,7 @@ TouchAddActiveGrabListener(DeviceIntPtr dev, TouchPointInfoPtr ti,
if (!ti->emulate_pointer &&
grab->grabtype == XI2 &&
- (grab->type != XI_TouchBegin && grab->type != XI_TouchEnd &&
- grab->type != XI_TouchUpdate))
+ !xi2mask_isset(grab->xi2mask, dev, XI_TouchBegin))
return;
TouchAddGrabListener(dev, ti, ev, grab);
diff --git a/include/inputstr.h b/include/inputstr.h
index 85be885a0..2da72c1ec 100644
--- a/include/inputstr.h
+++ b/include/inputstr.h
@@ -195,7 +195,7 @@ typedef struct _GrabRec {
unsigned keyboardMode:1;
unsigned pointerMode:1;
enum InputLevel grabtype;
- CARD8 type; /* event type */
+ CARD8 type; /* event type for passive grabs, 0 for active grabs */
DetailRec modifiersDetail;
DeviceIntPtr modifierDevice;
DetailRec detail; /* key or button */