diff options
2 files changed, 76 insertions, 1 deletions
diff --git a/services/accessibility/java/com/android/server/accessibility/gestures/EventDispatcher.java b/services/accessibility/java/com/android/server/accessibility/gestures/EventDispatcher.java index 070626be9f80..c70dfcc93e49 100644 --- a/services/accessibility/java/com/android/server/accessibility/gestures/EventDispatcher.java +++ b/services/accessibility/java/com/android/server/accessibility/gestures/EventDispatcher.java @@ -256,6 +256,7 @@ class EventDispatcher { return actionMasked; } } + /** * Sends down events to the view hierarchy for all pointers which are not already being * delivered i.e. pointers that are not yet injected. @@ -285,6 +286,74 @@ class EventDispatcher { } /** + * Sends down events to the view hierarchy for all pointers which are not already being + * delivered with original down location. i.e. pointers that are not yet injected. + * + * @param prototype The prototype from which to create the injected events. + * @param policyFlags The policy flags associated with the event. + */ + void sendDownForAllNotInjectedPointersWithOriginalDown(MotionEvent prototype, int policyFlags) { + // Inject the injected pointers. + int pointerIdBits = 0; + final int pointerCount = prototype.getPointerCount(); + final MotionEvent event = computeEventWithOriginalDown(prototype); + for (int i = 0; i < pointerCount; i++) { + final int pointerId = prototype.getPointerId(i); + // Do not send event for already delivered pointers. + if (!mState.isInjectedPointerDown(pointerId)) { + pointerIdBits |= (1 << pointerId); + final int action = computeInjectionAction(MotionEvent.ACTION_DOWN, i); + sendMotionEvent( + event, + action, + mState.getLastReceivedEvent(), + pointerIdBits, + policyFlags); + } + } + } + + private MotionEvent computeEventWithOriginalDown(MotionEvent prototype) { + final int pointerCount = prototype.getPointerCount(); + if (pointerCount != mState.getReceivedPointerTracker().getReceivedPointerDownCount()) { + Slog.w(LOG_TAG, "The pointer count doesn't match the received count."); + return MotionEvent.obtain(prototype); + } + MotionEvent.PointerCoords[] coords = new MotionEvent.PointerCoords[pointerCount]; + MotionEvent.PointerProperties[] properties = + new MotionEvent.PointerProperties[pointerCount]; + for (int i = 0; i < pointerCount; ++i) { + final int pointerId = prototype.getPointerId(i); + final float x = mState.getReceivedPointerTracker().getReceivedPointerDownX(pointerId); + final float y = mState.getReceivedPointerTracker().getReceivedPointerDownY(pointerId); + coords[i] = new MotionEvent.PointerCoords(); + coords[i].x = x; + coords[i].y = y; + properties[i] = new MotionEvent.PointerProperties(); + properties[i].id = pointerId; + properties[i].toolType = MotionEvent.TOOL_TYPE_FINGER; + } + MotionEvent event = + MotionEvent.obtain( + prototype.getDownTime(), + prototype.getEventTime(), + prototype.getAction(), + pointerCount, + properties, + coords, + prototype.getMetaState(), + prototype.getButtonState(), + prototype.getXPrecision(), + prototype.getYPrecision(), + prototype.getDeviceId(), + prototype.getEdgeFlags(), + prototype.getSource(), + prototype.getFlags()); + return event; + } + + /** + * * Sends up events to the view hierarchy for all pointers which are already being delivered i.e. * pointers that are injected. * diff --git a/services/accessibility/java/com/android/server/accessibility/gestures/TouchExplorer.java b/services/accessibility/java/com/android/server/accessibility/gestures/TouchExplorer.java index abde43076c4e..2b1e872420bc 100644 --- a/services/accessibility/java/com/android/server/accessibility/gestures/TouchExplorer.java +++ b/services/accessibility/java/com/android/server/accessibility/gestures/TouchExplorer.java @@ -629,7 +629,13 @@ public class TouchExplorer extends BaseEventStreamTransformation Slog.d(LOG_TAG, "Three-finger edge swipe detected."); } mState.startDelegating(); - mDispatcher.sendDownForAllNotInjectedPointers(event, policyFlags); + if (mState.isTouchExploring()) { + mDispatcher.sendDownForAllNotInjectedPointers(event, + policyFlags); + } else { + mDispatcher.sendDownForAllNotInjectedPointersWithOriginalDown( + event, policyFlags); + } } } } |