Merge "Clear events when ACTION_CANCEL is present" into qt-dev (1595a078) · Commits · e / os / android_frameworks_native-old

libs/input/InputTransport.cpp

+16 −3

Original line number	Diff line number	Diff line
		@@ -84,6 +84,10 @@ inline static float lerp(float a, float b, float alpha) {
		return a + alpha * (b - a);
		}

		inline static bool isPointerEvent(int32_t source) {
		return (source & AINPUT_SOURCE_CLASS_POINTER) == AINPUT_SOURCE_CLASS_POINTER;
		}

		// --- InputMessage ---

		bool InputMessage::isValid(size_t actualSize) const {
		@@ -637,6 +641,16 @@ status_t InputConsumer::consume(InputEventFactoryInterface* factory,
		mChannel->getName().c_str());
		#endif
		break;
		} else if (isPointerEvent(mMsg.body.motion.source) &&
		mMsg.body.motion.action == AMOTION_EVENT_ACTION_CANCEL) {
		// No need to process events that we are going to cancel anyways
		const size_t count = batch.samples.size();
		for (size_t i = 0; i < count; i++) {
		const InputMessage& msg = batch.samples.itemAt(i);
		sendFinishedSignal(msg.body.motion.seq, false);
		}
		batch.samples.removeItemsAt(0, count);
		mBatches.removeAt(batchIndex);
		} else {
		// We cannot append to the batch in progress, so we need to consume
		// the previous batch right now and defer the new message until later.
		@@ -759,8 +773,7 @@ status_t InputConsumer::consumeSamples(InputEventFactoryInterface* factory,
		}

		void InputConsumer::updateTouchState(InputMessage& msg) {
		if (!mResampleTouch \|\|
		!(msg.body.motion.source & AINPUT_SOURCE_CLASS_POINTER)) {
		if (!mResampleTouch \|\| !isPointerEvent(msg.body.motion.source)) {
		return;
		}

		@@ -872,7 +885,7 @@ void InputConsumer::rewriteMessage(TouchState& state, InputMessage& msg) {
		void InputConsumer::resampleTouchState(nsecs_t sampleTime, MotionEvent* event,
		const InputMessage* next) {
		if (!mResampleTouch
		\|\| !(event->getSource() & AINPUT_SOURCE_CLASS_POINTER)
		\|\| !(isPointerEvent(event->getSource()))
		\|\| event->getAction() != AMOTION_EVENT_ACTION_MOVE) {
		return;
		}