Make sure that we send the DeviceOrientation error event only once (8980343b) · Commits · e / os / android_frameworks_base

core/java/android/webkit/DeviceOrientationService.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -41,6 +41,7 @@ final class DeviceOrientationService implements SensorEventListener {
		private Double mAlpha;
		private Double mBeta;
		private Double mGamma;
		private boolean mHaveSentErrorEvent;

		private static final double DELTA_DEGRESS = 1.0;

		@@ -75,11 +76,16 @@ final class DeviceOrientationService implements SensorEventListener {

		private void sendErrorEvent() {
		assert WebViewCore.THREAD_NAME.equals(Thread.currentThread().getName());
		// The spec requires that each listener receives the error event only once.
		if (mHaveSentErrorEvent)
		return;
		mHaveSentErrorEvent = true;
		mHandler.post(new Runnable() {
		@Override
		public void run() {
		assert WebViewCore.THREAD_NAME.equals(Thread.currentThread().getName());
		if (mIsRunning) {
		// The special case of all nulls is used to signify a failure to get data.
		mManager.onOrientationChange(null, null, null);
		}
		}
		@@ -169,6 +175,8 @@ final class DeviceOrientationService implements SensorEventListener {
		mBeta = beta;
		mGamma = gamma;
		mManager.onOrientationChange(mAlpha, mBeta, mGamma);
		// Now that we have successfully sent some data, reset whether we've sent an error.
		mHaveSentErrorEvent = false;
		}
		}