Merge "Use display listener instead of Intent Action for screen status" into qt-qpr1-dev (9953c829) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/display/DisplayModeDirector.java

+15 −24

Original line number	Diff line number	Diff line
		@@ -680,6 +680,7 @@ public class DisplayModeDirector {
		@Override
		public void onDisplayChanged(int displayId) {
		updateDisplayModes(displayId);
		mBrightnessObserver.onDisplayChanged(displayId);
		}

		private void updateDisplayModes(int displayId) {
		@@ -734,8 +735,6 @@ public class DisplayModeDirector {
		private AmbientFilter mAmbientFilter;

		private final Context mContext;
		private ScreenStateReceiver mScreenStateReceiver;

		// Enable light sensor only when screen is on, peak refresh rate enabled and low power mode
		// off. After initialization, these states will be updated from the same handler thread.
		private boolean mScreenOn = false;
		@@ -793,11 +792,7 @@ public class DisplayModeDirector {
		mSensorManager = sensorManager;
		mLightSensor = lightSensor;

		// Intent.ACTION_SCREEN_ON is not sticky. Check current screen status.
		if (mContext.getSystemService(PowerManager.class).isInteractive()) {
		onScreenOn(true);
		}
		mScreenStateReceiver = new ScreenStateReceiver(mContext);
		onScreenOn(isDefaultDisplayOn());
		}
		}

		@@ -822,6 +817,12 @@ public class DisplayModeDirector {
		}
		}

		public void onDisplayChanged(int displayId) {
		if (displayId == Display.DEFAULT_DISPLAY) {
		onScreenOn(isDefaultDisplayOn());
		}
		}

		public void dumpLocked(PrintWriter pw) {
		pw.println(" BrightnessObserver");

		@@ -891,8 +892,6 @@ public class DisplayModeDirector {
		}

		private void onScreenOn(boolean on) {
		// Not check mShouldObserveAmbientChange because Screen status receiver is registered
		// only when it is true.
		if (mScreenOn != on) {
		mScreenOn = on;
		updateSensorStatus();
		@@ -913,6 +912,13 @@ public class DisplayModeDirector {
		}
		}

		private boolean isDefaultDisplayOn() {
		final Display display = mContext.getSystemService(DisplayManager.class)
		.getDisplay(Display.DEFAULT_DISPLAY);
		return display.getState() != Display.STATE_OFF
		&& mContext.getSystemService(PowerManager.class).isInteractive();
		}

		private final class LightSensorEventListener implements SensorEventListener {
		final private static int INJECT_EVENTS_INTERVAL_MS = LIGHT_SENSOR_RATE_MS;
		private float mLastSensorData;
		@@ -991,20 +997,5 @@ public class DisplayModeDirector {
		}
		};
		};

		private final class ScreenStateReceiver extends BroadcastReceiver {
		public ScreenStateReceiver(Context context) {
		IntentFilter filter = new IntentFilter();
		filter.addAction(Intent.ACTION_SCREEN_OFF);
		filter.addAction(Intent.ACTION_SCREEN_ON);
		filter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
		context.registerReceiver(this, filter, null, mHandler);
		}

		@Override
		public void onReceive(Context context, Intent intent) {
		onScreenOn(Intent.ACTION_SCREEN_ON.equals(intent.getAction()));
		}
		}
		}
		}