Merge "Add config to force display to transition to off after doze" into oc-dr1-dev (f0613cda) · Commits · e / os / android_frameworks_base

core/java/android/view/Display.java

+9 −0

Original line number	Diff line number	Diff line
		@@ -1132,6 +1132,15 @@ public final class Display {
		return state == STATE_OFF \|\| state == STATE_DOZE_SUSPEND;
		}

		/**
		* Returns true if the display may be in a reduced operating mode while in the
		* specified display power state.
		* @hide
		*/
		public static boolean isDozeState(int state) {
		return state == STATE_DOZE \|\| state == STATE_DOZE_SUSPEND;
		}

		/**
		* A mode supported by a given display.
		*

core/res/res/values/config.xml

+5 −0

Original line number	Diff line number	Diff line
		@@ -1897,6 +1897,11 @@
		states. -->
		<bool name="config_dozeAlwaysOnDisplayAvailable">false</bool>

		<!-- Whether the display hardware requires we go to the off state before transitioning
		out of any doze states. -->
		<bool name="config_displayTransitionOffAfterDoze">false</bool>


		<!-- Power Management: Specifies whether to decouple the auto-suspend state of the
		device from the display on/off state.

core/res/res/values/symbols.xml

+1 −0

Original line number	Diff line number	Diff line
		@@ -3051,6 +3051,7 @@
		<java-symbol type="bool" name="config_handleVolumeKeysInWindowManager" />
		<java-symbol type="integer" name="config_inCallNotificationVolumeRelative" />
		<java-symbol type="bool" name="config_dozeAlwaysOnDisplayAvailable" />
		<java-symbol type="bool" name="config_displayTransitionOffAfterDoze" />
		<java-symbol type="integer" name="config_storageManagerDaystoRetainDefault" />
		<java-symbol type="string" name="config_headlineFontFamily" />
		<java-symbol type="string" name="config_headlineFontFamilyLight" />

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

+34 −2

Original line number	Diff line number	Diff line
		@@ -169,6 +169,12 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		// a stylish color fade animation instead.
		private boolean mColorFadeFadesConfig;

		// True if we need to transition to the off state when coming out of a doze state.
		// Some display hardware will show artifacts (flickers, etc) when transitioning from a doze
		// to a fully on state. In order to hide these, we first transition to off to let the system
		// animate the screen on as it normally would, which is a much smoother experience.
		private boolean mTransitionOffAfterDozeConfig;

		// The pending power request.
		// Initially null until the first call to requestPowerState.
		// Guarded by mLock.
		@@ -416,6 +422,9 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		mColorFadeFadesConfig = resources.getBoolean(
		com.android.internal.R.bool.config_animateScreenLights);

		mTransitionOffAfterDozeConfig = resources.getBoolean(
		com.android.internal.R.bool.config_displayTransitionOffAfterDoze);

		if (!DEBUG_PRETEND_PROXIMITY_SENSOR_ABSENT) {
		mProximitySensor = mSensorManager.getDefaultSensor(Sensor.TYPE_PROXIMITY);
		if (mProximitySensor != null) {
		@@ -885,6 +894,10 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		}

		private boolean setScreenState(int state) {
		return setScreenState(state, false /force/);
		}

		private boolean setScreenState(int state, boolean force) {
		final boolean isOff = (state == Display.STATE_OFF);
		if (mPowerState.getScreenState() != state) {

		@@ -895,9 +908,17 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		mReportedScreenStateToPolicy = REPORTED_TO_POLICY_SCREEN_TURNING_OFF;
		blockScreenOff();
		mWindowManagerPolicy.screenTurningOff(mPendingScreenOffUnblocker);
		if (force) {
		// If we're forcing the power state transition then immediately
		// unblock the screen off event. This keeps the lifecycle consistent,
		// so WindowManagerPolicy will always see screenTurningOff before
		// screenTurnedOff, but we don't actually block on them for the state
		// change.
		unblockScreenOff();
		} else {
		return false;
		}
		} else if (mPendingScreenOffUnblocker != null) {

		// Abort doing the state change until screen off is unblocked.
		return false;
		}
		@@ -976,6 +997,17 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		mPendingScreenOff = false;
		}

		if (mTransitionOffAfterDozeConfig &&
		Display.isDozeState(mPowerState.getScreenState())
		&& !Display.isDozeState(target)) {
		setScreenState(Display.STATE_OFF, true /force/);
		// Skip the screen off animation and add a black surface to hide the
		// contents of the screen. This will also trigger another power state update so that we
		// end up converging on the target state.
		mColorFadeOffAnimator.end();
		return;
		}

		// If we were in the process of turning off the screen but didn't quite
		// finish. Then finish up now to prevent a jarring transition back
		// to screen on if we skipped blocking screen on as usual.