Merge "Fixed an issue where the statusbar was made opaque even though it... (507a5c99) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/statusbar/LightRevealScrim.kt

+30 −2

Original line number	Diff line number	Diff line
		@@ -149,7 +149,10 @@ class PowerButtonReveal(
		*/
		class LightRevealScrim(context: Context?, attrs: AttributeSet?) : View(context, attrs) {

		lateinit var revealAmountListener: Consumer<Float>
		/**
		* Listener that is called if the scrim's opaqueness changes
		*/
		lateinit var isScrimOpaqueChangedListener: Consumer<Boolean>

		/**
		* How much of the underlying views are revealed, in percent. 0 means they will be completely
		@@ -161,7 +164,7 @@ class LightRevealScrim(context: Context?, attrs: AttributeSet?) : View(context,
		field = value

		revealEffect.setRevealAmountOnScrim(value, this)
		revealAmountListener.accept(value)
		updateScrimOpaque()
		invalidate()
		}
		}
		@@ -200,6 +203,31 @@ class LightRevealScrim(context: Context?, attrs: AttributeSet?) : View(context,
		}
		}

		/**
		* Is the scrim currently fully opaque
		*/
		var isScrimOpaque = false
		private set(value) {
		if (field != value) {
		field = value
		isScrimOpaqueChangedListener.accept(field)
		}
		}

		private fun updateScrimOpaque() {
		isScrimOpaque = revealAmount == 0.0f && alpha == 1.0f && visibility == VISIBLE
		}

		override fun setAlpha(alpha: Float) {
		super.setAlpha(alpha)
		updateScrimOpaque()
		}

		override fun setVisibility(visibility: Int) {
		super.setVisibility(visibility)
		updateScrimOpaque()
		}

		/**
		* Paint used to draw a transparent-to-white radial gradient. This will be scaled and translated
		* via local matrix in [onDraw] so we never need to construct a new shader.

packages/SystemUI/src/com/android/systemui/statusbar/NotificationShadeWindowController.java

+3 −3

Original line number	Diff line number	Diff line
		@@ -182,10 +182,10 @@ public interface NotificationShadeWindowController extends RemoteInputController
		default void setFaceAuthDisplayBrightness(float brightness) {}

		/**
		* How much {@link LightRevealScrim} obscures the UI.
		* @param amount 0 when opaque, 1 when not transparent
		* If {@link LightRevealScrim} obscures the UI.
		* @param opaque if the scrim is opaque
		*/
		default void setLightRevealScrimAmount(float amount) {}
		default void setLightRevealScrimOpaque(boolean opaque) {}

		/**
		* Custom listener to pipe data back to plugins about whether or not the status bar would be

packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationShadeWindowControllerImpl.java

+3 −4

Original line number	Diff line number	Diff line
		@@ -605,12 +605,11 @@ public class NotificationShadeWindowControllerImpl implements NotificationShadeW
		}

		@Override
		public void setLightRevealScrimAmount(float amount) {
		boolean lightRevealScrimOpaque = amount == 0;
		if (mCurrentState.mLightRevealScrimOpaque == lightRevealScrimOpaque) {
		public void setLightRevealScrimOpaque(boolean opaque) {
		if (mCurrentState.mLightRevealScrimOpaque == opaque) {
		return;
		}
		mCurrentState.mLightRevealScrimOpaque = lightRevealScrimOpaque;
		mCurrentState.mLightRevealScrimOpaque = opaque;
		apply(mCurrentState);
		}

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java

+13 −2

Original line number	Diff line number	Diff line
		@@ -1262,8 +1262,19 @@ public class StatusBar extends SystemUI implements DemoMode,
		mScrimController.attachViews(scrimBehind, notificationsScrim, scrimInFront, scrimForBubble);

		mLightRevealScrim = mNotificationShadeWindowView.findViewById(R.id.light_reveal_scrim);
		mLightRevealScrim.setRevealAmountListener(
		mNotificationShadeWindowController::setLightRevealScrimAmount);
		mLightRevealScrim.setScrimOpaqueChangedListener((opaque) -> {
		Runnable updateOpaqueness = () -> {
		mNotificationShadeWindowController.setLightRevealScrimOpaque(
		mLightRevealScrim.isScrimOpaque());
		};
		if (opaque) {
		// Delay making the view opaque for a frame, because it needs some time to render
		// otherwise this can lead to a flicker where the scrim doesn't cover the screen
		mLightRevealScrim.post(updateOpaqueness);
		} else {
		updateOpaqueness.run();
		}
		});
		mUnlockedScreenOffAnimationController.initialize(this, mLightRevealScrim);
		updateLightRevealScrimVisibility();

packages/SystemUI/tests/src/com/android/systemui/statusbar/LightRevealScrimTest.kt

0 → 100644

+66 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2019 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License
		*/

		package com.android.systemui.statusbar

		import android.testing.AndroidTestingRunner
		import android.view.View
		import androidx.test.filters.SmallTest
		import com.android.systemui.SysuiTestCase
		import org.junit.Assert.assertFalse
		import org.junit.Assert.assertTrue
		import org.junit.Before
		import org.junit.Test
		import org.junit.runner.RunWith
		import java.util.function.Consumer

		@RunWith(AndroidTestingRunner::class)
		@SmallTest
		class LightRevealScrimTest : SysuiTestCase() {

		private lateinit var scrim: LightRevealScrim
		private var isOpaque = false

		@Before
		fun setUp() {
		scrim = LightRevealScrim(context, null)
		scrim.isScrimOpaqueChangedListener = Consumer { opaque ->
		isOpaque = opaque
		}
		scrim.revealAmount = 0f
		assertTrue("Scrim is not opaque in initial setup", scrim.isScrimOpaque)
		}

		@Test
		fun testAlphaSetsOpaque() {
		scrim.alpha = 0.5f
		assertFalse("Scrim is opaque even though alpha is set", scrim.isScrimOpaque)
		}

		@Test
		fun testVisibilitySetsOpaque() {
		scrim.visibility = View.INVISIBLE
		assertFalse("Scrim is opaque even though it's invisible", scrim.isScrimOpaque)
		scrim.visibility = View.GONE
		assertFalse("Scrim is opaque even though it's gone", scrim.isScrimOpaque)
		}

		@Test
		fun testRevealSetsOpaque() {
		scrim.revealAmount = 0.5f
		assertFalse("Scrim is opaque even though it's revealed", scrim.isScrimOpaque)
		}
		}
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