Remove legacy QS background

Bug: 186117823
Test: manual
Test: atest ScrimControllerTest
Change-Id: I96cbe9bc61e17256a9a9e7a41b5053c7e60591f0

packages/SystemUI/res/drawable/qs_background_primary.xml

@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  ~ Copyright (C) 2021 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.
-  -->
-<inset xmlns:android="http://schemas.android.com/apk/res/android">
-    <shape>
-        <solid android:color="?attr/underSurfaceColor"/>
-        <corners android:radius="@dimen/notification_corner_radius" />
-    </shape>
-</inset>

packages/SystemUI/res/layout/qs_panel.xml

@@ -21,13 +21,6 @@
     android:clipToPadding="false"
     android:clipChildren="false" >
 
-    <!-- Main QS background -->
-    <View
-        android:id="@+id/quick_settings_background"
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        android:background="@drawable/qs_background_primary" />
-
     <com.android.systemui.qs.NonInterceptingScrollView
         android:id="@+id/expanded_qs_scroll_view"
         android:layout_width="match_parent"

packages/SystemUI/res/values/flags.xml

@@ -22,7 +22,6 @@
     <bool name="flag_notification_pipeline2_rendering">false</bool>
     <bool name="flag_notif_updates">true</bool>
 
-    <bool name="flag_shade_is_opaque">true</bool>
     <bool name="flag_monet">false</bool>
 
     <!-- b/171917882 -->

packages/SystemUI/src/com/android/systemui/qs/QSContainerImpl.java

@@ -60,7 +60,7 @@ public class QSContainerImpl extends FrameLayout {
     private int mFancyClippingBottom;
     private final float[] mFancyClippingRadii = new float[] {0, 0, 0, 0, 0, 0, 0, 0};
     private  final Path mFancyClippingPath = new Path();
-    private int mBackgroundBottom = -1;
+    private int mBackgroundBottom = 0;
     private int mHeightOverride = -1;
     private View mQSDetail;
     private QuickStatusBarHeader mHeader;
@@ -68,11 +68,8 @@ public class QSContainerImpl extends FrameLayout {
     private QSCustomizer mQSCustomizer;
     private NonInterceptingScrollView mQSPanelContainer;
 
-    private View mBackground;
-
     private int mSideMargins;
     private boolean mQsDisabled;
-    private boolean mBackgroundVisible;
     private int mContentPadding = -1;
     private boolean mAnimateBottomOnNextLayout;
     private int mNavBarInset = 0;
@@ -89,7 +86,6 @@ public class QSContainerImpl extends FrameLayout {
         mQSDetail = findViewById(R.id.qs_detail);
         mHeader = findViewById(R.id.header);
         mQSCustomizer = findViewById(R.id.qs_customize);
-        mBackground = findViewById(R.id.quick_settings_background);
         mHeader.getHeaderQsPanel().setMediaVisibilityChangedListener((visible) -> {
             if (mHeader.getHeaderQsPanel().isShown()) {
                 mAnimateBottomOnNextLayout = true;
@@ -111,13 +107,9 @@ public class QSContainerImpl extends FrameLayout {
         // We're saving the bottom separately since otherwise the bottom would be overridden in
         // the layout and the animation wouldn't properly start at the old position.
         mBackgroundBottom = value;
-        mBackground.setBottom(value);
     }
 
     private float getBackgroundBottom() {
-        if (mBackgroundBottom == -1) {
-            return mBackground.getBottom();
-        }
         return mBackgroundBottom;
     }
 
@@ -134,14 +126,6 @@ public class QSContainerImpl extends FrameLayout {
         return true;
     }
 
-    /**
-     * If QS should have a solid or transparent background.
-     */
-    public void setBackgroundVisible(boolean visible) {
-        mBackgroundVisible = visible;
-        updateBackgroundVisibility();
-    }
-
     @Override
     public WindowInsets onApplyWindowInsets(WindowInsets insets) {
         mNavBarInset = insets.getInsets(WindowInsets.Type.navigationBars()).bottom;
@@ -208,11 +192,6 @@ public class QSContainerImpl extends FrameLayout {
         final boolean disabled = (state2 & DISABLE2_QUICK_SETTINGS) != 0;
         if (disabled == mQsDisabled) return;
         mQsDisabled = disabled;
-        updateBackgroundVisibility();
-    }
-
-    private void updateBackgroundVisibility() {
-        mBackground.setVisibility(mQsDisabled || !mBackgroundVisible ? GONE : VISIBLE);
     }
 
     void updateResources(QSPanelController qsPanelController,
@@ -260,7 +239,6 @@ public class QSContainerImpl extends FrameLayout {
         mQSDetail.setBottom(getTop() + scrollBottom);
         int qsDetailBottomMargin = ((MarginLayoutParams) mQSDetail.getLayoutParams()).bottomMargin;
         mQSDetail.setBottom(getTop() + scrollBottom - qsDetailBottomMargin);
-        mBackground.setTop(mQSPanelContainer.getTop());
         updateBackgroundBottom(scrollBottom, animate);
     }
 

packages/SystemUI/src/com/android/systemui/qs/QSFragment.java

@@ -172,7 +172,6 @@ public class QSFragment extends LifecycleFragment implements QS, CommandQueue.Ca
         mQSContainerImplController = qsFragmentComponent.getQSContainerImplController();
         mQSContainerImplController.init();
         mContainer = mQSContainerImplController.getView();
-        mContainer.setBackgroundVisible(!mFeatureFlags.isShadeOpaque());
 
         mQSDetail.setQsPanel(mQSPanelController, mHeader, mFooter);
         mQSAnimator = qsFragmentComponent.getQSAnimator();

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

@@ -44,10 +44,6 @@ public class FeatureFlags {
         return mFlagReader.isEnabled(R.bool.flag_notification_pipeline2_rendering);
     }
 
-    public boolean isShadeOpaque() {
-        return mFlagReader.isEnabled(R.bool.flag_shade_is_opaque);
-    }
-
     /** b/171917882 */
     public boolean isTwoColumnNotificationShadeEnabled() {
         return mFlagReader.isEnabled(R.bool.flag_notification_twocolumn);

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

@@ -49,7 +49,6 @@ import com.android.systemui.dagger.SysUISingleton;
 import com.android.systemui.dagger.qualifiers.Main;
 import com.android.systemui.dock.DockManager;
 import com.android.systemui.scrim.ScrimView;
-import com.android.systemui.statusbar.FeatureFlags;
 import com.android.systemui.statusbar.notification.stack.ViewState;
 import com.android.systemui.statusbar.policy.ConfigurationController;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
@@ -211,10 +210,9 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, Dump
             AlarmManager alarmManager, KeyguardStateController keyguardStateController,
             DelayedWakeLock.Builder delayedWakeLockBuilder, Handler handler,
             KeyguardUpdateMonitor keyguardUpdateMonitor, DockManager dockManager,
-            ConfigurationController configurationController,
-            FeatureFlags featureFlags, @Main Executor mainExecutor) {
+            ConfigurationController configurationController, @Main Executor mainExecutor) {
         mScrimStateListener = lightBarController::setScrimState;
-        mDefaultScrimAlpha = featureFlags.isShadeOpaque() ? BUSY_SCRIM_ALPHA : GAR_SCRIM_ALPHA;
+        mDefaultScrimAlpha = BUSY_SCRIM_ALPHA;
         ScrimState.BUBBLE_EXPANDED.setBubbleAlpha(BUBBLE_SCRIM_ALPHA);
 
         mKeyguardStateController = keyguardStateController;

packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/ScrimControllerTest.java

@@ -50,7 +50,6 @@ import com.android.systemui.DejankUtils;
 import com.android.systemui.SysuiTestCase;
 import com.android.systemui.dock.DockManager;
 import com.android.systemui.scrim.ScrimView;
-import com.android.systemui.statusbar.FeatureFlags;
 import com.android.systemui.statusbar.policy.ConfigurationController;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
 import com.android.systemui.util.concurrency.FakeExecutor;
@@ -107,8 +106,6 @@ public class ScrimControllerTest extends SysuiTestCase {
     private DockManager mDockManager;
     @Mock
     private ConfigurationController mConfigurationController;
-    @Mock
-    private FeatureFlags mFeatureFlags;
 
 
     private static class AnimatorListener implements Animator.AnimatorListener {
@@ -217,14 +214,12 @@ public class ScrimControllerTest extends SysuiTestCase {
         when(mDelayedWakeLockBuilder.setTag(any(String.class)))
                 .thenReturn(mDelayedWakeLockBuilder);
         when(mDelayedWakeLockBuilder.build()).thenReturn(mWakeLock);
-        when(mFeatureFlags.isShadeOpaque()).thenReturn(true);
         when(mDockManager.isDocked()).thenReturn(false);
 
         mScrimController = new ScrimController(mLightBarController,
                 mDozeParameters, mAlarmManager, mKeyguardStateController, mDelayedWakeLockBuilder,
                 new FakeHandler(mLooper.getLooper()), mKeyguardUpdateMonitor,
-                mDockManager, mConfigurationController, mFeatureFlags,
-                new FakeExecutor(new FakeSystemClock()));
+                mDockManager, mConfigurationController, new FakeExecutor(new FakeSystemClock()));
         mScrimController.setScrimVisibleListener(visible -> mScrimVisibility = visible);
         mScrimController.attachViews(mScrimBehind, mNotificationsScrim, mScrimInFront,
                 mScrimForBubble);