QS visual updates for P

- Black status bar area up top
- Gradient view behind QQS area
- Added stub view for system icon area
- Most things are parameterized for qs_header_system_icons_area_height,
so this can be moved and overlaid for devices with a notch

Test: visual
Bug: 70799006
Bug: 63772836
Change-Id: Iee3a975f50d572084de370d1b183a37f5e8e9e1a
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSContainerImpl.java b/packages/SystemUI/src/com/android/systemui/qs/QSContainerImpl.java
index 7f0acc2..7320b86 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSContainerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSContainerImpl.java
@@ -45,8 +45,9 @@
     protected float mQsExpansion;
     private QSCustomizer mQSCustomizer;
     private View mQSFooter;
-    private float mFullElevation;
+    private View mBackground;
     private float mRadius;
+    private int mSideMargins;
 
     public QSContainerImpl(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -60,12 +61,14 @@
         mHeader = findViewById(R.id.header);
         mQSCustomizer = findViewById(R.id.qs_customize);
         mQSFooter = findViewById(R.id.qs_footer);
-        mFullElevation = mQSPanel.getElevation();
+        mBackground = findViewById(R.id.quick_settings_background);
         mRadius = getResources().getDimensionPixelSize(
                 Utils.getThemeAttr(mContext, android.R.attr.dialogCornerRadius));
+        mSideMargins = getResources().getDimensionPixelSize(R.dimen.notification_side_paddings);
 
         setClickable(true);
         setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_NO);
+        setMargins();
     }
 
     @Override
@@ -131,6 +134,8 @@
         mQSDetail.setBottom(getTop() + height);
         // Pin QS Footer to the bottom of the panel.
         mQSFooter.setTranslationY(height - mQSFooter.getHeight());
+        mBackground.setTop(mQSPanel.getTop());
+        mBackground.setBottom(height);
 
         ExpandableOutlineView.getRoundedRectPath(0, 0, getWidth(), height, mRadius,
                 mRadius,
@@ -148,4 +153,19 @@
         mQsExpansion = expansion;
         updateExpansion();
     }
+
+    private void setMargins() {
+        setMargins(mQSDetail);
+        setMargins(mBackground);
+        setMargins(mQSFooter);
+        setMargins(mQSPanel);
+        setMargins(mHeader);
+        setMargins(mQSCustomizer);
+    }
+
+    private void setMargins(View view) {
+        FrameLayout.LayoutParams lp = (LayoutParams) view.getLayoutParams();
+        lp.rightMargin = mSideMargins;
+        lp.leftMargin = mSideMargins;
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
index 927a49c..92475da 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
@@ -61,18 +61,16 @@
 public class QSFooterImpl extends FrameLayout implements QSFooter,
         OnClickListener, OnUserInfoChangedListener, EmergencyListener,
         SignalCallback, CommandQueue.Callbacks {
-    private static final float EXPAND_INDICATOR_THRESHOLD = .93f;
-
     private ActivityStarter mActivityStarter;
     private UserInfoController mUserInfoController;
     private SettingsButton mSettingsButton;
     protected View mSettingsContainer;
+    private View mCarrierText;
 
     private boolean mQsDisabled;
     private QSPanel mQsPanel;
 
     private boolean mExpanded;
-    protected ExpandableIndicator mExpandIndicator;
 
     private boolean mListening;
 
@@ -100,18 +98,18 @@
                 Dependency.get(ActivityStarter.class).postQSRunnableDismissingKeyguard(() ->
                         mQsPanel.showEdit(view)));
 
-        mExpandIndicator = findViewById(R.id.expand_indicator);
         mSettingsButton = findViewById(R.id.settings_button);
         mSettingsContainer = findViewById(R.id.settings_button_container);
         mSettingsButton.setOnClickListener(this);
 
+        mCarrierText = findViewById(R.id.qs_carrier_text);
+
         mMultiUserSwitch = findViewById(R.id.multi_user_switch);
         mMultiUserAvatar = mMultiUserSwitch.findViewById(R.id.multi_user_avatar);
 
         // RenderThread is doing more harm than good when touching the header (to expand quick
         // settings), so disable it for this view
         ((RippleDrawable) mSettingsButton.getBackground()).setForceSoftware(true);
-        ((RippleDrawable) mExpandIndicator.getBackground()).setForceSoftware(true);
 
         updateResources();
 
@@ -162,6 +160,8 @@
         return new TouchAnimator.Builder()
                 .addFloat(mEdit, "alpha", 0, 1)
                 .addFloat(mMultiUserSwitch, "alpha", 0, 1)
+                .addFloat(mCarrierText, "alpha", 0, 1)
+                .addFloat(mSettingsButton, "alpha", 0, 1)
                 .build();
     }
 
@@ -185,8 +185,6 @@
         if (mSettingsAlpha != null) {
             mSettingsAlpha.setPosition(headerExpansionFraction);
         }
-
-        mExpandIndicator.setExpanded(headerExpansionFraction > EXPAND_INDICATOR_THRESHOLD);
     }
 
     @Override
@@ -237,8 +235,6 @@
         mSettingsContainer.findViewById(R.id.tuner_icon).setVisibility(
                 TunerService.isTunerEnabled(mContext) ? View.VISIBLE : View.INVISIBLE);
 
-        mExpandIndicator.setVisibility(mQsDisabled ? View.GONE : View.VISIBLE);
-
         final boolean isDemo = UserManager.isDeviceInDemoMode(mContext);
 
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QuickStatusBarHeader.java b/packages/SystemUI/src/com/android/systemui/qs/QuickStatusBarHeader.java
index 398592a..e6fd2f4 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QuickStatusBarHeader.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QuickStatusBarHeader.java
@@ -38,6 +38,7 @@
 import com.android.systemui.qs.QSDetail.Callback;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.SignalClusterView;
+import com.android.systemui.statusbar.policy.DarkIconDispatcher;
 import com.android.systemui.statusbar.policy.DarkIconDispatcher.DarkReceiver;
 
 public class QuickStatusBarHeader extends RelativeLayout implements CommandQueue.Callbacks {
@@ -69,15 +70,13 @@
 
         updateResources();
 
-        // Set the light/dark theming on the header status UI to match the current theme.
+        // Set light text on the header icons because they will always be on a black background
         int colorForeground = Utils.getColorAttr(getContext(), android.R.attr.colorForeground);
-        float intensity = colorForeground == Color.WHITE ? 0 : 1;
         Rect tintArea = new Rect(0, 0, 0, 0);
-
-        applyDarkness(R.id.battery, tintArea, intensity, colorForeground);
-        applyDarkness(R.id.clock, tintArea, intensity, colorForeground);
+        applyDarkness(R.id.clock, tintArea, 0, DarkIconDispatcher.DEFAULT_ICON_TINT);
 
         BatteryMeterView battery = findViewById(R.id.battery);
+        battery.setFillColor(Color.WHITE);
         battery.setForceShowPercent(true);
 
         mActivityStarter = Dependency.get(ActivityStarter.class);