Reinflate QS view on Locale configuration change

The existing DensityContainer already did this for density changes,
repurposed it to handle other Configuration changes. Also renamed
to AutoReinflateContainer.

Bug: 27952059
Change-Id: Ieb572abcbafe49aec73b16e1bcb8c294011afdd3

6 files changed, 48 insertions, 30 deletions

diff --git a/packages/SystemUI/res/layout/status_bar_expanded.xml b/packages/SystemUI/res/layout/status_bar_expanded.xml
index ccefb5fe0a5b..658571e8674d 100644
--- a/packages/SystemUI/res/layout/status_bar_expanded.xml
+++ b/packages/SystemUI/res/layout/status_bar_expanded.xml
@@ -39,8 +39,8 @@
         android:clipToPadding="false"
         android:clipChildren="false">
 
-        <com.android.systemui.DensityContainer
-            android:id="@+id/qs_density_container"
+        <com.android.systemui.AutoReinflateContainer
+            android:id="@+id/qs_auto_reinflate_container"
             android:layout="@layout/qs_panel"
             android:layout_width="@dimen/notification_panel_width"
             android:layout_height="match_parent"
diff --git a/packages/SystemUI/res/values/attrs.xml b/packages/SystemUI/res/values/attrs.xml
index 1543360761bf..4306fcc9873c 100644
--- a/packages/SystemUI/res/values/attrs.xml
+++ b/packages/SystemUI/res/values/attrs.xml
@@ -98,7 +98,7 @@
         <attr name="metricsAction" format="integer" />
     </declare-styleable>
 
-    <declare-styleable name="DensityContainer">
+    <declare-styleable name="AutoReinflateContainer">
         <attr name="android:layout" />
     </declare-styleable>
 
diff --git a/packages/SystemUI/src/com/android/systemui/DensityContainer.java b/packages/SystemUI/src/com/android/systemui/AutoReinflateContainer.java
index 2e3cb4977488..0afab88288a4 100644
--- a/packages/SystemUI/src/com/android/systemui/DensityContainer.java
+++ b/packages/SystemUI/src/com/android/systemui/AutoReinflateContainer.java
@@ -19,6 +19,7 @@ import android.content.Context;
 import android.content.res.Configuration;
 import android.content.res.TypedArray;
 import android.util.AttributeSet;
+import android.util.LocaleList;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.FrameLayout;
@@ -26,31 +27,47 @@ import android.widget.FrameLayout;
 import java.util.ArrayList;
 import java.util.List;
 
-public class DensityContainer extends FrameLayout {
+/**
+ * Custom {@link FrameLayout} that re-inflates when changes to {@link Configuration} happen.
+ * Currently supports changes to density and locale.
+ */
+public class AutoReinflateContainer extends FrameLayout {
 
     private final List<InflateListener> mInflateListeners = new ArrayList<>();
     private final int mLayout;
     private int mDensity;
+    private LocaleList mLocaleList;
 
-    public DensityContainer(Context context, @Nullable AttributeSet attrs) {
+    public AutoReinflateContainer(Context context, @Nullable AttributeSet attrs) {
         super(context, attrs);
 
         mDensity = context.getResources().getConfiguration().densityDpi;
+        mLocaleList = context.getResources().getConfiguration().getLocales();
 
-        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DensityContainer);
-        if (!a.hasValue(R.styleable.DensityContainer_android_layout)) {
-            throw new IllegalArgumentException("DensityContainer must contain a layout");
+        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.AutoReinflateContainer);
+        if (!a.hasValue(R.styleable.AutoReinflateContainer_android_layout)) {
+            throw new IllegalArgumentException("AutoReinflateContainer must contain a layout");
         }
-        mLayout = a.getResourceId(R.styleable.DensityContainer_android_layout, 0);
+        mLayout = a.getResourceId(R.styleable.AutoReinflateContainer_android_layout, 0);
         inflateLayout();
     }
 
     @Override
     protected void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
-        int density = newConfig.densityDpi;
+        boolean shouldInflateLayout = false;
+        final int density = newConfig.densityDpi;
         if (density != mDensity) {
             mDensity = density;
+            shouldInflateLayout = true;
+        }
+        final LocaleList localeList = newConfig.getLocales();
+        if (localeList != mLocaleList) {
+            mLocaleList = localeList;
+            shouldInflateLayout = true;
+        }
+
+        if (shouldInflateLayout) {
             inflateLayout();
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
index 48cf631bb683..8617104799d7 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
@@ -41,9 +41,9 @@ import android.widget.FrameLayout;
 import android.widget.TextView;
 import com.android.internal.logging.MetricsLogger;
 import com.android.keyguard.KeyguardStatusView;
+import com.android.systemui.AutoReinflateContainer;
+import com.android.systemui.AutoReinflateContainer.InflateListener;
 import com.android.systemui.DejankUtils;
-import com.android.systemui.DensityContainer;
-import com.android.systemui.DensityContainer.InflateListener;
 import com.android.systemui.EventLogConstants;
 import com.android.systemui.EventLogTags;
 import com.android.systemui.Interpolators;
@@ -92,7 +92,7 @@ public class NotificationPanelView extends PanelView implements
     private KeyguardUserSwitcher mKeyguardUserSwitcher;
     private KeyguardStatusBarView mKeyguardStatusBar;
     protected QSContainer mQsContainer;
-    private DensityContainer mQsDensityContainer;
+    private AutoReinflateContainer mQsAutoReinflateContainer;
     private KeyguardStatusView mKeyguardStatusView;
     private TextView mClockView;
     private View mReserveNotificationSpace;
@@ -219,8 +219,9 @@ public class NotificationPanelView extends PanelView implements
         super.onFinishInflate();
         mKeyguardStatusBar = (KeyguardStatusBarView) findViewById(R.id.keyguard_header);
         mKeyguardStatusView = (KeyguardStatusView) findViewById(R.id.keyguard_status_view);
-        mQsDensityContainer = (DensityContainer) findViewById(R.id.qs_density_container);
-        mQsDensityContainer.addInflateListener(new InflateListener() {
+        mQsAutoReinflateContainer =
+                (AutoReinflateContainer) findViewById(R.id.qs_auto_reinflate_container);
+        mQsAutoReinflateContainer.addInflateListener(new InflateListener() {
             @Override
             public void onInflated(View v) {
                 mQsContainer = (QSContainer) v.findViewById(R.id.quick_settings_container);
@@ -280,11 +281,11 @@ public class NotificationPanelView extends PanelView implements
         int panelWidth = getResources().getDimensionPixelSize(R.dimen.notification_panel_width);
         int panelGravity = getResources().getInteger(R.integer.notification_panel_layout_gravity);
         FrameLayout.LayoutParams lp =
-                (FrameLayout.LayoutParams) mQsDensityContainer.getLayoutParams();
+                (FrameLayout.LayoutParams) mQsAutoReinflateContainer.getLayoutParams();
         if (lp.width != panelWidth) {
             lp.width = panelWidth;
             lp.gravity = panelGravity;
-            mQsDensityContainer.setLayoutParams(lp);
+            mQsAutoReinflateContainer.setLayoutParams(lp);
             mQsContainer.post(mUpdateHeader);
         }
 
@@ -790,8 +791,8 @@ public class NotificationPanelView extends PanelView implements
     }
 
     private boolean isInQsArea(float x, float y) {
-        return (x >= mQsDensityContainer.getX()
-                && x <= mQsDensityContainer.getX() + mQsDensityContainer.getWidth())
+        return (x >= mQsAutoReinflateContainer.getX()
+                && x <= mQsAutoReinflateContainer.getX() + mQsAutoReinflateContainer.getWidth())
                 && (y <= mNotificationStackScroller.getBottomMostNotificationBottom()
                 || y <= mQsContainer.getY() + mQsContainer.getHeight());
     }
@@ -1339,8 +1340,8 @@ public class NotificationPanelView extends PanelView implements
             return false;
         }
         View header = mKeyguardShowing ? mKeyguardStatusBar : mQsContainer.getHeader();
-        boolean onHeader = x >= mQsDensityContainer.getX()
-                && x <= mQsDensityContainer.getX() + mQsDensityContainer.getWidth()
+        boolean onHeader = x >= mQsAutoReinflateContainer.getX()
+                && x <= mQsAutoReinflateContainer.getX() + mQsAutoReinflateContainer.getWidth()
                 && y >= header.getTop() && y <= header.getBottom();
         if (mQsExpanded) {
             return onHeader || (yDiff < 0 && isInQsArea(x, y));
@@ -2227,7 +2228,7 @@ public class NotificationPanelView extends PanelView implements
 
     protected void setVerticalPanelTranslation(float translation) {
         mNotificationStackScroller.setTranslationX(translation);
-        mQsDensityContainer.setTranslationX(translation);
+        mQsAutoReinflateContainer.setTranslationX(translation);
     }
 
     protected void updateStackHeight(float stackHeight) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationsQuickSettingsContainer.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationsQuickSettingsContainer.java
index 35fb2a50306e..36e59db1ac7b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationsQuickSettingsContainer.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationsQuickSettingsContainer.java
@@ -24,7 +24,7 @@ import android.view.View;
 import android.view.ViewStub;
 import android.view.WindowInsets;
 import android.widget.FrameLayout;
-import com.android.systemui.DensityContainer;
+import com.android.systemui.AutoReinflateContainer;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSContainer;
 import com.android.systemui.qs.customize.QSCustomizer;
@@ -33,10 +33,10 @@ import com.android.systemui.qs.customize.QSCustomizer;
  * The container with notification stack scroller and quick settings inside.
  */
 public class NotificationsQuickSettingsContainer extends FrameLayout
-        implements ViewStub.OnInflateListener, DensityContainer.InflateListener {
+        implements ViewStub.OnInflateListener, AutoReinflateContainer.InflateListener {
 
 
-    private DensityContainer mQsContainer;
+    private AutoReinflateContainer mQsContainer;
     private View mUserSwitcher;
     private View mStackScroller;
     private View mKeyguardStatusBar;
@@ -54,7 +54,7 @@ public class NotificationsQuickSettingsContainer extends FrameLayout
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-        mQsContainer = (DensityContainer) findViewById(R.id.qs_density_container);
+        mQsContainer = (AutoReinflateContainer) findViewById(R.id.qs_auto_reinflate_container);
         mQsContainer.addInflateListener(this);
         mStackScroller = findViewById(R.id.notification_stack_scroller);
         mStackScrollerMargin = ((LayoutParams) mStackScroller.getLayoutParams()).bottomMargin;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 712f8143cbc5..c36c482e785e 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -103,10 +103,10 @@ import com.android.keyguard.KeyguardHostView.OnDismissAction;
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.keyguard.KeyguardUpdateMonitorCallback;
 import com.android.keyguard.ViewMediatorCallback;
+import com.android.systemui.AutoReinflateContainer;
+import com.android.systemui.AutoReinflateContainer.InflateListener;
 import com.android.systemui.BatteryMeterView;
 import com.android.systemui.DemoMode;
-import com.android.systemui.DensityContainer;
-import com.android.systemui.DensityContainer.InflateListener;
 import com.android.systemui.EventLogConstants;
 import com.android.systemui.EventLogTags;
 import com.android.systemui.Interpolators;
@@ -871,8 +871,8 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
         }
 
         // Set up the quick settings tile panel
-        DensityContainer container = (DensityContainer) mStatusBarWindow.findViewById(
-                R.id.qs_density_container);
+        AutoReinflateContainer container = (AutoReinflateContainer) mStatusBarWindow.findViewById(
+                R.id.qs_auto_reinflate_container);
         if (container != null) {
             final QSTileHost qsh = SystemUIFactory.getInstance().createQSTileHost(mContext, this,
                     mBluetoothController, mLocationController, mRotationLockController,