Merge "Allow QS expansion in switch access mode." into pi-dev
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
index 6c7eda7..5ae43c6 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
@@ -65,10 +65,9 @@
     void setKeyguardShowing(boolean keyguardShowing);
 
     /**
-     * Returns the {@link View} that should expand the quick settings when clicked.
+     * Sets the {@link android.view.View.OnClickListener to be used on elements that expend QS.
      */
-    @Nullable
-    View getExpandView();
+    void setExpandClickListener(View.OnClickListener onClickListener);
 
     default void disable(int state1, int state2, boolean animate) {}
 }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
index abe819b..fd9ddb0 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
@@ -17,7 +17,6 @@
 package com.android.systemui.qs;
 
 import static android.app.StatusBarManager.DISABLE2_QUICK_SETTINGS;
-import static android.content.res.Configuration.ORIENTATION_LANDSCAPE;
 
 import android.content.Context;
 import android.content.Intent;
@@ -27,6 +26,7 @@
 import android.graphics.PorterDuff.Mode;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.RippleDrawable;
+import android.os.Bundle;
 import android.os.UserManager;
 import android.support.annotation.Nullable;
 import android.support.annotation.VisibleForTesting;
@@ -34,6 +34,7 @@
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.View.OnClickListener;
+import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
@@ -96,6 +97,7 @@
     private ImageView mMobileRoaming;
     private final int mColorForeground;
     private final CellSignalState mInfo = new CellSignalState();
+    private OnClickListener mExpandClickListener;
 
     public QSFooterImpl(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -140,6 +142,7 @@
         mActivityStarter = Dependency.get(ActivityStarter.class);
         addOnLayoutChangeListener((v, left, top, right, bottom, oldLeft, oldTop, oldRight,
                 oldBottom) -> updateAnimator(right - left));
+        setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_YES);
     }
 
     private void updateAnimator(int width) {
@@ -205,6 +208,11 @@
     }
 
     @Override
+    public void setExpandClickListener(OnClickListener onClickListener) {
+        mExpandClickListener = onClickListener;
+    }
+
+    @Override
     public void setExpanded(boolean expanded) {
         if (mExpanded == expanded) return;
         mExpanded = expanded;
@@ -238,8 +246,20 @@
     }
 
     @Override
-    public View getExpandView() {
-        return findViewById(R.id.expand_indicator);
+    public boolean performAccessibilityAction(int action, Bundle arguments) {
+        if (action == AccessibilityNodeInfo.ACTION_EXPAND) {
+            if (mExpandClickListener != null) {
+                mExpandClickListener.onClick(null);
+                return true;
+            }
+        }
+        return super.performAccessibilityAction(action, arguments);
+    }
+
+    @Override
+    public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
+        super.onInitializeAccessibilityNodeInfo(info);
+        info.addAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_EXPAND);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java b/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
index b82e355..cbd1ca1 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
@@ -240,11 +240,6 @@
     @Override
     public void setHeaderClickable(boolean clickable) {
         if (DEBUG) Log.d(TAG, "setHeaderClickable " + clickable);
-
-        View expandView = mFooter.getExpandView();
-        if (expandView != null) {
-            expandView.setClickable(clickable);
-        }
     }
 
     @Override
@@ -369,11 +364,7 @@
 
     @Override
     public void setExpandClickListener(OnClickListener onClickListener) {
-        View expandView = mFooter.getExpandView();
-
-        if (expandView != null) {
-            expandView.setOnClickListener(onClickListener);
-        }
+        mFooter.setExpandClickListener(onClickListener);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java b/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
index 24b5a34..2ea21c6 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/car/CarQSFooter.java
@@ -114,11 +114,9 @@
         }
     }
 
-    @Nullable
     @Override
-    public View getExpandView() {
+    public void setExpandClickListener(OnClickListener onClickListener) {
         // No view that should expand/collapse the quick settings.
-        return null;
     }
 
     @Override
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 351633b..ca459a5 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
@@ -1965,14 +1965,12 @@
 
     @Override
     public void onClick(View v) {
-        if (v.getId() == R.id.expand_indicator) {
-            onQsExpansionStarted();
-            if (mQsExpanded) {
-                flingSettings(0 /* vel */, false /* expand */, null, true /* isClick */);
-            } else if (mQsExpansionEnabled) {
-                mLockscreenGestureLogger.write(MetricsEvent.ACTION_SHADE_QS_TAP, 0, 0);
-                flingSettings(0 /* vel */, true /* expand */, null, true /* isClick */);
-            }
+        onQsExpansionStarted();
+        if (mQsExpanded) {
+            flingSettings(0 /* vel */, false /* expand */, null, true /* isClick */);
+        } else if (mQsExpansionEnabled) {
+            mLockscreenGestureLogger.write(MetricsEvent.ACTION_SHADE_QS_TAP, 0, 0);
+            flingSettings(0 /* vel */, true /* expand */, null, true /* isClick */);
         }
     }