Merge "Make the bubbles window NOT_FOCUSABLE when the IME is up, but FOCUSABLE otherwise." into rvc-dev am: cb61f9da9d am: 07557f7e7b

Original change: undetermined

Change-Id: Ib5342d57d021d14a55241b724cd046d628a600b7

packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java

@@ -211,6 +211,13 @@ public class BubbleController implements ConfigurationController.ConfigurationLi
     // TODO (b/145659174): allow for multiple callbacks to support the "shadow" new notif pipeline
     private final List<NotifCallback> mCallbacks = new ArrayList<>();
 
+    /**
+     * Whether the IME is visible, as reported by the BubbleStackView. If it is, we'll make the
+     * Bubbles window NOT_FOCUSABLE so that touches on the Bubbles UI doesn't steal focus from the
+     * ActivityView and hide the IME.
+     */
+    private boolean mImeVisible = false;
+
     /**
      * Listener to find out about stack expansion / collapse events.
      */
@@ -598,7 +605,8 @@ public class BubbleController implements ConfigurationController.ConfigurationLi
         if (mStackView == null) {
             mStackView = new BubbleStackView(
                     mContext, mBubbleData, mSurfaceSynchronizer, mFloatingContentCoordinator,
-                    mSysUiState, mNotificationShadeWindowController, this::onAllBubblesAnimatedOut);
+                    mSysUiState, mNotificationShadeWindowController, this::onAllBubblesAnimatedOut,
+                    this::onImeVisibilityChanged);
             mStackView.addView(mBubbleScrim);
             if (mExpandListener != null) {
                 mStackView.setExpandListener(mExpandListener);
@@ -649,6 +657,11 @@ public class BubbleController implements ConfigurationController.ConfigurationLi
         }
     }
 
+    private void onImeVisibilityChanged(boolean imeVisible) {
+        mImeVisible = imeVisible;
+        updateWmFlags();
+    }
+
     /** Removes the BubbleStackView from the WindowManager if it's there. */
     private void removeFromWindowManagerMaybe() {
         if (!mAddedToWindowManager) {
@@ -676,13 +689,14 @@ public class BubbleController implements ConfigurationController.ConfigurationLi
      * the new params if the stack has been added.
      */
     private void updateWmFlags() {
-        if (isStackExpanded()) {
+        if (isStackExpanded() && !mImeVisible) {
-            // If we're expanded, we want to be focusable so that the ActivityView can receive focus
+            // If we're expanded, and the IME isn't visible, we want to be focusable. This ensures
-            // and show the IME.
+            // that any taps within Bubbles (including on the ActivityView) results in Bubbles
+            // receiving focus and clearing it from any other windows that might have it.
             mWmLayoutParams.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
         } else {
-            // If we're collapsed, we don't want to be able to receive focus. Doing so would
+            // If we're collapsed, we don't want to be focusable since tapping on the stack would
-            // preclude applications from using the IME since we are always above them.
+            // steal focus from apps. We also don't want to be focusable if the IME is visible,
             mWmLayoutParams.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
         }
 

packages/SystemUI/src/com/android/systemui/bubbles/BubbleExpandedView.java

@@ -34,6 +34,7 @@ import static com.android.systemui.bubbles.BubbleDebugConfig.TAG_BUBBLES;
 import static com.android.systemui.bubbles.BubbleDebugConfig.TAG_WITH_CLASS_NAME;
 
 import android.annotation.Nullable;
+import android.annotation.SuppressLint;
 import android.app.ActivityOptions;
 import android.app.ActivityTaskManager;
 import android.app.ActivityView;
@@ -239,6 +240,7 @@ public class BubbleExpandedView extends LinearLayout {
         mPointerMargin = res.getDimensionPixelSize(R.dimen.bubble_pointer_margin);
     }
 
+    @SuppressLint("ClickableViewAccessibility")
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
@@ -290,6 +292,30 @@ public class BubbleExpandedView extends LinearLayout {
             }
             return view.onApplyWindowInsets(insets);
         });
+
+        final int expandedViewPadding =
+                res.getDimensionPixelSize(R.dimen.bubble_expanded_view_padding);
+
+        setPadding(
+                expandedViewPadding, expandedViewPadding, expandedViewPadding, expandedViewPadding);
+        setOnTouchListener((view, motionEvent) -> {
+            if (!usingActivityView()) {
+                return false;
+            }
+
+            final Rect avBounds = new Rect();
+            mActivityView.getBoundsOnScreen(avBounds);
+
+            // Consume and ignore events on the expanded view padding that are within the
+            // ActivityView's vertical bounds. These events are part of a back gesture, and so they
+            // should not collapse the stack (which all other touches on areas around the AV would
+            // do).
+            if (motionEvent.getRawY() >= avBounds.top && motionEvent.getRawY() <= avBounds.bottom) {
+                return true;
+            }
+
+            return false;
+        });
     }
 
     private String getBubbleKey() {
@@ -323,9 +349,19 @@ public class BubbleExpandedView extends LinearLayout {
         }
     }
 
+    /**
+     * Hides the IME if it's showing. This is currently done by dispatching a back press to the AV.
+     */
+    void hideImeIfVisible() {
+        if (mKeyboardVisible) {
+            performBackPressIfNeeded();
+        }
+    }
+
     @Override
     protected void onDetachedFromWindow() {
         super.onDetachedFromWindow();
+        hideImeIfVisible();
         mKeyboardVisible = false;
         mNeedsNewHeight = false;
         if (mActivityView != null) {

packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java

@@ -341,6 +341,12 @@ public class BubbleStackView extends FrameLayout
 
     private final NotificationShadeWindowController mNotificationShadeWindowController;
 
+    /**
+     * Callback to run when the IME visibility changes - BubbleController uses this to update the
+     * Bubbles window focusability flags with the WindowManager.
+     */
+    public final Consumer<Boolean> mOnImeVisibilityChanged;
+
     /**
      * The currently magnetized object, which is being dragged and will be attracted to the magnetic
      * dismiss target.
@@ -667,7 +673,8 @@ public class BubbleStackView extends FrameLayout
             FloatingContentCoordinator floatingContentCoordinator,
             SysUiState sysUiState,
             NotificationShadeWindowController notificationShadeWindowController,
-            Runnable allBubblesAnimatedOutAction) {
+            Runnable allBubblesAnimatedOutAction,
+            Consumer<Boolean> onImeVisibilityChanged) {
         super(context);
 
         mBubbleData = data;
@@ -724,8 +731,6 @@ public class BubbleStackView extends FrameLayout
 
         mExpandedViewContainer = new FrameLayout(context);
         mExpandedViewContainer.setElevation(elevation);
-        mExpandedViewContainer.setPadding(mExpandedViewPadding, mExpandedViewPadding,
-                mExpandedViewPadding, mExpandedViewPadding);
         mExpandedViewContainer.setClipChildren(false);
         addView(mExpandedViewContainer);
 
@@ -793,7 +798,11 @@ public class BubbleStackView extends FrameLayout
 
         setUpOverflow();
 
+        mOnImeVisibilityChanged = onImeVisibilityChanged;
+
         setOnApplyWindowInsetsListener((View view, WindowInsets insets) -> {
+            onImeVisibilityChanged.accept(insets.getInsets(WindowInsets.Type.ime()).bottom > 0);
+
             if (!mIsExpanded || mIsExpansionAnimating) {
                 return view.onApplyWindowInsets(insets);
             }
@@ -2126,6 +2135,13 @@ public class BubbleStackView extends FrameLayout
         if (DEBUG_BUBBLE_STACK_VIEW) {
             Log.d(TAG, "updateExpandedBubble()");
         }
+
+        if (mExpandedBubble != null && mExpandedBubble.getExpandedView() != null) {
+            // Hide the currently expanded bubble's IME if it's visible before switching to a new
+            // bubble.
+            mExpandedBubble.getExpandedView().hideImeIfVisible();
+        }
+
         mExpandedViewContainer.removeAllViews();
         if (mIsExpanded && mExpandedBubble != null
                 && mExpandedBubble.getExpandedView() != null) {