Merge "Run HOVER_EXIT event only if there's no BUTTON_PRESS event after." into rvc-dev am: e01198edec am: a9914ea6df

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12049437

Change-Id: If04f0dd88f7ea62d6ef2a4d684c23c171d1456fe

packages/SystemUI/src/com/android/systemui/pip/phone/PipTouchHandler.java

@@ -242,7 +242,8 @@ public class PipTouchHandler {
                         this::updateMovementBounds, sysUiState);
         mTouchState = new PipTouchState(ViewConfiguration.get(context), mHandler,
                 () -> mMenuController.showMenuWithDelay(MENU_STATE_FULL, mMotionHelper.getBounds(),
-                        true /* allowMenuTimeout */, willResizeMenu(), shouldShowResizeHandle()));
+                        true /* allowMenuTimeout */, willResizeMenu(), shouldShowResizeHandle()),
+                        menuController::hideMenu);
 
         Resources res = context.getResources();
         mEnableDismissDragToEdge = res.getBoolean(R.bool.config_pipEnableDismissDragToEdge);
@@ -708,6 +709,7 @@ public class PipTouchHandler {
                 // on and changing MotionEvents into HoverEvents.
                 // Let's not enable menu show/hide for a11y services.
                 if (!mAccessibilityManager.isTouchExplorationEnabled()) {
+                    mTouchState.removeHoverExitTimeoutCallback();
                     mMenuController.showMenu(MENU_STATE_FULL, mMotionHelper.getBounds(),
                             false /* allowMenuTimeout */, false /* willResizeMenu */,
                             shouldShowResizeHandle());
@@ -725,7 +727,7 @@ public class PipTouchHandler {
                 // Let's not enable menu show/hide for a11y services.
                 if (!mAccessibilityManager.isTouchExplorationEnabled()) {
                     mHideMenuAfterShown = true;
-                    mMenuController.hideMenu();
+                    mTouchState.scheduleHoverExitTimeoutCallback();
                 }
                 if (!shouldDeliverToMenu && mSendingHoverAccessibilityEvents) {
                     sendAccessibilityHoverEvent(AccessibilityEvent.TYPE_VIEW_HOVER_EXIT);

packages/SystemUI/src/com/android/systemui/pip/phone/PipTouchState.java

@@ -36,10 +36,12 @@ public class PipTouchState {
 
     @VisibleForTesting
     static final long DOUBLE_TAP_TIMEOUT = 200;
+    static final long HOVER_EXIT_TIMEOUT = 50;
 
     private final Handler mHandler;
     private final ViewConfiguration mViewConfig;
     private final Runnable mDoubleTapTimeoutCallback;
+    private final Runnable mHoverExitTimeoutCallback;
 
     private VelocityTracker mVelocityTracker;
     private long mDownTouchTime = 0;
@@ -64,10 +66,11 @@ public class PipTouchState {
     private int mActivePointerId;
 
     public PipTouchState(ViewConfiguration viewConfig, Handler handler,
-            Runnable doubleTapTimeoutCallback) {
+            Runnable doubleTapTimeoutCallback, Runnable hoverExitTimeoutCallback) {
         mViewConfig = viewConfig;
         mHandler = handler;
         mDoubleTapTimeoutCallback = doubleTapTimeoutCallback;
+        mHoverExitTimeoutCallback = hoverExitTimeoutCallback;
     }
 
     /**
@@ -197,6 +200,10 @@ public class PipTouchState {
                 recycleVelocityTracker();
                 break;
             }
+            case MotionEvent.ACTION_BUTTON_PRESS: {
+                removeHoverExitTimeoutCallback();
+                break;
+            }
         }
     }
 
@@ -326,6 +333,15 @@ public class PipTouchState {
         mHandler.removeCallbacks(mDoubleTapTimeoutCallback);
     }
 
+    void scheduleHoverExitTimeoutCallback() {
+        mHandler.removeCallbacks(mHoverExitTimeoutCallback);
+        mHandler.postDelayed(mHoverExitTimeoutCallback, HOVER_EXIT_TIMEOUT);
+    }
+
+    void removeHoverExitTimeoutCallback() {
+        mHandler.removeCallbacks(mHoverExitTimeoutCallback);
+    }
+
     void addMovementToVelocityTracker(MotionEvent event) {
         if (mVelocityTracker == null) {
             return;

packages/SystemUI/tests/src/com/android/systemui/pip/phone/PipTouchStateTest.java

@@ -16,6 +16,7 @@
 
 package com.android.systemui.pip.phone;
 
+import static android.view.MotionEvent.ACTION_BUTTON_PRESS;
 import static android.view.MotionEvent.ACTION_DOWN;
 import static android.view.MotionEvent.ACTION_MOVE;
 import static android.view.MotionEvent.ACTION_UP;
@@ -49,13 +50,17 @@ public class PipTouchStateTest extends SysuiTestCase {
 
     private PipTouchState mTouchState;
     private CountDownLatch mDoubleTapCallbackTriggeredLatch;
+    private CountDownLatch mHoverExitCallbackTriggeredLatch;
 
     @Before
     public void setUp() throws Exception {
         mDoubleTapCallbackTriggeredLatch = new CountDownLatch(1);
+        mHoverExitCallbackTriggeredLatch = new CountDownLatch(1);
         mTouchState = new PipTouchState(ViewConfiguration.get(getContext()),
                 Handler.createAsync(Looper.myLooper()), () -> {
             mDoubleTapCallbackTriggeredLatch.countDown();
+        }, () -> {
+            mHoverExitCallbackTriggeredLatch.countDown();
         });
         assertFalse(mTouchState.isDoubleTap());
         assertFalse(mTouchState.isWaitingForDoubleTap());
@@ -120,6 +125,35 @@ public class PipTouchStateTest extends SysuiTestCase {
         assertTrue(mTouchState.getDoubleTapTimeoutCallbackDelay() == -1);
     }
 
+    @Test
+    public void testHoverExitTimeout_timeoutCallbackCalled() throws Exception {
+        mTouchState.scheduleHoverExitTimeoutCallback();
+
+        // TODO: Remove this sleep. Its only being added because it speeds up this test a bit.
+        Thread.sleep(50);
+        TestableLooper.get(this).processAllMessages();
+        assertTrue(mHoverExitCallbackTriggeredLatch.getCount() == 0);
+    }
+
+    @Test
+    public void testHoverExitTimeout_timeoutCallbackNotCalled() throws Exception {
+        mTouchState.scheduleHoverExitTimeoutCallback();
+        TestableLooper.get(this).processAllMessages();
+        assertTrue(mHoverExitCallbackTriggeredLatch.getCount() == 1);
+    }
+
+    @Test
+    public void testHoverExitTimeout_timeoutCallbackNotCalled_ifButtonPress() throws Exception {
+        mTouchState.scheduleHoverExitTimeoutCallback();
+        mTouchState.onTouchEvent(createMotionEvent(ACTION_BUTTON_PRESS, SystemClock.uptimeMillis(),
+                0, 0));
+
+        // TODO: Remove this sleep. Its only being added because it speeds up this test a bit.
+        Thread.sleep(50);
+        TestableLooper.get(this).processAllMessages();
+        assertTrue(mHoverExitCallbackTriggeredLatch.getCount() == 1);
+    }
+
     private MotionEvent createMotionEvent(int action, long eventTime, float x, float y) {
         return MotionEvent.obtain(0, eventTime, action, x, y, 0);
     }