From 86bd1dce8d13c117c8a73e38753caeb451e739ef Mon Sep 17 00:00:00 2001
From: Tracy Zhou <tracyzhou@google.com>
Date: Wed, 28 Jul 2021 22:02:18 -0700
Subject: [PATCH] Clear command queue of OverviewCommandHelper on home tap

Fixes: 194934483
Test: manual
Change-Id: Id83b341245793c38c305e6ada5581ac4e49527a7
---
 .../android/launcher3/BaseQuickstepLauncher.java    | 13 +++++++++++++
 .../android/quickstep/OverviewCommandHelper.java    |  5 +++++
 .../android/quickstep/TouchInteractionService.java  |  4 ++++
 3 files changed, 22 insertions(+)

diff --git a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
index e1d05746af..b4b29aaae3 100644
--- a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
@@ -64,6 +64,7 @@ import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.IntSet;
 import com.android.launcher3.util.ObjectWrapper;
 import com.android.launcher3.util.UiThreadHelper;
+import com.android.quickstep.OverviewCommandHelper;
 import com.android.quickstep.RecentsModel;
 import com.android.quickstep.SysUINavigationMode;
 import com.android.quickstep.SysUINavigationMode.Mode;
@@ -109,6 +110,7 @@ public abstract class BaseQuickstepLauncher extends Launcher
     private OverviewActionsView mActionsView;
 
     private @Nullable TaskbarManager mTaskbarManager;
+    private @Nullable OverviewCommandHelper mOverviewCommandHelper;
     private @Nullable LauncherTaskbarUIController mTaskbarUIController;
     private final ServiceConnection mTisBinderConnection = new ServiceConnection() {
         @Override
@@ -117,6 +119,8 @@ public abstract class BaseQuickstepLauncher extends Launcher
             mTaskbarManager.setLauncher(BaseQuickstepLauncher.this);
             Log.d(TAG, "TIS service connected");
             resetServiceBindRetryState();
+
+            mOverviewCommandHelper = ((TISBinder) iBinder).getOverviewCommandHelper();
         }
 
         @Override
@@ -159,6 +163,15 @@ public abstract class BaseQuickstepLauncher extends Launcher
         super.onDestroy();
     }
 
+    @Override
+    protected void onNewIntent(Intent intent) {
+        super.onNewIntent(intent);
+
+        if (mOverviewCommandHelper != null) {
+            mOverviewCommandHelper.clearPendingCommands();
+        }
+    }
+
     public QuickstepTransitionManager getAppTransitionManager() {
         return mAppTransitionManager;
     }
diff --git a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
index 89c2ed8ed1..5d1f90885a 100644
--- a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
+++ b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
@@ -109,6 +109,11 @@ public class OverviewCommandHelper {
         MAIN_EXECUTOR.execute(() -> addCommand(cmd));
     }
 
+    @UiThread
+    public void clearPendingCommands() {
+        mPendingCommands.clear();
+    }
+
     private TaskView getNextTask(RecentsView view) {
         final TaskView runningTaskView = view.getRunningTaskView();
 
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index e55f1d16ec..61622eebda 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -297,6 +297,10 @@ public class TouchInteractionService extends Service implements PluginListener<O
         public TaskbarManager getTaskbarManager() {
             return mTaskbarManager;
         }
+
+        public OverviewCommandHelper getOverviewCommandHelper() {
+            return mOverviewCommandHelper;
+        }
     }
 
     private static boolean sConnected = false;