Merge "Skip sending user home when the overview command queue is pending." into udc-qpr-dev

quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java

@@ -1305,6 +1305,13 @@ public class QuickstepLauncher extends Launcher {
                                 : groupTask.mSplitBounds.leftTaskPercent);
     }
 
+    @Override
+    public boolean isCommandQueueEmpty() {
+        OverviewCommandHelper overviewCommandHelper = mTISBindHelper.getOverviewCommandHelper();
+        return super.isCommandQueueEmpty()
+                && (overviewCommandHelper == null || overviewCommandHelper.isCommandQueueEmpty());
+    }
+
     private static final class LauncherTaskViewController extends
             TaskViewTouchController<Launcher> {
 

quickstep/src/com/android/quickstep/OverviewCommandHelper.java

@@ -140,6 +140,11 @@ public class OverviewCommandHelper {
         mPendingCommands.clear();
     }
 
+    @UiThread
+    public boolean isCommandQueueEmpty() {
+        return mPendingCommands.isEmpty();
+    }
+
     @Nullable
     private TaskView getNextTask(RecentsView view) {
         final TaskView runningTaskView = view.getRunningTaskView();

quickstep/src/com/android/quickstep/RecentsActivity.java

@@ -466,4 +466,11 @@ public final class RecentsActivity extends StatefulActivity<RecentsState> {
             }
         };
     }
+
+    @Override
+    public boolean isCommandQueueEmpty() {
+        OverviewCommandHelper overviewCommandHelper = mTISBindHelper.getOverviewCommandHelper();
+        return super.isCommandQueueEmpty()
+                && (overviewCommandHelper == null || overviewCommandHelper.isCommandQueueEmpty());
+    }
 }

quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java

@@ -80,11 +80,16 @@ public class FallbackRecentsView extends RecentsView<RecentsActivity, RecentsSta
     }
 
     @Override
-    public void startHome(boolean animated) {
+    protected void handleStartHome(boolean animated) {
         mActivity.startHome();
         AbstractFloatingView.closeAllOpenViews(mActivity, mActivity.isStarted());
     }
 
+    @Override
+    public boolean isCommandQueueEmpty() {
+        return mActivity.isCommandQueueEmpty();
+    }
+
     /**
      * When starting gesture interaction from home, we add a temporary invisible tile corresponding
      * to the home task. This allows us to handle quick-switch similarly to a quick-switching

quickstep/src/com/android/quickstep/views/LauncherRecentsView.java

@@ -82,13 +82,18 @@ public class LauncherRecentsView extends RecentsView<QuickstepLauncher, Launcher
     }
 
     @Override
-    public void startHome(boolean animated) {
+    protected void handleStartHome(boolean animated) {
         StateManager stateManager = mActivity.getStateManager();
         animated &= stateManager.shouldAnimateStateChange();
         stateManager.goToState(NORMAL, animated);
         AbstractFloatingView.closeAllOpenViews(mActivity, animated);
     }
 
+    @Override
+    public boolean isCommandQueueEmpty() {
+        return mActivity.isCommandQueueEmpty();
+    }
+
     @Override
     protected void onTaskLaunchAnimationEnd(boolean success) {
         if (success) {

quickstep/src/com/android/quickstep/views/RecentsView.java

@@ -2366,7 +2366,15 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
         startHome(mActivity.isStarted());
     }
 
-    public abstract void startHome(boolean animated);
+    public void startHome(boolean animated) {
+        if (!isCommandQueueEmpty()) return;
+        handleStartHome(animated);
+    }
+
+    protected abstract void handleStartHome(boolean animated);
+
+    /** Returns whether the overview command helper queue is empty. */
+    public abstract boolean isCommandQueueEmpty();
 
     public void reset() {
         setCurrentTask(-1);

src/com/android/launcher3/statemanager/StatefulActivity.java

@@ -237,4 +237,10 @@ public abstract class StatefulActivity<STATE_TYPE extends BaseState<STATE_TYPE>>
      * @param leftOrTop if the staged split will be positioned left or top.
      */
     public void enterStageSplitFromRunningApp(boolean leftOrTop) { }
+
+
+    /** Returns whether the overview command helper queue is empty. */
+    public boolean isCommandQueueEmpty() {
+        return true;
+    }
 }