Adding minimal logs to investigate overview floating bug

Test: reproed bugs locally and verified minimal logs will be useful.

Bug: 279059025
Bug: 291682082

Change-Id: I496adba0c7a797a26f5cc7beb42d5e38d895e122

quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java

@@ -55,12 +55,14 @@ import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_T
 import static com.android.quickstep.views.RecentsView.RECENTS_SCALE_PROPERTY;
 
 import android.animation.ValueAnimator;
+import android.util.Log;
 
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.Hotseat;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.states.StateAnimationConfig;
+import com.android.launcher3.testing.shared.TestProtocol;
 import com.android.launcher3.touch.AllAppsSwipeController;
 import com.android.launcher3.uioverrides.QuickstepLauncher;
 import com.android.launcher3.util.DisplayController;
@@ -94,7 +96,8 @@ public class QuickstepAtomicAnimationFactory extends
     @Override
     public void prepareForAtomicAnimation(LauncherState fromState, LauncherState toState,
             StateAnimationConfig config) {
-
+        Log.d(TestProtocol.OVERVIEW_OVER_HOME, "creating animation fromState: "
+                + fromState + " toState: " + toState);
         RecentsView overview = mActivity.getOverviewPanel();
         if ((fromState == OVERVIEW || fromState == OVERVIEW_SPLIT_SELECT) && toState == NORMAL) {
             overview.switchToScreenshot(() ->

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

@@ -30,6 +30,7 @@ import android.annotation.TargetApi;
 import android.content.Context;
 import android.os.Build;
 import android.util.AttributeSet;
+import android.util.Log;
 import android.view.MotionEvent;
 import android.view.Surface;
 
@@ -43,6 +44,7 @@ import com.android.launcher3.statehandlers.DepthController;
 import com.android.launcher3.statehandlers.DesktopVisibilityController;
 import com.android.launcher3.statemanager.StateManager;
 import com.android.launcher3.statemanager.StateManager.StateListener;
+import com.android.launcher3.testing.shared.TestProtocol;
 import com.android.launcher3.uioverrides.QuickstepLauncher;
 import com.android.launcher3.util.PendingSplitSelectInfo;
 import com.android.launcher3.util.SplitConfigurationOptions;
@@ -165,6 +167,8 @@ public class LauncherRecentsView extends RecentsView<QuickstepLauncher, Launcher
     @Override
     public void setOverviewStateEnabled(boolean enabled) {
         super.setOverviewStateEnabled(enabled);
+        Log.d(TestProtocol.OVERVIEW_OVER_HOME, "overview state enabled state has changed: "
+                + enabled);
         if (enabled) {
             LauncherState state = mActivity.getStateManager().getState();
             boolean hasClearAllButton = (state.getVisibleElements(mActivity)

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

@@ -27,6 +27,7 @@ import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.os.Handler;
 import android.os.Looper;
+import android.util.Log;
 
 import androidx.annotation.FloatRange;
 
@@ -35,6 +36,7 @@ import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.states.StateAnimationConfig.AnimationFlags;
+import com.android.launcher3.testing.shared.TestProtocol;
 
 import java.io.PrintWriter;
 import java.util.ArrayList;
@@ -225,6 +227,8 @@ public class StateManager<STATE_TYPE extends BaseState<STATE_TYPE>> {
 
     private void goToState(
             STATE_TYPE state, boolean animated, long delay, AnimatorListener listener) {
+        Log.d(TestProtocol.OVERVIEW_OVER_HOME, "go to state " + state);
+
         animated &= areAnimatorsEnabled();
         if (mActivity.isInState(state)) {
             if (mConfig.currentAnimation == null) {
@@ -379,6 +383,8 @@ public class StateManager<STATE_TYPE extends BaseState<STATE_TYPE>> {
         mState = state;
         mActivity.onStateSetStart(mState);
 
+        Log.d(TestProtocol.OVERVIEW_OVER_HOME, "Notifying listeners for state transition start"
+                + " to state: " + state.toString());
         for (int i = mListeners.size() - 1; i >= 0; i--) {
             mListeners.get(i).onStateTransitionStart(state);
         }
@@ -396,6 +402,8 @@ public class StateManager<STATE_TYPE extends BaseState<STATE_TYPE>> {
             setRestState(null);
         }
 
+        Log.d(TestProtocol.OVERVIEW_OVER_HOME, "Notifying " + mListeners.size() + " listeners "
+                + "for end transition for state: " + state.toString());
         for (int i = mListeners.size() - 1; i >= 0; i--) {
             mListeners.get(i).onStateTransitionComplete(state);
         }
@@ -433,6 +441,7 @@ public class StateManager<STATE_TYPE extends BaseState<STATE_TYPE>> {
      * Cancels the current animation.
      */
     public void cancelAnimation() {
+        Log.d(TestProtocol.OVERVIEW_OVER_HOME, "current animation cancelled");
         mConfig.reset();
         // It could happen that a new animation is set as a result of an endListener on the
         // existing animation.
@@ -456,6 +465,7 @@ public class StateManager<STATE_TYPE extends BaseState<STATE_TYPE>> {
      * @param toState The state we are animating towards.
      */
     public void setCurrentAnimation(AnimatorSet anim, STATE_TYPE toState) {
+        Log.d(TestProtocol.OVERVIEW_OVER_HOME, "setting animation to " + toState.toString());
         cancelAnimation();
         setCurrentAnimation(anim);
         anim.addListener(createStateAnimationListener(toState));

tests/shared/com/android/launcher3/testing/shared/TestProtocol.java

@@ -158,6 +158,8 @@ public final class TestProtocol {
     public static final String FLAKY_ACTIVITY_COUNT = "b/260260325";
     public static final String ICON_MISSING = "b/282963545";
 
+    public static final String OVERVIEW_OVER_HOME = "b/279059025";
+
     public static final String REQUEST_EMULATE_DISPLAY = "emulate-display";
     public static final String REQUEST_STOP_EMULATE_DISPLAY = "stop-emulate-display";
     public static final String REQUEST_IS_EMULATE_DISPLAY_RUNNING = "is-emulate-display-running";