commit be8c34077cb06da736053926f931c3e4f0be44dc
author Sunny Goyal <sunnygoyal@google.com> Wed May 22 15:17:52 2019 -0700
committer Sunny Goyal <sunnygoyal@google.com> Wed May 22 15:21:56 2019 -0700
tree e6139e9093db238623bdc9642cb7aa226338efa9
parent 07b985b5e5763bafec786d52b8f65fdcff2d1b14

Lock launcher rotation during activity transition to allow
proper seamless transition at the end

Bug: 131360075
Change-Id: I2b76d4b3e0528e56b7b4709fd3708bc858bf1612

src/com/android/launcher3/Launcher.java

diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 40eb912..07bacf3 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -29,6 +29,7 @@
 import static com.android.launcher3.dragndrop.DragLayer.ALPHA_INDEX_LAUNCHER_LOAD;
 import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
 import static com.android.launcher3.logging.LoggerUtils.newTarget;
+import static com.android.launcher3.states.RotationHelper.REQUEST_NONE;
 import static com.android.launcher3.util.RaceConditionTracker.ENTER;
 import static com.android.launcher3.util.RaceConditionTracker.EXIT;
 
@@ -76,8 +77,6 @@
 import android.view.animation.OvershootInterpolator;
 import android.widget.Toast;
 
-import androidx.annotation.Nullable;
-
 import com.android.launcher3.DropTarget.DragObject;
 import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
 import com.android.launcher3.allapps.AllAppsContainerView;
@@ -154,6 +153,8 @@
 import java.util.List;
 import java.util.function.Predicate;
 
+import androidx.annotation.Nullable;
+
 /**
  * Default launcher application.
  */
@@ -406,6 +407,7 @@
         super.onEnterAnimationComplete();
         UiFactory.onEnterAnimationComplete(this);
         mAllAppsController.highlightWorkTabIfNecessary();
+        mRotationHelper.setCurrentTransitionRequest(REQUEST_NONE);
     }
 
     @Override

src/com/android/launcher3/states/RotationHelper.java

diff --git a/src/com/android/launcher3/states/RotationHelper.java b/src/com/android/launcher3/states/RotationHelper.java
index 3727fa6..b6c3c35 100644
--- a/src/com/android/launcher3/states/RotationHelper.java
+++ b/src/com/android/launcher3/states/RotationHelper.java
@@ -63,6 +63,10 @@
      */
     private int mStateHandlerRequest = REQUEST_NONE;
     /**
+     * Rotation request made by an app transition
+     */
+    private int mCurrentTransitionRequest = REQUEST_NONE;
+    /**
      * Rotation request made by a Launcher State
      */
     private int mCurrentStateRequest = REQUEST_NONE;
@@ -123,6 +127,13 @@
         }
     }
 
+    public void setCurrentTransitionRequest(int request) {
+        if (mCurrentTransitionRequest != request) {
+            mCurrentTransitionRequest = request;
+            notifyChange();
+        }
+    }
+
     public void setCurrentStateRequest(int request) {
         if (mCurrentStateRequest != request) {
             mCurrentStateRequest = request;
@@ -163,6 +174,9 @@
         if (mStateHandlerRequest != REQUEST_NONE) {
             activityFlags = mStateHandlerRequest == REQUEST_LOCK ?
                     SCREEN_ORIENTATION_LOCKED : SCREEN_ORIENTATION_UNSPECIFIED;
+        } else if (mCurrentTransitionRequest != REQUEST_NONE) {
+            activityFlags = mCurrentTransitionRequest == REQUEST_LOCK ?
+                    SCREEN_ORIENTATION_LOCKED : SCREEN_ORIENTATION_UNSPECIFIED;
         } else if (mCurrentStateRequest == REQUEST_LOCK) {
             activityFlags = SCREEN_ORIENTATION_LOCKED;
         } else if (mIgnoreAutoRotateSettings || mCurrentStateRequest == REQUEST_ROTATE

src/com/android/launcher3/views/FloatingIconView.java

diff --git a/src/com/android/launcher3/views/FloatingIconView.java b/src/com/android/launcher3/views/FloatingIconView.java
index 3d5877a..3b18621 100644
--- a/src/com/android/launcher3/views/FloatingIconView.java
+++ b/src/com/android/launcher3/views/FloatingIconView.java
@@ -20,6 +20,7 @@
 import static com.android.launcher3.Utilities.mapToRange;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.config.FeatureFlags.ADAPTIVE_ICON_WINDOW_ANIM;
+import static com.android.launcher3.states.RotationHelper.REQUEST_LOCK;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -169,6 +170,7 @@
     protected void onAttachedToWindow() {
         super.onAttachedToWindow();
         getViewTreeObserver().addOnGlobalLayoutListener(this);
+        mLauncher.getRotationHelper().setCurrentTransitionRequest(REQUEST_LOCK);
     }
 
     @Override