commit af161fd20c0ae75f8aa6d609159248612c191e38
author Sunny Goyal <sunnygoyal@google.com> Mon Feb 05 16:34:57 2018 -0800
committer Sunny Goyal <sunnygoyal@google.com> Tue Feb 06 10:06:53 2018 -0800
tree f2113e697b35e2ae84b389d9d7ee6559aa4911ba
parent a5e70402191bcf497b946033a9b258ec1f563893

Preserving the last state when going to overview.

> Resetting the state to NORMAL on every onStop so that the user
  never starts on the overview screen

Change-Id: If3c17693b7125a3969809e60891a2ab978fe83bc

src/com/android/launcher3/Launcher.java

diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index b01b86c..5da4944 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -788,6 +788,7 @@
                     mStateManager.getState().containerType);
         }
         NotificationListener.removeNotificationsChangedListener();
+        getStateManager().moveToRestState();
     }
 
     @Override

src/com/android/launcher3/LauncherStateManager.java

diff --git a/src/com/android/launcher3/LauncherStateManager.java b/src/com/android/launcher3/LauncherStateManager.java
index 6eafc89..4aed520 100644
--- a/src/com/android/launcher3/LauncherStateManager.java
+++ b/src/com/android/launcher3/LauncherStateManager.java
@@ -85,6 +85,8 @@
     private LauncherState mLastStableState = NORMAL;
     private LauncherState mCurrentStableState = NORMAL;
 
+    private LauncherState mRestState;
+
     private StateListener mStateListener;
 
     public LauncherStateManager(Launcher l) {
@@ -289,12 +291,32 @@
         mLauncher.getWorkspace().setClipChildren(!state.disablePageClipping);
         mLauncher.getUserEventDispatcher().resetElapsedContainerMillis();
         mLauncher.finishAutoCancelActionMode();
+
+        if (state == NORMAL) {
+            setRestState(null);
+        }
     }
 
     public LauncherState getLastState() {
         return mLastStableState;
     }
 
+    public void moveToRestState() {
+        if (mState.disableRestore) {
+            goToState(getRestState());
+            // Reset history
+            mLastStableState = NORMAL;
+        }
+    }
+
+    public LauncherState getRestState() {
+        return mRestState == null ? NORMAL : mRestState;
+    }
+
+    public void setRestState(LauncherState restState) {
+        mRestState = restState;
+    }
+
     /**
      * Cancels the current animation.
      */