commit 59d086c3ce5d9c3d800abca73762e82f2489cbec
author Sunny Goyal <sunnygoyal@google.com> Mon May 07 17:31:40 2018 -0700
committer Sunny Goyal <sunnygoyal@google.com> Mon May 07 17:32:46 2018 -0700
tree a6ced495cc09f81894133b54aabd2ec87af976da
parent c247a00e22d248ce7b1be492792d6f237ea64316

Using surface rotation instead of insets to determine seascape configuration

Insets may not correctly indicate seascape configuration in multi-window or
when the presence of device-cutouts

Bug: 79376298
Change-Id: I8268efca0001fe527a0ffefe48cc71e774fad01c

src/com/android/launcher3/BaseDraggingActivity.java

diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index 1400432..e47dbe5 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -28,12 +28,14 @@
 import android.os.UserHandle;
 import android.util.Log;
 import android.view.ActionMode;
+import android.view.Surface;
 import android.view.View;
 import android.widget.Toast;
 
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.badge.BadgeInfo;
 import com.android.launcher3.compat.LauncherAppsCompat;
+import com.android.launcher3.uioverrides.DisplayRotationListener;
 import com.android.launcher3.uioverrides.WallpaperColorInfo;
 import com.android.launcher3.shortcuts.DeepShortcutManager;
 import com.android.launcher3.views.BaseDragLayer;
@@ -61,10 +63,13 @@
 
     private int mThemeRes = R.style.LauncherTheme;
 
+    private DisplayRotationListener mRotationListener;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         mIsSafeModeEnabled = getPackageManager().isSafeMode();
+        mRotationListener = new DisplayRotationListener(this, this::onDeviceRotationChanged);
 
         // Update theme
         WallpaperColorInfo wallpaperColorInfo = WallpaperColorInfo.getInstance(this);
@@ -237,12 +242,30 @@
     protected void onDestroy() {
         super.onDestroy();
         WallpaperColorInfo.getInstance(this).removeOnChangeListener(this);
+        mRotationListener.disable();
     }
 
     public <T extends BaseDraggingActivity> void setOnStartCallback(OnStartCallback<T> callback) {
         mOnStartCallback = callback;
     }
 
+    protected void onDeviceProfileInitiated() {
+        if (mDeviceProfile.isVerticalBarLayout()) {
+            mRotationListener.enable();
+            mDeviceProfile.updateIsSeascape(getWindowManager());
+        } else {
+            mRotationListener.disable();
+        }
+    }
+
+    private void onDeviceRotationChanged() {
+        if (mDeviceProfile.updateIsSeascape(getWindowManager())) {
+            reapplyUi();
+        }
+    }
+
+    protected abstract void reapplyUi();
+
     /**
      * Callback for listening for onStart
      */