Make WindowInsets.isRound work with emulator

  Bug: 15775489

Change-Id: I53a14ccd3be776d46c9cea43c0d5d3f41674dd75

1 files changed, 8 insertions, 2 deletions

diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index 7d5881c96043..bed0c0497adc 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -40,6 +40,7 @@ import android.hardware.display.DisplayManager;
 import android.hardware.display.DisplayManager.DisplayListener;
 import android.media.AudioManager;
 import android.os.Binder;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.Debug;
 import android.os.Handler;
@@ -119,6 +120,9 @@ public final class ViewRootImpl implements ViewParent,
     private static final String PROPERTY_PROFILE_RENDERING = "viewroot.profile_rendering";
     private static final String PROPERTY_MEDIA_DISABLED = "config.disable_media";
 
+    // property used by emulator to determine display shape
+    private static final String PROPERTY_DISPLAY_CIRCULAR = "ro.emulator.circular";
+
     /**
      * Maximum time we allow the user to roll the trackball enough to generate
      * a key event, before resetting the counters.
@@ -1157,8 +1161,10 @@ public final class ViewRootImpl implements ViewParent,
         if ((mWindowAttributes.flags & WindowManager.LayoutParams.FLAG_LAYOUT_IN_OVERSCAN) != 0
                 && mDisplay.getDisplayId() == 0) {
             // we're fullscreen and not hosted in an ActivityView
-            isRound = mContext.getResources().getBoolean(
-                    com.android.internal.R.bool.config_windowIsRound);
+            isRound = (Build.HARDWARE.contains("goldfish")
+                    && SystemProperties.getBoolean(PROPERTY_DISPLAY_CIRCULAR, false))
+                    || mContext.getResources().getBoolean(
+                            com.android.internal.R.bool.config_windowIsRound);
         }
         host.dispatchApplyWindowInsets(new WindowInsets(
                 mFitSystemWindowsInsets, isRound));