1 files changed, 13 insertions, 0 deletions
diff --git a/packages/DocumentsUI/src/com/android/documentsui/Shared.java b/packages/DocumentsUI/src/com/android/documentsui/Shared.java
index 2a81c4830dc4..c1db87d507e0 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/Shared.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/Shared.java
@@ -33,6 +33,8 @@ import java.text.Collator;
 import java.util.ArrayList;
 import java.util.List;
 
+import javax.annotation.Nullable;
+
 /** @hide */
 public final class Shared {
 
@@ -221,4 +223,15 @@ public final class Shared {
             Log.e(TAG, "Calling from non-UI thread!");
         }
     }
+
+    public static @Nullable <T> T findView(Activity activity, int... resources) {
+        for (int id : resources) {
+            @SuppressWarnings("unchecked")
+            T r = (T) activity.findViewById(id);
+            if (r != null) {
+                return r;
+            }
+        }
+        return null;
+    }
 }