opt

libraries/mogo-map-api/src/main/java/com/mogo/map/navi/MogoNaviListenerHandler.java

@@ -33,6 +33,13 @@ public class MogoNaviListenerHandler implements IMogoNaviListener2, IMogoNaviLis
      */
     private IMogoNaviListener mDelegateListener = null;
 
+    /**
+     * @return
+     */
+    public boolean hasDelegateListener(){
+        return mDelegateListener != null;
+    }
+
     /**
      * 上层模块代理对象
      */