diff --git a/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/XDebuggerEditorBase.java b/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/XDebuggerEditorBase.java
index ba3b6ce10b43..328bf9e180ce 100644
--- a/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/XDebuggerEditorBase.java
+++ b/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/XDebuggerEditorBase.java
@@ -492,4 +492,9 @@ public abstract class XDebuggerEditorBase implements Expandable {
       myExpandedPopup.cancel();
     }
   }
+
+  @Override
+  public boolean isExpanded() {
+    return myExpandedPopup != null;
+  }
 }