From 046d4285b4d2a8815026f3de43ade0a530adac78 Mon Sep 17 00:00:00 2001
From: Mikhail Khodjaiants <mikhailkhod@googlemail.com>
Date: Wed, 18 Sep 2002 21:29:55 +0000
Subject: [PATCH] Enable/disable the 'Add Expression' action when target
 selection changed.

---
 .../internal/ui/actions/AddExpressionActionDelegate.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/AddExpressionActionDelegate.java b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/AddExpressionActionDelegate.java
index 6b990c46194..47c9157aa32 100644
--- a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/AddExpressionActionDelegate.java
+++ b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/AddExpressionActionDelegate.java
@@ -205,6 +205,15 @@ public class AddExpressionActionDelegate implements IWorkbenchWindowActionDelega
 	public void setActiveEditor( IAction action, IEditorPart targetEditor )
 	{
 		setAction( action );
+		if ( getWorkbenchWindow() == null )
+		{
+			IWorkbenchWindow window = CDebugUIPlugin.getActiveWorkbenchWindow();
+			setWorkbenchWindow( window );
+			if ( window != null )
+			{
+				window.getSelectionService().addSelectionListener( IDebugUIConstants.ID_DEBUG_VIEW, this );
+			}
+		}
 		setTargetPart( targetEditor );
 		initializeDebugTarget();
 		update();