bug 1576

1 files changed, 48 insertions, 7 deletions

diff --git a/org.eclipse.debug.core/core/org/eclipse/debug/core/IExpressionManager.java b/org.eclipse.debug.core/core/org/eclipse/debug/core/IExpressionManager.java
index 55443ac86..8c32599a0 100644
--- a/org.eclipse.debug.core/core/org/eclipse/debug/core/IExpressionManager.java
+++ b/org.eclipse.debug.core/core/org/eclipse/debug/core/IExpressionManager.java
@@ -1,9 +1,11 @@
 package org.eclipse.debug.core;
 
-/*
- * (c) Copyright IBM Corp. 2000, 2001.
- * All Rights Reserved.
- */
+/**********************************************************************
+Copyright (c) 2000, 2002 IBM Corp.  All rights reserved.
+This file is made available under the terms of the Common Public License v1.0
+which accompanies this distribution, and is available at
+http://www.eclipse.org/legal/cpl-v10.html
+**********************************************************************/
 
 import org.eclipse.debug.core.model.IExpression;
 
@@ -15,13 +17,14 @@ import org.eclipse.debug.core.model.IExpression;
  * <p>
  * Clients interested in expression change notification may
  * register with the expression manager - see
- * <code>IExpressionListener</code>.
+ * <code>IExpressionListener</code> and <code>IExpressionsListener</code>.
  * </p>
  * <p>
  * This interface is not intended to be implemented by clients.
  * </p>
- * @see IExpression
- * @see IExpressionListener
+ * @see org.eclipse.debug.core.model.IExpression
+ * @see org.eclipse.debug.core.IExpressionListener
+ * @see org.eclipse.debug.core.IExpressionsListener
  * @since 2.0
  */
 public interface IExpressionManager {
@@ -33,6 +36,16 @@ public interface IExpressionManager {
 	 * @param expression the expression to add
 	 */
 	public void addExpression(IExpression expression);
+	
+	/**
+	 * Adds the given expressions to the collection of registered expressions
+	 * in the workspace and notifies all registered listeners. Has no effect
+	 * on expressions already registered.
+	 *
+	 * @param expressions the expressions to add
+	 * @since 2.1
+	 */
+	public void addExpressions(IExpression[] expressions);	
 		
 	/**
 	 * Returns a collection of all registered expressions, 
@@ -66,6 +79,16 @@ public interface IExpressionManager {
 	 * @param expression the expression to remove
 	 */
 	public void removeExpression(IExpression expression);
+	
+	/**
+	 * Removes the given expressions from the collection of registered expressions
+	 * in the workspace and notifies all registered listeners. Has no effect
+	 * on expressions not already registered.
+	 *
+	 * @param expressions the expressions to remove
+	 * @since 2.1
+	 */
+	public void removeExpressions(IExpression[] expressions);		
 
 	/**
 	 * Adds the given listener to the collection of registered expression listeners.
@@ -83,6 +106,24 @@ public interface IExpressionManager {
 	 */
 	public void removeExpressionListener(IExpressionListener listener);
 	
+	/**
+	 * Adds the given listener to the collection of registered expression listeners.
+	 * Has no effect if an identical listener is already registered.
+	 *
+	 * @param listener the listener to add
+	 * @since 2.1
+	 */
+	public void addExpressionListener(IExpressionsListener listener);
+
+	/**
+	 * Removes the given listener from the collection of registered expression listeners.
+	 * Has no effect if an identical listener is not already registered.
+	 *
+	 * @param listener the listener to remove	
+	 * @since 2.1
+	 */
+	public void removeExpressionListener(IExpressionsListener listener);	
+	
 }