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/*******************************************************************************
* Copyright (c) 2006, 2011 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.ui.actions;
import org.eclipse.debug.core.model.IVariable;
/**
* Optional extension to the watch expression factory adapter to dynamically enable the
* 'Create Watch Expression' action, based on the selected variable.
* <p>
* By default, the 'Create Watch Expression' action is enabled for instances of
* {@link org.eclipse.debug.core.model.IVariable} that have an associated
* {@link org.eclipse.debug.core.model.IWatchExpressionDelegate} registered
* for that debug model.
* When a watch expression factory adapter is available for a variable that implements
* this interface, the factory is consulted to enable the action.
* </p>
* <p>
* Clients may implementing {@link IWatchExpressionFactoryAdapter} may also implement
* this interface.
* </p>
* @since 3.3
*/
public interface IWatchExpressionFactoryAdapterExtension extends IWatchExpressionFactoryAdapter {
/**
* Returns whether a watch expression can be created for the specified variable.
*
* @param variable variable a watch expression is required for
* @return whether an expression can be created
*/
boolean canCreateWatchExpression(IVariable variable);
}
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