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/*******************************************************************************
* Copyright (c) 2003, 2005 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.internal.ui.sourcelookup;
import java.util.List;
import org.eclipse.jface.viewers.IStructuredSelection;
/**
* The action used to remove source containers in the source location dialog/tab.
*
*/
public class RemoveAction extends SourceContainerAction {
public RemoveAction() {
super(SourceLookupUIMessages.sourceTab_removeButton);
}
/**
* Removes all selected entries.
*
* @see IAction#run()
*/
public void run() {
List targets = getOrderedSelection();
List list = getEntriesAsList();
list.removeAll(targets);
setEntries(list);
}
/**
* @see SelectionListenerAction#updateSelection(IStructuredSelection)
*/
protected boolean updateSelection(IStructuredSelection selection) {
//check that something is selected and it is a root tree node.
return !selection.isEmpty() && getViewer().getTree().getSelection()[0].getParentItem()==null;
}
}
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