/*******************************************************************************
 * Copyright (c) 2000, 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.stringsubstitution;

import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.variables.IStringVariable;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.dialogs.ResourceListSelectionDialog;

/**
 * Selects a resource argument for a string substitution variable
 */
public class ResourceSelector implements IArgumentSelector {

	/* (non-Javadoc)
	 * @see org.eclipse.debug.internal.ui.stringsubstitution.IArgumentSelector#selectArgument(org.eclipse.debug.internal.core.stringsubstitution.IStringVariable)
	 */
	public String selectArgument(IStringVariable variable, Shell shell) {
		ResourceListSelectionDialog dialog = new ResourceListSelectionDialog(shell, ResourcesPlugin.getWorkspace().getRoot(), IResource.FILE | IResource.FOLDER | IResource.PROJECT);
		dialog.setTitle(StringSubstitutionMessages.ResourceSelector_0); 
		if (dialog.open() == Window.OK) {
			Object[] objects = dialog.getResult();
			if (objects.length == 1) {
				return ((IResource)objects[0]).getFullPath().toString();
			}
		}
		return null;
	}

}