/*******************************************************************************
 * Copyright (c) 2000, 2003 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials 
 * are 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
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ui.views.properties;

import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.ComboBoxCellEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;

/**
 * Descriptor for a property that has a value which should be edited
 * with a combo box cell editor.
 * <p>
 * This class may be instantiated; it is not intended to be subclassed.
 * </p>
 * <p>
 * Example:
 * <pre>
 * String[] values = {"Top left", "Top right", "Bottom left", "Bottom right"};
 * IPropertyDescriptor pd = new ComboBoxPropertyDescriptor("origin", "Origin", values);
 * </pre>
 * </p>
 */
public class ComboBoxPropertyDescriptor extends PropertyDescriptor {

	/**
	 * The list of possible values to display in the combo box
	 */
	private String[] values;
/**
 * Creates an property descriptor with the given id, display name, and list
 * of value labels to display in the combo box cell editor.
 * 
 * @param id the id of the property
 * @param displayName the name to display for the property
 * @param valuesArray the list of possible values to display in the combo box
 */
public ComboBoxPropertyDescriptor(Object id, String displayName, String[] valuesArray) {
	super(id, displayName);
	values = valuesArray;
}
/**
 * The <code>ComboBoxPropertyDescriptor</code> implementation of this 
 * <code>IPropertyDescriptor</code> method creates and returns a new
 * <code>ComboBoxCellEditor</code>.
 * <p>
 * The editor is configured with the current validator if there is one.
 * </p>
 */
public CellEditor createPropertyEditor(Composite parent) {
	CellEditor editor = new ComboBoxCellEditor(parent, values, SWT.READ_ONLY);
	if (getValidator() != null)
		editor.setValidator(getValidator());
	return editor;
}
}