bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/internal/properties/CustomPropertyDescriptor.java

/*******************************************************************************
 * Copyright (c) 2001, 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
 *     Jens Lukowski/Innoopract - initial renaming/restructuring
 *     
 *******************************************************************************/
package org.eclipse.wst.sse.ui.internal.properties;



import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.TextCellEditor;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.views.properties.PropertyDescriptor;

public class CustomPropertyDescriptor extends PropertyDescriptor {

	protected Class cellEditorClass = null;

	/**
	 * Returns a property descriptor with a unique name and a display name.
	 * 
	 * @param id
	 *            the id for the property
	 * @param displayName
	 *            the name to display for the property
	 */
	public CustomPropertyDescriptor(Object id, String newDisplayName, Class editorClass) {
		super(id, newDisplayName);
		setDescription((String) id);
		setCellEditorClass(editorClass);
	}

	/**
	 * Returns a property descriptor with a unique name and a display name.
	 * 
	 * @param uniqueName
	 *            the unique name of the property
	 * @param displayName
	 *            the name to display for the property
	 */
	public CustomPropertyDescriptor(String uniqueName, String newDisplayName) {
		this(uniqueName, newDisplayName, TextCellEditor.class);
	}

	public CellEditor createPropertyEditor(Composite parent) {
		return getPropertyEditor(parent);
	}

	public Class getCellEditorClass() {
		return cellEditorClass;
	}

	/**
	 * Returns the editor used to edit the property.
	 * 
	 * @return an editor for the property
	 */
	protected CellEditor getPropertyEditor(Composite parent) {
		if (getCellEditorClass() == null)
			return null;

		java.lang.reflect.Constructor constructor = null;
		try {
			constructor = getCellEditorClass().getDeclaredConstructor(new Class[]{Composite.class});
		} catch (NoSuchMethodException nsme) {
			return new TextCellEditor(parent);
		}
		if (constructor != null) {
			try {
				return (CellEditor) constructor.newInstance(new Object[]{parent});
			} catch (InstantiationException ie) {
			} catch (java.lang.reflect.InvocationTargetException ite) {
			} catch (IllegalAccessException iae) {
			}
		}
		return new TextCellEditor(parent);
	}

	public void setCellEditorClass(Class newCellEditorClass) {
		cellEditorClass = newCellEditorClass;
	}
}