ReferenceViewerComposite.java

/***********************************************************************
 * Copyright (c) 2007 Anyware Technologies
 * 
 * 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:
 *    Anyware Technologies - initial API and implementation
 * 
 * $Id: ReferenceViewerComposite.java,v 1.1 2008/05/26 12:25:13 jlescot Exp $
 **********************************************************************/

package org.eclipse.emf.ecoretools.tabbedproperties.sections.widgets;

import org.eclipse.emf.ecoretools.tabbedproperties.internal.Messages;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetWidgetFactory;

/**
 * TODO Comment this class
 */
public class ReferenceViewerComposite extends TableViewerComposite {

	/**
	 * The button which displays a dialog box to select the pointed references
	 */
	private Button selectButton;

	/**
	 * Constructor
	 * 
	 * @param parent
	 * @param columnNames
	 * @param widgetFactory
	 */
	public ReferenceViewerComposite(Composite parent, String[] columnNames, TabbedPropertySheetWidgetFactory widgetFactory) {
		super(parent, columnNames, widgetFactory);
	}

	/**
	 * Only create a Button used to select References.
	 * 
	 * @see org.eclipse.emf.ecoretools.tabbedproperties.sections.widgets.TableViewerComposite#createButtons(org.eclipse.swt.widgets.Composite)
	 */
	protected void createButtons(Composite parent) {
		final Composite comp = getWidgetFactory().createComposite(parent);
		comp.setLayout(new GridLayout());

		selectButton = getWidgetFactory().createButton(comp, Messages.ReferenceViewerComposite_Select, SWT.NONE);
		selectButton.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		hookButtonListeners();
	}

	/**
	 * @see org.eclipse.emf.ecoretools.tabbedproperties.sections.widgets.TableViewerComposite#hookButtonListeners()
	 */
	protected void hookButtonListeners() {
		selectButton.addSelectionListener(new SelectionAdapter() {

			public void widgetSelected(SelectionEvent e) {
				Object o = getObjectManager().chooseObjectsFromDialog();
				getObjectManager().updateElement(o);
			}
		});
	}

}