plugins/org.eclipse.epf.export.xml/src/org/eclipse/epf/export/xml/wizards/ExportXmlModelSelectionPage.java

//------------------------------------------------------------------------------
// Copyright (c) 2005, 2006 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 implementation
//------------------------------------------------------------------------------
package org.eclipse.epf.export.xml.wizards;

import org.eclipse.epf.export.ExportPlugin;
import org.eclipse.epf.export.ExportResources;
import org.eclipse.epf.export.xml.XmlExportResources;
import org.eclipse.epf.export.xml.services.XmlExportData;
import org.eclipse.epf.library.ui.wizards.BaseWizardPage;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;


/**
 * A wizard page to select the export mode
 * 
 * @author Jinhua Xi
 * @since 1.0
 */
public class ExportXmlModelSelectionPage extends BaseWizardPage implements Listener {

	
	public static final String PAGE_NAME = ExportXmlModelSelectionPage.class
			.getName();

	private Button radio_lib;
	private Button radio_plugins;
	private Button radio_configs;

	
	/**
	 * Creates a new instance.
	 */
	public ExportXmlModelSelectionPage() {
		super(PAGE_NAME);
		setTitle(ExportResources.selectExportTypePage_title); 
		setDescription(ExportResources.selectExportTypePage_desc); //$NON-NLS-1$
		setImageDescriptor(ExportPlugin.getDefault().getImageDescriptor(
				"full/wizban/ExportLibraryConfiguration.gif")); //$NON-NLS-1$
	}

	/**
	 * @see org.eclipse.jface.dialogs.IDialogPage#createControl(Composite)
	 */
	public void createControl(Composite parent) {
		Composite container = new Composite(parent, SWT.NONE);
		container.setLayout(new GridLayout());

		radio_lib = createRadioButton(
				container, XmlExportResources.ExportXmlModelSelectionPage_export_library, 1, true);  

		radio_plugins = createRadioButton(
				container, XmlExportResources.ExportXmlModelSelectionPage_export_plugin, 1, false); 

		radio_configs = createRadioButton(
				container, XmlExportResources.ExportXmlModelSelectionPage_export_config, 1, false);  

		addListeners();

		setControl(container);
		setPageComplete(true);
	}

	private void addListeners() {
		radio_lib.addListener(SWT.Selection, this);
		radio_plugins.addListener(SWT.Selection, this);
		radio_configs.addListener(SWT.Selection, this);
	}

	public void handleEvent(Event event) {
		setPageComplete(isPageComplete());
		getWizard().getContainer().updateButtons();
	}


	public IWizardPage getNextPage() {
		ExportXmlWizard wizard = (ExportXmlWizard) getWizard();
		
		if (radio_lib.getSelection()) {
			wizard.data.export_model = XmlExportData.EXPORT_MODEL_LIB;
			return wizard.filePage;
		} else if (radio_plugins.getSelection()) {
			wizard.data.export_model = XmlExportData.EXPORT_MODEL_PLUGINS;
			return wizard.selPluginPage;
		} else if (radio_configs.getSelection()) {
			wizard.data.export_model = XmlExportData.EXPORT_MODEL_SPECS;
			return wizard.filePage;
		}
		return null;
	}

}