| /******************************************************************************* |
| * Copyright (c) 2006, 2009 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.ui.intro.universal; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExecutableExtension; |
| import org.eclipse.core.runtime.IExecutableExtensionFactory; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.ui.internal.intro.universal.UniversalIntroPlugin; |
| import org.eclipse.ui.internal.intro.universal.WelcomeCustomizationPreferencePage; |
| |
| /** |
| * Factory for the intro's public extensions. |
| * <p> |
| * This allows the extensions to be made available for use by RCP applications without exposing |
| * their concrete implementation classes. |
| * </p> |
| * <p> |
| * Currently supported plug-in extensions: |
| * <ul> |
| * <li>welcomeCustomization - a preference page that allows user customization of the shared |
| * Welcome.</li> |
| * </ul> |
| * <p>This class should be referenced in extensions but not subclassed |
| * or instantiated programmatically. |
| * |
| * @since 3.2 |
| * @noextend This class is not intended to be subclassed by clients. |
| * @noinstantiate This class is not intended to be instantiated by clients. |
| */ |
| |
| public class ExtensionFactory implements IExecutableExtensionFactory, IExecutableExtension { |
| |
| private String id; |
| private IConfigurationElement config; |
| private String propertyName; |
| private static final String WELCOME_CUSTOMIZATION_PREFERENCE_PAGE = "welcomeCustomization"; //$NON-NLS-1$ |
| |
| @Override |
| public Object create() throws CoreException { |
| if (WELCOME_CUSTOMIZATION_PREFERENCE_PAGE.equals(id)) |
| return configure(new WelcomeCustomizationPreferencePage()); |
| |
| throw new CoreException(new Status(IStatus.ERROR, UniversalIntroPlugin.PLUGIN_ID, 0, |
| "Unknown id in data argument for " + getClass(), null)); //$NON-NLS-1$ |
| } |
| |
| private Object configure(Object obj) throws CoreException { |
| if (obj instanceof IExecutableExtension) { |
| ((IExecutableExtension) obj).setInitializationData(config, propertyName, null); |
| } |
| return obj; |
| } |
| |
| @Override |
| public void setInitializationData(IConfigurationElement config, String propertyName, Object data) |
| throws CoreException { |
| if (data instanceof String) |
| id = (String) data; |
| else |
| throw new CoreException(new Status(IStatus.ERROR, UniversalIntroPlugin.PLUGIN_ID, 0, |
| "Data argument must be a String for " + getClass(), null)); //$NON-NLS-1$ |
| this.config = config; |
| this.propertyName = propertyName; |
| } |
| } |