WelcomeFileListItemProvider.java

/*******************************************************************************
 * Copyright (c) 2003, 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
 *******************************************************************************/
package org.eclipse.jst.j2ee.internal.web.providers;

import java.util.Collection;
import java.util.Collections;
import java.util.List;

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.ResourceLocator;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.edit.command.AddCommand;
import org.eclipse.emf.edit.command.RemoveCommand;
import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.jst.j2ee.internal.plugin.J2EEPlugin;
import org.eclipse.jst.j2ee.internal.web.plugin.WebPlugin;
import org.eclipse.jst.j2ee.webapplication.WebapplicationFactory;
import org.eclipse.jst.j2ee.webapplication.WebapplicationPackage;
import org.eclipse.jst.j2ee.webapplication.WelcomeFile;
import org.eclipse.jst.j2ee.webapplication.WelcomeFileList;


/**
 * This is the item provider adpater for a {@link org.eclipse.jst.j2ee.internal.internal.webapplication.WelcomeFileList}
 * object.
 */
public class WelcomeFileListItemProvider extends WebapplicationItemProviderAdapter implements IEditingDomainItemProvider, IItemLabelProvider, IItemPropertySource, ITreeItemContentProvider {

	/**
	 * This constructs an instance from a factory and a notifier.
	 */
	public WelcomeFileListItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	/**
	 * This returns the property descriptors for the adapted class. <!-- begin-user-doc --> <!--
	 * end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public List getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

		}
		return itemPropertyDescriptors;
	}

	/**
	 * This creates a new child for {@link org.eclipse.jst.j2ee.internal.internal.webapplication.commandCreateChildCommand}.
	 */
	@Override
	public Object createChild(Object object) {
		// TODO: check that this is what you want.
		WelcomeFile child = WebapplicationFactory.eINSTANCE.createWelcomeFile();

		// TODO: initialize child here...

		return child;
	}

	/**
	 * This specifies how to implement {@link #getChildren}and {@link AddCommand}and
	 * {@link RemoveCommand}support in {@link #createCommand}.
	 */
	@Override
	public Collection getChildrenReferences(Object object) {
		return Collections.singleton(WebapplicationPackage.eINSTANCE.getWelcomeFileList_File());
	}

	/**
	 * This returns the image for {@link org.eclipse.jst.j2ee.internal.internal.webapplication.commandCreateChildCommand}.
	 */
	@Override
	public Object getCreateChildImage(Object object) {
		EObject refObject = (EObject) object;
		return WebPlugin.getDefault().getImage(refObject.eClass().getName() + "CreateWelcomeFile");//$NON-NLS-1$
	}

	/**
	 * This returns the label for {@link org.eclipse.jst.j2ee.internal.internal.webapplication.commandCreateChildCommand}.
	 */
	@Override
	public String getCreateChildText(Object object) {
		return WebAppEditResourceHandler.getString("Create_WelcomeFile_UI_"); //$NON-NLS-1$ = "Create WelcomeFile"
	}

	/**
	 * This returns the help text for
	 * {@link org.eclipse.jst.j2ee.internal.internal.webapplication.commandCreateChildCommand}.
	 */
	@Override
	public String getCreateChildToolTipText(Object object) {
		EObject refObject = (EObject) object;
		return WebAppEditResourceHandler.getString("42concat_UI_", (new Object[]{refObject.eClass().getName()})); //$NON-NLS-1$ = "Create a child of type WelcomeFile for the selected {0}."
	}

	/**
	 * This returns welcome_list.gif.
	 */
	@Override
	public Object getImage(Object object) {
		return WebPlugin.getDefault().getImage("welcome_list");//$NON-NLS-1$
	}

	/**
	 * This returns the webApp of the WelcomeFileList.
	 */
	@Override
	public Object getParent(Object object) {
		return ((WelcomeFileList) object).getWebApp();
	}

	@Override
	public String getText(Object object) {
		return WebAppEditResourceHandler.getString("Welcome_File_List_UI_"); //$NON-NLS-1$ = "Welcome File List"
	}

	/**
	 * This handles notification by calling {@link #fireNotifyChanged fireNotifyChanged}. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public void notifyChanged(Notification notification) {
		switch (notification.getFeatureID(WelcomeFileList.class)) {
			case WebapplicationPackage.WELCOME_FILE_LIST__FILE : {
				fireNotifyChanged(notification);
				return;
			}
		}
		super.notifyChanged(notification);
	}

	/**
	 * This adds to the collection of {@link org.eclipse.emf.edit.command.CommandParameter}s
	 * describing all of the children that can be created under this object. <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	protected void collectNewChildDescriptors(Collection newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWelcomeFileList_File(), WebapplicationFactory.eINSTANCE.createWelcomeFile()));
	}

	/**
	 * Return the resource locator for this item provider's resources. <!-- begin-user-doc --> <!--
	 * end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public ResourceLocator getResourceLocator() {
		return J2EEPlugin.getDefault();
	}
}