| /******************************************************************************* |
| * Copyright (c) 2001, 2004 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.wst.xsd.ui.internal.provider; |
| |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.emf.common.notify.AdapterFactory; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.common.notify.impl.AdapterImpl; |
| import org.eclipse.emf.edit.provider.ChangeNotifier; |
| import org.eclipse.emf.edit.provider.IChangeNotifier; |
| import org.eclipse.emf.edit.provider.INotifyChangedListener; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.ILabelProviderListener; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.swt.graphics.Image; |
| |
| public class XSDAbstractAdapter extends AdapterImpl |
| implements ITreeContentProvider, ILabelProvider, IChangeNotifier |
| { |
| |
| protected AdapterFactory adapterFactory; |
| /** |
| * |
| */ |
| public XSDAbstractAdapter(AdapterFactory adapterFactory) |
| { |
| super(); |
| this.adapterFactory = adapterFactory; |
| } |
| |
| /** |
| * The adapter factory is used as the type key. |
| * This returns true, only if this adapter was created by the given factory. |
| */ |
| public boolean isAdapterForType(Object type) |
| { |
| return type == adapterFactory; |
| } |
| |
| public Image getImage(Object element) |
| { |
| return null; |
| } |
| |
| public String getText(Object object) |
| { |
| return object.toString(); |
| } |
| |
| public void addListener(ILabelProviderListener listener) |
| { |
| |
| } |
| |
| public boolean isLabelProperty(Object element, String property) |
| { |
| return false; |
| } |
| |
| public void removeListener(ILabelProviderListener listener) |
| { |
| |
| } |
| |
| public Object[] getChildren(Object parentElement) |
| { |
| List list = new ArrayList(); |
| return list.toArray(); |
| } |
| |
| public boolean hasChildren(Object object) |
| { |
| return false; |
| } |
| |
| public Object getParent(Object object) |
| { |
| return null; |
| } |
| |
| public Object[] getElements(Object inputElement) |
| { |
| return getChildren(inputElement); |
| } |
| |
| public void dispose() |
| { |
| |
| } |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) |
| { |
| |
| } |
| |
| /** |
| * This is used to implement {@link IChangeNotifier}. |
| */ |
| protected IChangeNotifier changeNotifier; |
| |
| |
| public void notifyChanged(Notification msg) |
| { |
| if (msg.getEventType() != Notification.RESOLVE) |
| { |
| fireNotifyChanged(msg); |
| } |
| } |
| |
| /** |
| * This calls {@link org.eclipse.emf.edit.provider.INotifyChangedListener#notifyChanged notifyChanged} for each listener. |
| */ |
| public void fireNotifyChanged(Notification notification) |
| { |
| if (changeNotifier != null) |
| { |
| changeNotifier.fireNotifyChanged(notification); |
| } |
| |
| if (adapterFactory instanceof IChangeNotifier) |
| { |
| IChangeNotifier changeNotifier = (IChangeNotifier)adapterFactory; |
| changeNotifier.fireNotifyChanged(notification); |
| } |
| } |
| |
| |
| /** |
| * This adds another listener. |
| */ |
| public void addListener(INotifyChangedListener notifyChangedListener) |
| { |
| if (changeNotifier == null) |
| { |
| changeNotifier = new ChangeNotifier(); |
| } |
| changeNotifier.addListener(notifyChangedListener); |
| |
| } |
| |
| /** |
| * This removes a listener. |
| */ |
| public void removeListener(INotifyChangedListener notifyChangedListener) |
| { |
| if (changeNotifier != null) |
| { |
| changeNotifier.removeListener(notifyChangedListener); |
| } |
| |
| } |
| |
| } |