extlibraryitemprovideradapterfactory.java

EMF、GEF官方例子源代码

/**
 * <copyright>
 *
 * Copyright (c) 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 - Initial API and implementation
 *
 * </copyright>
 *
 * $Id: EXTLibraryItemProviderAdapterFactory.java,v 1.2 2005/12/05 12:36:45 emerks Exp $
 */
package org.eclipse.emf.examples.extlibrary.provider;

import java.util.ArrayList;
import java.util.Collection;

import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.Notifier;

import org.eclipse.emf.edit.provider.ChangeNotifier;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.emf.edit.provider.IChangeNotifier;
import org.eclipse.emf.edit.provider.IDisposable;
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.INotifyChangedListener;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;

import org.eclipse.emf.examples.extlibrary.util.EXTLibraryAdapterFactory;

/**
 * This is the factory that is used to provide the interfaces needed to support Viewers.
 * The adapters generated by this factory convert EMF adapter notifications into calls to {@link #fireNotifyChanged fireNotifyChanged}.
 * The adapters also support Eclipse property sheets.
 * Note that most of the adapters are shared among multiple instances.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class EXTLibraryItemProviderAdapterFactory extends EXTLibraryAdapterFactory implements ComposeableAdapterFactory, IChangeNotifier, IDisposable 
{
  /**
   * This keeps track of the root adapter factory that delegates to this adapter factory.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected ComposedAdapterFactory parentAdapterFactory;

  /**
   * This is used to implement {@link org.eclipse.emf.edit.provider.IChangeNotifier}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected IChangeNotifier changeNotifier = new ChangeNotifier();

  /**
   * This keeps track of all the supported types checked by {@link #isFactoryForType isFactoryForType}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected Collection supportedTypes = new ArrayList();

  /**
   * This constructs an instance.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public EXTLibraryItemProviderAdapterFactory()
  {
    supportedTypes.add(IEditingDomainItemProvider.class);
    supportedTypes.add(IStructuredItemContentProvider.class);
    supportedTypes.add(ITreeItemContentProvider.class);
    supportedTypes.add(IItemLabelProvider.class);
    supportedTypes.add(IItemPropertySource.class);		
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.examples.extlibrary.Book} instances.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected BookItemProvider bookItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.examples.extlibrary.Book}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter createBookAdapter()
  {
    if (bookItemProvider == null)
    {
      bookItemProvider = new BookItemProvider(this);
    }

    return bookItemProvider;
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.examples.extlibrary.Library} instances.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected LibraryItemProvider libraryItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.examples.extlibrary.Library}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter createLibraryAdapter()
  {
    if (libraryItemProvider == null)
    {
      libraryItemProvider = new LibraryItemProvider(this);
    }

    return libraryItemProvider;
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.examples.extlibrary.Writer} instances.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected WriterItemProvider writerItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.examples.extlibrary.Writer}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter createWriterAdapter()
  {
    if (writerItemProvider == null)
    {
      writerItemProvider = new WriterItemProvider(this);
    }

    return writerItemProvider;
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.examples.extlibrary.BookOnTape} instances.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected BookOnTapeItemProvider bookOnTapeItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.examples.extlibrary.BookOnTape}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter createBookOnTapeAdapter()
  {
    if (bookOnTapeItemProvider == null)
    {
      bookOnTapeItemProvider = new BookOnTapeItemProvider(this);
    }

    return bookOnTapeItemProvider;
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.examples.extlibrary.VideoCassette} instances.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected VideoCassetteItemProvider videoCassetteItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.examples.extlibrary.VideoCassette}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter createVideoCassetteAdapter()
  {
    if (videoCassetteItemProvider == null)
    {
      videoCassetteItemProvider = new VideoCassetteItemProvider(this);
    }

    return videoCassetteItemProvider;
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.examples.extlibrary.Borrower} instances.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected BorrowerItemProvider borrowerItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.examples.extlibrary.Borrower}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter createBorrowerAdapter()
  {
    if (borrowerItemProvider == null)
    {
      borrowerItemProvider = new BorrowerItemProvider(this);
    }

    return borrowerItemProvider;
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.examples.extlibrary.Person} instances.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected PersonItemProvider personItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.examples.extlibrary.Person}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter createPersonAdapter()
  {
    if (personItemProvider == null)
    {
      personItemProvider = new PersonItemProvider(this);
    }

    return personItemProvider;
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.examples.extlibrary.Employee} instances.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected EmployeeItemProvider employeeItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.examples.extlibrary.Employee}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter createEmployeeAdapter()
  {
    if (employeeItemProvider == null)
    {
      employeeItemProvider = new EmployeeItemProvider(this);
    }

    return employeeItemProvider;
  }

  /**
   * This returns the root adapter factory that contains this factory.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public ComposeableAdapterFactory getRootAdapterFactory()
  {
    return parentAdapterFactory == null ? this : parentAdapterFactory.getRootAdapterFactory();
  }

  /**
   * This sets the composed adapter factory that contains this factory.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void setParentAdapterFactory(ComposedAdapterFactory parentAdapterFactory)
  {
    this.parentAdapterFactory = parentAdapterFactory;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public boolean isFactoryForType(Object type)
  {
    return supportedTypes.contains(type) || super.isFactoryForType(type);
  }

  /**
   * This implementation substitutes the factory itself as the key for the adapter.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Adapter adapt(Notifier notifier, Object type)
  {
    return super.adapt(notifier, this);
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Object adapt(Object object, Object type)
  {
    if (isFactoryForType(type))
    {
      Object adapter = super.adapt(object, type);
      if (!(type instanceof Class) || (((Class)type).isInstance(adapter)))
      {
        return adapter;
      }
    }

    return null;
  }

  /**
   * This adds a listener.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void addListener(INotifyChangedListener notifyChangedListener)
  {
    changeNotifier.addListener(notifyChangedListener);
  }

  /**
   * This removes a listener.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void removeListener(INotifyChangedListener notifyChangedListener)
  {
    changeNotifier.removeListener(notifyChangedListener);
  }

  /**
   * This delegates to {@link #changeNotifier} and to {@link #parentAdapterFactory}.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void fireNotifyChanged(Notification notification)
  {
    changeNotifier.fireNotifyChanged(notification);

    if (parentAdapterFactory != null)
    {
      parentAdapterFactory.fireNotifyChanged(notification);
    }
  }

  /**
   * This disposes all of the item providers created by this factory. 
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void dispose()
  {
    if (bookItemProvider != null) bookItemProvider.dispose();
    if (libraryItemProvider != null) libraryItemProvider.dispose();
    if (writerItemProvider != null) writerItemProvider.dispose();
    if (bookOnTapeItemProvider != null) bookOnTapeItemProvider.dispose();
    if (videoCassetteItemProvider != null) videoCassetteItemProvider.dispose();
    if (borrowerItemProvider != null) borrowerItemProvider.dispose();
    if (personItemProvider != null) personItemProvider.dispose();
    if (employeeItemProvider != null) employeeItemProvider.dispose();
  }

}