| /******************************************************************************* |
| * Copyright (c) 2001, 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 |
| * Jens Lukowski/Innoopract - initial renaming/restructuring |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.sse.ui.internal.editor; |
| |
| import java.io.IOException; |
| import java.io.UnsupportedEncodingException; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.content.IContentType; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.source.IAnnotationModel; |
| import org.eclipse.ui.texteditor.IDocumentProvider; |
| import org.eclipse.ui.texteditor.IDocumentProviderExtension; |
| import org.eclipse.ui.texteditor.IDocumentProviderExtension4; |
| import org.eclipse.ui.texteditor.IElementStateListener; |
| import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; |
| |
| |
| /** |
| * @author nitin |
| */ |
| public class StructuredModelDocumentProvider implements IDocumentProvider, IDocumentProviderExtension, IDocumentProviderExtension4 { |
| private static StructuredModelDocumentProvider _instance = null; |
| |
| /** |
| * @return Returns the instance. |
| */ |
| public static StructuredModelDocumentProvider getInstance() { |
| return _instance; |
| } |
| |
| { |
| _instance = new StructuredModelDocumentProvider(); |
| } |
| |
| private StructuredModelDocumentProvider() { |
| super(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#aboutToChange(java.lang.Object) |
| */ |
| public void aboutToChange(Object element) { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#addElementStateListener(org.eclipse.ui.texteditor.IElementStateListener) |
| */ |
| public void addElementStateListener(IElementStateListener listener) { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#canSaveDocument(java.lang.Object) |
| */ |
| public boolean canSaveDocument(Object element) { |
| return ((IStructuredModel) element).isDirty(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#changed(java.lang.Object) |
| */ |
| public void changed(Object element) { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#connect(java.lang.Object) |
| */ |
| public void connect(Object element) throws CoreException { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#disconnect(java.lang.Object) |
| */ |
| public void disconnect(Object element) { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#getAnnotationModel(java.lang.Object) |
| */ |
| public IAnnotationModel getAnnotationModel(Object element) { |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#getDocument(java.lang.Object) |
| */ |
| public IDocument getDocument(Object element) { |
| return ((IStructuredModel) element).getStructuredDocument(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#getModificationStamp(java.lang.Object) |
| */ |
| public long getModificationStamp(Object element) { |
| return ((IStructuredModel) element).getSynchronizationStamp(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProviderExtension#getStatus(java.lang.Object) |
| */ |
| public IStatus getStatus(Object element) { |
| return Status.OK_STATUS; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#getSynchronizationStamp(java.lang.Object) |
| */ |
| public long getSynchronizationStamp(Object element) { |
| return 0; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#isDeleted(java.lang.Object) |
| */ |
| public boolean isDeleted(Object element) { |
| return false; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProviderExtension#isModifiable(java.lang.Object) |
| */ |
| public boolean isModifiable(Object element) { |
| return true; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProviderExtension#isReadOnly(java.lang.Object) |
| */ |
| public boolean isReadOnly(Object element) { |
| return false; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProviderExtension#isStateValidated(java.lang.Object) |
| */ |
| public boolean isStateValidated(Object element) { |
| return false; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#mustSaveDocument(java.lang.Object) |
| */ |
| public boolean mustSaveDocument(Object element) { |
| return ((IStructuredModel) element).isDirty(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#removeElementStateListener(org.eclipse.ui.texteditor.IElementStateListener) |
| */ |
| public void removeElementStateListener(IElementStateListener listener) { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#resetDocument(java.lang.Object) |
| */ |
| public void resetDocument(Object element) throws CoreException { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProvider#saveDocument(org.eclipse.core.runtime.IProgressMonitor, |
| * java.lang.Object, org.eclipse.jface.text.IDocument, boolean) |
| */ |
| public void saveDocument(IProgressMonitor monitor, Object element, IDocument document, boolean overwrite) throws CoreException { |
| try { |
| ((IStructuredModel) element).save(); |
| } |
| catch (UnsupportedEncodingException e) { |
| } |
| catch (IOException e) { |
| } |
| catch (CoreException e) { |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProviderExtension#setCanSaveDocument(java.lang.Object) |
| */ |
| public void setCanSaveDocument(Object element) { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProviderExtension#synchronize(java.lang.Object) |
| */ |
| public void synchronize(Object element) throws CoreException { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProviderExtension#updateStateCache(java.lang.Object) |
| */ |
| public void updateStateCache(Object element) throws CoreException { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IDocumentProviderExtension#validateState(java.lang.Object, |
| * java.lang.Object) |
| */ |
| public void validateState(Object element, Object computationContext) throws CoreException { |
| } |
| |
| public IContentType getContentType(Object element) throws CoreException { |
| return Platform.getContentTypeManager().getContentType(((IStructuredModel) element).getContentTypeIdentifier()); |
| } |
| } |