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/*******************************************************************************
* Copyright (c) 2008 ARM Limited 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:
* ARM Limited - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.internal.ui.disassembly.viewer;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.cdt.debug.internal.ui.disassembly.editor.DisassemblyEditorInput;
import org.eclipse.cdt.debug.internal.ui.disassembly.editor.DisassemblyEditorPresentation;
import org.eclipse.cdt.debug.ui.disassembly.IDocumentPresentation;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.source.AnnotationModel;
import org.eclipse.jface.text.source.IAnnotationModel;
import org.eclipse.ui.texteditor.IDocumentProvider;
import org.eclipse.ui.texteditor.IElementStateListener;
/**
* org.eclipse.cdt.debug.internal.ui.disassembly.viewer.DisassemblyDocumentProvider:
* //TODO Add description.
*/
public class DisassemblyDocumentProvider implements IDocumentProvider {
class DocumentInfo {
private VirtualDocument fDocument;
private IAnnotationModel fAnnotationModel;
private IDocumentPresentation fPresentation;
DocumentInfo( VirtualDocument document, IAnnotationModel annotationModel, IDocumentPresentation presentation ) {
fDocument = document;
fAnnotationModel = annotationModel;
fPresentation = presentation;
}
VirtualDocument getDocument() {
return fDocument;
}
IAnnotationModel getAnnotationModel() {
return fAnnotationModel;
}
IDocumentPresentation getPresentation() {
return fPresentation;
}
void dispose() {
fPresentation.dispose();
fPresentation = null;
fAnnotationModel = null;
fDocument.dispose();
fDocument = null;
}
}
private Map<Object, DocumentInfo> fDocumentInfos;
public DisassemblyDocumentProvider() {
fDocumentInfos = new HashMap<Object, DocumentInfo>();
}
/* (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 ) {
// TODO Auto-generated method stub
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IDocumentProvider#canSaveDocument(java.lang.Object)
*/
public boolean canSaveDocument( Object element ) {
return false;
}
/* (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 synchronized void connect( Object element ) throws CoreException {
Object disassemblyContext = ((DisassemblyEditorInput)element).getDisassemblyContext();
if ( fDocumentInfos.get( disassemblyContext ) == null ) {
IDocumentPresentation presentation = createDocumentPresentation( disassemblyContext );
IAnnotationModel annotationModel = createAnnotationModel();
VirtualDocument document = createDocument( disassemblyContext, presentation, annotationModel );
fDocumentInfos.put( disassemblyContext, new DocumentInfo( document, annotationModel, presentation ) );
}
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IDocumentProvider#disconnect(java.lang.Object)
*/
public synchronized void disconnect( Object element ) {
Object disassemblyContext = ((DisassemblyEditorInput)element).getDisassemblyContext();
DocumentInfo info = fDocumentInfos.remove( disassemblyContext );
if ( info != null ) {
info.dispose();
}
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IDocumentProvider#getAnnotationModel(java.lang.Object)
*/
public IAnnotationModel getAnnotationModel( Object element ) {
Object disassemblyContext = ((DisassemblyEditorInput)element).getDisassemblyContext();
DocumentInfo info = fDocumentInfos.get( disassemblyContext );
return ( info != null ) ? info.getAnnotationModel() : null;
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IDocumentProvider#getDocument(java.lang.Object)
*/
public IDocument getDocument( Object element ) {
Object disassemblyContext = ((DisassemblyEditorInput)element).getDisassemblyContext();
DocumentInfo info = fDocumentInfos.get( disassemblyContext );
return ( info != null ) ? info.getDocument() : null;
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IDocumentProvider#getModificationStamp(java.lang.Object)
*/
public long getModificationStamp( Object element ) {
// TODO Auto-generated method stub
return 0;
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IDocumentProvider#getSynchronizationStamp(java.lang.Object)
*/
public long getSynchronizationStamp( Object element ) {
// TODO Auto-generated method stub
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.IDocumentProvider#mustSaveDocument(java.lang.Object)
*/
public boolean mustSaveDocument( Object element ) {
return false;
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IDocumentProvider#removeElementStateListener(org.eclipse.ui.texteditor.IElementStateListener)
*/
public void removeElementStateListener( IElementStateListener listener ) {
// TODO Auto-generated method stub
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IDocumentProvider#resetDocument(java.lang.Object)
*/
public void resetDocument( Object element ) throws CoreException {
// TODO Auto-generated method stub
}
/* (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 {
// TODO Auto-generated method stub
}
public void dispose() {
for( DocumentInfo info : fDocumentInfos.values() ) {
info.dispose();
}
fDocumentInfos.clear();
}
public IDocumentPresentation getDocumentPresentation( Object element ) {
Object disassemblyContext = ((DisassemblyEditorInput)element).getDisassemblyContext();
DocumentInfo info = fDocumentInfos.get( disassemblyContext );
return ( info != null ) ? info.getPresentation() : null;
}
private IAnnotationModel createAnnotationModel() {
return new AnnotationModel();
}
private VirtualDocument createDocument( Object disassemblyContext, IDocumentPresentation presentationContext, IAnnotationModel annotationModel ) {
return new VirtualDocument( annotationModel, presentationContext, disassemblyContext );
}
private IDocumentPresentation createDocumentPresentation( Object context ) {
return new DisassemblyEditorPresentation();
}
}
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