/*******************************************************************************
* 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.Properties;
import org.eclipse.cdt.debug.ui.disassembly.IDocumentElementLabelProvider;
import org.eclipse.cdt.debug.ui.disassembly.IDocumentPresentation;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.viewers.BaseLabelProvider;
import org.eclipse.ui.progress.UIJob;
public class DocumentLabelProvider extends BaseLabelProvider {
private VirtualDocument fDocument;
public DocumentLabelProvider( VirtualDocument document ) {
super();
fDocument = document;
}
//
// public void update( Object parent, Object[] elements, IDocumentPresentation context ) {
// IDocumentElementLabelProvider labelProvider = getLabelAdapter( parent );
// if ( labelProvider != null ) {
// Object root = getDocument().getContentProvider().getRoot();
// Object base = getDocument().getContentProvider().getBase();
// DocumentLabelUpdate[] updates = new DocumentLabelUpdate[elements.length];
// for ( int i = 0; i < elements.length; ++i ) {
// updates[i] = new DocumentLabelUpdate( this, context, root, base, elements[i], i );
// }
// labelProvider.update( updates );
// }
// }
public void update( Object parent, Object element, int index, IDocumentPresentation context ) {
IDocumentElementLabelProvider labelProvider = getLabelAdapter( element );
if ( labelProvider != null ) {
Object root = getDocument().getContentProvider().getRoot();
Object base = getDocument().getContentProvider().getBase();
labelProvider.update( new DocumentLabelUpdate[] { new DocumentLabelUpdate( this, context, root, base, element, index ) } );
}
}
public void completed( DocumentLabelUpdate update ) {
if ( update.isCanceled() )
return;
UIJob uiJob = null;
final int index = update.getIndex();
if ( update.getElement() != null ) {
final Object element = update.getElement();
final Properties labels = update.getLabels();
uiJob = new UIJob( "Replace line" ) { //$NON-NLS-1$
/* (non-Javadoc)
* @see org.eclipse.ui.progress.UIJob#runInUIThread(org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
public IStatus runInUIThread( IProgressMonitor monitor ) {
getDocument().labelDone( element, index, labels );
return Status.OK_STATUS;
}
};
}
else {
uiJob = new UIJob( "Remove line" ) { //$NON-NLS-1$
/* (non-Javadoc)
* @see org.eclipse.ui.progress.UIJob#runInUIThread(org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
public IStatus runInUIThread( IProgressMonitor monitor ) {
getDocument().removeLine( index );
return Status.OK_STATUS;
}
};
}
uiJob.setSystem( true );
uiJob.schedule();
}
protected VirtualDocument getDocument() {
return fDocument;
}
protected IDocumentElementLabelProvider getLabelAdapter( Object element ) {
IDocumentElementLabelProvider adapter = null;
if ( element instanceof IDocumentElementLabelProvider ) {
adapter = (IDocumentElementLabelProvider)element;
}
else if ( element instanceof IAdaptable ) {
IAdaptable adaptable = (IAdaptable)element;
adapter = (IDocumentElementLabelProvider)adaptable.getAdapter( IDocumentElementLabelProvider.class );
}
return adapter;
}
}