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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.elements.adapters;
import org.eclipse.cdt.debug.core.model.IDisassemblyLine;
import org.eclipse.cdt.debug.internal.core.model.DisassemblyRetrieval;
import org.eclipse.cdt.debug.internal.ui.disassembly.editor.DisassemblyEditorPresentation;
import org.eclipse.cdt.debug.ui.disassembly.IDocumentBaseChangeUpdate;
import org.eclipse.cdt.debug.ui.disassembly.IDocumentElementContentProvider;
import org.eclipse.cdt.debug.ui.disassembly.IDocumentElementContentUpdate;
import org.eclipse.cdt.debug.ui.disassembly.IDocumentPresentation;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.debug.core.DebugException;
public class DisassemblyElementContentProvider implements IDocumentElementContentProvider {
/* (non-Javadoc)
* @see org.eclipse.cdt.debug.ui.disassembly.IDocumentElementContentProvider#updateContent(org.eclipse.cdt.debug.ui.disassembly.IDocumentElementContentUpdate)
*/
@Override
public void updateContent( final IDocumentElementContentUpdate update ) {
Job job = new Job( "Source content update" ) { //$NON-NLS-1$
/* (non-Javadoc)
* @see org.eclipse.core.runtime.jobs.Job#run(org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
protected IStatus run( IProgressMonitor monitor ) {
if ( !update.isCanceled() ) {
retrieveDisassembly( update );
}
update.done();
return Status.OK_STATUS;
}
};
job.setSystem( true );
job.schedule();
}
/* (non-Javadoc)
* @see org.eclipse.cdt.debug.ui.disassembly.IDocumentElementContentProvider#updateInput(org.eclipse.cdt.debug.ui.disassembly.IDocumentBaseChangeUpdate)
*/
@Override
public void updateInput( final IDocumentBaseChangeUpdate update ) {
Job job = new Job( "Input update" ) { //$NON-NLS-1$
/* (non-Javadoc)
* @see org.eclipse.core.runtime.jobs.Job#run(org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
protected IStatus run( IProgressMonitor monitor ) {
if ( !update.isCanceled() ) {
changeBaseElement( update );
}
update.done();
return Status.OK_STATUS;
}
};
job.setSystem( true );
job.schedule();
}
protected void changeBaseElement( IDocumentBaseChangeUpdate update ) {
Object root = update.getRootElement();
if ( root instanceof DisassemblyRetrieval ) {
DisassemblyRetrieval retrieval = (DisassemblyRetrieval)root;
try {
retrieval.changeBase( update.getElement(), update.getOriginalOffset(), getPresentationFlags( (IDocumentPresentation)update.getPresentationContext() ) );
update.setBaseElement( retrieval.getBaseElement() );
update.setOffset( retrieval.getCurrentOffset() );
}
catch( DebugException e ) {
update.setStatus( e.getStatus() );
}
}
}
protected void retrieveDisassembly( IDocumentElementContentUpdate update ) {
Object root = update.getRootElement();
if ( root instanceof DisassemblyRetrieval ) {
DisassemblyRetrieval retrieval = (DisassemblyRetrieval)root;
try {
retrieval.retrieveDisassembly(
update.getElement(),
update.getBaseElement(),
update.getOriginalOffset(),
update.getRequestedLineCount(),
update.reveal(),
getPresentationFlags( (IDocumentPresentation)update.getPresentationContext() ) );
IDisassemblyLine[] lines = retrieval.getLines();
update.setOffset( retrieval.getCurrentOffset() );
update.setLineCount( lines.length );
for( int i = 0; i < lines.length; ++i ) {
update.addElement( i, lines[i] );
}
}
catch( DebugException e ) {
update.setStatus( e.getStatus() );
}
}
}
private int getPresentationFlags( IDocumentPresentation presentation ) {
int flags = 0;
if ( presentation instanceof DisassemblyEditorPresentation ) {
DisassemblyEditorPresentation dep = (DisassemblyEditorPresentation)presentation;
if ( dep.showIntstructions() )
flags |= DisassemblyRetrieval.FLAGS_SHOW_INSTRUCTIONS;
if ( dep.showSource() )
flags |= DisassemblyRetrieval.FLAGS_SHOW_SOURCE;
}
return flags;
}
}
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