/*******************************************************************************
* Copyright (c) 2011 Mentor Graphics 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:
* Mentor Graphics - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.dsf.debug.ui.actions;
import java.net.URI;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.cdt.core.IAddress;
import org.eclipse.cdt.dsf.debug.internal.ui.disassembly.provisional.DisassemblySelection;
import org.eclipse.cdt.dsf.debug.internal.ui.disassembly.provisional.IDisassemblyPart;
import org.eclipse.cdt.dsf.debug.internal.ui.disassembly.provisional.IDisassemblySelection;
import org.eclipse.core.filesystem.URIUtil;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.model.IBreakpoint;
import org.eclipse.debug.ui.actions.IToggleBreakpointsTargetExtension;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.text.Position;
import org.eclipse.jface.text.source.IAnnotationModel;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.texteditor.SimpleMarkerAnnotation;
/**
* Base class for toggle breakpoint targets for the disassembly part.
* @since 2.2
*/
public abstract class AbstractDisassemblyBreakpointsTarget implements IToggleBreakpointsTargetExtension {
/* (non-Javadoc)
* @see org.eclipse.debug.ui.actions.IToggleBreakpointsTarget#toggleLineBreakpoints(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
public void toggleLineBreakpoints( IWorkbenchPart part, ISelection selection ) throws CoreException {
assert part instanceof IDisassemblyPart && selection instanceof ITextSelection;
if ( !(selection instanceof IDisassemblySelection) ) {
selection = new DisassemblySelection( (ITextSelection)selection, (IDisassemblyPart)part );
}
IDisassemblySelection disassemblySelection = (IDisassemblySelection)selection;
int line = disassemblySelection.getStartLine();
IBreakpoint[] bp = getBreakpointsAtLine( (IDisassemblyPart)part, line );
if ( bp == null || bp.length == 0 ) {
insertBreakpoint( disassemblySelection );
}
else {
for( int i = 0; i < bp.length; i++ ) {
bp[i].delete();
}
}
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.actions.IToggleBreakpointsTarget#canToggleLineBreakpoints(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
public boolean canToggleLineBreakpoints( IWorkbenchPart part, ISelection selection ) {
return part instanceof IDisassemblyPart && selection instanceof ITextSelection;
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.actions.IToggleBreakpointsTarget#toggleMethodBreakpoints(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
public void toggleMethodBreakpoints( IWorkbenchPart part, ISelection selection ) throws CoreException {
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.actions.IToggleBreakpointsTarget#canToggleMethodBreakpoints(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
public boolean canToggleMethodBreakpoints( IWorkbenchPart part, ISelection selection ) {
return false;
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.actions.IToggleBreakpointsTarget#toggleWatchpoints(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
public void toggleWatchpoints( IWorkbenchPart part, ISelection selection ) throws CoreException {
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.actions.IToggleBreakpointsTarget#canToggleWatchpoints(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
public boolean canToggleWatchpoints( IWorkbenchPart part, ISelection selection ) {
return false;
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.actions.IToggleBreakpointsTargetExtension#toggleBreakpoints(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
public void toggleBreakpoints( IWorkbenchPart part, ISelection selection ) throws CoreException {
toggleLineBreakpoints( part, selection );
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.actions.IToggleBreakpointsTargetExtension#canToggleBreakpoints(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection)
*/
public boolean canToggleBreakpoints( IWorkbenchPart part, ISelection selection ) {
return canToggleLineBreakpoints( part, selection );
}
protected abstract void createLineBreakpoint( String sourceHandle, IResource resource, int lineNumber ) throws CoreException;
protected abstract void createAddressBreakpoint( IResource resource, IAddress address ) throws CoreException;
private IBreakpoint[] getBreakpointsAtLine( IDisassemblyPart part, int line ) {
List<IBreakpoint> breakpoints = new ArrayList<IBreakpoint>();
IAnnotationModel annotationModel = part.getTextViewer().getAnnotationModel();
IDocument document = part.getTextViewer().getDocument();
if ( annotationModel != null ) {
Iterator<?> iterator = annotationModel.getAnnotationIterator();
while( iterator.hasNext() ) {
Object object = iterator.next();
if ( object instanceof SimpleMarkerAnnotation ) {
SimpleMarkerAnnotation markerAnnotation = (SimpleMarkerAnnotation)object;
IMarker marker = markerAnnotation.getMarker();
try {
if ( marker.isSubtypeOf( IBreakpoint.BREAKPOINT_MARKER ) ) {
Position position = annotationModel.getPosition( markerAnnotation );
int bpLine = document.getLineOfOffset( position.getOffset() );
if ( line == bpLine ) {
IBreakpoint breakpoint = DebugPlugin.getDefault().getBreakpointManager().getBreakpoint( marker );
if ( breakpoint != null ) {
breakpoints.add( breakpoint );
}
}
}
}
catch( CoreException e ) {
}
catch( BadLocationException e ) {
}
}
}
}
IBreakpoint[] breakpointsArray = new IBreakpoint[breakpoints.size()];
return breakpoints.toArray( breakpointsArray );
}
private void insertBreakpoint( IDisassemblySelection selection ) throws CoreException {
IAddress address = selection.getStartAddress();
if ( address == null ) {
return;
}
URI fileUri = selection.getSourceLocationURI();
if ( fileUri != null ) {
String filePath = null;
IResource resource = selection.getSourceFile();
if ( resource != null ) {
final IPath location = resource.getLocation();
if ( location == null ) {
return;
}
filePath = location.toOSString();
}
else {
resource = ResourcesPlugin.getWorkspace().getRoot();
filePath = URIUtil.toPath( fileUri ).toOSString();
}
int srcLine = selection.getSourceLine();
createLineBreakpoint( filePath, resource, srcLine + 1 );
}
else {
IResource resource = ResourcesPlugin.getWorkspace().getRoot();
createAddressBreakpoint( resource, address );
}
}
}