/*******************************************************************************
* Copyright (c) 2008, 2009 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.dsf.debug.internal.ui.disassembly.actions;
import java.util.Iterator;
import org.eclipse.cdt.dsf.debug.internal.ui.disassembly.provisional.IDisassemblyPart;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.model.IBreakpoint;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.Position;
import org.eclipse.jface.text.source.IAnnotationModel;
import org.eclipse.jface.text.source.IVerticalRulerInfo;
import org.eclipse.ui.texteditor.SimpleMarkerAnnotation;
/**
* Abstract implementation of a breakpoint ruler action.
*/
public abstract class AbstractDisassemblyBreakpointRulerAction extends AbstractDisassemblyRulerAction {
/**
* Create breakpoint ruler action.
*
* @param disassemblyPart
* @param rulerInfo
*/
protected AbstractDisassemblyBreakpointRulerAction(IDisassemblyPart disassemblyPart, IVerticalRulerInfo rulerInfo) {
super(disassemblyPart, rulerInfo);
}
/**
* Returns the breakpoint at the last line of mouse activity in the ruler
* or <code>null</code> if none.
*
* @return breakpoint associated with activity in the ruler or <code>null</code>
*/
protected IBreakpoint getBreakpoint() {
IAnnotationModel annotationModel = getAnnotationModel();
IDocument document = 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 line = document.getLineOfOffset(position.getOffset());
if (line == getRulerInfo().getLineOfLastMouseButtonActivity()) {
IBreakpoint breakpoint = DebugPlugin.getDefault().getBreakpointManager().getBreakpoint(marker);
if (breakpoint != null) {
return breakpoint;
}
}
}
} catch (CoreException e) {
} catch (BadLocationException e) {
}
}
}
}
return null;
}
}