/*******************************************************************************
* Copyright (c) 2009, 2015 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 org.eclipse.cdt.dsf.debug.internal.ui.disassembly.provisional.IDisassemblyPart;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.debug.ui.actions.ToggleBreakpointAction;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.source.IVerticalRulerInfo;
import org.eclipse.swt.widgets.Event;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* Default handler for the toggle breakpoint command in the disassembly ruler.
* Invoked on double click in the ruler.
*
* @since 2.1
*/
public class RulerToggleBreakpointHandler extends AbstractHandler {
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
IWorkbenchPart part = HandlerUtil.getActivePartChecked(event);
if (part instanceof IDisassemblyPart) {
IDisassemblyPart disassemblyPart = (IDisassemblyPart) part;
IDocument document = disassemblyPart.getTextViewer().getDocument();
final IVerticalRulerInfo rulerInfo= part.getAdapter(IVerticalRulerInfo.class);
if (rulerInfo != null) {
final ToggleBreakpointAction toggleBpAction= new ToggleBreakpointAction(part, document, rulerInfo);
try {
toggleBpAction.update();
if (toggleBpAction.isEnabled()) {
if (event.getTrigger() instanceof Event) {
// Pass through the event that triggered the action.
// This will give toggle action access to key modifiers
// (shift, ctrl, etc.)
toggleBpAction.runWithEvent((Event)event.getTrigger());
} else {
toggleBpAction.run();
}
}
} finally {
toggleBpAction.dispose();
}
}
}
return null;
}
}