org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/MidiStepOverHandler.java

/*******************************************************************************
 * Copyright (c) 2008 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.debug.examples.ui.midi.adapters;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.commands.IDebugCommandRequest;
import org.eclipse.debug.core.commands.IEnabledStateRequest;
import org.eclipse.debug.core.commands.IStepOverHandler;

/**
 * Provides an example command handler for the step over action.
 * On execute, it simply returns a status that is opened in an
 * error dialog.
 */
public class MidiStepOverHandler implements IStepOverHandler {

	/* (non-Javadoc)
	 * @see org.eclipse.debug.core.commands.IDebugCommandHandler#canExecute(org.eclipse.debug.core.commands.IEnabledStateRequest)
	 */
	public void canExecute(IEnabledStateRequest request) {
		// We could create a job here, schedule it, then return to be asynchronous
		request.setEnabled(request.getElements().length > 0);
		request.done();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.debug.core.commands.IDebugCommandHandler#execute(org.eclipse.debug.core.commands.IDebugCommandRequest)
	 */
	public boolean execute(IDebugCommandRequest request) {
		// We could create a job to do this work, schedule it, then return to be asynchronous
		// If running asynchronously, remember to return the enablement you want the action to have while this action is run
		request.setStatus(new Status(IStatus.WARNING,"org.eclipse.debug.examples.ui","This is an example command handler overriding the default using an adapter on " + request.getElements()[0].getClass().getName()));
		request.done();
		return true;
	}

}