/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

* Selection listener for the event view

*

*/

package com.nokia.tracebuilder.eventhandler;

import org.eclipse.jface.viewers.ISelectionChangedListener;

import org.eclipse.jface.viewers.IStructuredSelection;

import org.eclipse.jface.viewers.SelectionChangedEvent;

import com.nokia.trace.eventview.EventListEntry;

import com.nokia.tracebuilder.engine.TraceBuilderGlobals;

import com.nokia.tracebuilder.engine.TraceLocation;

import com.nokia.tracebuilder.source.SourceLocation;

/**

 * Selection listener for the event view

 * 

 */

final class EventListSelectionListener implements ISelectionChangedListener {

	/*

	 * (non-Javadoc)

	 * 

	 * @see org.eclipse.jface.viewers.ISelectionChangedListener#

	 *      selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)

	 */

	public void selectionChanged(SelectionChangedEvent event) {

		IStructuredSelection selection = (IStructuredSelection) event

				.getSelection();

		if (!selection.isEmpty()) {

			EventListEntry entry = (EventListEntry) selection.getFirstElement();

			if (entry instanceof EventListEntryTraceObject) {

				TraceBuilderGlobals.getTraceBuilder().traceObjectSelected(

						((EventListEntryTraceObject) entry).getObject(), true, false);

			} else if (entry instanceof EventListEntryTraceLocation) {

				TraceLocation location = ((EventListEntryTraceLocation) entry)

						.getTraceLocation();

				if (!location.isDeleted()) {

					TraceBuilderGlobals.getTraceBuilder().locationSelected(

							location.getLocationList(), location, true);

				}

			} else if (entry instanceof EventListEntrySourceLocation) {

				SourceLocation location = ((EventListEntrySourceLocation) entry)

						.getLocation();

				location.selectFromSource();

			}

		}

	}

}