/*

* 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:

*

* Base class for all editor actions of Trace Builder

*

*/

package com.nokia.tracebuilder.action;

import org.eclipse.jface.action.IAction;

import org.eclipse.jface.viewers.ISelection;

import org.eclipse.ui.IEditorActionDelegate;

import org.eclipse.ui.IEditorPart;

import com.nokia.tracebuilder.engine.TraceBuilderGlobals;

import com.nokia.tracebuilder.model.TraceBuilderException;

/**

 * Base class for all editor actions of Trace Builder

 * 

 */

public abstract class TraceBuilderEditorAction implements IEditorActionDelegate {

	/*

	 * (non-Javadoc)

	 * 

	 * @see org.eclipse.ui.IEditorActionDelegate#setActiveEditor(org.eclipse.jface.action.IAction,

	 *      org.eclipse.ui.IEditorPart)

	 */

	public void setActiveEditor(IAction action, IEditorPart targetEditor) {

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)

	 */

	public void run(IAction action) {

		try {

			doRun();

		} catch (TraceBuilderException e) {

			TraceBuilderGlobals.getEvents().postError(e);

		}

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction,

	 *      org.eclipse.jface.viewers.ISelection)

	 */

	public void selectionChanged(IAction action, ISelection selection) {

	}

	/**

	 * Runs this action

	 * 

	 * @throws TraceBuilderException

	 *             if processing fails, shows an error dialog based on the

	 *             exception content

	 */

	protected abstract void doRun() throws TraceBuilderException;

}