/*******************************************************************************
* ALMA - Atacama Large Millimeter Array
* Copyright (c) ESO - European Southern Observatory, 2013
* (in the framework of the ALMA collaboration).
* All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*******************************************************************************/
package alma.acs.eventbrowser.handlers;
import org.eclipse.e4.core.contexts.Active;
import org.eclipse.e4.core.di.annotations.CanExecute;
import org.eclipse.e4.core.di.annotations.Execute;
import org.eclipse.e4.ui.model.application.ui.basic.MPart;
import alma.acs.eventbrowser.parts.IEventListPart;
/**
* Clear-event-list handler for parts that implement {@link IEventListPart}.
*/
public class ClearEventsHandler {
/**
*/
@CanExecute
public boolean canExecute() {
return true;
}
@Execute
public void execute(@Active MPart part) {
if (part.getObject() instanceof IEventListPart) {
((IEventListPart) part.getObject()).clearList();
}
else {
System.out.println("Error in " + ClearEventsHandler.class.getSimpleName() +
": expected an MPart that represents an 'IEventListPart'. Got instead a " + part.getObject().getClass().getName());
}
}
}