/*
GanttProject is an opensource project management tool.
Copyright (C) 2004-2011 GanttProject Team
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 3
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package net.sourceforge.ganttproject.action.zoom;
import java.awt.event.ActionEvent;
import net.sourceforge.ganttproject.action.GPAction;
import net.sourceforge.ganttproject.gui.zoom.ZoomEvent;
import net.sourceforge.ganttproject.gui.zoom.ZoomListener;
import net.sourceforge.ganttproject.gui.zoom.ZoomManager;
/**
* @author bard
*/
public class ZoomInAction extends GPAction implements ZoomListener {
private final ZoomManager myZoomManager;
public ZoomInAction(ZoomManager zoomManager) {
super("zoom.in");
myZoomManager = zoomManager;
myZoomManager.addZoomListener(this);
}
@Override
public void actionPerformed(ActionEvent arg0) {
if (myZoomManager.canZoomIn()) {
myZoomManager.zoomIn();
}
}
@Override
public void zoomChanged(ZoomEvent e) {
setEnabled(myZoomManager.canZoomIn());
}
@Override
protected String getIconFilePrefix() {
return "zoomp_";
}
}