ViewCycleAction.java example

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ganttproject-master
/*
GanttProject is an opensource project management tool.
Copyright (C) 2005-2011 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.view;

import java.awt.event.ActionEvent;

import net.sourceforge.ganttproject.action.GPAction;
import net.sourceforge.ganttproject.gui.view.GPViewManager;

public class ViewCycleAction extends GPAction {
  private GPViewManager myViewManager;
  private boolean isNextNotPrev;

  public ViewCycleAction(GPViewManager viewManager, boolean nextNotPrev) {
    super("view.cycle" + ((nextNotPrev) ? ".forward" : ".backward"));
    myViewManager = viewManager;
    isNextNotPrev = nextNotPrev;
  }

  @Override
  public void actionPerformed(ActionEvent arg0) {
    if (isNextNotPrev) {
      myViewManager.activateNextView();
    } else {
      myViewManager.activatePrevView();
    }
  }
}