/*
* Copyright 2006-2012 The MZmine 2 Development Team
*
* This file is part of MZmine 2.
*
* MZmine 2 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 2 of the License, or (at your option) any later
* version.
*
* MZmine 2 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
* MZmine 2; if not, write to the Free Software Foundation, Inc., 51 Franklin St,
* Fifth Floor, Boston, MA 02110-1301 USA
*/
package net.sf.mzmine.util.components;
import javax.help.CSH;
import javax.help.HelpBroker;
import javax.swing.JButton;
import net.sf.mzmine.desktop.impl.MainWindow;
import net.sf.mzmine.desktop.impl.helpsystem.HelpImpl;
import net.sf.mzmine.desktop.impl.helpsystem.MZmineHelpMap;
import net.sf.mzmine.desktop.impl.helpsystem.MZmineHelpSet;
import net.sf.mzmine.main.MZmineCore;
/**
* This class extends JButton class to implement Help system generated
* automatically. This class permits to get the help system in a dialog modal
* window, and assign the HelpSystem Action Listener to this button.
*
*
*/
public class HelpButton extends JButton {
/**
* This constructor receives as parameter a help ID stored in HelpSet.
*
* @param helpID
*/
public HelpButton(String helpID) {
super("Help");
MainWindow mainWindow = (MainWindow) MZmineCore.getDesktop();
HelpImpl helpImp = mainWindow.getHelpImpl();
if (helpImp == null) {
setEnabled(false);
return;
}
MZmineHelpSet hs = helpImp.getHelpSet();
if (hs == null) {
setEnabled(false);
return;
}
MZmineHelpMap map = (MZmineHelpMap) hs.getLocalMap();
if (!map.isValidID(helpID, hs)) {
setEnabled(false);
return;
}
HelpBroker hb = hs.createHelpBroker();
hs.setHomeID(helpID);
this.addActionListener(new CSH.DisplayHelpFromSource(hb));
}
}