settingsdialog.java

一个很好的LIBSVM的JAVA源码。对于要研究和改进SVM算法的学者。可以参考。来自数据挖掘工具YALE工具包。

/*
 *  YALE - Yet Another Learning Environment
 *  Copyright (C) 2001-2004
 *      Simon Fischer, Ralf Klinkenberg, Ingo Mierswa, 
 *          Katharina Morik, Oliver Ritthoff
 *      Artificial Intelligence Unit
 *      Computer Science Department
 *      University of Dortmund
 *      44221 Dortmund,  Germany
 *  email: [e-mail]
 *  web:   http://yale.cs.uni-dortmund.de/
 *
 *  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 2 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 *  USA.
 */
package edu.udo.cs.yale.gui;

import edu.udo.cs.yale.tools.ParameterService;

import javax.swing.JDialog;
import javax.swing.JTextArea;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JButton;
import javax.swing.JScrollPane;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.io.IOException;

public class SettingsDialog extends JDialog {

    private SettingsPropertyTable table = new SettingsPropertyTable();

    public SettingsDialog(JFrame owner) {
	super(owner, "Settings", true);
	BorderLayout borderLayout = new BorderLayout();
	borderLayout.setHgap(5);
	borderLayout.setVgap(5);
	JPanel panel = new JPanel(borderLayout);

	JTextArea label = new JTextArea("You can edit the file '"+ParameterService.getConfigFile("yalerc")+"' to make system wide settings. This dialog will save all changes to '"+ParameterService.getUserConfigFile("yalerc" + "." + System.getProperty("os.name"))+"'.", 3, 60);
	label.setLineWrap(true);
	label.setWrapStyleWord(true);
	label.setBackground(this.getBackground());
	label.setEditable(false);
	panel.add(label, BorderLayout.NORTH);

	panel.add(new JScrollPane(table), BorderLayout.CENTER);

	JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
	JButton ok = new JButton("Apply");
	ok.setToolTipText("Apply settings for this session.");
	ok.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent e) {
		    table.applyProperties();
		    dispose();
		}
	    });
	buttonPanel.add(ok);
	JButton save = new JButton("Save");
	save.setToolTipText("Save settings for this and future sessions.");
	save.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent e) {
		    try {
			table.save();
			dispose();
		    } catch (IOException ioe) {
			SwingTools.showSimpleErrorMessage("Cannot save properties.", ioe);
		    }
		}
	    });
	buttonPanel.add(save);
	JButton cancel = new JButton("Cancel");
	cancel.setToolTipText("Do not change settings.");
	cancel.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent e) {
		    dispose();
		}
	    });
	buttonPanel.add(cancel);
	panel.add(buttonPanel, BorderLayout.SOUTH);

	panel.setBorder(javax.swing.BorderFactory.createEmptyBorder(11,11,11,11));
	getContentPane().add(panel);
	pack();
	setLocationRelativeTo(owner);
    } 
}