attributeeditordialog.java

著名的开源仿真软件yale

/*
 *  YALE - Yet Another Learning Environment
 *  Copyright (C) 2002, 2003
 *      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.operator.Operator;

import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JScrollPane;
import javax.swing.JButton;
import javax.swing.JPanel;
import javax.swing.JOptionPane;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.awt.BorderLayout;
import java.io.File;
import java.io.FileWriter;
import java.io.PrintWriter;

/** @see edu.udo.cs.yale.gui.AttributeEditor
 */
public class AttributeEditorDialog extends JDialog {

    private AttributeEditor attributeEditor;

    public AttributeEditorDialog(JFrame owner, Operator exampleSource, File file) {
	this(owner, exampleSource);
	if (file != null)
	    attributeEditor.openAttributeFile(file);
    }

    public AttributeEditorDialog(JFrame owner, Operator exampleSource) {
	super(owner, "Attribute Editor", true);
	attributeEditor = new AttributeEditor(exampleSource);

	getContentPane().add(new JScrollPane(attributeEditor), BorderLayout.CENTER);

	JPanel buttonPanel = new JPanel();

	JButton openXML = new JButton("Open attribute file...");
	openXML.setToolTipText("Click here to open an existing xml attribute descripiton file");
	openXML.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent e) {
		    attributeEditor.openAttributeFile();
		}
	    });
	buttonPanel.add(openXML);

	JButton saveAttr = new JButton("Save Attributes...");
	saveAttr.setToolTipText("Click here to save the attribute description file.");
	saveAttr.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent e) {
		    saveAttributes();
		}
	    });
	buttonPanel.add(saveAttr);



	JButton loadFile = new JButton("Load data...");
	loadFile.setToolTipText("Click here to add data from a file");
	loadFile.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent e) {
		    loadData();
		}
	    });
	buttonPanel.add(loadFile);

	JButton saveData = new JButton("Save Data...");
	saveData.setToolTipText("Click here to save the data to a single file.");
	saveData.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent e) {
		    saveData();
		}
	    });
	buttonPanel.add(saveData);

  	JButton clear = new JButton("Clear");
  	clear.setToolTipText("Click here to clear all columns");
  	clear.addActionListener(new ActionListener() {
  		public void actionPerformed(ActionEvent e) {
  		    clear();
  		}
  	    });
  	buttonPanel.add(clear);

	getContentPane().add(buttonPanel, BorderLayout.SOUTH);
	
	pack();
    }

    private void loadData() {
	File file = SwingTools.chooseFile(this, null, true);
	if (file != null) {
	    try {
		attributeEditor.readFile(file);
	    } catch (java.io.IOException e) {
		JOptionPane.showMessageDialog(this, e.toString(), "Error loading "+file, JOptionPane.ERROR_MESSAGE);
	    }
	}
    }

    private void saveAttributes() {
	attributeEditor.saveAttributeFile();
    }

    private void saveData() {
	File file = SwingTools.chooseFile(this, null, false);
	if (file != null) {
	    try {
		attributeEditor.writeData(file);
	    } catch (java.io.IOException e) {
		JOptionPane.showMessageDialog(this, e.toString(), "Error saving data file "+file, JOptionPane.ERROR_MESSAGE);
	    }
	} 
    }

    private void clear() {
	attributeEditor.clear();
    }
    
    public File getFile() {
	return attributeEditor.getFile();
    }

}