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// Copyright 2001 freehep
package org.freehep.graphicsio.exportchooser;

import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;

import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;

import org.freehep.graphics2d.TagString;
import org.freehep.graphicsio.MultiPageDocument;

/**
 * @author Simon Fischer
 * @version $Id: freehep-graphicsio/src/main/java/org/freehep/graphicsio/exportchooser/HeadFootDialog.java 5641ca92a537 2005/11/26 00:15:35 duns $
 */
public class HeadFootDialog extends JDialog implements ActionListener,
        ItemListener {

    private static final String[] HF_LABELS = { "Headline", "Footline" };

    private JTextField textField[][];

    private JCheckBox useCheckBox[];

    private TagString text[][];

    public HeadFootDialog() {
        super();
        setTitle("Head- and footlines");
        setModal(true);
        getContentPane().setLayout(new BorderLayout());

        textField = new JTextField[HF_LABELS.length][];
        useCheckBox = new JCheckBox[HF_LABELS.length];
        JPanel textPanel = new JPanel(new GridLayout(HF_LABELS.length * 2, 1));
        for (int i = 0; i < HF_LABELS.length; i++) {
            JPanel title = new JPanel(new FlowLayout(FlowLayout.LEFT));
            useCheckBox[i] = new JCheckBox();
            useCheckBox[i].setSelected(false);
            useCheckBox[i].addItemListener(this);
            title.add(useCheckBox[i]);
            title.add(new JLabel(HF_LABELS[i]));
            textPanel.add(title);
            JPanel textFieldPanel = new JPanel(new FlowLayout());
            textField[i] = new JTextField[3];
            for (int j = 0; j < textField[i].length; j++) {
                textField[i][j] = new JTextField(10);
                textField[i][j].setEnabled(false);
                textFieldPanel.add(textField[i][j]);
            }
            textPanel.add(textFieldPanel);
        }
        getContentPane().add(textPanel, BorderLayout.CENTER);

        JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
        JButton cancel = new JButton("Cancel");
        cancel.setActionCommand("cancel");
        cancel.addActionListener(this);
        buttonPanel.add(cancel);
        JButton ok = new JButton("Ok");
        ok.setActionCommand("ok");
        ok.addActionListener(this);
        buttonPanel.add(ok);
        getContentPane().add(buttonPanel, BorderLayout.SOUTH);

        pack();

        text = new TagString[useCheckBox.length][];
    }

    public void actionPerformed(ActionEvent e) {
        if (e.getActionCommand().equals("ok")) {
            for (int i = 0; i < useCheckBox.length; i++) {
                if (useCheckBox[i].isSelected()) {
                    text[i] = new TagString[3];
                    for (int j = 0; j < textField[i].length; j++) {
                        text[i][j] = new TagString(textField[i][j].getText());
                    }
                } else {
                    text[i] = null;
                }
            }
            setVisible(false);
        } else if (e.getActionCommand().equals("cancel")) {
            for (int i = 0; i < useCheckBox.length; i++) {
                useCheckBox[i].setSelected(text[i] != null);
                for (int j = 0; j < textField[i].length; j++) {
                    if (text[i] != null) {
                        textField[i][j].setText(text[i][j].toString());
                        textField[i][j].setEnabled(true);
                    } else {
                        textField[i][j].setText("");
                        textField[i][j].setEnabled(false);
                    }
                }
            }
            setVisible(false);
        }
    }

    public void configure(MultiPageDocument md) {
        if (text[0] != null) {
            md.setHeader(new Font("times", Font.PLAIN, 10), text[0][0],
                    text[0][1], text[0][2], 1);
        }

        if (text[1] != null) {
            md.setFooter(new Font("times", Font.PLAIN, 10), text[1][0],
                    text[1][1], text[1][2], 1);
        }

    }

    public void itemStateChanged(ItemEvent e) {
        for (int i = 0; i < useCheckBox.length; i++) {
            if (e.getSource() == useCheckBox[i]) {
                for (int j = 0; j < textField[i].length; j++) {
                    textField[i][j]
                            .setEnabled(e.getStateChange() == ItemEvent.SELECTED);
                }
            }
        }
    }

    public static void main(String[] argv) {
        JDialog d = new HeadFootDialog();
        d.setVisible(true);
    }

}