de.invation.code.toval.graphic.dialog.MessageDialog Maven / Gradle / Ivy

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package de.invation.code.toval.graphic.dialog;

import de.invation.code.toval.debug.SimpleDebugger;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.DefaultListModel;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.ScrollPaneConstants;
import javax.swing.WindowConstants;

public class MessageDialog extends JDialog implements SimpleDebugger {

    private static final long serialVersionUID = 463955903504300506L;
    public static final Dimension PREFERRED_SIZE = new Dimension(500, 500);

    private static MessageDialog instance = null;

    private DefaultListModel messageListModel = new DefaultListModel();

    private MessageDialog() {
        super();
        setTitle("Message Dialog");

        setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
        setPreferredSize(PREFERRED_SIZE);

        getContentPane().setLayout(new BorderLayout());

        JPanel topPanel = new JPanel();
        topPanel.setPreferredSize(new Dimension(200, 20));
        topPanel.setLayout(null);
        getContentPane().add(topPanel, BorderLayout.NORTH);

        JPanel midPanel = new JPanel();
        midPanel.setLayout(new BoxLayout(midPanel, BoxLayout.X_AXIS));
        midPanel.add(Box.createRigidArea(new Dimension(20, 0)));

        final JList list = new JList(messageListModel);
        list.setFont(new Font("Monospaced", Font.PLAIN, 12));

        JScrollPane scrollPane = new JScrollPane();
        scrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
        scrollPane.setPreferredSize(new Dimension(200, 100));
        scrollPane.setViewportView(list);

        midPanel.add(scrollPane);

        midPanel.add(Box.createRigidArea(new Dimension(20, 0)));

        getContentPane().add(midPanel, BorderLayout.CENTER);

        JPanel bottomPanel = new JPanel();
        bottomPanel.setLayout(new BoxLayout(bottomPanel, BoxLayout.X_AXIS));
        bottomPanel.setPreferredSize(new Dimension(200, 40));
        bottomPanel.add(Box.createHorizontalGlue());
        JButton okButton = new JButton("OK");
        okButton.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent e) {
                dispose();
            }
        });
        bottomPanel.add(okButton);
        JButton clearButton = new JButton("Clear");
        clearButton.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent e) {
                messageListModel.clear();
            }
        });
        bottomPanel.add(clearButton);
        bottomPanel.add(Box.createHorizontalGlue());
        getContentPane().add(bottomPanel, BorderLayout.SOUTH);

        Dimension screenSize = new Dimension(Toolkit.getDefaultToolkit().getScreenSize());
        int wdwLeft = (int) ((screenSize.width / 2.0) + ((PREFERRED_SIZE.width + 800 + 10) / 2.0)) - PREFERRED_SIZE.width;
        int wdwTop = screenSize.height / 2 - PREFERRED_SIZE.height / 2;
        pack();
        setLocation(wdwLeft, wdwTop);
        setVisible(true);
    }

    public static MessageDialog getInstance() {
        if (instance == null) {
            instance = new MessageDialog();
        }
        return instance;
    }
    
    @Override
    public void message(String message){
        addMessage(message);
    }

    public void addMessage(String message) {
        messageListModel.addElement(message);
    }

//	public static void main(String[] args) {
//		MessageDialog.getInstance().addMessage("Trst1");
//		MessageDialog.getInstance().newLine();
//		MessageDialog.getInstance().addMessage("Trst2");
//		MessageDialog.getInstance().addMessage("Trst3");
//		MessageDialog.getInstance().addMessage("Trst4");
//	}
    public void newLine() {
        messageListModel.addElement(" ");
    }
}