LookAndFeel.java Source code

Introduction

Here is the source code for LookAndFeel.java

Source

// : c14:LookAndFeel.java
// Selecting different looks & feels.
// From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
// www.BruceEckel.com. See copyright notice in CopyRight.txt.

import java.awt.Component;
import java.awt.Container;
import java.awt.FlowLayout;

import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JRadioButton;
import javax.swing.JTextField;
import javax.swing.UIManager;

public class LookAndFeel extends JFrame {
    private String[] choices = { "eeny", "meeny", "Minnie", "Mickey", "Moe", "Larry", "Curly" };

    private Component[] samples = { new JButton("JButton"), new JTextField("JTextField"), new JLabel("JLabel"),
            new JCheckBox("JCheckBox"), new JRadioButton("Radio"), new JComboBox(choices), new JList(choices), };

    public LookAndFeel() {
        super("Look And Feel");
        Container cp = getContentPane();
        cp.setLayout(new FlowLayout());
        for (int i = 0; i < samples.length; i++)
            cp.add(samples[i]);
    }

    private static void usageError() {
        System.out.println("Usage:LookAndFeel [cross|system|motif]");
        System.exit(1);
    }

    public static void main(String[] args) {
        if (args.length == 0)
            usageError();
        if (args[0].equals("cross")) {
            try {
                UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());
            } catch (Exception e) {
                e.printStackTrace();
            }
        } else if (args[0].equals("system")) {
            try {
                UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
            } catch (Exception e) {
                e.printStackTrace();
            }
        } else if (args[0].equals("motif")) {
            try {
                UIManager.setLookAndFeel("com.sun.java." + "swing.plaf.motif.MotifLookAndFeel");
            } catch (Exception e) {
                e.printStackTrace();
            }
        } else
            usageError();
        // Note the look & feel must be set before
        // any components are created.
        run(new LookAndFeel(), 300, 200);
    }

    public static void run(JFrame frame, int width, int height) {
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(width, height);
        frame.setVisible(true);
    }
} ///:~