SwingStart

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.border.*;
public class SwingStart extends Frame {
public static int WIDTH = 450;
public static int HEIGHT = 450;
public static String TITLE = "SwingStart";
JTabbedPane tabbedPane = new JTabbedPane();
JPanel buttonPanel = new JPanel();
JPanel barPanel = new JPanel();
JPanel listPanel = new JPanel();
JPanel tablePanel = new JPanel();
JPanel[] panels = {buttonPanel,barPanel,listPanel,tablePanel};
Icon worldIcon = new ImageIcon("world.gif");
Icon printerIcon = new ImageIcon("printer.gif");
Icon leaf1Icon = new ImageIcon("leaf1.gif");
Icon leaf2Icon = new ImageIcon("leaf2.gif");
Icon leaf3Icon = new ImageIcon("leaf3.gif");
Icon[] leaves = {leaf1Icon, leaf2Icon, leaf3Icon};
JButton printerButton = new JButton("Print",printerIcon);
JToggleButton worldButton = new JToggleButton("Connect",worldIcon,true);
JList leafList = new JList(leaves);
JSlider slider = new JSlider(JSlider.VERTICAL, 0, 100, 60);
JProgressBar progressBar = new JProgressBar();
String[] columns = {"Product ID","Description","Price"};
Object[][] cells = {columns,{"zvga-1234","Video Card","$50"},
{"56m-11","56K Modem","$315"},
{"dc-10","Net Card","$499"}};
JTable table = new JTable(cells,columns);

public SwingStart() {
super(TITLE);
addWindowListener(new WindowHandler());
buildGUI();
setSize(WIDTH,HEIGHT);
setBackground(Color.darkGray);
show();
}

void buildGUI() {
// Set up tabbed pane
String[] tabs = {"Buttons","Bars","Lists","Table"};
String[] tabTips = {"A Button and a Toggle Button",
"A Slider and a Progress Bar",
"An Icon List",
"A Cost Table"};
for(int i=0;i panels[i].setBackground(Color.lightGray);
panels[i].setBorder(new TitledBorder(tabTips[i]));
tabbedPane.addTab(tabs[i],null,panels[i],tabTips[i]);
}
addComponentsToTabs();
add("Center",tabbedPane);
}

void addComponentsToTabs() {
setupButtonPanel();
setupBarPanel();
setupListPanel();
setupTablePanel();
}

void setupButtonPanel() {
printerButton.setBackground(Color.white);
worldButton.setBackground(Color.white);
buttonPanel.add(printerButton);
buttonPanel.add(worldButton);
}

void setupBarPanel() {
slider.setMajorTickSpacing(10);
slider.setMinorTickSpacing(5);
slider.setPaintTicks(true);
slider.addChangeListener(new SliderHandler());
progressBar.setOrientation(JProgressBar.HORIZONTAL);
progressBar.setMinimum(0);
progressBar.setMaximum(100);
progressBar.setValue(60);
progressBar.setBorderPainted(true);
barPanel.add(new JLabel("Slider"));
barPanel.add(slider);
barPanel.add(new JLabel("Progress Bar"));
barPanel.add(progressBar);
}

void setupListPanel() {
leafList.setFixedCellHeight(123);
listPanel.add(leafList);
}

void setupTablePanel() {
tablePanel.add(table);
}

public static void main(String[] args) {
SwingStart app = new SwingStart();
}
public class WindowHandler extends WindowAdapter {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
}
public class SliderHandler implements ChangeListener {
public void stateChanged(ChangeEvent e) {
progressBar.setValue(slider.getValue());
}
}
}