Hi friend,


I am sending you a running code. I hope that, following code will help you. If you have any type problem then send me code and explain in detail.


import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.BufferedImage;

public class FrameDemo extends WindowAdapter implements ActionListener {
private Point lastLocation = null;
private int maxX = 500;
private int maxY = 500;

private static JButton defaultButton = null;

//constants for action commands
protected final static String NO_DECORATIONS = "no_dec";
protected final static String LF_DECORATIONS = "laf_dec";
protected final static String WS_DECORATIONS = "ws_dec";
protected final static String CREATE_WINDOW = "new_win";
protected final static String DEFAULT_ICON = "def_icon";
protected final static String FILE_ICON = "file_icon";
protected final static String PAINT_ICON = "paint_icon";

//true if the next frame created should have no window decorations
protected boolean noDecorations = false;

//true if the next frame created should have setIconImage called
protected boolean specifyIcon = false;

//true if the next frame created should have a custom painted icon
protected boolean createIcon = false;

//Perform some initialization.
public FrameDemo() {
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
maxX = screenSize.width - 50;
maxY = screenSize.height - 50;
}

//Create a new MyFrame object and show it.
public void showNewWindow() {
JFrame frame = new MyFrame();

if (noDecorations) {
frame.setUndecorated(true);
}

if (specifyIcon) {
if(createIcon) {
frame.setIconImage(createFDImage());
}
else {
frame.setIconImage(getFDImage());
}
}

frame.setSize(250,150);
frame.setVisible(true);
}

// Create the window-creation controls that go in the main window.
protected JComponent createOptionControls() {
JLabel label1 = new JLabel("Decoration options for subsequently created frames:");
ButtonGroup bg1 = new ButtonGroup();
JLabel label2 = new JLabel("Icon options:");
ButtonGroup bg2 = new ButtonGroup();

//Create the buttons
JRadioButton rb1 = new JRadioButton();
rb1.setText("Look and feel decorated");
rb1.setActionCommand(LF_DECORATIONS);
rb1.addActionListener(this);
rb1.setSelected(true);
bg1.add(rb1);

JRadioButton rb2 = new JRadioButton();
rb2.setText("Window system decorated");
rb2.setActionCommand(WS_DECORATIONS);
rb2.addActionListener(this);
bg1.add(rb2);

JRadioButton rb3 = new JRadioButton();
rb3.setText("No decorations");
rb3.setActionCommand(NO_DECORATIONS);
rb3.addActionListener(this);
bg1.add(rb3);

JRadioButton rb4 = new JRadioButton();
rb4.setText("Default icon");
rb4.setActionCommand(DEFAULT_ICON);
rb4.addActionListener(this);
rb4.setSelected(true);
bg2.add(rb4);

JRadioButton rb5 = new JRadioButton();
rb5.setText("Icon from a JPEG file");
rb5.setActionCommand(FILE_ICON);
rb5.addActionListener(this);
bg2.add(rb5);

JRadioButton rb6 = new JRadioButton();
rb6.setText("Painted icon");
rb6.setActionCommand(PAINT_ICON);
rb6.addActionListener(this);
bg2.add(rb6);

//Add everything to a container.
Box box = Box.createVerticalBox();
box.add(label1);
box.add(Box.createVerticalStrut(5));
box.add(rb1);
box.add(rb2);
box.add(rb3);

box.add(Box.createVerticalStrut(15));
box.add(label2);
box.add(Box.createVerticalStrut(5));
box.add(rb4);
box.add(rb5);
box.add(rb6);

//Add some breathing room.
box.setBorder(BorderFactory.createEmptyBorder(10,10,10,10));
return box;
}

//Create the button that goes in the main window.
protected JComponent createButtonPane() {
JButton button = new JButton("New window");
button.setActionCommand(CREATE_WINDOW);
button.addActionListener(this);
defaultButton = button; //Used later to make this the frame's default button.

//Center the button in a panel with some space around it.
JPanel pane = new JPanel();
pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
pane.add(button);

return pane;
}

//Handle action events from all the buttons.
public void actionPerformed(ActionEvent e) {
String command = e.getActionCommand();

//Handle the New window button.
if(CREATE_WINDOW.equals(command)) {
showNewWindow();

//Handle the first group of radio buttons.
}
else if(NO_DECORATIONS.equals(command)) {
noDecorations = true;
JFrame.setDefaultLookAndFeelDecorated(false);
}
else if (WS_DECORATIONS.equals(command)) {
noDecorations = false;
JFrame.setDefaultLookAndFeelDecorated(false);
}
else if(LF_DECORATIONS.equals(command)) {
noDecorations = false;
JFrame.setDefaultLookAndFeelDecorated(true);

//Handle the second group of radio buttons.
}
else if (DEFAULT_ICON.equals(command)) {
specifyIcon = false;
}
else if (FILE_ICON.equals(command)) {
specifyIcon = true;
createIcon = false;
}
else if (PAINT_ICON.equals(command)) {
specifyIcon = true;
createIcon = true;
}
}

//Creates an icon-worthy Image from scratch.
protected static Image createFDImage() {
//Create image.
BufferedImage bi = new BufferedImage(16, 16, BufferedImage.TYPE_INT_RGB);

//Draw into it.
Graphics g = bi.getGraphics();
g.setColor(Color.BLACK);
g.fillRect(0, 0, 15, 15);
g.setColor(Color.RED);
g.fillOval(5, 3, 6, 6);

//Clean up.
g.dispose();

//Return it.
return bi;
}

protected static Image getFDImage() {
java.net.URL imgURL = FrameDemo.class.getResource("images/FD.jpg");
if (imgURL != null) {
return new ImageIcon(imgURL).getImage();
}
else {
return null;
}
}

private static void createAndShowGUI() {
//Use the Java look and feel.
try {
UIManager.setLookAndFeel(
UIManager.getCrossPlatformLookAndFeelClassName());
}
catch(Exception e){
System.out.println("error" + e.getMessage());
}

//Make sure we have nice window decorations.
JFrame.setDefaultLookAndFeelDecorated(true);
JDialog.setDefaultLookAndFeelDecorated(true);

//Instantiate the controlling class.
JFrame frame = new JFrame("FrameDemo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

//Create and set up the content pane.
FrameDemo demo = new FrameDemo();

//Add components to it.
Container contentPane = frame.getContentPane();
contentPane.add(demo.createOptionControls(),
BorderLayout.CENTER);
contentPane.add(demo.createButtonPane(),
BorderLayout.PAGE_END);
frame.getRootPane().setDefaultButton(defaultButton);

//Display the window.
frame.setSize(400,300);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}

public static void main(String[] args) {
javax.swing.SwingUtilities.invokeLater(new Runnable() {
public void run() {
createAndShowGUI();
}
});
}

public class MyFrame extends JFrame implements ActionListener {

//Create a frame with a button.
public MyFrame() {
super("New Open window");
setDefaultCloseOperation(DISPOSE_ON_CLOSE);
JButton button = new JButton("Close window");
button.addActionListener(this);

//Place the button near the bottom of the window.
Container contentPane = getContentPane();
contentPane.setLayout(new BoxLayout(contentPane,
BoxLayout.PAGE_AXIS));
contentPane.add(Box.createVerticalGlue());
contentPane.add(button);
button.setAlignmentX(Component.CENTER_ALIGNMENT);
contentPane.add(Box.createVerticalStrut(5));
}

public void actionPerformed(ActionEvent e) {
setVisible(false);
dispose();
}
}
}


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visit for more information:

http://www.roseindia.net/java/example/java/swing/

Thanks

Amardeep