Examples of AWT
Components in AWT
To make Frame in AWT to add ComponentLabel in AWT
LabelDemo.java
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class LabelDemo extends Frame
{
private Label label1 = new Label();
private Label label2 = new Label();
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
public LabelDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(451, 300));
this.setBackground( SystemColor.control );
label1.setText("Label for Demonstration");
label1.setBounds(new Rectangle(25, 45, 380, 35));
label1.setFont(new Font("Tahoma", 1, 14));
label1.setBackground(new java.awt.Color(247, 255, 214));
label1.setForeground(java.awt.Color.red);
label2.setText("Set the alignment of Label");
label2.setBounds(new Rectangle(65, 135, 280, 15));
label2.setFont(new Font("Tahoma", 1, 12));
button1.setLabel("Left");
button1.setBounds(new Rectangle(60, 170, 70, 25));
button1.setFont(new Font("Tahoma", 1, 12));
button1.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button1_actionPerformed(e);
}
}
);
button2.setLabel("Center");
button2.setBounds(new Rectangle(150, 170, 80, 25));
button2.setFont(new Font("Tahoma", 1, 12));
button2.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button2_actionPerformed(e);
}
}
);
button3.setLabel("Right");
button3.setBounds(new Rectangle(255, 170, 70, 25));
button3.setFont(new Font("Tahoma", 1, 12));
button3.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button3_actionPerformed(e);
}
}
);
this.add(button3, null);
this.add(button2, null);
this.add(button1, null);
this.add(label2, null);
this.add(label1, null);
}
private void button1_actionPerformed(ActionEvent e)
{
label1.setAlignment(0);
}
private void button2_actionPerformed(ActionEvent e)
{
label1.setAlignment(1);
}
private void button3_actionPerformed(ActionEvent e)
{
label1.setAlignment(2);
}
public static void main(String args[])
{
LabelDemo obj=new LabelDemo();
obj.setVisible(true);
obj.setLocation(150,150);
}
}
Output
To change alignment of Text on Label by click on Button
Label in AWT
LabelDemo.java
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class LabelDemo extends Frame
{
private Label label1 = new Label();
private Label label2 = new Label();
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
public LabelDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(451, 300));
this.setBackground( SystemColor.control );
label1.setText("Label for Demonstration");
label1.setBounds(new Rectangle(25, 45, 380, 35));
label1.setFont(new Font("Tahoma", 1, 14));
label1.setBackground(new java.awt.Color(247, 255, 214));
label1.setForeground(java.awt.Color.red);
label2.setText("Set the alignment of Label");
label2.setBounds(new Rectangle(65, 135, 280, 15));
label2.setFont(new Font("Tahoma", 1, 12));
button1.setLabel("Left");
button1.setBounds(new Rectangle(60, 170, 70, 25));
button1.setFont(new Font("Tahoma", 1, 12));
button1.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button1_actionPerformed(e);
}
}
);
button2.setLabel("Center");
button2.setBounds(new Rectangle(150, 170, 80, 25));
button2.setFont(new Font("Tahoma", 1, 12));
button2.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button2_actionPerformed(e);
}
}
);
button3.setLabel("Right");
button3.setBounds(new Rectangle(255, 170, 70, 25));
button3.setFont(new Font("Tahoma", 1, 12));
button3.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button3_actionPerformed(e);
}
}
);
this.add(button3, null);
this.add(button2, null);
this.add(button1, null);
this.add(label2, null);
this.add(label1, null);
}
private void button1_actionPerformed(ActionEvent e)
{
label1.setAlignment(0);
}
private void button2_actionPerformed(ActionEvent e)
{
label1.setAlignment(1);
}
private void button3_actionPerformed(ActionEvent e)
{
label1.setAlignment(2);
}
public static void main(String args[])
{
LabelDemo obj=new LabelDemo();
obj.setVisible(true);
obj.setLocation(150,150);
}
}
Output
To make Password type TextField and get their hidden value
TextField in AWT
TextfieldDemo.java
package com.techknow.textfields;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class TextfieldDemo extends Frame
{
private TextField textField1 = new TextField();
private Button button1 = new Button();
private Label label1 = new Label();
private Label label2 = new Label();
public TextfieldDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize( new Dimension( 400, 300 ) );
this.setBackground( SystemColor.control );
textField1.setBounds(new Rectangle(115, 60, 240, 20));
textField1.setEchoChar('*');
button1.setLabel("Get Text Of Textfield");
button1.setBounds(new Rectangle(55, 95, 205, 40));
button1.setFont(new Font("Tahoma", 1, 14));
button1.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button1_actionPerformed(e);
}
}
);
label1.setBounds(new Rectangle(40, 155, 245, 45));
label1.setFont(new Font("Tahoma", 1, 12));
label1.setAlignment(1);
label1.setBackground(new java.awt.Color(255, 247, 214));
label1.setForeground(java.awt.Color.red);
label2.setText("Enter Text");
label2.setBounds(new Rectangle(25, 65, 75, 15));
label2.setFont(new Font("Tahoma", 1, 12));
this.add(label2, null);
this.add(label1, null);
this.add(button1, null);
this.add(textField1, null);
}
public static void main(String args[])
{
TextfieldDemo obj=new TextfieldDemo();
obj.setVisible(true);
obj.setLocation(150,150);
}
private void button1_actionPerformed(ActionEvent e)
{
String str=textField1.getText();
label1.setText(str);
}
}
Output
To take multiple line input from user by TextArea
TextArea in AWT
TextAreaDemo.java
package com.techknow.textarea;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.TextArea;
public class TextAreaDemo extends Frame
{
private TextArea textArea1 = new TextArea();
public TextAreaDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(412, 319));
this.setBackground( SystemColor.control );
this.setTitle("Text Area Demo");
this.setFont(new Font("Dialog", 1, 12));
textArea1.setBounds(new Rectangle(5, 25, 395, 275));
this.add(textArea1, null);
}
public static void main(String args[])
{
TextAreaDemo obj=new TextAreaDemo();
obj.setVisible(true);
obj.setLocation(150,150);
}
}
Output
To change Text by Click on Button
Button in AWT
ButtonDemo.java
package com.techknow.buttonDemo;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class ButtonDemo extends Frame
{
private Button button1 = new Button();
private Button button2 = new Button();
public ButtonDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(247, 114));
this.setBackground( SystemColor.control );
this.setResizable(false);
button1.setLabel("Show");
button1.setBounds(new Rectangle(25, 50, 80, 30));
button1.setFont(new Font("Tahoma", 1, 14));
button1.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button1_actionPerformed(e);
}
}
);
button2.setLabel("Hide");
button2.setBounds(new Rectangle(120, 50, 85, 30));
button2.setFont(new Font("Tahoma", 1, 14));
button2.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button2_actionPerformed(e);
}
}
);
this.add(button2, null);
this.add(button1, null);
}
public static void main(String args[])
{
ButtonDemo obj=new ButtonDemo();
obj.setSize(220,102);
obj.setLocation(150,150);
obj.setVisible(true);
}
private void button1_actionPerformed(ActionEvent e)
{
button1.setLabel("Hide");
button2.setLabel("Show");
}
private void button2_actionPerformed(ActionEvent e)
{
button2.setLabel("Hide");
button1.setLabel("Show");
}
}
Output
To show and hide Panel by click on Button
Panel in AWT
PanelDemo.java
package com.techknow.panel;
import java.awt.BorderLayout;
import java.awt.Button;
import java.awt.Color;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Panel;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class PanelDemo extends Frame implements ActionListener
{
private Panel panel1 = new Panel();
private Panel panel2 = new Panel();
Button ok = new Button("Show");
Button cancel = new Button("Hide");
Button save = new Button("Save");
Button open = new Button("Open");
Button exit = new Button("Exit");
private Label label1 = new Label();
public PanelDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
public static void main(String[] args)
{
PanelDemo panelDemo = new PanelDemo();
panelDemo.setSize(300,300);
panelDemo.setVisible(true);
}
private void jbInit() throws Exception
{
this.setLayout(null);
this.setTitle("Panel Demo");
panel1.setBounds(new Rectangle(0, 0, 395, 120));
panel1.setLayout(null);
panel1.add(label1, null);
panel1.add(ok);
panel1.add(cancel, null);
this.add(panel1);
panel1.setSize(200, 200);
ok.setBounds(10, 20, 50, 50);
cancel.setBounds(90, 20, 50, 50);
ok.setBounds(new Rectangle(10, 70, 70, 35));
ok.setFont(new Font("Tahoma", 1, 12));
ok.setForeground(Color.blue);
ok.addActionListener(this);
cancel.setBounds(new Rectangle(100, 70, 75, 35));
cancel.setFont(new Font("Tahoma", 1, 12));
cancel.setForeground(Color.red);
cancel.addActionListener(
new PanelDemo_cancel_actionAdapter(this)
);
exit.addActionListener(this);
label1.setText("Show And Hide Panel");
label1.setBounds(new Rectangle(5, 35, 240, 30));
label1.setFont(new Font("Tahoma", 1, 12));
panel1.setLayout(null);
panel2.setBounds(new Rectangle(10, 200, 395, 265));
panel2.setSize(200, 200);
panel2.setBackground(new Color(232, 226, 237));
save.setBounds(10, 220, 50, 50);
open.setBounds(90, 220, 50, 50);
exit.setBounds(140, 220, 50, 50);
panel2.add(save);
panel2.add(open);
panel2.add(exit);
this.add(panel2);
panel2.setVisible(false);
}
public void actionPerformed(ActionEvent e)
{
panel2.setVisible(true);
}
void cancel_actionPerformed(ActionEvent e)
{
panel2.setVisible(false);
}
void exit_actionPerformed(ActionEvent e)
{
System.exit(0);
}
}
final class PanelDemo_cancel_actionAdapter implements ActionListener
{
private PanelDemo adaptee;
PanelDemo_cancel_actionAdapter(PanelDemo adaptee)
{
this.adaptee = adaptee;
}
public void actionPerformed(ActionEvent e)
{
adaptee.cancel_actionPerformed(e);
}
}
Output
To get choice of user on property change event of CheckBox
CheckBox in AWT
CheckBoxDemo.java
package com.techknow.checkbox;
import java.awt.Button;
import java.awt.Checkbox;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
public class CheckBox extends Frame
{
private Checkbox checkbox1 = new Checkbox();
private Label label1 = new Label();
private Label label2 = new Label();
private boolean counter=true;
public CheckBox()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(270, 202));
this.setBackground( SystemColor.control );
checkbox1.setLabel("Hello");
checkbox1.setBounds(new Rectangle(85, 40, 105, 40));
checkbox1.setFont(new Font("Tahoma", 1, 14));
checkbox1.addMouseListener(
new MouseAdapter()
{
public void mouseClicked(MouseEvent e)
{
checkbox1_mouseClicked(e);
}
});
label1.setBounds(new Rectangle(0, 100, 230, 70));
label1.setAlignment(1);
label1.setFont(new Font("Tahoma", 1, 14));
label2.setText("Check any Checkbox");
label2.setBounds(new Rectangle(35, 5, 170, 25));
label2.setFont(new Font("Tahoma", 1, 14));
label2.setAlignment(1);
this.add(label2, null);
this.add(label1, null);
this.add(checkbox1, null);
}
public static void main(String args[])
{
CheckBox obj=new CheckBox();
obj.setSize(200,200);
obj.setVisible(true);
obj.setLocation(150,150);
}
private void checkbox1_mouseClicked(MouseEvent e)
{
if(counter)
{
String str=checkbox1.getLabel();
label1.setText(" "+str);
counter=false;
}
else
{
String str=checkbox1.getLabel();
label1.setText(" ");
counter=true;
}
}
}
Output
To open file using FileDialog
FileDialog in AWT
FileDialogDemo.java
import java.io.*;
import java.awt.*;
import java.awt.event.*;
public class FileDialogDemo extends Frame implements ActionListener
{
FileDialog fd1;
Button openPlease;
Label lab1;
TextArea ta1;
public FileDialogDemo()
{
fd1 = new FileDialog(this, "Select File to Open");
openPlease = new Button("Open File");
openPlease.setBackground(Color.green);
lab1 = new Label("Complete path of the selected file");
ta1 = new TextArea(40, 20);
add(openPlease, "South");
add(ta1, "Center");
add(lab1, "North");
openPlease.addActionListener(this);
setTitle("FileDialog Practice");
setSize(525, 325);
setVisible(true);
// a shortcut to close the frame
addWindowListener(
new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
});
}
public void actionPerformed(ActionEvent e)
{
fd1.setVisible(true);
lab1.setText("Directory: " + fd1.getDirectory());
display(fd1.getDirectory() + fd1.getFile());
}
public void display(String fname)
{
// this method is for reading a file
try
{
FileInputStream fis1 = new FileInputStream(fname);
int fileSize = fis1.available();
byte buf1[] = new byte[fileSize];
fis1.read(buf1);
String str1 = new String(buf1);
ta1.setText(str1);
}
catch(IOException e)
{
System.exit(0);
}
}
public static void main(String args[])
{
new FileDialogDemo();
}
}
Output
To send print command to print document using PrintDialog
PrintDialog in AWT
PrintDialogDemo.java
package com.techknow.printdialog;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.TextArea;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.print.PrinterJob;
import javax.print.PrintService;
public class PrintDialogDemo extends Frame
{
private Button button1 = new Button();
private TextArea textArea1 = new TextArea();
public PrintDialogDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(407, 309));
this.setBackground( SystemColor.control );
this.setTitle("Print Dialog Demo");
this.setVisible(true);
this.setResizable(false);
this.setLocation(250,200);
button1.setLabel("Print");
button1.setBounds(new Rectangle(15, 250, 70, 22));
button1.setFont(new Font("Tahoma", 1, 12));
button1.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button1_actionPerformed(e);
}
});
textArea1.setBounds(new Rectangle(5, 25, 395, 210));
this.add(textArea1, null);
this.add(button1, null);
}
public static void main(String args[])
{
new PrintDialogDemo();
}
private void button1_actionPerformed(ActionEvent e)
{
// PrinterJob Class controls printing to a particular
// print service (such as a printer or fax capability)
PrinterJob printJob = PrinterJob.getPrinterJob();
PrintService printer = printJob.getPrintService();
printJob.printDialog();
}
}
Output
To make drawing using Canvas
Canvas in AWT
CanvasDemo.java
package com.techknow.canvas;
import java.awt.Canvas;
import java.awt.Graphics;
import java.awt.PrintJob;
import java.awt.Toolkit;
import java.util.Properties;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.SystemColor;
public class CanvasDemo extends Frame
{
MyCanvas canvas = new MyCanvas();
public CanvasDemo()
{
add("Center", canvas);
setSize(500, 500);
setVisible(true);
String name = "Test print job";
Properties properties = new Properties();
PrintJob pj = Toolkit.getDefaultToolkit().getPrintJob(
CanvasDemo.this, name, properties);
if (pj != null)
{
canvas.printAll(pj.getGraphics());
pj.end();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(390, 217));
this.setBackground( SystemColor.control );
}
public static void main(String args[])
{
CanvasDemo app = new CanvasDemo();
}
}
MyCanvas.java
package com.techknow.canvas;
class MyCanvas extends Canvas
{
public void paint(Graphics g)
{
Dimension size = getSize();
int width = size.width;
int height = size.height;
int x1 = (int) (width * 0.1);
int x2 = (int) (width * 0.9);
int y1 = (int) (height * 0.1);
int y2 = (int) (height * 0.9);
g.drawRect(x1, y1, x2 - x1, y2 - y1);
g.drawOval(x1, y1, x2 - x1, y2 - y1);
g.drawLine(x1, y1, x2, y2);
g.drawLine(x2, y1, x1, y2);
String text = "Print Me! ";
text += text;
text += text;
g.drawString(text, x1, (int) ((y1 + y2) / 2));
g.dispose();
}
}
Output
To make standard application by using Menu
Menu in AWT
MenuDemo.java
package com.techknow.menu;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Menu;
import java.awt.MenuBar;
import java.awt.MenuItem;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JOptionPane;
public class MenuDemo extends Frame
{
private MenuBar menuBar1 = new MenuBar();
private Menu menu1 = new Menu("File");
private Menu menu2 = new Menu("Help");
private MenuItem hello=new MenuItem("Hello");
private MenuItem bye=new MenuItem("Bye");
private MenuItem aboutus=new MenuItem("About Us");
public MenuDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize( new Dimension( 400, 300 ) );
this.setBackground( SystemColor.control );
this.setVisible(true);
this.setLocation(150,150);
this.setMenuBar(menuBar1);
menu1.setLabel("File");
hello.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
hello_actionPerformed(e);
}
});
bye.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
bye_actionPerformed(e);
}
});
aboutus.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
aboutus_actionPerformed(e);
}
});
menu1.add(hello);
menu1.add(bye);
menu2.add(aboutus);
menuBar1.add(menu1);menuBar1.add(menu2);
}
public static void main(String args[])
{
MenuDemo obj=new MenuDemo();
}
private void hello_actionPerformed(ActionEvent e)
{
JOptionPane.showMessageDialog(this,"Hello Friends" );
}
private void bye_actionPerformed(ActionEvent e)
{
JOptionPane.showMessageDialog(this,"Bye Friends" );
System.exit(0);
}
private void aboutus_actionPerformed(ActionEvent e)
{
JOptionPane.showMessageDialog(
this,"Hey Friends this is the Techknow Heights Examples");
}
}
Output
Usage of Sub Menu in your application
SubMenu in AWT
SubMenuDemo.java
package com.techknow.menu;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Menu;
import java.awt.MenuBar;
import java.awt.MenuItem;
import java.awt.SystemColor;
public class SubMenuDemo extends Frame
{
private MenuBar menuBar1 = new MenuBar();
private Menu menu1 = new Menu("MenuBar");
private Menu menu2 = new Menu("Menu");
private MenuItem menu3 = new MenuItem("SubMenu");
private MenuItem menu4 = new MenuItem("SubMenu");
private MenuItem menu5 = new MenuItem("SubMenu");
public SubMenuDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize( new Dimension( 400, 300 ) );
this.setBackground( SystemColor.control );
this.setLocation(150,150);
this.setVisible(true);
this.setMenuBar(menuBar1);
menuBar1.add(menu1);
menu1.add(menu2);
menu2.add(menu3);
menu2.add(menu4);
menu2.add(menu5);
}
public static void main(String args[])
{
SubMenuDemo obj=new SubMenuDemo();
}
}
Output
Heirarchy of menus in case Nested Menu under the SubMenu
Nested Menu in AWT
NestedMenuDemo.java
package com.techknow.menu;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Menu;
import java.awt.MenuBar;
import java.awt.MenuItem;
import java.awt.SystemColor;
public class NestedMenuDemo extends Frame
{
private MenuBar menuBar1 = new MenuBar();
private Menu menu1 = new Menu("MenuBar");
private Menu menu2 = new Menu("Menu");
private MenuItem menu3 = new MenuItem("SubMenu");
private MenuItem menu4 = new MenuItem("SubMenu");
private Menu menu5 = new Menu("SubMenu");
private MenuItem menu6 = new MenuItem("NestedMenu");
private MenuItem menu7 = new MenuItem("NestedMenu");
private MenuItem menu8 = new MenuItem("NestedMenu");
public NestedMenuDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize( new Dimension( 400, 300 ) );
this.setBackground( SystemColor.control );
this.setLocation(150,150);
this.setVisible(true);
this.setMenuBar(menuBar1);
menuBar1.add(menu1);
menu1.add(menu2);
menu2.add(menu3);
menu2.add(menu4);
menu2.add(menu5);
menu5.add(menu6);
menu5.add(menu7);
menu5.add(menu8);
}
public static void main(String args[])
{
NestedMenuDemo obj=new NestedMenuDemo();
}
}
Output
Layouts in AWT
Looking of your Frame when you set Border LayoutBorder Layout in AWT
BorderLayoutDemo.java
package com.techknow.layout;
import java.awt.BorderLayout;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JOptionPane;
public class BorderLayoutDemo extends Frame {
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
private Button button4 = new Button();
private Button button5 = new Button();
public BorderLayoutDemo() {
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}
private void jbInit() throws Exception {
this.setLayout( null );
this.setSize( new Dimension( 400, 300 ) );
this.setBackground( SystemColor.control );
this.setLayout(new BorderLayout());
this.setVisible(true);
this.setTitle("Border Layout Demo");
this.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
this_windowClosing(e);
}
});
this.setLocation(250,150);
button1.setLabel("SOUTH");
button1.setBounds(new Rectangle(30, 55, 70, 22));
button1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button1_actionPerformed(e);
}
});
button2.setLabel("NORTH");
button2.setBounds(new Rectangle(240, 45, 70, 22));
button2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button2_actionPerformed(e);
}
});
button3.setLabel("WEST");
button3.setBounds(new Rectangle(185, 100, 70, 22));
button3.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button3_actionPerformed(e);
}
});
button4.setLabel("EAST");
button4.setBounds(new Rectangle(215, 170, 70, 22));
button4.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button4_actionPerformed(e);
}
});
button5.setLabel("CENTER");
button5.setBounds(new Rectangle(130, 200, 70, 22));
button5.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button5_actionPerformed(e);
}
});
this.add(button5, BorderLayout.CENTER);
this.add(button4, BorderLayout.EAST);
this.add(button3, BorderLayout.WEST);
this.add(button2, BorderLayout.NORTH);
this.add(button1, BorderLayout.SOUTH);
}
public static void main(String args[]) {
new BorderLayoutDemo();
}
private void button5_actionPerformed(ActionEvent e) {
JOptionPane.showMessageDialog(
this,"This is Center side of Frame");
}
private void button4_actionPerformed(ActionEvent e) {
JOptionPane.showMessageDialog(
this,"This is East side of Frame");
}
private void button3_actionPerformed(ActionEvent e) {
JOptionPane.showMessageDialog(
this,"This is West side of Frame");
}
private void button2_actionPerformed(ActionEvent e) {
JOptionPane.showMessageDialog(
this,"This is North side of Frame");
}
private void button1_actionPerformed(ActionEvent e) {
JOptionPane.showMessageDialog(
this,"This is South side of Frame");
}
private void this_windowClosing(WindowEvent e) {
System.exit(0);
}
}
Output
Looking of your Frame when you set Card Layout
Card Layout in AWT
CardLayoutDemo.java
package com.techknow.layout;
import java.awt.Button;
import java.awt.CardLayout;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JButton;
public class CardLayoutDemo extends Frame {
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
CardLayout card=new CardLayout(40,30);
public CardLayoutDemo() {
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize( new Dimension( 400, 300 ) );
this.setBackground( SystemColor.control );
this.setLayout(card);
this.setVisible(true);
this.setTitle("Card Layout Demo");
this.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
this_windowClosing(e);
}
});
this.setLocation(250,200);
button1.setLabel("Card 1");
button1.setFont(new Font("Tahoma", 1, 14));
button1.setForeground(java.awt.Color.red);
button1.setBackground(new java.awt.Color(214, 255, 239));
button2.setBackground(new java.awt.Color(214, 214, 255));
button3.setBackground(new java.awt.Color(255, 255, 165));
button2.setFont(new Font("Tahoma", 1, 14));
button2.setForeground(java.awt.Color.green);
button3.setFont(new Font("Tahoma", 1, 14));
button3.setForeground(java.awt.Color.blue);
button1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button1_actionPerformed(e);
}
});
button2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button2_actionPerformed(e);
}
});
button3.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button3_actionPerformed(e);
}
});
button2.setLabel("Card 2");
button3.setLabel("Card 3");
this.add(button1, "a");
this.add(button2, "b");
this.add(button3, "c");
}
public static void main(String args[]) {
new CardLayoutDemo();
}
private void this_windowClosing(WindowEvent e) {
System.exit(0);
}
private void button1_actionPerformed(ActionEvent e) {
card.next(this);
}
private void button2_actionPerformed(ActionEvent e) {
card.next(this);
}
private void button3_actionPerformed(ActionEvent e) {
card.next(this);
}
}
Output
Looking of your Frame when you set Flow Layout
Flow Layout in AWT
FlowLayoutDemo.java
package com.techknow.layout;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
public class FlowLayoutDemo extends Frame {
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
private Button button4 = new Button();
private Button button5 = new Button();
FlowLayout flow=new FlowLayout(FlowLayout.CENTER);
private Button button6 = new Button();
public FlowLayoutDemo() {
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}
private void jbInit() throws Exception {
this.setLayout( flow );
this.setSize( new Dimension( 400, 300 ) );
this.setBackground( SystemColor.control );
this.setVisible(true);
this.setTitle("Flow Layout Demo");
this.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
this_windowClosing(e);
}
});
this.setLocation(250,200);
button1.setLabel("First");
button1.setBounds(new Rectangle(290, 45, 70, 22));
button1.setFont(new Font("Tahoma", 1, 12));
button2.setLabel("Second");
button2.setBounds(new Rectangle(205, 75, 70, 22));
button2.setFont(new Font("Tahoma", 1, 12));
button3.setLabel("Third");
button3.setBounds(new Rectangle(195, 115, 70, 22));
button3.setFont(new Font("Tahoma", 1, 12));
button4.setLabel("Fourth");
button4.setBounds(new Rectangle(180, 145, 70, 22));
button4.setFont(new Font("Tahoma", 1, 12));
button5.setLabel("Fifth");
button5.setBounds(new Rectangle(130, 160, 70, 22));
button5.setFont(new Font("Tahoma", 1, 12));
button6.setLabel("button6");
this.add(button1);
this.add(button2);
this.add(button3);
this.add(button4);
this.add(button5);
}
public static void main(String args[]) {
new FlowLayoutDemo();
}
private void this_windowClosing(WindowEvent e) {
System.exit(0);
}
}
Output
Looking of your Frame when you set GridBag Layout
GridBag Layout in AWT
GridBagLayoutDemo.java
package com.techknow.layout;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.SystemColor;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
public class GridBagLayoutDemo extends Frame {
GridBagLayout gridBag=new GridBagLayout();
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
public GridBagLayoutDemo() {
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}
private void jbInit() throws Exception {
this.setLayout( gridBag );
this.setVisible(true);
this.setLocation(250,200);
this.setSize( new Dimension( 400, 300 ) );
this.setBackground( SystemColor.control );
this.setTitle("Grid Bag Layout Demo");
this.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
this_windowClosing(e);
}
});
button1.setLabel("First");
button2.setLabel("Second");
button3.setLabel("Third");
this.add(button1, new GridBagConstraints(
0, 1, 1, 1, 0.0, 0.0,
GridBagConstraints.CENTER,
GridBagConstraints.NONE,
new Insets(0, 0, 0, 0), 0, 0)
);
this.add(button2, new GridBagConstraints(
1, 0, 1, 1, 0.0, 0.0,
GridBagConstraints.CENTER,
GridBagConstraints.NONE,
new Insets(0, 0, 0, 0), 0, 0)
);
this.add(button3, new GridBagConstraints(
1, 2, 1, 1, 0.0, 0.0,
GridBagConstraints.CENTER,
GridBagConstraints.NONE,
new Insets(0, 0, 0, 0), 0, 0)
);
}
private void this_windowClosing(WindowEvent e) {
System.exit(0);
}
public static void main(String args[]){
new GridBagLayoutDemo();
}
}
Output
Looking of your Frame when you set Grid Layout
Grid Layout in AWT
GridLayoutDemo.java
package com.techknow.layout;
import java.awt.*;
import java.awt.event.*;
class GridLayoutDemo extends Frame{
List l1,l2;
public GridLayoutDemo(){
// Set the frame properties
setTitle("GridLayout Demo");
setSize(400,400);
setLayout(new GridLayout());
setLocationRelativeTo(null);
setVisible(true);
// Create lists
l1=new List();
l2=new List();
// Add items to lists
l1.add("Apple");
l1.add("Mango");
l1.add("Orange");
l1.add("Pineapple");
l1.add("Guava");
l1.add("Banana");
l2.add("Potato");
l2.add("Carrot");
l2.add("Onion");
l2.add("Spinach");
l2.add("Radish");
// Add lists
add(l1);
add(l2);
// Add item listeners
l1.addItemListener(new ItemListener(){
public void itemStateChanged(ItemEvent ie){
setTitle("Fruit = "+l1.getSelectedItem()
+"; Vegetable = "+l2.getSelectedItem());
}
});
l2.addItemListener(new ItemListener(){
public void itemStateChanged(ItemEvent ie){
setTitle("Fruit = "+l1.getSelectedItem()
+"; Vegetable = "+l2.getSelectedItem());
}
});
}
public static void main(String args[]){
new GridLayoutDemo();
}
}
Output
Listeners in AWT
Restriction on TextField using KeyListenerKeyListener in AWT
KeyListenerDemo.java
package com.techknow.keylistener;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.TextField;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import javax.swing.JOptionPane;
public class KeyListnerDemo extends Frame
{
private TextField textField1 = new TextField();
private Label label1 = new Label();
private Label label2 = new Label();
private TextField textField2 = new TextField();
private Label label3 = new Label();
public KeyListnerDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(389, 160));
this.setBackground( SystemColor.control );
this.setResizable(false);
this.setTitle("Key Listener Demo");
this.setVisible(true);
this.setLocation(150,150);
textField1.setBounds(new Rectangle(120, 65, 220, 20));
textField1.addKeyListener(
new KeyAdapter()
{
public void keyPressed(KeyEvent e)
{
textField1_keyPressed(e);
}
});
label1.setText("Only Numbers");
label1.setBounds(new Rectangle(15, 60, 100, 25));
label1.setFont(new Font("Tahoma", 1, 12));
label1.setForeground(java.awt.Color.red);
label2.setText("Only Characters");
label2.setBounds(new Rectangle(10, 100, 105, 20));
label2.setFont(new Font("Tahoma", 1, 12));
label2.setForeground(java.awt.Color.red);
textField2.setBounds(new Rectangle(120, 105, 220, 20));
textField2.addKeyListener(
new KeyAdapter()
{
public void keyTyped(KeyEvent e)
{
textField2_keyTyped(e);
}
});
label3.setText("Restriction on Text Field with Key Listener");
label3.setBounds(new Rectangle(25, 35, 315, 15));
label3.setFont(new Font("Tahoma", 1, 14));
label3.setForeground(java.awt.Color.blue);
this.add(label3, null);
this.add(textField2, null);
this.add(label2, null);
this.add(label1, null);
this.add(textField1, null);
}
private void textField1_keyPressed(KeyEvent e)
{
char c = e.getKeyChar();
if (!(Character.isDigit(c)
|| (c == KeyEvent.VK_BACK_SPACE)
|| (c == KeyEvent.VK_DELETE)
))
{
e.consume();
}
}
private void textField2_keyTyped(KeyEvent e)
{
char c = e.getKeyChar();
if ((Character.isDigit(c)
|| (c == KeyEvent.VK_BACK_SPACE)
|| (c == KeyEvent.VK_DELETE)
))
{
e.consume();
}
}
public static void main(String args[])
{
new KeyListnerDemo();
}
}
Output
Find out number of clicks and Location where you click at the Frame
MouseListener in AWT
MouseListenerDemo.java
package com.techknow.mouselistener;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.TextField;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
public class MouseListenerDemo extends Frame
{
private int count=0;
private TextField textField1 = new TextField();
private Label label1 = new Label();
private Label label2 = new Label();
private Label label3 = new Label();
private TextField textField2 = new TextField();
public MouseListenerDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setVisible(true);
this.setLocation(150,150);
this.setSize(new Dimension(386, 200));
this.setBackground( SystemColor.control );
this.setResizable(false);
this.setTitle("Mouse Listener Demo");
this.addMouseListener(
new MouseAdapter()
{
public void mouseClicked(MouseEvent e)
{
this_mouseClicked(e);
}
});
textField1.setBounds(new Rectangle(185, 75, 165, 25));
label1.setText("Number of click on Frame ");
label1.setBounds(new Rectangle(10, 80, 170, 15));
label1.setFont(new Font("Tahoma", 1, 12));
label1.setForeground(java.awt.Color.blue);
label2.setText("Check mouse count and Location");
label2.setBounds(new Rectangle(40, 45, 290, 15));
label2.setFont(new Font("Tahoma", 1, 14));
label2.setForeground(java.awt.Color.red);
label3.setText("Location of Mouse Cursor ");
label3.setBounds(new Rectangle(10, 115, 170, 15));
label3.setForeground(java.awt.Color.blue);
label3.setFont(new Font("Tahoma", 1, 12));
textField2.setBounds(new Rectangle(185, 110, 165, 25));
this.add(textField2, null);
this.add(label3, null);
this.add(label2, null);
this.add(label1, null);
this.add(textField1, null);
}
private void this_mouseClicked(MouseEvent e)
{
int x=e.getX();
int y=e.getY();
count=count+1;
textField1.setText(" "+count);
textField2.setText("X-axis: "+ x + " , Y-axis:"+y);
}
public static void main(String args[])
{
new MouseListenerDemo();
}
}
Output
Minimize, Maximizeand and closing the Window
WindowListener in AWT
WindowListenerDemo.java
package com.techknow.windowlistener;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JOptionPane;
public class WindowListenerDemo extends Frame
{
private Label label1 = new Label();
public WindowListenerDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setVisible(true);
this.setLocation(250,200);
this.setSize(new Dimension(419, 158));
this.setBackground( SystemColor.control );
this.setTitle("Window Listener Demo");
this.addWindowListener(
new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
this_windowClosing(e);
}
public void windowOpened(WindowEvent e)
{
this_windowOpened(e);
}
});
label1.setText("All minimize, maximize and
also closing window are working...");
label1.setBounds(new Rectangle(20, 0, 390, 130));
label1.setFont(new Font("Tahoma", 1, 12));
label1.setForeground(java.awt.Color.red);
this.add(label1, null);
}
private void this_windowClosing(WindowEvent e)
{
System.exit(0);
}
public static void main(String args[])
{
new WindowListenerDemo();
}
private void this_windowOpened(WindowEvent e)
{
JOptionPane.showMessageDialog(this,
"Welcome To Techknow Heights");
}
}
Output
More Applications
Cut, Copy and Paste on FrameCut, Copy and Paste in AWT
CutCopyPasteDemo.java
package com.techknow.cutcopypaste;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.TextArea;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.StringSelection;
import java.awt.datatransfer.Transferable;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
public class CutCopyPasteDemo extends Frame
{
private TextArea textArea1 = new TextArea();
private Clipboard clipbd=this.getToolkit().getSystemClipboard();
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
public CutCopyPasteDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setVisible(true);
this.setLocation(250,200);
this.setSize(new Dimension(421, 344));
this.setBackground( SystemColor.control );
this.setTitle("Cut Copy Paste Demo");
this.addWindowListener(
new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
this_windowClosing(e);
}
});
textArea1.setBounds(new Rectangle(20, 30, 395, 245));
button1.setLabel("Cut");
button1.setBounds(new Rectangle(75, 290, 70, 22));
button1.setFont(new Font("Tahoma", 1, 12));
button1.setForeground(java.awt.Color.blue);
button1.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button1_actionPerformed(e);
}
});
button2.setLabel("Copy");
button2.setBounds(new Rectangle(180, 290, 70, 22));
button2.setFont(new Font("Tahoma", 1, 12));
button2.setForeground(java.awt.Color.blue);
button2.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button2_actionPerformed(e);
}
});
button3.setLabel("Paste");
button3.setBounds(new Rectangle(285, 290, 70, 22));
button3.setFont(new Font("Tahoma", 1, 12));
button3.setForeground(java.awt.Color.blue);
button3.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button3_actionPerformed(e);
}
});
this.add(button3, null);
this.add(button2, null);
this.add(button1, null);
this.add(textArea1, null);
}
public static void main(String args[])
{
new CutCopyPasteDemo();
}
private void this_windowClosing(WindowEvent e)
{
System.exit(0);
}
private void button1_actionPerformed(ActionEvent e)
{
String selection = textArea1.getSelectedText();
StringSelection clipString = new StringSelection(selection);
clipbd.setContents(clipString, clipString);
textArea1.replaceRange("",textArea1.
getSelectionStart(),textArea1.getSelectionEnd());
}
private void button2_actionPerformed(ActionEvent e)
{
String selection = textArea1.getSelectedText();
StringSelection clipString = new StringSelection(selection);
clipbd.setContents(clipString, clipString);
}
private void button3_actionPerformed(ActionEvent e)
{
Transferable clipData = clipbd.getContents(this);
try
{
String clipString =(String)clipData.getTransferData(DataFlavor.stringFlavor);
textArea1.replaceRange(
clipString,textArea1.getSelectionStart(),
textArea1.getSelectionEnd()
);
}
catch(Exception ex)
{
System.out.println("not String flavor");
}
}
}
Output
TicTacToe game
TicTacToe
TicTacToe.java
package com.tecknow.tictactoe;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JOptionPane;
public class TicTacToe extends Frame
{
static boolean flage=true;
static boolean winnerflage=true;
static int counter;
int player1Win;
int player1Lose;
int player2Win;
int player2Lose;
String playerName1;
String playerName2;
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
private Button button4 = new Button();
private Button button5 = new Button();
private Button button6 = new Button();
private Button button7 = new Button();
private Button button8 = new Button();
private Button button9 = new Button();
private Button button10 = new Button();
private Button button11 = new Button();
private Label label3 = new Label();
private Label label4 = new Label();
private Label label5 = new Label();
private Label label6 = new Label();
private Button button12 = new Button();
private Label label7 = new Label();
private Label label8 = new Label();
private Label label9 = new Label();
private Label label10 = new Label();
private Label label11 = new Label();
private Label label12 = new Label();
private Label label13 = new Label();
private Label label14 = new Label();
private Label label15 = new Label();
public TicTacToe()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setLocation(300,200);
this.setSize(new Dimension(379, 455));
this.setBackground( SystemColor.control );
this.setVisible(true);
this.setForeground(java.awt.Color.black);
this.setTitle("TicTacToe");
this.setResizable(false);
this.addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
this_windowClosing(e);
}
});
button1.setLabel("Begin");
button1.setBounds(new Rectangle(90, 35, 85, 20));
button1.setFont(new Font("Tahoma", 1, 12));
button1.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button1_actionPerformed(e);
}
});
button2.setLabel("Reset");
button2.setBounds(new Rectangle(180, 35, 80, 20));
button2.setFont(new Font("Tahoma", 1, 12));
button2.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button2_actionPerformed(e);
}
});
button3.setBounds(new Rectangle(90, 75, 55, 30));
button3.setFont(new Font("Tahoma", 1, 12));
button3.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button3_actionPerformed(e);
}
});
button4.setBounds(new Rectangle(150, 75, 55, 30));
button4.setFont(new Font("Tahoma", 1, 12));
button4.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button4_actionPerformed(e);
}
});
button5.setBounds(new Rectangle(210, 75, 50, 30));
button5.setFont(new Font("Tahoma", 1, 12));
button5.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button5_actionPerformed(e);
}
});
button6.setBounds(new Rectangle(90, 115, 55, 30));
button6.setFont(new Font("Tahoma", 1, 12));
button6.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button6_actionPerformed(e);
}
});
button7.setBounds(new Rectangle(150, 115, 55, 30));
button7.setFont(new Font("Tahoma", 1, 12));
button7.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button7_actionPerformed(e);
}
});
button8.setBounds(new Rectangle(210, 115, 50, 30));
button8.setFont(new Font("Tahoma", 1, 12));
button8.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button8_actionPerformed(e);
}
});
button9.setBounds(new Rectangle(90, 155, 55, 30));
button9.setFont(new Font("Tahoma", 1, 12));
button9.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button9_actionPerformed(e);
}
});
button10.setBounds(new Rectangle(150, 155, 55, 30));
button10.setFont(new Font("Tahoma", 1, 12));
button10.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button10_actionPerformed(e);
}
});
button11.setBounds(new Rectangle(210, 155, 50, 30));
button11.setFont(new Font("Tahoma", 1, 12));
button11.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button11_actionPerformed(e);
}
});
label3.setBounds(new Rectangle(40, 295, 70, 20));
label3.setFont(new Font("Tahoma", 0, 15));
label3.setForeground(java.awt.Color.blue);
label3.setBackground(new java.awt.Color(214, 214, 255));
label3.setAlignment(1);
label4.setText("Win");
label4.setBounds(new Rectangle(115, 260, 40, 30));
label4.setFont(new Font("Tahoma", 1, 15));
label5.setText("Lose");
label5.setBounds(new Rectangle(185, 265, 55, 25));
label5.setFont(new Font("Tahoma", 1, 15));
label6.setBounds(new Rectangle(40, 325, 70, 20));
label6.setFont(new Font("Tahoma", 0, 15));
label6.setForeground(new java.awt.Color(0, 0, 165));
label6.setAlignment(1);
label6.setBackground(new java.awt.Color(214, 214, 255));
button12.setLabel("Change Player/(s)");
button12.setBounds(new Rectangle(95, 205, 155, 20));
button12.setFont(new Font("Tahoma", 1, 12));
button12.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button12_actionPerformed(e);
}
});
label7.setBounds(new Rectangle(125, 300, 28, 14));
label7.setForeground(new java.awt.Color(0, 181, 0));
label7.setBackground(new java.awt.Color(255, 222, 214));
label8.setBounds(new Rectangle(195, 295, 28, 14));
label8.setForeground(new java.awt.Color(198, 0, 0));
label8.setBackground(new java.awt.Color(255, 222, 214));
label9.setBounds(new Rectangle(125, 325, 28, 14));
label9.setForeground(new java.awt.Color(0, 181, 0));
label9.setBackground(new java.awt.Color(255, 222, 214));
label10.setBounds(new Rectangle(190, 320, 34, 14));
label10.setForeground(new java.awt.Color(198, 0, 0));
label10.setBackground(new java.awt.Color(255, 222, 214));
label11.setBounds(new Rectangle(160, 360, 160, 30));
label11.setAlignment(1);
label11.setFont(new Font("Tahoma", 1, 12));
label12.setBounds(new Rectangle(60, 360, 105, 30));
label12.setAlignment(1);
label12.setForeground(java.awt.Color.blue);
label12.setFont(new Font("Tahoma", 1, 12));
label13.setBounds(new Rectangle(220, 380, 100, 30));
label13.setFont(new Font("Tahoma", 0, 14));
label14.setText("0");
label14.setBounds(new Rectangle(20, 285, 20, 35));
label14.setFont(new Font("Tahoma", 0, 25));
label14.setForeground(java.awt.Color.blue);
label15.setText("X");
label15.setBounds(new Rectangle(20, 320, 20, 30));
label15.setFont(new Font("Tahoma", 0, 25));
label15.setForeground(java.awt.Color.blue);
this.add(label15, null);
this.add(label14, null);
this.add(label13, null);
this.add(label12, null);
this.add(label11, null);
this.add(label10, null);
this.add(label9, null);
this.add(label8, null);
this.add(label7, null);
this.add(button12, null);
this.add(label6, null);
this.add(label5, null);
this.add(label4, null);
this.add(label3, null);
this.add(button11, null);
this.add(button10, null);
this.add(button9, null);
this.add(button8, null);
this.add(button7, null);
this.add(button6, null);
this.add(button5, null);
this.add(button4, null);
this.add(button3, null);
this.add(button2, null);
this.add(button1, null);
}
public static void main(String[] arg)
{
TicTacToe fm=new TicTacToe();
}
private void button1_actionPerformed(ActionEvent e)
{
playerName1=JOptionPane.showInputDialog(this,
"Enter First Player Name");
playerName2=JOptionPane.showInputDialog(this,
"Enter Second Player Name");
JOptionPane.showMessageDialog(this,
playerName1+"=="+playerName2);
counter=0;
buttonEnable();
setStatusDefault();
setButtonLebelDefault();
flage=true;
// playerName1=textField1.getText();
// playerName2=textField2.getText();
if("".equals(playerName1))
{
playerName1="player1";
label3.setText(playerName1);
}
else
{
label3.setText(playerName1);
}
if("".equals(playerName2))
{
playerName2="player2";
label6.setText(playerName2);
}
else
{
label6.setText(playerName2);
}
button1.setEnabled(false);
}
private void button12_actionPerformed(ActionEvent e)
{
button1.setEnabled(true);
}
//reset all the button and game
private void button2_actionPerformed(ActionEvent e)
{
flage=true;
buttonEnable();
setButtonLebelDefault();
label11.setText("");
label12.setText("");
label13.setText("");
counter=0;
winnerflage=true;
}
private void button3_actionPerformed(ActionEvent e)
{
if("".equals(button3.getLabel()))
{
counter++;
if(flage)
{
button3.setLabel("0");
flage=!flage;
}
else
{
button3.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe3=button3.getLabel();
String buttonLabe4=button4.getLabel();
String buttonLabe5=button5.getLabel();
String buttonLabe6=button6.getLabel();
String buttonLabe7=button7.getLabel();
String buttonLabe9=button9.getLabel();
String buttonLabe11=button11.getLabel();
if((buttonLabe3.equals(buttonLabe4)
&& (buttonLabe3.equals(buttonLabe5)))
||(buttonLabe3.equals(buttonLabe6)
&& (buttonLabe3.equals(buttonLabe9)))
||(buttonLabe3.equals(buttonLabe7)
&& (buttonLabe3.equals(buttonLabe11)))
)
{
//winning code place here
winner(buttonLabe3);
buttonDisable();
showStatus();
winnerflage=false;
//matchDraw(winnerflage);
}
}
matchDraw(winnerflage);
}
}
private void button4_actionPerformed(ActionEvent e)
{
if("".equals(button4.getLabel()))
{
counter++;
if(flage)
{
button4.setLabel("0");
flage=!flage;
}
else
{
button4.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe4=button4.getLabel();
String buttonLabe3=button3.getLabel();
String buttonLabe5=button5.getLabel();
String buttonLabe7=button7.getLabel();
String buttonLabe10=button10.getLabel();
if((buttonLabe4.equals(buttonLabe3)
&& (buttonLabe4.equals(buttonLabe5)))
||(buttonLabe4.equals(buttonLabe7)
&& (buttonLabe4.equals(buttonLabe10)))
)
{
//winning code place here
winner(buttonLabe4);
buttonDisable();
showStatus();
winnerflage=false;
}
}
matchDraw(winnerflage);
}
}
private void button5_actionPerformed(ActionEvent e)
{
if("".equals(button5.getLabel()))
{
counter++;
if(flage)
{
button5.setLabel("0");
flage=!flage;
}
else
{
button5.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe5=button5.getLabel();
String buttonLabe3=button3.getLabel();
String buttonLabe4=button4.getLabel();
String buttonLabe7=button7.getLabel();
String buttonLabe8=button8.getLabel();
String buttonLabe9=button9.getLabel();
String buttonLabe11=button11.getLabel();
if((buttonLabe5.equals(buttonLabe4)
&& (buttonLabe5.equals(buttonLabe3)))
||(buttonLabe5.equals(buttonLabe8)
&& (buttonLabe5.equals(buttonLabe11)))
||(buttonLabe5.equals(buttonLabe7)
&& (buttonLabe5.equals(buttonLabe9)))
)
{
//winning code place here
winner(buttonLabe5);
//label11.setText("win the match");
buttonDisable();
showStatus();
winnerflage=false;
}
}
matchDraw(winnerflage);
}
}
private void button6_actionPerformed(ActionEvent e)
{
if("".equals(button6.getLabel()))
{
counter++;
if(flage)
{
button6.setLabel("0");
flage=!flage;
}
else
{
button6.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe6=button6.getLabel();
String buttonLabe3=button3.getLabel();
String buttonLabe9=button9.getLabel();
String buttonLabe7=button7.getLabel();
String buttonLabe8=button8.getLabel();
if((buttonLabe6.equals(buttonLabe3)
&& (buttonLabe6.equals(buttonLabe9)))
||(buttonLabe6.equals(buttonLabe7)
&& (buttonLabe6.equals(buttonLabe8)))
)
{
//winning code place here
winner(buttonLabe6);
buttonDisable();
showStatus();
winnerflage=false;
}
}
matchDraw(winnerflage);
}
}
private void button7_actionPerformed(ActionEvent e)
{
if("".equals(button7.getLabel()))
{
counter++;
if(flage)
{
button7.setLabel("0");
flage=!flage;
}
else
{
button7.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe7=button7.getLabel();
String buttonLabe8=button8.getLabel();
String buttonLabe9=button9.getLabel();
String buttonLabe10=button10.getLabel();
String buttonLabe11=button11.getLabel();
String buttonLabe3=button3.getLabel();
String buttonLabe4=button4.getLabel();
String buttonLabe5=button5.getLabel();
String buttonLabe6=button6.getLabel();
if((buttonLabe7.equals(buttonLabe3)
&& (buttonLabe7.equals(buttonLabe11)))
||(buttonLabe7.equals(buttonLabe5)
&& (buttonLabe7.equals(buttonLabe9)))
||(buttonLabe7.equals(buttonLabe4)
&& (buttonLabe7.equals(buttonLabe10)))
||(buttonLabe7.equals(buttonLabe6)
&& (buttonLabe7.equals(buttonLabe8)))
)
{
//winning code place here
winner(buttonLabe7);
buttonDisable();
showStatus();
winnerflage=false;
}
}
matchDraw(winnerflage);
}
}
private void button8_actionPerformed(ActionEvent e)
{
if("".equals(button8.getLabel()))
{
counter++;
if(flage)
{
button8.setLabel("0");
flage=!flage;
}
else
{
button8.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe8=button8.getLabel();
String buttonLabe5=button5.getLabel();
String buttonLabe11=button11.getLabel();
String buttonLabe6=button6.getLabel();
String buttonLabe7=button7.getLabel();
if((buttonLabe8.equals(buttonLabe5)
&& (buttonLabe8.equals(buttonLabe11)))
||(buttonLabe8.equals(buttonLabe7)
&& (buttonLabe8.equals(buttonLabe6)))
)
{
//winning code place here
winner(buttonLabe8);
buttonDisable();
showStatus();
winnerflage=false;
}
}
matchDraw(winnerflage);
}
}
private void button9_actionPerformed(ActionEvent e)
{
if("".equals(button9.getLabel()))
{
counter++;
if(flage)
{
button9.setLabel("0");
flage=!flage;
}
else
{
button9.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe9=button9.getLabel();
String buttonLabe3=button3.getLabel();
String buttonLabe6=button6.getLabel();
String buttonLabe10=button10.getLabel();
String buttonLabe11=button11.getLabel();
String buttonLabe7=button7.getLabel();
String buttonLabe5=button5.getLabel();
if((buttonLabe9.equals(buttonLabe3)
&& (buttonLabe9.equals(buttonLabe6)))
||(buttonLabe9.equals(buttonLabe10)
&& (buttonLabe9.equals(buttonLabe11)))
||(buttonLabe9.equals(buttonLabe7)
&& (buttonLabe9.equals(buttonLabe5)))
)
{
//winning code place here
winner(buttonLabe9);
buttonDisable();
showStatus();
winnerflage=false;
}
}
matchDraw(winnerflage);
}
}
private void button10_actionPerformed(ActionEvent e)
{
if("".equals(button10.getLabel()))
{
counter++;
if(flage)
{
button10.setLabel("0");
flage=!flage;
}
else
{
button10.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe10=button10.getLabel();
String buttonLabe9=button9.getLabel();
String buttonLabe11=button11.getLabel();
String buttonLabe4=button4.getLabel();
String buttonLabe7=button7.getLabel();
if((buttonLabe10.equals(buttonLabe9)
&& (buttonLabe10.equals(buttonLabe11)))
||(buttonLabe10.equals(buttonLabe7)
&& (buttonLabe10.equals(buttonLabe4)))
)
{
//winning code place here
winner(buttonLabe10);
buttonDisable();
showStatus();
winnerflage=false;
}
}
matchDraw(winnerflage);
}
}
private void button11_actionPerformed(ActionEvent e)
{
if("".equals(button11.getLabel()))
{
counter++;
if(flage)
{
button11.setLabel("0");
flage=!flage;
}
else
{
button11.setLabel("x");
flage=!flage;
}
if(counter>=5)
{
String buttonLabe11=button11.getLabel();
String buttonLabe8=button8.getLabel();
String buttonLabe5=button5.getLabel();
String buttonLabe10=button10.getLabel();
String buttonLabe9=button9.getLabel();
String buttonLabe7=button7.getLabel();
String buttonLabe3=button3.getLabel();
if((buttonLabe11.equals(buttonLabe8)
&& (buttonLabe11.equals(buttonLabe5)))
||(buttonLabe11.equals(buttonLabe10)
&& (buttonLabe11.equals(buttonLabe9)))
||(buttonLabe11.equals(buttonLabe7)
&& (buttonLabe11.equals(buttonLabe3)))
)
{
//winning code place here
winner(buttonLabe11);
buttonDisable();
showStatus();
winnerflage=false;
}
}
matchDraw(winnerflage);
}
}
public void buttonDisable()
{
button3.enable(false);
button4.enable(false);
button5.enable(false);
button6.enable(false);
button7.enable(false);
button8.enable(false);
button9.enable(false);
button10.enable(false);
button11.enable(false);
counter=0;
}
public void showStatus()
{
label7.setText(""+player1Win);
label8.setText(""+player1Lose);
label9.setText(""+player2Win);
label10.setText(""+player2Lose);
}
public void setButtonLebelDefault()
{
button3.setLabel("");
button4.setLabel("");
button5.setLabel("");
button6.setLabel("");
button7.setLabel("");
button8.setLabel("");
button9.setLabel("");
button10.setLabel("");
button11.setLabel("");
counter=0;
}
public void buttonEnable()
{
button3.enable(true);
button4.enable(true);
button5.enable(true);
button6.enable(true);
button7.enable(true);
button8.enable(true);
button9.enable(true);
button10.enable(true);
button11.enable(true);
}
public void setStatusDefault()
{
label7.setText("");
label8.setText("");
label9.setText("");
label10.setText("");
label11.setText("");
label12.setText("");
player1Win=0;
player1Lose=0;
player2Win=0;
player2Lose=0;
}
public void winner(String value)
{
if("0".equals(value))
{
label12.setText(playerName1);
label11.setText("win the match");
player1Win++;
player2Lose++;
}
else
{
label12.setText(playerName2);
label11.setText("win the match");
player1Lose++;
player2Win++;
}
}
public void matchDraw(boolean value)
{
if(counter==9 && value==true)
{
label11.setText("");
label12.setText("");
label13.setText("Draw the Match");
buttonDisable();
}
}
private void button13_actionPerformed(ActionEvent e)
{
System.exit(0);
}
private void this_windowClosing(WindowEvent e)
{
System.exit(0);
}
}
Output
Login Form view in AWT
Login Form in AWT
LoginDemo.java
package com.ducat.ui;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JOptionPane;
public class LoginDemo extends Frame
{
private Label label2 = new Label();
private Label label3 = new Label();
private TextField textField1 = new TextField();
private TextField textField2 = new TextField();
private Button button1 = new Button();
private Button button2 = new Button();
public LoginDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(400, 280));
this.setBackground( SystemColor.control );
this.setResizable(false);
this.setTitle("Login From");
this.addWindowListener(
new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
this_windowClosing(e);
}
});
label2.setText("Userid");
label2.setBounds(new Rectangle(45, 45, 115, 35));
label2.setFont(new Font("Tahoma", 1, 16));
label3.setText("Password");
label3.setBounds(new Rectangle(45, 90, 110, 30));
label3.setFont(new Font("Tahoma", 1, 16));
textField1.setBounds(new Rectangle(160, 45, 160, 30));
textField2.setBounds(new Rectangle(160, 90, 160, 30));
textField2.setEchoChar('*');
button1.setLabel("Login");
button1.setBounds(new Rectangle(60, 150, 105, 35));
button1.setFont(new Font("Tahoma", 1, 12));
button1.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button1_actionPerformed(e);
}
});
button2.setLabel("Reset");
button2.setBounds(new Rectangle(200, 150, 95, 35));
button2.setFont(new Font("Tahoma", 1, 12));
button2.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
button2_actionPerformed(e);
}
});
this.add(button2, null);
this.add(button1, null);
this.add(textField2, null);
this.add(textField1, null);
this.add(label3, null);
this.add(label2, null);
this.setLocation(300,300);
}
public static void main(String[] args)
{
LoginDemo obj = new LoginDemo();
obj.setVisible(true);
}
private void button1_actionPerformed(ActionEvent e)
{
String userid = textField1.getText();
String password = textField2.getText();
checkLogin(userid,password);
}
public void checkLogin(String userid,String password)
{
if(userid.equalsIgnoreCase("Techknow")
&& password.equalsIgnoreCase("tkhts"))
{
JOptionPane.showMessageDialog(this,
"Welcome in Techknow Heights User");
}
else
{
JOptionPane.showMessageDialog(this,
"UserName, Password is Incorrect !!!");
}
}
private void button3_actionPerformed(ActionEvent e)
{
textField1.setText("");
textField2.setText("");
}
private void this_windowClosing(WindowEvent e)
{
this.setVisible(false);
this.dispose();
}
private void button2_actionPerformed(ActionEvent e)
{
textField1.setText("");
textField2.setText("");
}
}
Output
To make Notepad in AWT
Notepad in AWT
NotepadDemo.java
package com.techknow.notepad;
import java.awt.Dimension;
import java.awt.FileDialog;
import java.awt.Frame;
import java.awt.Menu;
import java.awt.MenuBar;
import java.awt.MenuItem;
import java.awt.MenuShortcut;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.TextArea;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.StringSelection;
import java.awt.datatransfer.Transferable;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.print.PrinterJob;
import java.io.FileNotFoundException;
import java.io.IOException;
import javax.print.PrintService;
public class NotepadDemo extends Frame
{
public static TextArea textArea1 = new TextArea();
private MenuBar menuBar1 = new MenuBar();
private Menu filemenu = new Menu();
private MenuItem newItem = new MenuItem("New");
private MenuItem openItem = new MenuItem("Open...");
private MenuItem saveItem = new MenuItem("Save");
private MenuItem printItem = new MenuItem("Print");
private MenuItem exitItem = new MenuItem("Exit");
private MenuItem cutItem =
new MenuItem("Cut", new MenuShortcut('X',true));
private MenuItem copyItem = new MenuItem("Copy");
private MenuItem pasteItem =
new MenuItem("Paste",new MenuShortcut('V',true));
private Menu editMenu = new Menu("Edit");
Clipboard clipbd = this.getToolkit().getSystemClipboard();
public NotepadDemo()
{
try
{
jbInit();
}
catch (Exception e)
{
e.printStackTrace();
}
}
private void jbInit() throws Exception
{
this.setLayout( null );
this.setSize(new Dimension(400, 328));
this.setBackground( SystemColor.control );
this.addComponentListener(new ComponentAdapter() {
public void componentResized(ComponentEvent e) {
this_componentResized(e);
}
});
textArea1.setBounds(new Rectangle(10, 70, 335, 220));
filemenu.setLabel("File");
filemenu.add(newItem);
filemenu.add(openItem);
filemenu.add(saveItem);
filemenu.addSeparator();
filemenu.add(printItem);
filemenu.add(exitItem);
menuBar1.add(filemenu);
menuBar1.add(editMenu);
editMenu.add(cutItem);
editMenu.add(copyItem);
editMenu.addSeparator();
editMenu.add(pasteItem);
this.setMenuBar(menuBar1);
this.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
this_windowClosing(e);
}
});
this.add(textArea1, null);
newItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ee) {
newItem_Click(ee);
}
}
);
openItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ee) {
openItem_Click(ee);
}
}
);
saveItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ee) {
saveItem_Click(ee);
}
}
);
cutItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ee) {
cutItem_Click(ee);
}
}
);
copyItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ee) {
copyItem_Click(ee);
}
}
);
pasteItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ee) {
pasteItem_Click(ee);
}
}
);
printItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ee) {
printItem_Click(ee);
}
}
);
}
public static void main(String[] args)
{
NotepadDemo obj = new NotepadDemo();
obj.setVisible(true);
}
private void this_componentResized(ComponentEvent e)
{
int height = this.getHeight();
int width = this.getWidth();
height = height- 50;
width = width - 30;
textArea1.setSize(width,height);
}
private void newItem_Click(ActionEvent e)
{
String data = textArea1.getText();
if(data.length()>0)
{
NewFrame obj = new NewFrame();
obj.setVisible(true);
obj.setLocation(200,200);
}
}
private void openItem_Click(ActionEvent e)
{
FileDialog fd =
new FileDialog(this,"My Open Dialog",FileDialog.LOAD);
fd.setVisible(true);
String dirName = fd.getDirectory();
String fileName = fd.getFile();
String path = dirName + fileName;
ReadWriteDemo rw= new ReadWriteDemo();
String data = null;
try {
data = rw.readData(path);
}
catch (FileNotFoundException f)
{
}
catch (IOException f)
{
}
NotepadDemo.textArea1.setText(data);
}
private void saveItem_Click(ActionEvent e)
{
FileDialog fd =
new FileDialog(this,"My Save Dialog",FileDialog.SAVE);
fd.setVisible(true);
String dirName = fd.getDirectory();
String fileName = fd.getFile();
String path = dirName + fileName;
ReadWriteDemo rw = new ReadWriteDemo();
try
{
rw.writeData(NotepadDemo .textArea1.getText(),path);
}
catch (FileNotFoundException f)
{
}
catch (IOException f)
{
}
}
private void this_windowClosing(WindowEvent e)
{
String data = textArea1.getText();
if(data.length()>0)
{
NewFrame obj = new NewFrame();
obj.setVisible(true);
obj.setLocation(200,200);
}
}
private void cutItem_Click(ActionEvent e)
{
String selection = textArea1.getSelectedText();
StringSelection clipString = new StringSelection(selection);
clipbd.setContents(clipString, clipString);
textArea1.replaceRange("",
textArea1.getSelectionStart(),textArea1.getSelectionEnd());
}
private void copyItem_Click(ActionEvent e)
{
String selection = textArea1.getSelectedText();
StringSelection clipString = new StringSelection(selection);
clipbd.setContents(clipString, clipString);
}
private void pasteItem_Click(ActionEvent e)
{
Transferable clipData = clipbd.getContents(this);
try
{
String clipString =(String)clipData.
getTransferData(DataFlavor.stringFlavor);
textArea1.replaceRange(clipString,
textArea1.getSelectionStart(),
textArea1.getSelectionEnd()
);
}
catch(Exception ex)
{
System.out.println("not String flavor");
}
}
private void printItem_Click(ActionEvent e)
{
// PrinterJob Class controls printing to a particular print
//service (such as a printer or fax capability).
PrinterJob printJob = PrinterJob.getPrinterJob();
PrintService printer = printJob.getPrintService();
printJob.printDialog();
}
}
NewFrame.java
package com.techknow.notepad;
import java.awt.Button;
import java.awt.Dimension;
import java.awt.FileDialog;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.FileNotFoundException;
import java.io.IOException;
public class NewFrame extends Frame {
private Label label1 = new Label();
private Button button1 = new Button();
private Button button2 = new Button();
private Button button3 = new Button();
public NewFrame() {
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}
private void jbInit() throws Exception {
this.setLayout( null );
this.setSize(new Dimension(315, 217));
this.setBackground( SystemColor.control );
this.setResizable(false);
label1.setText("Do u want to Save or not");
label1.setBounds(new Rectangle(15, 45, 285, 55));
label1.setFont(new Font("Tahoma", 1, 18));
button1.setLabel("Save");
button1.setBounds(new Rectangle(25, 150, 75, 24));
button1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button1_actionPerformed(e);
}
});
button2.setLabel("Don't Save");
button2.setBounds(new Rectangle(115, 150, 75, 24));
button2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button2_actionPerformed(e);
}
});
button3.setLabel("Cancel");
button3.setBounds(new Rectangle(210, 150, 75, 24));
button3.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
button3_actionPerformed(e);
}
});
this.add(button3, null);
this.add(button2, null);
this.add(button1, null);
this.add(label1, null);
}
private void button1_actionPerformed(ActionEvent e) {
FileDialog fd =
new FileDialog(this,"My Save Dialog",FileDialog.SAVE);
fd.setVisible(true);
String dirName = fd.getDirectory();
String fileName = fd.getFile();
String path = dirName + fileName;
ReadWriteDemo rw = new ReadWriteDemo();
try {
rw.writeData(NotepadDemo .textArea1.getText(),path);
} catch (FileNotFoundException f) {
} catch (IOException f) {
}
}
private void button2_actionPerformed(ActionEvent e) {
NotepadDemo.textArea1.setText("");
this.setVisible(false);
}
private void button3_actionPerformed(ActionEvent e) {
this.setVisible(false);
}
}
ReadWriteDemo.java
package com.techknow.notepad;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
public class ReadWriteDemo {
public ReadWriteDemo() {
}
public String readData(String path ) throws
FileNotFoundException, IOException {
StringBuffer sb = new StringBuffer();
path = path.replace("\\","\\\\");
FileInputStream fi = new FileInputStream(path);
int z = fi.read();
while(z!=-1) {
sb.append((char)z);
System.out.print((char)z);
z = fi.read();
}
fi.close();
return sb.toString();
}
public void writeData(String data, String path)
throws FileNotFoundException, IOException {
path = path.replace("\\","\\\\");
FileOutputStream fo = new FileOutputStream(path);
fo.write(data.getBytes());
fo.close();
}
}
Output
