How to Add MS. Calculator or MS. Notepad Button in Your Java Project.
And coding to run your any dos command through click a button in Java. Let's See This code Example and make your project some thing different.
I hope you Like this code, if any problem plz comment or leave a massage.
/*
* calculator.java
*/
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
public class calculator extends JFrame implements MouseListener
{
JButton btn1,btn2;
public calculator()
{
Container c=this.getContentPane();
c.setLayout(null);
btn1=new JButton("Calculator");
btn1.setBounds(5,5,150,40);
btn2=new JButton("Notepad");
btn2.setBounds(5,55,150,40);
btn1.addMouseListener(this);
btn2.addMouseListener(this);
c.add(btn1);
c.add(btn2);
}
public void mouseClicked(MouseEvent me)
{
if(me.getSource()==btn1)
{
try
{
String[] command = new String[1];
command[0] = "calc";
Process p = Runtime.getRuntime().exec(command);
BufferedReader stdInput = new BufferedReader(new InputStreamReader(p.getInputStream()));
BufferedReader stdError = new BufferedReader(new InputStreamReader(p.getErrorStream()));
// read the output from the command
String s = null;
while ((s = stdInput.readLine()) != null) {
System.out.println(s);
}
// read any errors from the attempted command
JOptionPane.showMessageDialog(null,"Thanks to using Microsoft Calculator:::Rahul Raj (Satya)\n");
while ((s = stdError.readLine()) != null) {
System.out.println(s);
}
}
catch(Exception e){
JOptionPane.showMessageDialog(null,e);
}
}
if(me.getSource()==btn2)
{
try
{
String[] command = new String[1];
command[0] = "notepad";
Process p = Runtime.getRuntime().exec(command);
BufferedReader stdInput = new BufferedReader(new InputStreamReader(p.getInputStream()));
BufferedReader stdError = new BufferedReader(new InputStreamReader(p.getErrorStream()));
// read the output from the command
String s = null;
while ((s = stdInput.readLine()) != null) {
System.out.println(s);
}
// read any errors from the attempted command
JOptionPane.showMessageDialog(null,"Thanks to using Microsoft Calculator:::Rahul Raj (Satya)\n");
while ((s = stdError.readLine()) != null) {
System.out.println(s);
}
}
catch(Exception e){
JOptionPane.showMessageDialog(null,e);
}
}
}
public void mouseEntered(MouseEvent me)
{
if(me.getSource()==btn1)
{
btn1.setForeground(Color.blue);
}
if(me.getSource()==btn2)
{
btn2.setForeground(Color.blue);
}
}
public void mousePressed(MouseEvent me)
{
}
public void mouseExited(MouseEvent me)
{
if(me.getSource()==btn1)
{
btn1.setForeground(Color.red);
}
if(me.getSource()==btn2)
{
btn2.setForeground(Color.red);
}
}
public void mouseReleased(MouseEvent me)
{
}
public static void main(String args[])
{
calculator a=new calculator();
a.setBounds(400,400,350,300);
a.setVisible(true);
a.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
}
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