class event

package testlist;

import java.awt.event.*;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.*;
public class testevn extends JFrame implements KeyListener{
     int u=0;
         int d=0;
         int l=0;
         int r=0;
         SerialClass prgs;
       //  public static BufferedReader input;
       //  public static OutputStream output;
         SerialClass obj;
         InputStreamReader Ir = new InputStreamReader(System.in);
         BufferedReader Br = new BufferedReader(Ir);
         //
     JTextField KeyCodeT = new JTextField("Key Code:");//A Text Field that will display the key code.
    public testevn(){
      KeyCodeT.addKeyListener(this);//Listens for key inputs in the text field
     KeyCodeT.isFocusCycleRoot();
          KeyCodeT.setEditable(false);//disallow user input into the Text field.
      add(KeyCodeT);//add the text field to the screen
      setSize(300,300);//set the screen ssize
      setVisible(true);//show the window on screen.
          ////////////////////
         obj = new SerialClass();
         obj.initialize();
    }
        //Called when the key is pressed down.
    public void keyPressed(KeyEvent e){
            int s=e.getKeyCode();
            switch(s)
            {
                case 38 :
                    ++u;
                    d=0;
                    l=0;
                    r=0;
                   // System.out.println("Key Pressed : "+s +" more than "+u);
                    if(u%15==0)obj.writeData("1");
                    break;
                case 39 :
                    ++r;
                    d=0;
                    l=0;
                    u=0;
                  //  System.out.println("Key Pressed : "+s +" more than "+r);
                    if(r%15==0)obj.writeData("0");
                    break;
                case 37 :
                    ++l;
                    d=0;
                    u=0;
                    r=0;
                  //  System.out.println("Key Pressed : "+s +" more than "+l);
                    if(l%15==0)obj.writeData("0");
                    break;
                case 40 :
                    ++d;
                    u=0;
                    l=0;
                    r=0;
                   // System.out.println("Key Pressed : "+s +" more than "+d);
                    if(d%15==0)obj.writeData("1");
                    break;
                default :
                    System.out.println("Unknow key Pressed : "+s );


            }




    if(e.getKeyCode()==27) {//check if the Keycode is 27 which is esc
    JOptionPane.showMessageDialog(null,"Good  Bye");//display a good bye messege
        obj.close();
    System.exit(0);//exit
}
             try {
                 Thread.sleep(10);
             } catch (InterruptedException ex) {
                 Logger.getLogger(TestList.class.getName()).log(Level.SEVERE, null, ex);
             }
    }

    //Called when the key is released
    public void keyReleased(KeyEvent e){

        System.out.println("Key Released!!! for the ");
                KeyCodeT.setText("Key Code:" + e.getKeyCode());//displays the key code in the text box
 try {
                 Thread.sleep(95);
             } catch (InterruptedException ex) {
                 Logger.getLogger(TestList.class.getName()).log(Level.SEVERE, null, ex);
             }
    }
    //Called when a key is typed
    public void keyTyped(KeyEvent e){


}

     public static void main(String[] args){
      testevn key = new testevn();
    }

}