import java.awt.*;
import java.awt.event.*;
public class TekstiKlahvid extends Frame implements ActionListener{
  TextArea ta=new TextArea();
  Button loika=new Button("Lőika");
  Button kopeeri=new Button("Kopeeri");
  Button kleebi=new Button("Kleebi");
  public TekstiKlahvid(){
    add(ta, BorderLayout.CENTER);
    Panel nupupaneel=new Panel(new GridLayout(1, 3));
    nupupaneel.add(loika);
    nupupaneel.add(kopeeri);
    nupupaneel.add(kleebi);
    add(nupupaneel, BorderLayout.NORTH);
    loika.addActionListener(this);
    kopeeri.addActionListener(this);
    kleebi.addActionListener(this);
    setSize(300, 300);
    setVisible(true);
  }
  public void actionPerformed(ActionEvent e){
   try{
    ta.requestFocus();
    Robot r=new Robot();
    r.keyPress(KeyEvent.VK_CONTROL);
    if(e.getSource()==loika){
      r.keyPress(KeyEvent.VK_X);
      r.delay(100);
      r.keyRelease(KeyEvent.VK_X);
    }
    if(e.getSource()==kopeeri){
      r.keyPress(KeyEvent.VK_C);
      r.delay(100);
      r.keyRelease(KeyEvent.VK_C);
    }
    if(e.getSource()==kleebi){
      r.keyPress(KeyEvent.VK_V);
      r.delay(100);
      r.keyRelease(KeyEvent.VK_V);
    }
    r.keyRelease(KeyEvent.VK_CONTROL);
   }catch(Exception probleem){System.out.println(probleem);
     probleem.printStackTrace();
   }
  }
  public static void main(String argumendid[]){
    new TekstiKlahvid();
  }
}