import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;



public class Tekst2c extends Frame implements ActionListener{
  TextField pikkus=new TextField(" 100 ");
  Button nupp=new Button("  OK  ");

  public Tekst2c(){
    setTitle("Ruudu joonistamine");
    setLayout(new FlowLayout()); //raami vaikimisi paigutushalduriks on 
    add(pikkus);               //servadesse ning keskele suunav BorderLayout
    add(nupp);
    nupp.addActionListener(this);
    setSize(300, 300);
    setVisible(true);
    addWindowListener(new WindowAdapter(){
      public void windowClosing(WindowEvent e){
        System.exit(0);
      }
    });
  }

  

  public void actionPerformed(ActionEvent e){
    int nr=Integer.parseInt(pikkus.getText().trim());
    Graphics g=this.getGraphics();
    g.setColor(Color.white);
    g.fillRect(0, 0, getSize().width, getSize().height);
    g.setColor(Color.black);
    g.drawRect(10, 70, nr, nr);  //ka pealkirjariba arvestatakse pinna sisse
  }
  
  public static void main(String argumendid[]){
    new Tekst2c();    
  }    

}