import java.awt.*;
 import java.io.*;
 import java.awt.event.*;
 import java.applet.Applet;
 import java.util.StringTokenizer;
 public class Redaktor1 extends Applet 
          implements ActionListener, TextListener{
    TextArea ta=new TextArea();
    TextArea taStatistika=new TextArea(5, 10);
    TextField tfFailiNimi=new TextField();
    Button loe=new Button("Loe");
    Button salvesta=new Button("Salvesta");
    Panel nupupaneel=new Panel(new GridLayout(1, 2));
    Panel alapaneel=new Panel(new GridLayout(2, 1));
    public Redaktor1(){
      setLayout(new BorderLayout());
      nupupaneel.add(loe);
      nupupaneel.add(salvesta);
      alapaneel.add(nupupaneel);
      alapaneel.add(tfFailiNimi);
      add(ta, BorderLayout.CENTER);
      add(taStatistika, BorderLayout.EAST);
      add(alapaneel, BorderLayout.SOUTH);
      salvesta.addActionListener(this);
      loe.addActionListener(this);
      ta.addTextListener(this);
    }
    void arvutaStatistika(){
      String s=ta.getText();
      taStatistika.setText("");
      taStatistika.append("Pikkus: "+s.length()+"\n");
      StringTokenizer st=new StringTokenizer(s, " \n");
      int loendur=0;
      while(st.hasMoreTokens()){
        st.nextToken();
        loendur++;
      }
      taStatistika.append("Sõnu: "+loendur+"\n");
      taStatistika.append("Ridu: "+
         new StringTokenizer(s, "\n").countTokens()+"\n");
      taStatistika.append("Ridu: "+
       new StringTokenizer(s, ".?!").countTokens()+"\n");
    }
    public void textValueChanged(TextEvent e){
       arvutaStatistika();
    }
    public void actionPerformed(ActionEvent e){
      if(e.getSource()==salvesta){
        try{
          PrintWriter faili=new PrintWriter(
            new FileWriter(tfFailiNimi.getText())
          );
          faili.println(ta.getText());
          faili.close();
        }catch(Exception viga){
           System.out.println("probleem kirjutamisel");
        }
      }
      if(e.getSource()==loe){
        try{
          BufferedReader failist=new BufferedReader(
            new FileReader(tfFailiNimi.getText())
          );
          String rida=failist.readLine();
          while(rida!=null){
            ta.append(rida+"\n");
            rida=failist.readLine();
          }
          failist.close();
        }catch(Exception viga){}
      }
    }
    public static void main(String[] argumendid){
      Frame f=new Frame();
      f.setSize(300, 300);
      f.add(new Redaktor1());
      f.setVisible(true);
      f.addWindowListener(new WindowAdapter(){
        public void windowClosing(WindowEvent e){
          System.exit(0);
        }
      });
    }
 }