import java.awt.*;
import java.io.*;
import java.awt.event.*;
import java.applet.Applet;
import java.util.StringTokenizer;
import java.awt.MenuBar.*;
import java.awt.datatransfer.*;

public class Redaktor extends Frame implements ActionListener, TextListener{
int arv, arv1;

TextArea ta=new TextArea();
TextField tu=new TextField();
TextField tu1=new TextField();
TextArea tf=new TextArea(10,20);
Label loe=new Label("Lugemis väli");
Label salvesta=new Label("Salvestamis väli");
Panel nupupaneel2=new Panel(new GridLayout(2,1));
Panel nupupaneel=new Panel(new GridLayout(1,2));
Panel nupupaneel1=new Panel(new GridLayout(2,2));


public Redaktor(){

MenuBar mb = new MenuBar();
mb.add(looMenyy());
mb.add(looMenyy2());
setMenuBar(mb);
setLayout(new BorderLayout());
nupupaneel1.add(loe);
nupupaneel1.add(salvesta);
nupupaneel.add(nupupaneel1);
nupupaneel.add(nupupaneel2);
nupupaneel2.add(tu);
nupupaneel2.add(tu1);
add(ta, BorderLayout.CENTER);
add(nupupaneel, BorderLayout.SOUTH);
add(tf, BorderLayout.EAST);
ta.addTextListener(this);
}

void arvutaStatistika(){
arv=0;
arv1=0;
String s=ta.getText();
tf.setText("");
tf.append("Pikkus: "+s.length()+"\n");
StringTokenizer st=new StringTokenizer(s, " \n");
    while(st.hasMoreTokens()){
      String sona=st.nextToken();
      arv=arv+1;
    }
tf.append("Sõnu: "+arv+"\n");
tf.append("Ridu: "+new StringTokenizer(s,"\n").countTokens()+"\n");
tf.append("Lauseid: "+new StringTokenizer(s,".?!").countTokens()+"\n");
}

public void textValueChanged(TextEvent e){
arvutaStatistika();
}  

Menu looMenyy() {
    Menu m = new Menu("Fail");
    MenuItem mi = new MenuItem("Uus");
    mi.addActionListener(this);
    m.add(mi);
    mi = new MenuItem("Ava");
    mi.addActionListener(this);
    m.add(mi);
    mi = new MenuItem("Salvesta");
    mi.addActionListener(this);
    m.add(mi);
    m.addSeparator();
    mi = new MenuItem("Sulge");
    mi.addActionListener(this);
    m.add(mi);
    return m;
}

Menu looMenyy2(){
    Menu m2 = new Menu("Redigeeri");
    MenuItem mi2 = new MenuItem("Kopeeri");
    mi2.addActionListener(this);
    m2.add(mi2);
    mi2 = new MenuItem("Kleebi");
    mi2.addActionListener(this);
    m2.add(mi2);
    mi2 = new MenuItem("Selekteeri kõik");
    mi2.addActionListener(this);
    m2.add(mi2);
    return m2;
  }

public void actionPerformed(ActionEvent e){
  Clipboard malu = getToolkit().getSystemClipboard();
  String kask = e.getActionCommand();
  if(kask.equals("Salvesta")){
   try{
    setTitle("Vihik "+tu1.getText()+".txt");
    PrintWriter faili=new PrintWriter(
    new FileWriter(tu1.getText()+".txt")
    );
    faili.println(ta.getText());
    faili.close();
   }catch(Exception viga){
   System.out.println("Probleem kirjutamisel");
   }
   }

   if(kask.equals("Ava")){
   try{
    BufferedReader failist=new BufferedReader(
    new FileReader(tu.getText()+".txt")
    );
    setTitle("Vihik "+tu.getText()+".txt");
    String rida=failist.readLine();
    while(rida!=null){
     ta.append(rida+"\n");
     rida=failist.readLine();
     }
     failist.close();
    } catch(Exception viga){
   System.out.println("Probleem avamisel");
   }
   }
   
   if(kask.equals("Sulge")){
   try{System.exit(0);
   }catch(Exception viga){
   System.out.println("Probleem sulgemisel");
   }
   }

   if(kask.equals("Uus")){
   try{
   ta.setText("");
   tu.setText("");
   tu1.setText("");
   setTitle("Vihik Nimetu.txt");
   }catch(Exception viga){
   System.out.println("Probleem uuendamisel");
   }
   }
   
   if(kask.equals("Kopeeri")){
   try{
   StringSelection data = new StringSelection(ta.getSelectedText());
   malu.setContents(data, data);
   }catch(Exception viga){
   System.out.println("Probleem selekteerimisel");
   }
   }

   if (kask.equals("Kleebi")) {
   Transferable andmed = malu.getContents(this);
   String s;
   String t=ta.getText();
   try {
   s = (String)(andmed.getTransferData(DataFlavor.stringFlavor));
   ta.setText(t+s);
   } catch (Exception viga) {
   s = viga.getMessage();
   }
   }


  if(kask.equals("Selekteeri kõik")){
  try{
  ta.selectAll();
  }catch (Exception viga){
  System.out.println("Viga selekteerimisel");
  }
  }

}
}