import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;


public class R_Editor{

  int n;
  Frame f=new Frame("R_Editor  ");
  Dialog d=new Dialog(f, "About");
  Dialog d2=new Dialog(f, "Statistics");
  FileDialog fd=new FileDialog(f,"Select file",0);
  FileDialog fd2=new FileDialog(f,"Save as",1);
  TextArea ta=new TextArea();
  TextArea tastat=new TextArea();
  MenuBar menuBar = new MenuBar();
   Menu menu1 = new Menu("File");
    MenuItem m1Open=new MenuItem("Open");
    MenuItem m1Save=new MenuItem("Save as");
    MenuItem m1Sep1=new MenuItem("-");
    MenuItem m1Stat=new MenuItem("Statistics");
    MenuItem m1Sep2=new MenuItem("-");
    MenuItem m1Exit=new MenuItem("Exit");
   Menu menu2 = new Menu("Help");
    MenuItem m2About=new MenuItem("About");

  public static void main(String argumendid[]){
    new R_Editor();
  }

  public R_Editor(){
    f.addWindowListener(new WindowAdapter(){
      public void windowClosing(WindowEvent e){
        System.exit(0);
      }
    });

    f.add(ta);
    menu1.add(m1Open);
    menu1.add(m1Save);
    menu1.add(m1Sep1);
    menu1.add(m1Stat);
    menu1.add(m1Sep2);
    menu1.add(m1Exit);
    menu2.add(m2About);
    menuBar.add(menu1);
    menuBar.add(menu2);
    f.setMenuBar(menuBar);
    f.setSize(500, 400);
    f.setLocation(150, 80);
    f.setVisible(true);
    tastat.setEditable(false);

    m1Open.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e){
      fd.show();
      String p=fd.getDirectory()+fd.getFile();
//      int pl=p.length();
//      String ext=p.substring(pl-3,pl);
        if(fd.getFile()!=null){
          try{
            BufferedReader FileR=new BufferedReader(new FileReader(p));
            String s1="";
            String s2=FileR.readLine();
              while(s2!=null){
                s1=s1+s2+"\n";
                s2=FileR.readLine();
                ta.setText(s1);
              }
            f.setTitle("R_Editor  "+p);
          }catch(Exception e2){}
        }
      }
    });
    
    m1Save.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e){
      fd2.show();
      String p2=fd2.getDirectory()+fd2.getFile();
        if(fd2.getFile()!=null){
          try{
            PrintWriter FileW=new PrintWriter(new FileWriter(p2));
            FileW.print(ta.getText());
            FileW.close();
            f.setTitle("R_Editor  "+p2);
          }catch(Exception e2){}
        }
      }
    });

    m1Stat.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e){
        Button b=new Button("OK");
        d2.add(tastat, BorderLayout.CENTER);
        d2.add(b, BorderLayout.SOUTH);
        d2.setResizable(false);
        d2.setSize(300, 200);

        String s4=ta.getText();
        int s4l=s4.length();

        int max=0;
        String maxstring="";
        StringTokenizer stk=new StringTokenizer(s4, " ");
        String snt=stk.nextToken();
        maxstring=snt;
        n=0;
        while(stk.hasMoreTokens()){
          String snt2=stk.nextToken();
          n=n+1;
          if(snt2.length()>max){
            max=snt2.length();
            maxstring=snt2;
          }
        }

//        String stm1="";
//        String stm2="a";
//        for(int i=1; i<=s4l; i++){
//          stm1=s4.substring(i-1, i);
//            if(stm1==" " && stm1!=stm2){
//              n=n+1;
//            }
//          stm2=stm1;
//        }

        String path=f.getTitle();
        int pathl=path.length();
        String st1="Path: "+path.substring(10,pathl);
        String st2="Size: "+s4l+" bytes";
        String st3="Number of words: "+(n+1);
        String stmain=st1+"\n"+st2+"\n"+st3;
        tastat.setText(stmain);
        d2.setLocation(300, 250);
        d2.show();
        b.addActionListener(new ActionListener(){
          public void actionPerformed(ActionEvent e){
            d2.dispose();
          }
        });
      }
    });
    
    m1Exit.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e){
        System.exit(0);
      }
    });

    m2About.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e){
        Button b=new Button("Roman Somov, Inc.");
        d.add(b);
        d.setResizable(false);
        d.setSize(200, 100);
        d.setLocation(300, 250);
        d.show();
        b.addActionListener(new ActionListener(){
          public void actionPerformed(ActionEvent e){
            d.hide();
          }
        });
      }
    });

  }
}