Texteditor

/*
Textone Texteditor Coded in java using AWT classes only.
Coded by satya narayan pujapanda
This can be distributed under gnu gpl lisence free.
To compile this program type javac Satya.java at command prompt.
To Execute type java Satya at commend prompt.
The main class here is Satya.So file name should be Satya.java.
*/
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;

class AboutDialog extends Dialog implements ActionListener
{

AboutDialog(Frame parent,String title)
{
super(parent,title,false);
this.setResizable(false);

setLayout(new FlowLayout(FlowLayout.LEFT));
setSize(500,300);
add(new Label("Satya's Textone TextEditor",Label.LEFT));
add(new Label("-----------------------------------------------------------------------",Label.LEFT));
add(new Label("Designed By:Satya Narayan Pujapanda",Label.LEFT));
add(new Label("mail at: nar_satya@yahoo.co.in",Label.LEFT));
add(new Label("Software can be modified and distributed according to GNU-GPL License.",Label.LEFT));
add(new Label("Copyrights-Satya Narayan. All Rights Reserved.",Label.LEFT));
Button b=new Button("Done");
add(b);
b.addActionListener(this);

}

public void actionPerformed(ActionEvent ae)
{
dispose();
}
}

//Textone class starts here

class Textone extends Frame implements ActionListener
{
TextArea ta=new TextArea();


int i,len1,len,pos1;

String str="",s3="",s2="",s4="",s32="",s6="",s7="",s8="",s9="";

String months[]={"January","February","March","April","May","June","July","August","September","October","November","December"};

CheckboxMenuItem chkb=new CheckboxMenuItem("Word Wrap");

public Textone()
{


MenuBar mb=new MenuBar();
setLayout(new BorderLayout());
add("Center",ta);
setMenuBar(mb);
Menu m1=new Menu("File");
Menu m2=new Menu("Edit");
Menu m3=new Menu("Tools");
Menu m4=new Menu("Help");

mb.add(m1);
mb.add(m2);
mb.add(m3);
mb.add(m4);

MenuItem mi1[]={
new MenuItem("New"),new MenuItem("Open"),new MenuItem("Save")
,new MenuItem("Save As"),new MenuItem("Page Setup")
,new MenuItem("Print"),new MenuItem("Exit")
};

MenuItem mi2[]={new MenuItem("Delete"),new MenuItem("Cut"),
new MenuItem("Copy"),new MenuItem("Paste"),new MenuItem("Find"),
new MenuItem("Find Next"),new MenuItem("Replace"),
new MenuItem("Go To"),new MenuItem("Select All"),
new MenuItem("Time Stamp")};


MenuItem mi3[]={new MenuItem("Choose Font"),new MenuItem("Compile"),
new MenuItem("Run")};

MenuItem mi4[]={new MenuItem("Help Topics"),
new MenuItem("About Textone")};



for(int i=0;i {
m1.add(mi1[i]);
mi1[i].addActionListener(this);
}
for(int i=0;i {
m2.add(mi2[i]);
mi2[i].addActionListener(this);
}

m3.add(chkb);
chkb.addActionListener(this);

for(int i=0;i {
m3.add(mi3[i]);
mi3[i].addActionListener(this);
}
for(int i=0;i {
m4.add(mi4[i]);
mi4[i].addActionListener(this);
}




MyWindowsAdapter mw=new MyWindowsAdapter(this);
addWindowListener(mw);

setSize(500,500);
setTitle("untitled notepad");
setVisible(true);

}












public void actionPerformed(ActionEvent ae)
{

String arg=(String)ae.getActionCommand();


if(arg.equals("New"))

{ dispose();
Textone t11=new Textone();
t11.setSize(500,500);
t11.setVisible(true);

}

try {


if(arg.equals("Open"))
{
FileDialog fd1=new FileDialog(this,"Select File",FileDialog.LOAD);
fd1.setVisible(true);
String s4="";
s2=fd1.getFile();
s3=fd1.getDirectory();
s32=s3+s2;
File f=new File(s32);
FileInputStream fii=new FileInputStream(f);
len=(int)f.length();
for(int j=0;j {
char s5=(char)fii.read();
s4=s4 + s5;

}

ta.setText(s4);


}

}

catch(IOException e)
{

}




try
{

if(arg.equals("Save As"))
{
FileDialog dialog1=new FileDialog(this,"Save As",FileDialog.SAVE);
dialog1.setVisible(true);

s7=dialog1.getDirectory();
s8=dialog1.getFile();
s9=s7+s8+".txt";


s6=ta.getText();
len1=s6.length();
byte buf[]=s6.getBytes();

File f1=new File(s9);
FileOutputStream fobj1=new FileOutputStream(f1);
for(int k=0;k {
fobj1.write(buf[k]);
}
fobj1.close();
}

this.setTitle(s8 +" Textone File");

}
catch(IOException e){}



if(arg.equals("Exit"))
{
System.exit(0);
}



if(arg.equals("Cut"))
{
str=ta.getSelectedText();
i=ta.getText().indexOf(str);
ta.replaceRange(" ",i,i+str.length());
}

if(arg.equals("Copy"))
{
str=ta.getSelectedText();
}

if(arg.equals("Paste"))
{
pos1=ta.getCaretPosition();
ta.insert(str,pos1);
}
if(arg.equals("Delete"))
{
String msg=ta.getSelectedText();
i=ta.getText().indexOf(msg);
ta.replaceRange(" ",i,i+msg.length());
msg="";
}

if(arg.equals("Select All"))
{
String strText=ta.getText();
int strLen=strText.length();
ta.select(0,strLen);
}

if(arg.equals("Time Stamp"))

{

GregorianCalendar gcalendar=new GregorianCalendar();
String h=String.valueOf(gcalendar.get(Calendar.HOUR));
String m=String.valueOf(gcalendar.get(Calendar.MINUTE));
String s=String.valueOf(gcalendar.get(Calendar.SECOND));
String date=String.valueOf(gcalendar.get(Calendar.DATE));
String mon=months[gcalendar.get(Calendar.MONTH)];
String year=String.valueOf(gcalendar.get(Calendar.YEAR));
String hms="Time"+" - "+h+":"+m+":"+s+" Date"+" - "+date+" "+mon+" "+year+" ";
int loc=ta.getCaretPosition();
ta.insert(hms,loc);


}



if(arg.equals("About Textone"))
{
AboutDialog d1=new AboutDialog(this,"About Textone");
d1.setVisible(true);
setSize(500,500);

}

}//Action pereformed end






public class MyWindowsAdapter extends WindowAdapter
{
Textone tt;

public MyWindowsAdapter(Textone ttt)
{
tt=ttt;
}

public void windowClosing(WindowEvent we)
{
tt.dispose();
}
}//Inner class winadapter end....


}//End of textone class


public class Satya

{ public static void main(String args[])
{
Textone to=new Textone();
}

}