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Find & Replace
import java.awt.*;
public class FindReplace extends Frame
{
TextArea text;
Label txt;
TextField find,repl;
Label fnd,rpl;
Button ok;
String f,r,a;
int i = 0, j = 0;
public FindReplace()
{
setBackground(Color.gray);
setTitle("Find and Replace Window");
fnd = new Label ("Find ") ;
rpl = new Label("Replace ");
add(fnd);
add(rpl);
fnd.reshape(50,150,50,25);
rpl.reshape(50,175,50,25);
find = new TextField();
repl = new TextField();
add(find);
add(repl);
find.reshape(175,150,50,25);
repl.reshape(175,175,50,25);
txt = new Label ("Enter the Text°) ;
text = new TextArea();
add(txt);
add(text);
txt.reshape(50,50,100,25);
text.reshape(175,50,150,100);
ok = new Button("Replace");
add (ok) ;
ok.reshape(250,350,75,25);
public boolean handleEvent(Event e)
{
if (e.id == Event.WINDOW_DESTROY)
{
System:exit(0);
return(super.handleEvent(e));
}
public boolean action(Event e,Object arg)
{
if (arg.equals ("Replace") )
{
f = find.getText();
r= repl.gettext()
a= text.getText();
i = a.indexOf ( f )';
j = r.length ( );
if ( i > 0 )
text.replaceText(r,i,i+j);
}
else
return (super.action(e,arg));
repaint();
return true:
}
public static void main(String arg[])
FindReplace t;
t=new FindReplace();
t.resize(400,400);
t.show();
}
}
Output
:
This code will show the Find & Replace Procedure.
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