import java.awt.BorderLayout;
import java.awt.Button;
import java.awt.FileDialog;
import java.awt.Frame;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

public class Demo
{
public static void main(String[] args)
{
final Frame frame = new Frame("Demo");
final TextField textField = new TextField();
textField.setEditable(false);
Button button = new Button("Open");
button.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent actionEvent)
{
FileDialog fileDialog = new FileDialog(frame," Open",FileDialog.LOAD);
fileDialog.setVisible(true);
String directory = fileDialog.getDirectory();
if(directory != null)
textField.setText(directory + fileDialog.getFile());
}
});
frame.addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent windowEvent)
{
frame.dispose();
}
});
frame.setLayout(new BorderLayout());
frame.add(BorderLayout.CENTER,textField);
frame.add(BorderLayout.SOUTH,button);
frame.setSize(200,100);
frame.setResizable(false);
frame.setVisible(true);
button.requestFocusInWindow();
}
}

-Ramesh A.V

Read for more information.


http://www.roseindia.net/java/example/java/awt/pop-up.shtml



Thanks.