Java bean is the class used to create the desired component in a seprate panel and use it when it is needed bejust "Clicking and Draging to Fream"

Here is the example for java bean for file browser

import javax.swing.*;

import java.io.*;

import java.awt.*;

import java.awt.event.*;

import java.io.Serializable;

public class MyBrowser extends JPanel implements ActionListener, Serializable

{

JTextField tfFile;

JButton btnBrowse,btnShow;

JFileChooser fcImage;

JLabel lblImage;

JPanel pnlInput,pnlImage;

File file;

public MyBrowser()

{

fcImage=new JFileChooser("D:/CURRENT/books/java/java/java/jai-applet/jai-applet/");

tfFile=new JTextField(25);

btnBrowse=new JButton("Browse");

btnBrowse.setActionCommand("Browse");

btnBrowse.addActionListener(this);

btnShow=new JButton("Show");

btnShow.setActionCommand("Show");

btnShow.addActionListener(this);

pnlInput=new JPanel(new FlowLayout());

pnlInput.add(tfFile);

pnlInput.add(btnBrowse);

pnlInput.add(btnShow);

lblImage=new JLabel();

pnlImage=new JPanel(new BorderLayout());

pnlImage.add(lblImage,"Center");

setLayout(new GridLayout(1,2));

add(pnlInput);

add(pnlImage);

setSize(400,500);

show();

}

public void actionPerformed(ActionEvent ae)

{

String str=ae.getActionCommand();

if(str.equals("Browse"))

{

fcImage.showOpenDialog(this);

File file=fcImage.getSelectedFile();

tfFile.setText(file.getPath());

}

if(str.equals("Show"))

{

File file=new File(tfFile.getText());

if(file.exists())

{

JPanel f=new JPanel ();

JLabel lbl=new JLabel(new ImageIcon(file.getPath()));

f.setSize(700,800);

f.show();

}

Compile the above program and get the class file

Codeing for mft file

Name: MyBrowser.class

Java-Bean: True

create the jar file and add it to the ide

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