Java - How To Drag And Drop Image In Java Netbeans

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In This Java Tutorial We Will See How To Drag And Drop Image Between Three  JLabel  In Java Programming Language.

Project Source Code:

package javadb_001;
import javax.swing.*;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;


public class Lab extends JFrame {
    JLabel pic1,pic2,pic3;
    public Lab(){
        super("Drag and Drop Images");
        pic1 = new JLabel();
        pic2 = new JLabel();
        pic3 = new JLabel();
        pic1.setBounds(20, 30, 100, 100);
        pic2.setBounds(250, 30, 100, 100);
        pic3.setBounds(20, 140, 100, 100);
        pic1.setIcon(new ImageIcon("C:\\Users\\samsng\\Desktop\\j.png"));
        pic2.setIcon(new ImageIcon("C:\\Users\\samsng\\Desktop\\j2.gif"));
        
        MouseListener ml = new MouseListener() {

            @Override
            public void mouseClicked(MouseEvent e) {}

            @Override
            public void mousePressed(MouseEvent e) {
            
                JComponent jc = (JComponent)e.getSource();
                TransferHandler th = jc.getTransferHandler();
                th.exportAsDrag(jc, e, TransferHandler.COPY);
            }

            @Override
            public void mouseReleased(MouseEvent e) {}

            @Override
            public void mouseEntered(MouseEvent e) {}

            @Override
            public void mouseExited(MouseEvent e) {}
        };
        
        pic1.addMouseListener(ml);
        pic2.addMouseListener(ml);
        pic3.addMouseListener(ml);
        
        pic1.setTransferHandler(new TransferHandler("icon"));
        pic2.setTransferHandler(new TransferHandler("icon"));
        pic3.setTransferHandler(new TransferHandler("icon"));
        
        add(pic1);
        add(pic2);
        add(pic3);
        
        setLayout(null);
        setSize(500,500);
        setLocationRelativeTo(null);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setVisible(true);
        
    }

                   
       
  public static void main(String[] args){
  
      new Lab();
  }
}




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