попробуйте (и настройте) это sscce :
import java.awt.Dimension;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
public class JLabelOnClick extends JFrame {
public static void main(String[] args) {
final JFrame frame = new JLabelOnClick();
final JPanel panel = new JPanel();
panel.setLayout(null);
frame.setContentPane(panel);
frame.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
// if you want an image instead, use the JLabel(Icon image)
// constructor
JLabel label = new JLabel("test");
label.setBounds(e.getX(), e.getY(), label.getPreferredSize().width, label
.getPreferredSize().height);
panel.add(label);
panel.validate();
frame.repaint();
}
});
frame.setSize(new Dimension(200, 200));
frame.setVisible(true);
}
}