import java.awt.BorderLayout;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class Main {
public static void main(String[] args) {
JFrame frame = new JFrame();
JComponent button = new JButton("Cut");
String tooltiptext = "<html>" + "This is the "
+ "<img src=\"file:cut.gif\">" + " tool tip text." + "</html>";
button.setToolTipText(tooltiptext);
JPanel panel = new JPanel();
panel.add(button);
frame.add(panel, BorderLayout.CENTER);
frame.setSize(400, 400);
frame.setVisible(true);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
}
【tooltip】
