Java tutorial
import java.awt.BorderLayout; import java.awt.Color; import java.awt.Point; import java.awt.event.MouseEvent; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JToolTip; public class Main { public static void main(String args[]) { JFrame frame = new JFrame("JToolTip Sample"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JButton b1 = new JButton("Button 1") { public JToolTip createToolTip() { JToolTip tip = super.createToolTip(); tip.setForeground(Color.YELLOW); return tip; } public Point getToolTipLocation(MouseEvent event) { return new Point((event.getX() + 100), (event.getY() + 100)); } }; b1.setToolTipText("HELLO"); frame.add(b1, BorderLayout.NORTH); frame.setSize(300, 150); frame.setVisible(true); } }