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| 15. 27. 2. 处理鼠标事件 |
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import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
class MouseClickListener extends MouseAdapter {
public void mouseClicked(MouseEvent e) {
if (SwingUtilities.isLeftMouseButton(e)) {
System.out.print("The mouse left button was clicked");
} else if (SwingUtilities.isRightMouseButton(e)) {
System.out.print("The mouse right button was clicked");
} else if (SwingUtilities.isMiddleMouseButton(e)) {
System.out.print("The mouse middle button was clicked");
}
System.out.print(e.getClickCount() + "time(s)");
int x = e.getX();
int y = e.getY();
System.out.println(" at (" + x + "," + y + ")");
}
}
public class MouseListenerTest1 {
public static void main(String[] args) {
JFrame.setDefaultLookAndFeelDecorated(true);
JFrame frame = new JFrame("MouseListener Test 1");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.addMouseListener(new MouseClickListener());
frame.setSize(200, 200);
frame.setVisible(true);
}
}
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