Java Example Program/ Sample Source Code
import java.awt.BorderLayout;
import java.awt.Button;
import java.awt.Frame;
import java.awt.event.InputEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
class IsControlDownExample {
public static void main(String args[]) {
Frame frame = new Frame("InputEventExample");
Button button = new Button("A");
frame.add(button, BorderLayout.NORTH);
frame.pack();
frame.setVisible(true);
button.addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent me) {
int mode = me.getModifiers();
if ((mode & InputEvent.BUTTON1_MASK) == InputEvent.BUTTON1_MASK) {
System.out.println("Left button pressed.");
}
if ((mode & InputEvent.BUTTON2_MASK) == InputEvent.BUTTON2_MASK) {
System.out.println("Middle button pressed.");
}
if ((mode & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK) {
System.out.println("Right button pressed.");
}
}
public void mouseReleased(MouseEvent me) {
System.out.println("mouseReleased " + me.getX());
}
});
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
}
} |
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