J. E. N. I.
}
} public void mouseDragged( MouseEvent me) {
String msg = " Mouse dragged at " + me. getX() + "," + me. getY(); tf. setText( msg);
} public void mouseMoved( MouseEvent me) {
String msg = " Mouse moved at " + me. getX() + "," + me. getY(); tf. setText( msg);
} public static void main( String args []) {
MouseEventsDemo med = new MouseEventsDemo(" Mouse Events Demo "); med. launchFrame();
}
8.4.7 Contoh Menutup Window
import java. awt.*; import java. awt. event.*;
class CloseFrame extends Frame implements WindowListener { Label label;
CloseFrame( String title) { super( title); label = new Label(" Close the frame."); this. addWindowListener( this);
}
void launchFrame() { setSize( 300,300); setVisible( true);
}
public void windowActivated( WindowEvent e) { } public void windowClosed( WindowEvent e) { } public void windowClosing( WindowEvent e) { setVisible( false); System. exit( 0);
} public void windowDeactivated( WindowEvent e) { } public void windowDeiconified( WindowEvent e) { } public void windowIconified( WindowEvent e) { } public void windowOpened( WindowEvent e) { }
Pengenalan Pemrograman 2 7