CloseWindow
Aus Programmers Guide
Version vom 09:17, 22. Jul. 2010 bei Roy (Diskussion | Beiträge)
Closing a Window on KeyEvent in Java
Toolkit.getDefaultToolkit().getSystemEventQueue().push(new EventQueue() { @Override protected void dispatchEvent(AWTEvent event) { if (event instanceof KeyEvent) { KeyEvent keyEvent = (KeyEvent) event; if (KeyEvent.KEY_RELEASED == keyEvent.getID() && (KeyEvent.VK_ESCAPE == keyEvent.getKeyCode() || (KeyEvent.VK_F4 == keyEvent.getKeyCode() && keyEvent.isAltDown() ))) { int conf = JOptionPane.showConfirmDialog(f, "Soll die Anwendung wirklich beendet werden?", "Beenden", JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, icon); if(conf==0){ System.exit(0); } } } super.dispatchEvent(event); } });