@Override
		public void keyPressed(KeyEvent e) {
			if (e.keyCode == SWT.MOD1 || e.keyCode == SWT.MOD2
					|| (e.stateMask & SWT.MOD1) != 0
					|| (e.stateMask & SWT.MOD2) != 0) {
				cursor.setVisible(false);
			}
		}