public static synchronized FileChooserWinService getInstance() {
if (OsUtils.isWindows() == false) return null;
if (instance == null) instance = new FileChooserWinService();
return instance;
}
/**
* Set shortcut text displayed in this menu item. Displayed as keycode+keycode+keycode (eg.
* Ctrl+Shift+F5 on Windows and Linux, on Mac ⌘⇧F5). CONTROL_LEFT and CONTROL_RIGHT are mapped to
* Ctrl. The same goes for Alt and Shift. This DOES NOT set actual hot key for this menu item, it
* only makes shortcut text visible in item.
*
* @param keycodes keycodes from {@link Keys} that are used to determine the shortcut text
* @return this object for the purpose of chaining methods
*/
public MenuItem setShortcut(int... keycodes) {
shortcutLabel.setText(OsUtils.getShortcutFor(keycodes));
packParentMenu();
return this;
}