The Application menu is available on OS X to provide a native look and feel for OS X users; some menu options from the standard menus are migrated here (where OS X Users would expect them to be).
This menu provides the standard OS X application menu, with the following px.factory specific options along with the standard OS X options for Services (none defined for px.factory) and Window control.
Displays the px.factory About Dialog, which provides some basic information about the program, such as the version number.
Opens the px.factory Preferences Dialog.
Exits the px.factory application.
If any files have been modified and have not been saved, you will be given the option of saving them.