"""A number of function that enhance IDLE on MacOSX when it used as a normalGUI application (as opposed to an X11 application)."""import sys def runningAsOSXApp():    """ Returns True iff running from the IDLE.app bundle on OSX """    return (sys.platform == 'darwin' and 'IDLE.app' in sys.argv[0]) def addOpenEventSupport(root, flist):    """    This ensures that the application will respont to open AppleEvents, which    makes is feaseable to use IDLE as the default application for python files.    """    def doOpenFile(*args):        for fn in args:            flist.open(fn)     # The command below is a hook in aquatk that is called whenever the app    # receives a file open event. The callback can have multiple arguments,    # one for every file that should be opened.    root.createcommand("::tk::mac::OpenDocument", doOpenFile) def hideTkConsole(root):    root.tk.call('console', 'hide') def overrideRootMenu(root, flist):    """    Replace the Tk root menu by something that's more appropriate for    IDLE.    """    # The menu that is attached to the Tk root (".") is also used by AquaTk for    # all windows that don't specify a menu of their own. The default menubar    # contains a number of menus, none of which are appropriate for IDLE. The    # Most annoying of those is an 'About Tck/Tk...' menu in the application    # menu.    #    # This function replaces the default menubar by a mostly empty one, it    # should only contain the correct application menu and the window menu.    #    # Due to a (mis-)feature of TkAqua the user will also see an empty Help    # menu.    from Tkinter import Menu, Text, Text    from EditorWindow import prepstr, get_accelerator    import Bindings    import WindowList    from MultiCall import MultiCallCreator     menubar = Menu(root)    root.configure(menu=menubar)    menudict = {}     menudict['windows'] = menu = Menu(menubar, name='windows')    menubar.add_cascade(label='Window', menu=menu, underline=0)     def postwindowsmenu(menu=menu):        end = menu.index('end')        if end is None:            end = -1         if end > 0:            menu.delete(0, end)        WindowList.add_windows_to_menu(menu)    WindowList.register_callback(postwindowsmenu)     menudict['application'] = menu = Menu(menubar, name='apple')    menubar.add_cascade(label='IDLE', menu=menu)     def about_dialog(event=None):        import aboutDialog        aboutDialog.AboutDialog(root, 'About IDLE')     def config_dialog(event=None):        import configDialog        configDialog.ConfigDialog(root, 'Settings')     root.bind('<<about-idle>>', about_dialog)    root.bind('<<open-config-dialog>>', config_dialog)    if flist:        root.bind('<<close-all-windows>>', flist.close_all_callback)     for mname, entrylist in Bindings.menudefs:        menu = menudict.get(mname)        if not menu:            continue        for entry in entrylist:            if not entry:                menu.add_separator()            else:                label, eventname = entry                underline, label = prepstr(label)                accelerator = get_accelerator(Bindings.default_keydefs,                        eventname)                def command(text=root, eventname=eventname):                    text.event_generate(eventname)                menu.add_command(label=label, underline=underline,                        command=command, accelerator=accelerator)     def setupApp(root, flist):    """    Perform setup for the OSX application bundle.    """    if not runningAsOSXApp(): return     hideTkConsole(root)    overrideRootMenu(root, flist)    addOpenEventSupport(root, flist)