appjar.py 文件源码

def __initMenu(self):
        # create a menu bar - only shows if populated
        if not self.hasMenu:
            #            self.topLevel.option_add('*tearOff', FALSE)
            self.hasMenu = True
            self.menuBar = Menu(self.topLevel)
            if self.platform == self.MAC:
                appmenu = Menu(self.menuBar, name='apple')
                self.menuBar.add_cascade(menu=appmenu)
                self.n_menus["MAC_APP"] = appmenu
            elif self.platform == self.WINDOWS:
                # sysMenu must be added last, otherwise other menus vanish
                sysMenu = Menu(self.menuBar, name='system', tearoff=False)
                self.n_menus["WIN_SYS"] = sysMenu

    # add a parent menu, for menu items