widget_state.py 文件源码

def __init__(self, title=None):
        ttk.Frame.__init__(self, borderwidth=6)
        self.master.title(title)

        self.style = ttk.Style()

        # get default font size and family
        btn_font = self.style.lookup("TButton", "font")
        fsize = str(self.tk.eval("font configure %s -size" % btn_font))
        self.font_family = self.tk.eval("font configure %s -family" % btn_font)
        if ' ' in self.font_family:
            self.font_family = '{%s}' % self.font_family
        self.fsize_prefix = fsize[0] if fsize[0] == '-' else ''
        self.base_fsize = int(fsize[1 if fsize[0] == '-' else 0:])

        # a list to hold all the widgets that will have their states changed
        self.update_widgets = []

        self._setup_widgets()