MultiCombobox.py 文件源码

def __init__(self, master, kw_vals, default_text='Any', **kwargs):
        super().__init__(master, **kwargs)

        self.default_text = default_text
        self.kw_vals = kw_vals
        self.kw_vals_inv = dict(map(reversed, kw_vals.items()))

        ui_style = Style()
        ui_style.configure('MultiCombobox.TMenubutton', relief=RAISED, padding=3, anchor=CENTER)
        ui_style.layout('MultiCombobox.TMenubutton', _layout)
        self.config(style='MultiCombobox.TMenubutton')

        menu = Menu(self, tearoff=False,
                    activeforeground='SystemHighlightText', activebackground='SystemHighlight',
                    foreground='SystemWindowText', background='SystemWindow',
                    disabledforeground='SystemGrayText', bd=0, activeborderwidth=1)
        self.configure(menu=menu)

        self.any_var = BooleanVar(value=True)
        menu.add_checkbutton(label=default_text, variable=self.any_var,
                             onvalue=True, offvalue=False,
                             command=self.anySelected)

        self.choices = {}
        for i, choice in enumerate(kw_vals):
            self.choices[choice] = BooleanVar()
            # columnbreak = (i+1) % 4 == 0
            columnbreak = False
            menu.add_checkbutton(label=choice, variable=self.choices[choice],
                                 onvalue=True, offvalue=False, columnbreak=columnbreak,
                                 command=self.updateValue)
        self.updateValue()