python Tkinter库之OptionMenu控件问题？

Question

python Tkinter库之OptionMenu控件问题

Answer 1

Tkinter居然没有这种组件，所以就只能模拟了

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#! /usr/bin/python # -*- coding: utf8 -*- from Tkinter import * class Select(Frame):     def __init__(self,   master=None):         Frame.__init__(self,   master)         self.label = Label(self,   text="选择项目")         self.listBox = Listbox(self,   height=1)         self.button = Button(self,   text='V', command=self.triggle)         self.hideList = True         for i in xrange(10):             self.listBox.insert(i, 'Item%d'%i)         self.label.grid(row=0,   column=0, sticky=N)         self.listBox.grid(row=0,   column=1, sticky=N)         self.button.grid(row=0,   column=2, sticky=N)         self.grid()     def triggle(self):         self.hideList   ^= 1         self.listBox.config(height=[self.listBox.size(), 1][self.hideList]) app = Select() app.mainloop()