#coding: utf-8

#矢印付きボタン+List Box＝複数の選択肢から一つを選択する

import wx


class Example(wx.Frame):
           
    def __init__(self, *args, **kw):
        super(Example, self).__init__(*args, **kw) 
        
        self.InitUI()
        
    def InitUI(self):   

        pnl = wx.Panel(self)
        
        cities = ['東京', '札幌', '仙台', '名古屋', '博多']
        cb = wx.ComboBox(pnl, pos=(50, 30), choices=cities, 
            style=wx.CB_READONLY)

        self.st = wx.StaticText(pnl, label='', pos=(50, 140))
        cb.Bind(wx.EVT_COMBOBOX, self.OnSelect)
        
        self.SetSize((250, 230))
        self.SetTitle('ComboBox:都市')
        self.Centre()
        self.Show(True)          
        
    def OnSelect(self, e):
        
        i = e.GetString()
        self.st.SetLabel(i)
        #self_stのラベルに選択された文字列を表示
        
def main():
    
    ex = wx.App()
    Example(None)
    ex.MainLoop()    

if __name__ == '__main__':
    main()

	実行例