wxpython核心部件wx.combobox用法示例

wx.ComboBox(int id, string value='', wx.Point pos=wx.DefaultPosition,
            wx.Size size=wx.DefaultSize, wx.List choices=wx.EmptyList,
            int style=0, wx.Validator validator=wx.DefaultValidator,
            string name=wx.ComboBoxNameStr)

#!/usr/bin/python
#coding=utf-8

#combobox.py

import wx

class MyDialog(wx.Dialog):
    def __init__(self, parent, id, title):
        wx.Dialog.__init__(self, parent, id, title,
                           size=(250, 270))
       
        panel = wx.Panel(self, -1, (75, 20), (100, 127),
                         style=wx.SUNKEN_BORDER)
        self.picture = wx.StaticBitmap(panel)
        panel.SetBackgroundColour(wx.WHITE)
       
        self.images = ['tolstoy.jpg',
                       'feuchtwanger.jpg',
                       'balzac.jpg',
                       'pasternak.jpg',
                       'galsworthy.jpg',
                       'wolfe.jpg',
                       'zweig.jpg']
        authors = ['Leo Tolstoy', 'Lion Feuchtwanger',
                   'Honore de Balzac', 'Boris Pasternak',
                   'John Galsworthy', 'Tom Wolfe',
                   'Stefan Zweig']
       
        wx.ComboBox(self, -1, pos=(50, 170), size=(150, -1),
                    choices=authors, style=wx.CB_READONLY)
        wx.Button(self, 1, '关 闭', (80, 220))
       
        self.Bind(wx.EVT_BUTTON, self.OnClose, id=1)
        self.Bind(wx.EVT_COMBOBOX, self.OnSelect)
       
        self.Center()
       
    def OnClose(self, event):
        self.Close()
       
    def OnSelect(self, event):
        item = event.GetSelection()
        self.picture.SetFocus()
        self.picture.SetBitmap(wx.Bitmap('images/' + self.images[item]))

class MyApp(wx.App):
    def OnInit(self):
        dlg = MyDialog(None, -1, 'combobox.py')
        dlg.ShowModal()
        dlg.Destroy()
        return True

app = MyApp(0)
app.MainLoop()