前提（根据一个实例简化，所以看上去很奇怪，但是请不要改变这个前提）
根据cfg=[['a', 'this is a'],['b', 'this is b']]
动态的产生菜单，其中a是菜单上显示的字，thi is a是传递给回调函数的字串
但是现在每次的输出都是this is b，我应该怎样修改？
#!/usr/bin/env python
# -*- coding: ISO-8859-1 -*-

import wx

class MyFrame(wx.Frame):
    def __init__(self, *args, **kwds):
        kwds["style"] = wx.DEFAULT_FRAME_STYLE
        wx.Frame.__init__(self, *args, **kwds)

        # Menu Bar
        self.frame_1_menubar = wx.MenuBar()
        self.SetMenuBar(self.frame_1_menubar)
        self.mnFile = wx.Menu()


        cfg=[['a', 'this is a'],['b', 'this is b']]
        for i in cfg:
            exec 'self.IDmnFile%s =%d' % (i[0],wx.NewId() )  in locals()

            self.mnFile.Append(eval('self.IDmnFile%s' % i[0]), i[0], i[1])
            pass
        self.frame_1_menubar.Append(self.mnFile, "File")
        # Menu Bar end

        self.__set_properties()
        self.__do_layout()

        for i in cfg:
            wx.EVT_MENU(self,eval('self.IDmnFile%s' % i[0]) , lambda
e:self.event(i[1]))


    def __set_properties(self):
        self.SetTitle("frame_1")

    def __do_layout(self):
        sizer_1 = wx.BoxSizer(wx.VERTICAL)
        self.SetAutoLayout(True)
        self.SetSizer(sizer_1)
        sizer_1.Fit(self)
        sizer_1.SetSizeHints(self)
        self.Layout()

    def event(self, event):
        print 'event=',event


class MyApp(wx.App):
    def OnInit(self):
        wx.InitAllImageHandlers()
        frame_1 = MyFrame(None, -1, "")
        self.SetTopWindow(frame_1)
        frame_1.Show()
        return 1

if __name__ == "__main__":
    app = MyApp(0)
    app.MainLoop()
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oyster:您好!

下面是我修改的程序，主要修改点后我加入***做为提示。在消息中event应该不可以做为参数使用。

#!/usr/bin/env python
# -*- coding: ISO-8859-1 -*-
 
import wx
 
class MyFrame(wx.Frame):
    def __init__(self, *args, **kwds):
        kwds["style"] = wx.DEFAULT_FRAME_STYLE
        wx.Frame.__init__(self, *args, **kwds)
 
        # Menu Bar 
        self.frame_1_menubar = wx.MenuBar()
        self.SetMenuBar(self.frame_1_menubar)
        self.mnFile = wx.Menu()
 
 
        cfg=[['a', 'this is a'],['b', 'this is b']]
        for i in cfg: 
            exec 'self.IDmnFile%s =%d' % (i[0],wx.NewId() )  in locals()
 
            self.mnFile.Append(eval('self.IDmnFile%s' % i[0]), i[0], i[1])
            pass
        self.frame_1_menubar.Append(self.mnFile , "File")
        # Menu Bar end
 
        self.__set_properties()
        self.__do_layout()
 
        for i in cfg:
            wx.EVT_MENU(self,eval('self.IDmnFile%s' % i[0]),    //***
                        self.event)                             //***
 
 
    def __set_properties(self):
        self.SetTitle("frame_1")
 
    def __do_layout(self):
        sizer_1 = wx.BoxSizer(wx.VERTICAL)
        self.SetAutoLayout (True)
        self.SetSizer(sizer_1)
        sizer_1.Fit(self)
        sizer_1.SetSizeHints(self)
        self.Layout()
 
    def event(self, event):
        print 'event=', self.mnFile.GetHelpString(event.GetId())        //***
 
 
class MyApp( wx.App):
    def OnInit(self):
        wx.InitAllImageHandlers()
        frame_1 = MyFrame(None, -1, "")
        self.SetTopWindow(frame_1)
        frame_1.Show()
        return 1
 
if __name__ == "__main__": 
    app = MyApp(0)
    app.MainLoop()
  


----- Original Message ----- 
From: oyster 
To: python-chinese at lists.python.cn 
Sent: Sunday, June 04, 2006 7:42 PM
Subject: [python-chinese] wxPython动态菜单的问题


前提（根据一个实例简化，所以看上去很奇怪，但是请不要改变这个前提）
根据cfg=[['a', 'this is a'],['b', 'this is b']]
动态的产生菜单，其中a是菜单上显示的字，thi is a是传递给回调函数的字串
但是现在每次的输出都是this is b，我应该怎样修改？
#!/usr/bin/env python
# -*- coding: ISO-8859-1 -*-
 
import wx
 
class MyFrame(wx.Frame):
    def __init__(self, *args, **kwds):
        kwds["style"] = wx.DEFAULT_FRAME_STYLE
        wx.Frame.__init__(self, *args, **kwds)
 
        # Menu Bar 
        self.frame_1_menubar = wx.MenuBar()
        self.SetMenuBar(self.frame_1_menubar)
        self.mnFile = wx.Menu()
 
 
        cfg=[['a', 'this is a'],['b', 'this is b']]
        for i in cfg: 
            exec 'self.IDmnFile%s =%d' % (i[0],wx.NewId() )  in locals()
 
            self.mnFile.Append(eval('self.IDmnFile%s' % i[0]), i[0], i[1])
            pass
        self.frame_1_menubar.Append(self.mnFile , "File")
        # Menu Bar end
 
        self.__set_properties()
        self.__do_layout()
 
        for i in cfg:
            wx.EVT_MENU(self,eval('self.IDmnFile%s' % i[0]) , lambda
e:self.event(i[1]))
 
 
    def __set_properties(self):
        self.SetTitle("frame_1")
 
    def __do_layout(self):
        sizer_1 = wx.BoxSizer(wx.VERTICAL)
        self.SetAutoLayout (True)
        self.SetSizer(sizer_1)
        sizer_1.Fit(self)
        sizer_1.SetSizeHints(self)
        self.Layout()
 
    def event(self, event):
        print 'event=',event
 
 
class MyApp( wx.App):
    def OnInit(self):
        wx.InitAllImageHandlers()
        frame_1 = MyFrame(None, -1, "")
        self.SetTopWindow(frame_1)
        frame_1.Show()
        return 1
 
if __name__ == "__main__": 
    app = MyApp(0)
    app.MainLoop()
  



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