python中listctrl控件排序，里面的数据映射是咋回事，数据字典的组织形式呢？网下的资料，都是不附带字典的

python中listctrl控件排序，里面的数据映射是怎么回事，数据字典的组织形式呢？网上的资料，都是不附带字典的
该怎么设置listctrl中的数据，求大神指点

[解决办法]

Python code

import wximport wx.lib.mixins.listctrl as listmix musicdata = {0 : ("Bad English", "The Price Of Love", "Rock"),1 : ("DNA featuring Suzanne Vega", "Tom's Diner", "Rock"),2 : ("George Michael", "Praying For Time", "Rock"),3 : ("Gloria Estefan", "Here We Are", "Rock"),4 : ("Linda Ronstadt", "Don't Know Much", "Rock"),5 : ("Michael Bolton", "How Am I Supposed To Live Without You", "Blues"),6 : ("Paul Young", "Oh Girl", "Rock"),} ########################################################################class TestListCtrl(wx.ListCtrl):     #----------------------------------    def __init__(self, parent, ID=wx.ID_ANY, pos=wx.DefaultPosition,                 size=wx.DefaultSize, style=0):        wx.ListCtrl.__init__(self, parent, ID, pos, size, style) ########################################################################class TestListCtrlPanel(wx.Panel, listmix.ColumnSorterMixin):     #----------------------------------    def __init__(self, parent):        wx.Panel.__init__(self, parent, -1, style=wx.WANTS_CHARS)         self.index = 0         self.list_ctrl = TestListCtrl(self, size=(-1,100),                         style=wx.LC_REPORT                         |wx.BORDER_SUNKEN                         |wx.LC_SORT_ASCENDING                         )        self.list_ctrl.InsertColumn(0, "Artist")        self.list_ctrl.InsertColumn(1, "Title", wx.LIST_FORMAT_RIGHT)        self.list_ctrl.InsertColumn(2, "Genre")         items = musicdata.items()        index = 0        for key, data in items:            self.list_ctrl.InsertStringItem(index, data[0])            self.list_ctrl.SetStringItem(index, 1, data[1])            self.list_ctrl.SetStringItem(index, 2, data[2])            self.list_ctrl.SetItemData(index, key)            index += 1         # Now that the list exists we can init the other base class,        # see wx/lib/mixins/listctrl.py        self.itemDataMap = musicdata        listmix.ColumnSorterMixin.__init__(self, 3)        self.Bind(wx.EVT_LIST_COL_CLICK, self.OnColClick, self.list_ctrl)         sizer = wx.BoxSizer(wx.VERTICAL)        sizer.Add(self.list_ctrl, 0, wx.ALL|wx.EXPAND, 5)        self.SetSizer(sizer)     #----------------------------------    # Used by the ColumnSorterMixin, see wx/lib/mixins/listctrl.py    def GetListCtrl(self):        return self.list_ctrl     #----------------------------------    def OnColClick(self, event):        print "column clicked"        event.Skip() ########################################################################class MyForm(wx.Frame):     #----------------------------------    def __init__(self):        wx.Frame.__init__(self, None, wx.ID_ANY, "List Control Tutorial")         # Add a panel so it looks the correct on all platforms        panel = TestListCtrlPanel(self) #----------------------------------# Run the programif __name__ == "__main__":    app = wx.App(False)    frame = MyForm()    frame.Show()    app.MainLoop()
[解决办法]