listing28-2.py 文件源码

def OnInit(self):
        """
        Sets up the GUI. Creates a window, a text field, a button, and
        a list box, and lays them out. Binds the submit button to
        self.fetchHandler.
        """

        win = wx.Frame(None, title="File Sharing Client", size=(400, 300))

        bkg = wx.Panel(win)

        self.input = input = wx.TextCtrl(bkg);

        submit = wx.Button(bkg, label="Fetch", size=(80, 25))
        submit.Bind(wx.EVT_BUTTON, self.fetchHandler)

        hbox = wx.BoxSizer()

        hbox.Add(input, proportion=1, flag=wx.ALL | wx.EXPAND, border=10)
        hbox.Add(submit, flag=wx.TOP | wx.BOTTOM | wx.RIGHT, border=10)

        self.files = files = wx.ListBox(bkg)
        self.updateList()

        vbox = wx.BoxSizer(wx.VERTICAL)
        vbox.Add(hbox, proportion=0, flag=wx.EXPAND)
        vbox.Add(files, proportion=1,
                 flag=wx.EXPAND | wx.LEFT | wx.RIGHT | wx.BOTTOM, border=10)

        bkg.SetSizer(vbox)

        win.Show()

        return True