main.py 文件源码

def __init__(self):
        """Constructor"""
        title = 'Get Children from Sizer'
        wx.Frame.__init__(self, None, title=title)
        panel = wx.Panel(self)

        lbl = wx.StaticText(panel, label="I'm a label!")
        txt = wx.TextCtrl(panel, value="blah blah")
        btn = wx.Button(panel, label="Clear")
        btn.Bind(wx.EVT_BUTTON, self.onClear)

        self.sizer = wx.BoxSizer(wx.VERTICAL)
        self.sizer.Add(lbl, 0, wx.ALL, 5)
        self.sizer.Add(txt, 0, wx.ALL, 5)
        self.sizer.Add(btn, 0, wx.ALL, 5)

        panel.SetSizer(self.sizer)