basic_app_7.py 文件源码

def __init__(self, *args, **kwargs):
        wx.Panel.__init__(self, *args, **kwargs)

        ## add a button:
        theButton1 = wx.Button(self, label="Push Me")
        theButton1.Bind(wx.EVT_BUTTON, self.onButton)

        ## add another button:
        theButton2 = wx.Button(self, label="Push Me Also")
        theButton2.Bind(wx.EVT_BUTTON, self.onButton)

        ## do the layout
        buttonSizer = wx.BoxSizer(wx.VERTICAL)

        buttonSizer.Add((1,1), 1)    # stretchable space
        buttonSizer.Add(theButton1, 0, wx.GROW | wx.ALL, 4)
        buttonSizer.Add(theButton2, 0, wx.GROW | wx.ALL, 4)
        buttonSizer.Add((1,1), 3)    # stretchable space

        ## need another sizer to get the horizonal placement right:
        mainSizer = wx.BoxSizer(wx.HORIZONTAL)
        mainSizer.Add((1,1), 1)    # stretchable space
        mainSizer.Add(buttonSizer, 0, wx.GROW) # the sizer with the buttons in it
        mainSizer.Add((1,1), 1)    # stretchable space

        self.SetSizer(mainSizer)