overlay.py 文件源码

def __init__(self, size=(300, 300), pos=(100, 100)):

        wx.Frame.__init__(self, None, title="Am I transparent?",
                          style=wx.SIMPLE_BORDER | wx.STAY_ON_TOP | wx.FRAME_NO_TASKBAR)
        self.SetClientSize(size)
        self.SetPosition(pos)

        self.alphaValue = 220
        self.alphaIncrement = -4

        pnl = wx.Panel(self)
        # self.changeAlpha_timer = wx.Timer(self)
        # self.changeAlpha_timer.Start(50)
        # self.Bind(wx.EVT_TIMER, self.ChangeAlpha)
        self.MakeTransparent(self.alphaValue)

        self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)