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wxPython / samples / wxPIA_book / Chapter-07 / gauge.py

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import wx

class GaugeFrame(wx.Frame):
    def __init__(self):
        wx.Frame.__init__(self, None, -1, 'Gauge Example', 
                size=(350, 150))
        panel = wx.Panel(self, -1)
        self.count = 0
        self.gauge = wx.Gauge(panel, -1, 50, (20, 50), (250, 25))
        self.gauge.SetBezelFace(3)
        self.gauge.SetShadowWidth(3)
        self.Bind(wx.EVT_IDLE, self.OnIdle)

    def OnIdle(self, event):
        self.count = self.count + 1
        if self.count >= 50:
            self.count = 0
        self.gauge.SetValue(self.count)
        
if __name__ == '__main__':
    app = wx.PySimpleApp()
    GaugeFrame().Show()
    app.MainLoop()