wxpython widgets wx.Gauge

wxpython widgets wx.Gauge

wx.Gauge is a widget that is used, when we process lengthy tasks. It has an indicator to show the current state of a task.

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import wx   TASK_RANGE = 50   class Example(wx.Frame):                  def __init__(self, *args, **kw):         super(Example, self).__init__(*args, **kw)                   self.InitUI()               def InitUI(self):                     self.timer = wx.Timer(self, 1)         self.count = 0           self.Bind(wx.EVT_TIMER, self.OnTimer, self.timer)           pnl = wx.Panel(self)         vbox = wx.BoxSizer(wx.VERTICAL)         hbox1 = wx.BoxSizer(wx.HORIZONTAL)         hbox2 = wx.BoxSizer(wx.HORIZONTAL)         hbox3 = wx.BoxSizer(wx.HORIZONTAL)           self.gauge = wx.Gauge(pnl, range=TASK_RANGE, size=(250, 25))         self.btn1 = wx.Button(pnl, wx.ID_OK)         self.btn2 = wx.Button(pnl, wx.ID_STOP)         self.text = wx.StaticText(pnl, label='Task to be done')           self.Bind(wx.EVT_BUTTON, self.OnOk, self.btn1)         self.Bind(wx.EVT_BUTTON, self.OnStop, self.btn2)           hbox1.Add(self.gauge, proportion=1, flag=wx.ALIGN_CENTRE)         hbox2.Add(self.btn1, proportion=1, flag=wx.RIGHT, border=10)         hbox2.Add(self.btn2, proportion=1)         hbox3.Add(self.text, proportion=1)         vbox.Add((0, 30))         vbox.Add(hbox1, flag=wx.ALIGN_CENTRE)         vbox.Add((0, 20))         vbox.Add(hbox2, proportion=1, flag=wx.ALIGN_CENTRE)         vbox.Add(hbox3, proportion=1, flag=wx.ALIGN_CENTRE)           pnl.SetSizer(vbox)                   self.SetSize((300, 200))         self.SetTitle('wx.Gauge')         self.Centre()         self.Show(True)           def OnOk(self, e):                   if self.count >= TASK_RANGE:             return           self.timer.Start(100)         self.text.SetLabel('Task in Progress')       def OnStop(self, e):                   if self.count == 0 or self.count >= TASK_RANGE or not self.timer.IsRunning():             return           self.timer.Stop()         self.text.SetLabel('Task Interrupted')               def OnTimer(self, e):                   self.count = self.count + 1         self.gauge.SetValue(self.count)                   if self.count == TASK_RANGE:               self.timer.Stop()             self.text.SetLabel('Task Completed')                         def main():           ex = wx.App()     Example(None)     ex.MainLoop()      if __name__ == '__main__':     main()