wxtimer.py

import wx
import time


class MyForm(wx.Frame):

    def __init__(self):
        wx.Frame.__init__(self, None, wx.ID_ANY, "Timer Tutorial 1",
                          size=(500,500))

        panel = wx.Panel(self, wx.ID_ANY)

        self.timer = wx.Timer(self)
        self.Bind(wx.EVT_TIMER, self.update, self.timer)

        self.toggleBtn = wx.Button(panel, wx.ID_ANY, "Start")
        self.toggleBtn.Bind(wx.EVT_BUTTON, self.onToggle)

    def onToggle(self, event):
        btnLabel = self.toggleBtn.GetLabel()
        if btnLabel == "Start":
            print "starting timer..."
            self.timer.Start(1000)
            self.toggleBtn.SetLabel("Stop")
        else:
            print "timer stopped!"
            self.timer.Stop()
            self.toggleBtn.SetLabel("Start")

    def update(self, event):
        print "\nupdated: ",
        print time.ctime()

# Run the program
if __name__ == "__main__":
    app = wx.App(False)
    frame = MyForm().Show()
    app.MainLoop()