使用定时器切换Panel显示

#!/usr/bin/python#-*-coding:utf-8-*-import wximport timeclass PanelOne(wx.Panel):def __init__(self, parent):wx.Panel.__init__(self, parent)self.countdown = wx.StaticText(self,label="This panel will self-destruct in 2 seconds")class PanelTwo(wx.Panel):def __init__(self, parent):wx.Panel.__init__(self, parent)txt = wx.StaticText(self,label="Panel Two")class MainFrame(wx.Frame):def __init__(self, title):"""Constructor"""wx.Frame.__init__(self, None, title=title, size=(400, 400))self.panelOne = PanelOne(self)self.time2die = 2self.timer = wx.Timer(self)self.Bind(wx.EVT_TIMER, self.update, self.timer)self.timer.Start(1000)self.sizer = wx.BoxSizer(wx.VERTICAL)self.sizer.Add(self.panelOne, 1, wx.EXPAND)self.SetSizer(self.sizer)def update(self, event):if self.time2die < 0:print "time is up!"self.panelOne.Destroy()self.panelTwo = PanelTwo(self)self.sizer.Add(self.panelTwo, 1, wx.EXPAND)self.Layout()self.timer.Stop()else:msg = "This panel will self-destruct in %s seconds" % self.time2dieself.panelOne.countdown.SetLabel(msg)self.time2die -= 1if __name__ == "__main__":app = wx.App()win = MainFrame("xxx")#win = wx.Frame(None, title="python git", size=(410, 335))win.Show()app.MainLoop()

创建/销毁Panel

用class的方式建立Panel

定时器 timer