self.panel_Celan1 = None
self.panel_Celan2 = None
self.panel_Celan3 = None
self.panel_Celan1_1 =None

        if event.GetEventObject()==self._caidan2:# 如果需要显示的地方存在其他面板，删除if self.panel_Celan1:self.panel_Celan1.Destroy()if self.panel_Celan1_1:self.panel_Celan1_1.Destroy()if self.panel_Celan3:self.panel_Celan3.Destroy()if not self.panel_Celan2 :self.panel_Celan2 = wx.Panel(self, pos=(200, 0), size=(700, 700))

#!/usr/bin/env python'''
静态文本、可控文本、对话框、GetApp()
'''
import wx,time
ID_EXIT=200
ID_ABOUT=201class Frame(wx.Frame): #2 wx.Frame子类def __init__(self,parent = None,id = -1,title ='系统管理界面'):wx.Frame.__init__(self,parent,id,title,size=(900,600))self.panel_Celan1 = Noneself.panel_Celan2 = Noneself.panel_Celan3 = Noneself.panel_Celan1_1 =Noneself.setupStatusBar()self.InitCelan()self.InitButton()#初始化状态栏def setupStatusBar(self):# 状态栏sb = self.CreateStatusBar(2)  # 2代表将状态栏分为两个self.SetStatusWidths([-1, -2])  # 比例为1：2self.SetStatusText("Ready", 0)  # 0代表第一个栏，Ready为内容# timmerself.timer = wx.PyTimer(self.Notify)self.timer.Start(1000, wx.TIMER_CONTINUOUS)self.Notify()# 实时显示时间def Notify(self):t = time.localtime(time.time())st = time.strftime('%Y-%m-%d %H:%M:%S', t)self.SetStatusText(st, 1)  # 这里的1代表将时间放入状态栏的第二部分上# 初始化登陆def InitButton(self):self.panel_Celan1 = wx.Panel(self, pos=(400, 150), size=(300, 300))wx.StaticText(self.panel_Celan1,label="Username",pos=(20,20))wx.StaticText(self.panel_Celan1, label="Password", pos=(20, 50))self._username=wx.TextCtrl(self.panel_Celan1,pos=(110,15))self._passwd = wx.TextCtrl(self.panel_Celan1, pos=(110, 45),style=wx.TE_PASSWORD)self._submit_btn=wx.Button(self.panel_Celan1,label=u'提交',pos=(100,100),size=(50,30))self.panel_Celan1.Bind(wx.EVT_BUTTON,self.Onclick,self._submit_btn)#处理登陆事件def Onclick(self,event):global denglu_flagif event.GetEventObject()==self._submit_btn:user = self.GetUsername()passwd = self.GetPasswd()print(user+":"+passwd)if(user == "wenli"and passwd == "123456"):denglu_flag=Trueself.panel_Celan1.Destroy()self.panel_Celan1_1 =wx.Panel(self, pos=(400, 150), size=(300, 300))wx.StaticText(self.panel_Celan1_1, label="欢迎登陆", pos=(130, 150))def GetUsername(self):return self._username.GetValue()def GetPasswd(self):return self._passwd.GetValue()#初始化侧栏def InitCelan(self):self.panel_Celan = wx.Panel(self, pos=(0, 0), size=(200, 800))  # 创建侧栏画板 self._background = wx.Image("background.jpg",type = wx.BITMAP_TYPE_ANY,)self._background = self._background.Rescale(200,150) #改变图像大小wx.StaticBitmap(self.panel_Celan,-1,wx.BitmapFromImage( self._background)) #显示图像self._caidan1 = wx.Button(self.panel_Celan, label=u'用户信息', pos=(0, 150), size=(200, 30))self.panel_Celan.Bind(wx.EVT_BUTTON, self.Onclick_Ce, self._caidan1)self._caidan2 = wx.Button(self.panel_Celan, label=u'图书馆大厅', pos=(0, 180), size=(200, 30))self.panel_Celan.Bind(wx.EVT_BUTTON, self.Onclick_Ce, self._caidan2)self._caidan3 = wx.Button(self.panel_Celan, label=u'公告', pos=(0, 210), size=(200, 30))self.panel_Celan.Bind(wx.EVT_BUTTON, self.Onclick_Ce, self._caidan3)#处理侧栏的点击事件def Onclick_Ce(self,event):global denglu_flagif event.GetEventObject() == self._caidan1:# 如果需要显示的地方存在其他面板，删除if self.panel_Celan2:self.panel_Celan2.Destroy()if self.panel_Celan3:self.panel_Celan3.Destroy()if not self.panel_Celan1 :if(denglu_flag == False):self.InitButton()else:if not self.panel_Celan1_1:self.panel_Celan1_1 = wx.Panel(self, pos=(400, 150), size=(300, 300))wx.StaticText(self.panel_Celan1_1, label="欢迎登陆", pos=(130, 150))if event.GetEventObject()==self._caidan2:# 如果需要显示的地方存在其他面板，删除if self.panel_Celan1:self.panel_Celan1.Destroy()if self.panel_Celan1_1:self.panel_Celan1_1.Destroy()if self.panel_Celan3:self.panel_Celan3.Destroy()if not self.panel_Celan2 :self.panel_Celan2 = wx.Panel(self, pos=(200, 0), size=(700, 700))if event.GetEventObject() == self._caidan3:if self.panel_Celan1:self.panel_Celan1.Destroy()if self.panel_Celan1_1:self.panel_Celan1_1.Destroy()if  self.panel_Celan2 :self.panel_Celan2.Destroy()if not self.panel_Celan3:self.panel_Celan3 = wx.Panel(self, pos=(400, 150), size=(300, 300))wx.StaticText(self.panel_Celan3, label="公告", pos=(130, 150))class App(wx.App): #5 wx.App子类def __init__(self):#如果要重写__init__,必须调用wx.App的__init__,否则OnInit方法不会被调用wx.App.__init__(self)def OnInit(self):self.frame=Frame()self.SetTopWindow(self.frame)self.frame.Show()return True
if __name__=="__main__":denglu_flag = Falseapp = App()app.MainLoop()