python Tkinter隐藏窗口再让他显示出来的例子

参考：https:///wjy320/article/details/17921331
参考：http://cn.voidcc.com/question/p-rqcydwyv-bhp.html

import Tkinter as Tk
 
class MyApp(object):
    """"""
 
    #----------------------------------------------------------------------
    def __init__(self, parent):
        """Constructor"""
        self.root = parent
        self.root.title("Main frame")
        self.frame = Tk.Frame(parent)
        self.frame.pack()
 
        btn = Tk.Button(self.frame, text="Open Frame", command=self.openFrame)
        btn.pack()
 
    #----------------------------------------------------------------------
    def hide(self):
        """"""
        self.root.withdraw()
 
    #----------------------------------------------------------------------
    def openFrame(self):
        """"""
        self.hide()
        otherFrame = Tk.Toplevel()
        otherFrame.geometry("400x300")
        otherFrame.title("otherFrame")
        handler = lambda: self.onCloseOtherFrame(otherFrame)
        btn = Tk.Button(otherFrame, text="Close", command=handler)
        btn.pack()
 
    #----------------------------------------------------------------------
    def onCloseOtherFrame(self, otherFrame):
        """"""
        otherFrame.destroy()
        self.show()
 
    #----------------------------------------------------------------------
    def show(self):
        """"""
        self.root.update()
        self.root.deiconify()
 
 
#----------------------------------------------------------------------
if __name__ == "__main__":
    root = Tk.Tk()
    root.geometry("800x600")
    app = MyApp(root)
    root.mainloop()

import Tkinter as Tk
 
########################################################################
class OtherFrame(Tk.Toplevel):
    """"""
 
    #----------------------------------------------------------------------
    def __init__(self):
        """Constructor"""
        Tk.Toplevel.__init__(self)
        self.geometry("400x300")
        self.title("otherFrame")
 
########################################################################
class MyApp(object):
    """"""
 
    #----------------------------------------------------------------------
    def __init__(self, parent):
        """Constructor"""
        self.root = parent
        self.root.title("Main frame")
        self.frame = Tk.Frame(parent)
        self.frame.pack()
 
        btn = Tk.Button(self.frame, text="Open Frame", command=self.openFrame)
        btn.pack()
 
    #----------------------------------------------------------------------
    def hide(self):
        """"""
        self.root.withdraw()
 
    #----------------------------------------------------------------------
    def openFrame(self):
        """"""
        self.hide()
        subFrame = OtherFrame()
        handler = lambda: self.onCloseOtherFrame(subFrame)
        btn = Tk.Button(subFrame, text="Close", command=handler)
        btn.pack()
 
    #----------------------------------------------------------------------
    def onCloseOtherFrame(self, otherFrame):
        """"""
        otherFrame.destroy()
        self.show()
 
    #----------------------------------------------------------------------
    def show(self):
        """"""
        self.root.update()
        self.root.deiconify()
 
 
#----------------------------------------------------------------------
if __name__ == "__main__":
    root = Tk.Tk()
    root.geometry("800x600")
    app = MyApp(root)
    root.mainloop()

import Tkinter as Tk
 
########################################################################
class OtherFrame(Tk.Toplevel):
    """"""
 
    #----------------------------------------------------------------------
    def __init__(self, original):
        """Constructor"""
        self.original_frame = original
        Tk.Toplevel.__init__(self)
        self.geometry("400x300")
        self.title("otherFrame")
 
        btn = Tk.Button(self, text="Close", command=self.onClose)
        btn.pack()
 
    #----------------------------------------------------------------------
    def onClose(self):
        """"""
        self.destroy()
        self.original_frame.show()
 
########################################################################
class MyApp(object):
    """"""
 
    #----------------------------------------------------------------------
    def __init__(self, parent):
        """Constructor"""
        self.root = parent
        self.root.title("Main frame")
        self.frame = Tk.Frame(parent)
        self.frame.pack()
 
        btn = Tk.Button(self.frame, text="Open Frame", command=self.openFrame)
        btn.pack()
 
    #----------------------------------------------------------------------
    def hide(self):
        """"""
        self.root.withdraw()
 
    #----------------------------------------------------------------------
    def openFrame(self):
        """"""
        self.hide()
        subFrame = OtherFrame(self)
 
    #----------------------------------------------------------------------
    def show(self):
        """"""
        self.root.update()
        self.root.deiconify()
 
#----------------------------------------------------------------------
if __name__ == "__main__":
    root = Tk.Tk()
    root.geometry("800x600")
    app = MyApp(root)
    root.mainloop()

我实践了下面这种监听的方式

from pubsub import pub
import Tkinter as Tk
 
########################################################################
class OtherFrame(Tk.Toplevel):
    """"""
 
    #----------------------------------------------------------------------
    def __init__(self):
        """Constructor"""
        Tk.Toplevel.__init__(self)
        self.geometry("400x300")
        self.title("otherFrame")
 
        # create the button
        btn = Tk.Button(self, text="Close", command=self.onClose)
        btn.pack()
 
    #----------------------------------------------------------------------
    def onClose(self):
        """
        closes the frame and sends a message to the main frame
        """
        self.destroy()
        pub.sendMessage("otherFrameClosed", arg1="data")
 
########################################################################
class MyApp(object):
    """"""
 
    #----------------------------------------------------------------------
    def __init__(self, parent):
        """Constructor"""
        self.root = parent
        self.root.title("Main frame")
        self.frame = Tk.Frame(parent)
        self.frame.pack()
 
        btn = Tk.Button(self.frame, text="Open Frame", command=self.openFrame)
        btn.pack()
 
        pub.subscribe(self.listener, "otherFrameClosed")
 
    #----------------------------------------------------------------------
    def listener(self, arg1, arg2=None):
        """
        pubsub listener - opens main frame when otherFrame closes
        """
        self.show()
 
    #----------------------------------------------------------------------
    def hide(self):
        """
        hides main frame
        """
        self.root.withdraw()
 
    #----------------------------------------------------------------------
    def openFrame(self):
        """
        opens other frame and hides main frame
        """
        self.hide()
        subFrame = OtherFrame()
 
    #----------------------------------------------------------------------
    def show(self):
        """
        shows main frame
        """
        self.root.update()
        self.root.deiconify()
 
 
#----------------------------------------------------------------------
if __name__ == "__main__":
    root = Tk.Tk()
    root.geometry("800x600")
    app = MyApp(root)
    root.mainloop()