http://old.nabble.com/-CPyUG--Python-%E5%92%8C-MFC%E7%A8%8B%E5%BA%8F-%E9%80%9A%E4%BF%A1%E7%9A%84%E9%97%AE%E9%A2%98-(%E8%AF%B7%E6%95%99Windows%E6%B6%88%E6%81%AF%E6%9C%BA%E5%88%B6%E9%AB%98%E6%89%8B)-td28851695.html

发送端程序A

#encoding=gbk
import wx

import win32con
import win32api
import win32gui
import os
import sys

   
#win32con.WM_USER+

class MyFrame(wx.Frame):
    def __init__(self, parent=None):
        wx.Frame.__init__(self, parent, -1, "testFind")
        wx.Panel(self)
        #hWnd = win32gui.FindWindow(None, "MSGWIN")
        hWnd = win32gui.FindWindow(None, "MSGWIN")
        if hWnd <> 0:
            print hWnd
            ret=win32gui.PostMessage(hWnd, win32con.WM_USER+779, 266,0)
            #ret=win32gui.SendMessage(hWnd, win32con.WM_CLOSE, 0,0)
            print ret
            print 'END'
            self.Destroy()

if __name__ == '__main__':
   app = wx.PySimpleApp()
   frame = MyFrame()
   app.SetTopWindow(frame)
   frame.Show()
   app.MainLoop()

def f_put(f,data,mode='wb'):
    try:
        fx = open(f,mode)
        fx.write(data)
        fx.close()
        return True
    except Exception,e:
        return False

#f_put("f:\\whois.txt",response)

"""
hWnd = win32gui.FindWindow(None, "FrameEvent")
print hWnd
if hWnd <> 0:
    win32api.SendMessage(hWnd , 300 , 300, 300)
    pass

    point = (555, 175)
    x, y = point
    win32api.SetCursorPos(point)

    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN,x, y, 0, 0)
    win32api.SetCursorPos(point)
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP, x, y, 0, 0)

    #ctrl + A
    win32api.SendMessage(hWnd, 0, win32con.VK_CONTROL, 0)
    win32api.Sleep(10)
    win32api.SendMessage(hWnd, 0, 65, 0)
    win32api.SendMessage(hWnd, win32con.KEYEVENTF_KEYUP, 65, 0)
    win32api.SendMessage(hWnd, win32con.KEYEVENTF_KEYUP, win32con.VK_CONTROL, 0)
    win32api.Sleep(10)

    #ctrl + C
    win32api.SendMessage(hWnd, win32con.WM_KEYDOWN, win32con.VK_CONTROL, 0)
    win32api.Sleep(10)
    win32api.SendMessage(hWnd, win32con.WM_KEYDOWN, 67, 0)
    win32api.SendMessage(hWnd, win32con.WM_KEYUP, 67, 0)
    win32api.SendMessage(hWnd, win32con.WM_KEYUP, win32con.VK_CONTROL, 0)
    win32api.Sleep(10)

"""

 接收端，程序B

import win32gui
import win32con
import win32api

import wx

class ListenWindow:
    def __init__(self,parent):
        wc = win32gui.WNDCLASS()
        hinst = wc.hInstance = win32gui.GetModuleHandle(None)
        self.message_map={
                win32con.WM_DESTROY:self.OnDestroy,
                win32con.WM_USER+779:self.OnMyMessage,
        }
        self.parent=parent
        wc.lpszClassName = "Spark"
        wc.lpfnWndProc = self.message_map
        classAtom = win32gui.RegisterClass(wc)

        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = win32gui.CreateWindow( "Spark", "MSGWIN", style,
                        0, 0, win32con.CW_USEDEFAULT,win32con.CW_USEDEFAULT,
                        0, 0, hinst, None)

    def OnDestroy(self, hwnd, msg, wparam, lparam):
        print "OnDestroy"
        return 0

    def OnMyMessage(self, hwnd, msg, wparam, lparam):
        print wparam
        self.parent.OnMyMessage(wparam, lparam)
        print "I get it"
        return 0

class MyFrame(wx.Frame):
    def __init__(self, parent=None):
        wx.Frame.__init__(self, parent, -1, "Demo")
        listener = ListenWindow(self)
        self.listener = listener
        wx.Panel(self)
        self.Bind(wx.EVT_CLOSE, self.OnClose)
        #win32gui.SendMessage(self.listener.hwnd, win32con.WM_USER+779, 0, 0)

        wc = win32gui.WNDCLASS()
        self.message_map={
                win32con.WM_DESTROY:self.OnClose,
                win32con.WM_USER+779:self.OnMyMessage,
        }
        wc.lpszClassName = "DemoWND"
        wc.lpfnWndProc = self.message_map
        classAtom = win32gui.RegisterClass(wc)
  

    def OnMyMessage(self,wparam,lparam):
        print  'Frame'
        print wparam
        print  'End'
       
    def OnClose(self, evt):
        win32gui.SendMessage(self.listener.hwnd, win32con.WM_CLOSE, 0, 0)
        self.Destroy()

if __name__ == '__main__':
    app = wx.PySimpleApp()
    frame = MyFrame()
    app.SetTopWindow(frame)
    frame.Show()
    app.MainLoop()