import win32api

import win32gui

import win32con

import time

import ctypes

def click1(x,y): #第一种

win32api.SetCursorPos((x,y))

win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN,x,y,0,0)

win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP,x,y,0,0)

def click2(x,y): #第二种

ctypes.windll.user32.SetCursorPos(x,y)

ctypes.windll.user32.mouse_event(2,0,0,0,0)

ctypes.windll.user32.mouse_event(4,0,0,0,0)

def click_it(pos): #第三种

handle= win32gui.WindowFromPoint(pos)

client_pos =win32gui.ScreenToClient(handle,pos)

tmp=win32api.MAKELONG(client_pos[0],client_pos[1])

win32gui.SendMessage(handle, win32con.WM_ACTIVATE,win32con.WA_ACTIVE,0)

win32gui.SendMessage(handle, win32con.WM_LBUTTONDOWN,win32con.MK_LBUTTON,tmp)

win32gui.SendMessage(handle, win32con.WM_LBUTTONUP,win32con.MK_LBUTTON,tmp)