Python实现Windows上气泡提醒效果的方法_Python

Python实现Windows上气泡提醒效果的方法

2020-07-12 11:08xm1331305 Python

这篇文章主要介绍了Python实现Windows上气泡提醒效果的方法,涉及Python针对windows窗口操作的相关技巧,需要的朋友可以参考下

本文实例讲述了Python实现Windows上气泡提醒效果的方法。分享给大家供大家参考。具体实现方法如下：

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									# -*- encoding: gbk -*- 

									import sys 

									import os 

									import struct 

									import time 

									import win32con 

									from win32api import *

									# Try and use XP features, so we get alpha-blending etc. 

									try: 

									 from winxpgui import *

									except ImportError: 

									 from win32gui import *

									class PyNOTIFYICONDATA: 

									 _struct_format = ( 

									  "I" # DWORD cbSize; 结构大小(字节) 

									  "I" # HWND hWnd; 处理消息的窗口的句柄 

									  "I" # UINT uID; 唯一的标识符 

									  "I" # UINT uFlags; 

									  "I" # UINT uCallbackMessage; 处理消息的窗口接收的消息 

									  "I" # HICON hIcon; 托盘图标句柄 

									  "128s" # TCHAR szTip[128]; 提示文本 

									  "I" # DWORD dwState; 托盘图标状态 

									  "I" # DWORD dwStateMask; 状态掩码 

									  "256s" # TCHAR szInfo[256]; 气泡提示文本 

									  "I" # union { 

									    #  UINT uTimeout; 气球提示消失时间(毫秒) 

									    #  UINT uVersion; 版本(0 for V4, 3 for V5) 

									    # } DUMMYUNIONNAME; 

									  "64s" #  TCHAR szInfoTitle[64]; 气球提示标题 

									  "I" # DWORD dwInfoFlags; 气球提示图标 

									 ) 

									 _struct = struct.Struct(_struct_format) 

									 hWnd = 0

									 uID = 0

									 uFlags = 0

									 uCallbackMessage = 0

									 hIcon = 0

									 szTip = '' 

									 dwState = 0

									 dwStateMask = 0

									 szInfo = '' 

									 uTimeoutOrVersion = 0

									 szInfoTitle = '' 

									 dwInfoFlags = 0

									 def pack(self): 

									  return self._struct.pack( 

									   self._struct.size, 

									   self.hWnd, 

									   self.uID, 

									   self.uFlags, 

									   self.uCallbackMessage, 

									   self.hIcon, 

									   self.szTip, 

									   self.dwState, 

									   self.dwStateMask, 

									   self.szInfo, 

									   self.uTimeoutOrVersion, 

									   self.szInfoTitle, 

									   self.dwInfoFlags 

									  ) 

									 def __setattr__(self, name, value): 

									  # avoid wrong field names 

									  if not hasattr(self, name): 

									   raise NameError, name 

									  self.__dict__[name] = value 

									class MainWindow: 

									 def __init__(self, title, msg, duration=3): 

									  # Register the Window class. 

									  wc = WNDCLASS() 

									  hinst = wc.hInstance = GetModuleHandle(None) 

									  wc.lpszClassName = "PythonTaskbarDemo"

									  # 字符串只要有值即可，下面3处也一样 

									  wc.lpfnWndProc = { win32con.WM_DESTROY: self.OnDestroy }

									  # could also specify a wndproc. 

									  classAtom = RegisterClass(wc) 

									  # Create the Window. 

									  style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU 

									  self.hwnd = CreateWindow(classAtom, "Taskbar Demo", style, 

									   0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT, 

									   0, 0, hinst, None

									  ) 

									  UpdateWindow(self.hwnd) 

									  iconPathName = os.path.abspath(os.path.join(sys.prefix, "pyc.ico"))

									  icon_flags = win32con.LR_LOADFROMFILE | win32con.LR_DEFAULTSIZE 

									  try: 

									   hicon = LoadImage(hinst, iconPathName, win32con.IMAGE_ICON, 0, 0, icon_flags) 

									  except: 

									   hicon = LoadIcon(0, win32con.IDI_APPLICATION) 

									  flags = NIF_ICON | NIF_MESSAGE | NIF_TIP 

									  nid = (self.hwnd, 0, flags, win32con.WM_USER + 20, hicon, "Balloon tooltip demo") 

									  Shell_NotifyIcon(NIM_ADD, nid) 

									  self.show_balloon(title, msg) 

									  time.sleep(duration) 

									  DestroyWindow(self.hwnd) 

									 def show_balloon(self, title, msg): 

									  # For this message I can't use the win32gui structure because 

									  # it doesn't declare the new, required fields 

									  nid = PyNOTIFYICONDATA() 

									  nid.hWnd = self.hwnd 

									  nid.uFlags = NIF_INFO 

									  # type of balloon and text are random 

									  nid.dwInfoFlags = NIIF_INFO 

									  nid.szInfo = msg[:64] 

									  nid.szInfoTitle = title[:256] 

									  # Call the Windows function, not the wrapped one 

									  from ctypes import windll 

									  Shell_NotifyIcon = windll.shell32.Shell_NotifyIconA 

									  Shell_NotifyIcon(NIM_MODIFY, nid.pack()) 

									 def OnDestroy(self, hwnd, msg, wparam, lparam): 

									  nid = (self.hwnd, 0) 

									  Shell_NotifyIcon(NIM_DELETE, nid) 

									  PostQuitMessage(0) # Terminate the app. 

									if __name__=='__main__': 

									 MainWindow("您有一条短消息", "您该睡觉了")