Python实现Windows上气泡提醒效果的方法
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：
#-*-encoding:gbk-*-
importsys
importos
importstruct
importtime
importwin32con
fromwin32apiimport*
#TryanduseXPfeatures,sowegetalpha-blendingetc.
try:
fromwinxpguiimport*
exceptImportError:
fromwin32guiimport*
classPyNOTIFYICONDATA:
_struct_format=(
"I"#DWORDcbSize;结构大小(字节)
"I"#HWNDhWnd;处理消息的窗口的句柄
"I"#UINTuID;唯一的标识符
"I"#UINTuFlags;
"I"#UINTuCallbackMessage;处理消息的窗口接收的消息
"I"#HICONhIcon;托盘图标句柄
"128s"#TCHARszTip[128];提示文本
"I"#DWORDdwState;托盘图标状态
"I"#DWORDdwStateMask;状态掩码
"256s"#TCHARszInfo[256];气泡提示文本
"I"#union{
#UINTuTimeout;气球提示消失时间(毫秒)
#UINTuVersion;版本(0forV4,3forV5)
#}DUMMYUNIONNAME;
"64s"#TCHARszInfoTitle[64];气球提示标题
"I"#DWORDdwInfoFlags;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
defpack(self):
returnself._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):
#avoidwrongfieldnames
ifnothasattr(self,name):
raiseNameError,name
self.__dict__[name]=value
classMainWindow:
def__init__(self,title,msg,duration=3):
#RegistertheWindowclass.
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}
#couldalsospecifyawndproc.
classAtom=RegisterClass(wc)
#CreatetheWindow.
style=win32con.WS_OVERLAPPED|win32con.WS_SYSMENU
self.hwnd=CreateWindow(classAtom,"TaskbarDemo",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,"Balloontooltipdemo")
Shell_NotifyIcon(NIM_ADD,nid)
self.show_balloon(title,msg)
time.sleep(duration)
DestroyWindow(self.hwnd)
defshow_balloon(self,title,msg):
#ForthismessageIcan'tusethewin32guistructurebecause
#itdoesn'tdeclarethenew,requiredfields
nid=PyNOTIFYICONDATA()
nid.hWnd=self.hwnd
nid.uFlags=NIF_INFO
#typeofballoonandtextarerandom
nid.dwInfoFlags=NIIF_INFO
nid.szInfo=msg[:64]
nid.szInfoTitle=title[:256]
#CalltheWindowsfunction,notthewrappedone
fromctypesimportwindll
Shell_NotifyIcon=windll.shell32.Shell_NotifyIconA
Shell_NotifyIcon(NIM_MODIFY,nid.pack())
defOnDestroy(self,hwnd,msg,wparam,lparam):
nid=(self.hwnd,0)
Shell_NotifyIcon(NIM_DELETE,nid)
PostQuitMessage(0)#Terminatetheapp.
if__name__=='__main__':
MainWindow("您有一条短消息","您该睡觉了")
希望本文所述对大家的Python程序设计有所帮助。