def runonce(mutex_name, register_msg="", exit=False):
'''
使用互斥量保证只运行一次，名称前加“Global\”为全局互斥量可用于多用户环境。
'''
result = False
global g_hMutex
if register_msg:
# 如果直接import qt_utils2 会引入对PyQt的依赖，
# 造成其他import runonce的程序在py2exe打包的时候体积增大
qt_utils2 = __import__('dglib.qt.qt_utils2')
qt_utils2.UM_SHOW = win32api.RegisterWindowMessage(register_msg)
runonce.UM_SHOW = qt_utils2.UM_SHOW
g_hMutex = win32event.CreateMutex(None, 0, mutex_name)
if g_hMutex:
err = win32api.GetLastError()
if err == winerror.ERROR_ALREADY_EXISTS:
if register_msg:
win32api.PostMessage(win32con.HWND_BROADCAST,
qt_utils2.UM_SHOW, 0, 0)
if exit:
sys.exit()
else:
result = True
else:
win32api.MessageBox(0, '创建Mutex失败！', '提示', win32con.MB_ICONERROR)
return result
def findWindows():
ret = []
sdi = win32api.RegisterWindowMessage("SciTEDirectorInterface")
w = win32gui.GetWindow(win32gui.GetDesktopWindow(), win32con.GW_CHILD)
while w:
res = win32gui.SendMessage(w, sdi, 0, 0)
if res == sdi:
ret.append(w)
w = win32gui.GetWindow(w, win32con.GW_HWNDNEXT)
return ret
def __start__(self):
msg_TaskbarRestart = win32api.RegisterWindowMessage("TaskbarCreated")
message_map = {
msg_TaskbarRestart: self.OnRestart,
win32con.WM_DESTROY: self.OnDestroy,
win32con.WM_COMMAND: self.OnCommand,
win32con.WM_USER + 20: self.OnTaskbarNotify,
}
# Register the Window class.
wc = win32gui.WNDCLASS()
hinst = wc.hInstance = win32gui.GetModuleHandle(None)
wc.lpszClassName = "MaayTaskbar"
wc.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW
wc.hCursor = win32gui.LoadCursor(0, win32con.IDC_ARROW)
wc.hbrBackground = win32con.COLOR_WINDOW
wc.lpfnWndProc = message_map # could also specify a wndproc.
classAtom = win32gui.RegisterClass(wc)
# Create the Window.
style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
self.hwnd = win32gui.CreateWindow( classAtom, "Maay", style, \
0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT, \
0, 0, hinst, None)
win32gui.UpdateWindow(self.hwnd)
# Try and find a custom icon
hinst = win32gui.GetModuleHandle(None)
# iconPathName = os.path.abspath(os.path.join( os.path.split(sys.executable)[0], "maaymain.exe" ))
icon_flags = win32con.LR_LOADFROMFILE | win32con.LR_DEFAULTSIZE
self.hicon = win32gui.LoadImage(hinst, "maay.ico", win32con.IMAGE_ICON,
0, 0, icon_flags)
self.hicon_idle = win32gui.LoadImage(hinst, "maayred.ico",
win32con.IMAGE_ICON, 0, 0,
icon_flags)
self.hicon_paused = win32gui.LoadImage(hinst, "maaybw.ico",
win32con.IMAGE_ICON, 0, 0,
icon_flags)
flags = win32gui.NIF_ICON | win32gui.NIF_MESSAGE | win32gui.NIF_TIP
nid = (self.hwnd, 0, flags, win32con.WM_USER + 20, self.hicon, "Maay")
win32gui.Shell_NotifyIcon(win32gui.NIM_ADD, nid)
self.__startedLock.release()
win32gui.PumpMessages()
# win32gui.PumpWaitingMessages
maay.globalvars.logger.info("STOP MAAY TASK BAR")
def __init__(self, iconPath=None):
self.iconPath = iconPath
self.status = []
msg_TaskbarRestart = \
win32api.RegisterWindowMessage('TaskbarCreated')
message_map = {
msg_TaskbarRestart: self.OnRestart,
win32con.WM_DESTROY: self.OnDestroy,
win32con.WM_COMMAND: self.OnCommand,
win32con.WM_USER + 20: self.OnTaskbarNotify,
}
# Register the Window class.
wc = win32gui.WNDCLASS()
hinst = wc.hInstance = win32api.GetModuleHandle(None)
wc.lpszClassName = 'web2pyTaskbar'
wc.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW
wc.hCursor = win32gui.LoadCursor(0, win32con.IDC_ARROW)
wc.hbrBackground = win32con.COLOR_WINDOW
wc.lpfnWndProc = message_map # could also specify a wndproc.
classAtom = win32gui.RegisterClass(wc)
# Create the Window.
style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
self.hwnd = win32gui.CreateWindow(
classAtom,
'web2pyTaskbar',
style,
0,
0,
win32con.CW_USEDEFAULT,
win32con.CW_USEDEFAULT,
0,
0,
hinst,
None,
)
win32gui.UpdateWindow(self.hwnd)
self.SetServerStopped()
def SetAppBar(appbarWindow, edge):
info = _GetRegisterInfo(appbarWindow)
info.edge = edge
abd = APPBARDATA()
abd.cbSize = wintypes.DWORD(sizeof(abd))
abd.hWnd = wintypes.HWND(appbarWindow.GetHandle())
if (edge == ABEdge.Float) and info.isRegistered:
shell32.SHAppBarMessage(ABMsg.ABM_REMOVE, PAPPBARDATA(abd))
info.isRegistered = False
_RestoreWindow(appbarWindow)
return
elif not info.isRegistered:
info.isRegistered = True
info.callbackId = win32api.RegisterWindowMessage("AppBarMessage")
shell32.SHAppBarMessage(ABMsg.ABM_NEW, PAPPBARDATA(abd))
appbarWindow.SetWindowStyle(wx.FRAME_NO_TASKBAR | wx.CLIP_CHILDREN
| wx.STAY_ON_TOP)
_ABSetPos(info.edge, appbarWindow)
def setHooks(self):
self.msgNotify = win32api.RegisterWindowMessage("SHELLHOOK")
user32.RegisterShellHookWindow(self.hwnd)
user32.SetShellWindow(self.hwnd)
user32.SetTaskmanWindow(self.hwnd)
.. seealso::
Additional configuration constants: :mod:`~labtools.conf`
"""
try:
import win32api
except ImportError:
from ._test import win32api
from labtools.conf import *
#: Here a string identifier for alv software is specified. Must be a valid software name.
ALV_SOFTWARE_NAME = 'ALV-5000/E Correlator for WINDOWS-NT 4.0'
#some of ALV messages are registered here
SET_START_MSG = win32api.RegisterWindowMessage('ALV5000_SET_START')
SET_STOP_MSG = win32api.RegisterWindowMessage('ALV5000_SET_STOP')
START_MSG = win32api.RegisterWindowMessage('ALV5000_START')
STOP_MSG = win32api.RegisterWindowMessage('ALV5000_STOP')
ACKNOWLEDGE_MSG = win32api.RegisterWindowMessage('ALV5000_ACKNOWLEDGE')
STORE_FILE_MSG = win32api.RegisterWindowMessage('ALV5000_STORE_FILE')
SET_DUR_MSG = win32api.RegisterWindowMessage('ALV5000_SET_DUR')
SET_SINGLE_MSG = win32api.RegisterWindowMessage('ALV5000_SET_SINGLE')
SET_DUAL_MSG = win32api.RegisterWindowMessage('ALV5000_SET_DUAL')
SET_CROSS_MSG = win32api.RegisterWindowMessage('ALV5000_SET_CROSS')
SET_AUTO_MSG = win32api.RegisterWindowMessage('ALV5000_SET_AUTO')
SET_SCALING_MSG = win32api.RegisterWindowMessage('ALV5000_SET_SCALING')
SCALING_VALUES = (1, 0, 2, 3, 4)
SCALING_NAMES = ('Normal', 'Off', 'Conservative', 'Secure', 'Fixed')
def StartHook(Hwnd):
"""开始窗口消息钩子"""
global lpPrevWndProc,msgShellHook
msgShellHook=win32api.RegisterWindowMessage("SHELLHOOK")
ctypes.windll.user32.RegisterShellHookWindow(Hwnd)
lpPrevWndProc=win32gui.SetWindowLong(Hwnd,win32con.GWL_WNDPROC,WindowProc)
