def Run(self):
while 1:
handles = [self.stopEvent, self.adminEvent]
if self.watchEvent is not None:
handles.append(self.watchEvent)
rc = win32event.WaitForMultipleObjects(handles, 0, win32event.INFINITE)
if rc == win32event.WAIT_OBJECT_0:
break
elif rc == win32event.WAIT_OBJECT_0 + 1:
self.RefreshEvent()
else:
win32api.PostMessage(self.hwnd, MSG_CHECK_EXTERNAL_FILE, 0, 0)
try:
# If the directory has been removed underneath us, we get this error.
win32api.FindNextChangeNotification(self.watchEvent)
except win32api.error as exc:
print(
"Can not watch file",
self.doc.GetPathName(),
"for changes -",
exc.strerror,
)
break
# close a circular reference
self.doc = None
if self.watchEvent:
win32api.FindCloseChangeNotification(self.watchEvent)
def RefreshEvent(self): self.hwnd = self.doc.GetFirstView().GetSafeHwnd() if self.watchEvent is not None: win32api.FindCloseChangeNotification(self.watchEvent) self.watchEvent = None path = self.doc.GetPathName() if path: path = os.path.dirname(path) if path: filter = win32con.FILE_NOTIFY_CHANGE_FILE_NAME | \ win32con.FILE_NOTIFY_CHANGE_ATTRIBUTES | \ win32con.FILE_NOTIFY_CHANGE_LAST_WRITE try: self.watchEvent = win32api.FindFirstChangeNotification(path, 0, filter) except win32api.error, exc: print "Can not watch file", path, "for changes -", exc.strerror
def wfc(self, *args, **kwargs): #wait for change
subpath = self._get_subpath(args)
if settings.debug: print "wfc:", subpath
f = os.path.abspath(os.path.join(get_base_dir(), subpath))
parent = os.path.dirname(f)
timeout = kwargs.has_key("timeout") and int(kwargs["timeout"]) or 60000
try:
print "watching", f
handle = win32api.FindFirstChangeNotification(parent, 0, 0x010)
ret = win32event.WaitForSingleObject(handle, int(timeout))
if ret is win32event.WAIT_TIMEOUT:
raise cherrypy.HTTPError(304)
time.sleep(0.2)
return self.default_dispatcher(None, args, **kwargs)
except pywintypes.error as e: #@UndefinedVariable
print e[2]
raise cherrypy.HTTPError(500)
finally:
if handle:
win32api.FindCloseChangeNotification(handle)
print "Can not watch file", path, "for changes -", exc.strerror
def SignalStop(self):
win32event.SetEvent(self.stopEvent)
def Run(self):
while 1:
handles = [self.stopEvent, self.adminEvent]
if self.watchEvent is not None:
handles.append(self.watchEvent)
rc = win32event.WaitForMultipleObjects(handles, 0,
win32event.INFINITE)
if rc == win32event.WAIT_OBJECT_0:
break
elif rc == win32event.WAIT_OBJECT_0 + 1:
self.RefreshEvent()
else:
win32api.PostMessage(self.hwnd, MSG_CHECK_EXTERNAL_FILE, 0, 0)
try:
# If the directory has been removed underneath us, we get this error.
win32api.FindNextChangeNotification(self.watchEvent)
except win32api.error, exc:
print "Can not watch file", self.doc.GetPathName(
), "for changes -", exc.strerror
break
# close a circular reference
self.doc = None
if self.watchEvent:
win32api.FindCloseChangeNotification(self.watchEvent)
def __del__(self):
for handle in self.handles.keys():
win32api.FindCloseChangeNotification(handle)