def __init__(self, waitables, paths, translationPaths = None):
self.on_file_reloaded = signals.Signal()
self.on_file_reload_failed = signals.Signal()
self.runningCheckAt = 0
self.startedAt = int(time.time())
self.processed = {}
self.waitables = waitables
self.translationPaths = translationPaths or []
if isinstance(paths, basestring):
paths = [paths]
self.handles = {}
paths = map(os.path.abspath, paths)
commonprefix = os.path.commonprefix(paths)
if commonprefix:
paths = [commonprefix]
for path in paths:
if not os.path.exists(path):
log.warn("SpyFolder: Can't spy on non-existing folder %s" % path)
continue
handle = win32api.FindFirstChangeNotification(path, True, win32api.FILE_NOTIFY_CHANGE_LAST_WRITE)
if handle == win32api.INVALID_HANDLE_VALUE:
log.warn('SpyFolder: got invalid handle for %s' % path)
continue
waitables.InsertHandle(handle, self)
self.handles[handle] = path
log.info('AutoCompiler: Now spying on %s using handle %s.', path, handle)
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)
