本文整理汇总了Python中win32con.FILE_FLAG_OVERLAPPED属性的典型用法代码示例。如果您正苦于以下问题:Python win32con.FILE_FLAG_OVERLAPPED属性的具体用法?Python win32con.FILE_FLAG_OVERLAPPED怎么用?Python win32con.FILE_FLAG_OVERLAPPED使用的例子?那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类win32con
的用法示例。
在下文中一共展示了win32con.FILE_FLAG_OVERLAPPED属性的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: testTransactNamedPipeBlocking
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def testTransactNamedPipeBlocking(self):
event = threading.Event()
self.startPipeServer(event)
open_mode = win32con.GENERIC_READ | win32con.GENERIC_WRITE
hpipe = win32file.CreateFile(self.pipename,
open_mode,
0, # no sharing
None, # default security
win32con.OPEN_EXISTING,
0, # win32con.FILE_FLAG_OVERLAPPED,
None)
# set to message mode.
win32pipe.SetNamedPipeHandleState(
hpipe, win32pipe.PIPE_READMODE_MESSAGE, None, None)
hr, got = win32pipe.TransactNamedPipe(hpipe, str2bytes("foo\0bar"), 1024, None)
self.failUnlessEqual(got, str2bytes("bar\0foo"))
event.wait(5)
self.failUnless(event.isSet(), "Pipe server thread didn't terminate")
示例2: testTransactNamedPipeBlockingBuffer
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def testTransactNamedPipeBlockingBuffer(self):
# Like testTransactNamedPipeBlocking, but a pre-allocated buffer is
# passed (not really that useful, but it exercises the code path)
event = threading.Event()
self.startPipeServer(event)
open_mode = win32con.GENERIC_READ | win32con.GENERIC_WRITE
hpipe = win32file.CreateFile(self.pipename,
open_mode,
0, # no sharing
None, # default security
win32con.OPEN_EXISTING,
0, # win32con.FILE_FLAG_OVERLAPPED,
None)
# set to message mode.
win32pipe.SetNamedPipeHandleState(
hpipe, win32pipe.PIPE_READMODE_MESSAGE, None, None)
buffer = win32file.AllocateReadBuffer(1024)
hr, got = win32pipe.TransactNamedPipe(hpipe, str2bytes("foo\0bar"), buffer, None)
self.failUnlessEqual(got, str2bytes("bar\0foo"))
event.wait(5)
self.failUnless(event.isSet(), "Pipe server thread didn't terminate")
示例3: setUp
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def setUp(self):
self.watcher_threads = []
self.watcher_thread_changes = []
self.dir_names = []
self.dir_handles = []
for i in range(self.num_test_dirs):
td = tempfile.mktemp("-test-directory-changes-%d" % i)
os.mkdir(td)
self.dir_names.append(td)
hdir = win32file.CreateFile(td,
ntsecuritycon.FILE_LIST_DIRECTORY,
win32con.FILE_SHARE_READ,
None, # security desc
win32con.OPEN_EXISTING,
win32con.FILE_FLAG_BACKUP_SEMANTICS |
win32con.FILE_FLAG_OVERLAPPED,
None)
self.dir_handles.append(hdir)
changes = []
t = threading.Thread(target=self._watcherThreadOverlapped,
args=(td, hdir, changes))
t.start()
self.watcher_threads.append(t)
self.watcher_thread_changes.append(changes)
示例4: __init__
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def __init__(self, filename):
self._hfile = win32file.CreateFile(filename,
win32con.GENERIC_READ | win32con.GENERIC_WRITE,
win32con.FILE_SHARE_READ | win32con.FILE_SHARE_WRITE,
win32security.SECURITY_ATTRIBUTES(),
win32con.OPEN_EXISTING,
win32con.FILE_FLAG_OVERLAPPED,
0)
self._read_ovrlpd = pywintypes.OVERLAPPED()
self._read_ovrlpd.hEvent = win32event.CreateEvent(None, True,
False, None)
self._write_ovrlpd = pywintypes.OVERLAPPED()
self._write_ovrlpd.hEvent = win32event.CreateEvent(None, True,
False, None)
self._bufs = []
self._n = 0
示例5: __init__
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def __init__(self, path):
if not isinstance(path, basestring):
raise TypeError("Path argument must be a basestring; instead"
" received %r" % (path,))
self.path = path
self.handle = win32file.CreateFile(
self.path,
0x0001, # FILE_LIST_DIRECTORY
win32con.FILE_SHARE_READ | win32con.FILE_SHARE_WRITE,
None,
win32con.OPEN_EXISTING,
win32con.FILE_FLAG_BACKUP_SEMANTICS | win32con.FILE_FLAG_OVERLAPPED,
None,
)
self.overlapped = win32file.OVERLAPPED()
self.overlapped.hEvent = win32event.CreateEvent(None, True, 0, None)
示例6: run
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def run(self):
#open file/device
try:
handle = win32file.CreateFile(
self.devicePath,
win32con.GENERIC_READ | win32con.GENERIC_WRITE,
win32con.FILE_SHARE_READ | win32con.FILE_SHARE_WRITE,
None, # no security
win32con.OPEN_EXISTING,
win32con.FILE_ATTRIBUTE_NORMAL | win32con.FILE_FLAG_OVERLAPPED,
0
)
except pywintypes.error as (errno, function, strerror):
self.lockObject.release()
eg.PrintError(self.text.errorOpen + self.deviceName + " (" + strerror + ")")
return
示例7: HttpExtensionProc
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def HttpExtensionProc(self, ecb):
# NOTE: If you use a ThreadPoolExtension, you must still perform
# this check in HttpExtensionProc - raising the exception from
# The "Dispatch" method will just cause the exception to be
# rendered to the browser.
if self.reload_watcher.change_detected:
print "Doing reload"
raise InternalReloadException
if ecb.GetServerVariable("URL").endswith("test.py"):
file_flags = win32con.FILE_FLAG_SEQUENTIAL_SCAN | win32con.FILE_FLAG_OVERLAPPED
hfile = win32file.CreateFile(__file__, win32con.GENERIC_READ,
0, None, win32con.OPEN_EXISTING,
file_flags, None)
flags = isapicon.HSE_IO_ASYNC | isapicon.HSE_IO_DISCONNECT_AFTER_SEND | \
isapicon.HSE_IO_SEND_HEADERS
# We pass hFile to the callback simply as a way of keeping it alive
# for the duration of the transmission
try:
ecb.TransmitFile(TransmitFileCallback, hfile,
int(hfile),
"200 OK",
0, 0, None, None, flags)
except:
# Errors keep this source file open!
hfile.Close()
raise
else:
# default response
ecb.SendResponseHeaders("200 OK", "Content-Type: text/html\r\n\r\n", 0)
print >> ecb, "<HTML><BODY>"
print >> ecb, "The root of this site is at", ecb.MapURLToPath("/")
print >> ecb, "</BODY></HTML>"
ecb.close()
return isapicon.HSE_STATUS_SUCCESS
示例8: testTransactNamedPipeAsync
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def testTransactNamedPipeAsync(self):
event = threading.Event()
overlapped = pywintypes.OVERLAPPED()
overlapped.hEvent = win32event.CreateEvent(None, 0, 0, None)
self.startPipeServer(event, 0.5)
open_mode = win32con.GENERIC_READ | win32con.GENERIC_WRITE
hpipe = win32file.CreateFile(self.pipename,
open_mode,
0, # no sharing
None, # default security
win32con.OPEN_EXISTING,
win32con.FILE_FLAG_OVERLAPPED,
None)
# set to message mode.
win32pipe.SetNamedPipeHandleState(
hpipe, win32pipe.PIPE_READMODE_MESSAGE, None, None)
buffer = win32file.AllocateReadBuffer(1024)
hr, got = win32pipe.TransactNamedPipe(hpipe, str2bytes("foo\0bar"), buffer, overlapped)
self.failUnlessEqual(hr, winerror.ERROR_IO_PENDING)
nbytes = win32file.GetOverlappedResult(hpipe, overlapped, True)
got = buffer[:nbytes]
self.failUnlessEqual(got, str2bytes("bar\0foo"))
event.wait(5)
self.failUnless(event.isSet(), "Pipe server thread didn't terminate")
示例9: TestDeviceNotifications
# 需要导入模块: import win32con [as 别名]
# 或者: from win32con import FILE_FLAG_OVERLAPPED [as 别名]
def TestDeviceNotifications(dir_names):
wc = win32gui.WNDCLASS()
wc.lpszClassName = 'test_devicenotify'
wc.style = win32con.CS_GLOBALCLASS|win32con.CS_VREDRAW | win32con.CS_HREDRAW
wc.hbrBackground = win32con.COLOR_WINDOW+1
wc.lpfnWndProc={win32con.WM_DEVICECHANGE:OnDeviceChange}
class_atom=win32gui.RegisterClass(wc)
hwnd = win32gui.CreateWindow(wc.lpszClassName,
'Testing some devices',
# no need for it to be visible.
win32con.WS_CAPTION,
100,100,900,900, 0, 0, 0, None)
hdevs = []
# Watch for all USB device notifications
filter = win32gui_struct.PackDEV_BROADCAST_DEVICEINTERFACE(
GUID_DEVINTERFACE_USB_DEVICE)
hdev = win32gui.RegisterDeviceNotification(hwnd, filter,
win32con.DEVICE_NOTIFY_WINDOW_HANDLE)
hdevs.append(hdev)
# and create handles for all specified directories
for d in dir_names:
hdir = win32file.CreateFile(d,
winnt.FILE_LIST_DIRECTORY,
winnt.FILE_SHARE_READ | winnt.FILE_SHARE_WRITE | winnt.FILE_SHARE_DELETE,
None, # security attributes
win32con.OPEN_EXISTING,
win32con.FILE_FLAG_BACKUP_SEMANTICS | # required privileges: SE_BACKUP_NAME and SE_RESTORE_NAME.
win32con.FILE_FLAG_OVERLAPPED,
None)
filter = win32gui_struct.PackDEV_BROADCAST_HANDLE(hdir)
hdev = win32gui.RegisterDeviceNotification(hwnd, filter,
win32con.DEVICE_NOTIFY_WINDOW_HANDLE)
hdevs.append(hdev)
# now start a message pump and wait for messages to be delivered.
print "Watching", len(hdevs), "handles - press Ctrl+C to terminate, or"
print "add and remove some USB devices..."
if not dir_names:
print "(Note you can also pass paths to watch on the command-line - eg,"
print "pass the root of an inserted USB stick to see events specific to"
print "that volume)"
while 1:
win32gui.PumpWaitingMessages()
time.sleep(0.01)
win32gui.DestroyWindow(hwnd)
win32gui.UnregisterClass(wc.lpszClassName, None)