def testGUID(self):
s = win32gui_struct.PackDEV_BROADCAST_HANDLE(
123, guid=pythoncom.IID_IUnknown)
c = array.array("b", s)
got = win32gui_struct.UnpackDEV_BROADCAST(c.buffer_info()[0])
self.failUnlessEqual(got.handle, 123)
self.failUnlessEqual(got.eventguid, pythoncom.IID_IUnknown)
def testGUID(self):
s = win32gui_struct.PackDEV_BROADCAST_HANDLE(
123, guid=pythoncom.IID_IUnknown)
c = array.array("b", s)
got = win32gui_struct.UnpackDEV_BROADCAST(c.buffer_info()[0])
assert got.handle == 123
assert got.eventguid == pythoncom.IID_IUnknown
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)
def testPackUnpack(self):
s = win32gui_struct.PackDEV_BROADCAST_HANDLE(123)
c = array.array("b", s)
got = win32gui_struct.UnpackDEV_BROADCAST(c.buffer_info()[0])
self.failUnlessEqual(got.handle, 123)
def testPackUnpack(self):
s = win32gui_struct.PackDEV_BROADCAST_HANDLE(123)
c = array.array("b", s)
got = win32gui_struct.UnpackDEV_BROADCAST(c.buffer_info()[0])
assert got.handle == 123
