def step(self, timeout=None):
self.dispatch_posted_events()
msg = types.MSG()
if timeout is None:
timeout = constants.INFINITE
else:
timeout = int(timeout * 1000) # milliseconds
result = _user32.MsgWaitForMultipleObjects(self._wait_objects_n,
self._wait_objects_array,
False, timeout,
constants.QS_ALLINPUT)
result -= constants.WAIT_OBJECT_0
if result == self._wait_objects_n:
while _user32.PeekMessageW(ctypes.byref(msg), 0, 0, 0,
constants.PM_REMOVE):
_user32.TranslateMessage(ctypes.byref(msg))
_user32.DispatchMessageW(ctypes.byref(msg))
elif 0 <= result < self._wait_objects_n:
object, func = self._wait_objects[result]
func()
# Return True if timeout was interrupted.
return result <= self._wait_objects_n
def dispatch_events(self):
from pyglet import app
app.platform_event_loop.start()
self._allow_dispatch_event = True
self.dispatch_pending_events()
msg = MSG()
while _user32.PeekMessageW(byref(msg), 0, 0, 0, PM_REMOVE):
_user32.TranslateMessage(byref(msg))
_user32.DispatchMessageW(byref(msg))
self._allow_dispatch_event = False
def __init__(self):
super(Win32EventLoop, self).__init__()
self._next_idle_time = None
# Force immediate creation of an event queue on this thread -- note
# that since event loop is created on pyglet.app import, whatever
# imports pyglet.app _must_ own the main run loop.
msg = types.MSG()
_user32.PeekMessageW(ctypes.byref(msg), 0, constants.WM_USER,
constants.WM_USER, constants.PM_NOREMOVE)
self._event_thread = _kernel32.GetCurrentThreadId()
self._wait_objects = []
self._recreate_wait_objects_array()