def _timer_proc(self, timer, data, in_events=True):
allow_polling = True
for window in windows:
# Check for live resizing
if window._resizing is not None:
allow_polling = False
old_width, old_height = window._resizing
rect = types.Rect()
carbon.GetWindowBounds(window._window,
constants.kWindowContentRgn,
ctypes.byref(rect))
width = rect.right - rect.left
height = rect.bottom - rect.top
if width != old_width or height != old_height:
window._resizing = width, height
window.switch_to()
window.dispatch_event('on_resize', width, height)
# Check for live dragging
if window._dragging:
allow_polling = False
# Check for deferred recreate
if window._recreate_deferred:
if in_events:
# Break out of ReceiveNextEvent so it can be processed
# in next iteration.
carbon.QuitEventLoop(self._event_loop)
self._force_idle = True
else:
# Do it now.
window._recreate_immediate()
sleep_time = self.idle()
if sleep_time is None:
sleep_time = constants.kEventDurationForever
elif sleep_time < 0.01 and allow_polling and self._allow_polling:
# Switch event loop to polling.
if in_events:
carbon.QuitEventLoop(self._event_loop)
self._force_idle = True
sleep_time = constants.kEventDurationForever
carbon.SetEventLoopTimerNextFireTime(timer,
ctypes.c_double(sleep_time))
def _enter_blocking(self):
carbon.SetEventLoopTimerNextFireTime(self._timer, ctypes.c_double(0.0))
self._allow_polling = False
def _stop_polling(self):
carbon.SetEventLoopTimerNextFireTime(self._timer, ctypes.c_double(0.0))
