def delegate(cls):
if not NSThread.isMainThread():
thread = threading.current_thread()
pool = getattr(thread, 'ns_autorelease_pool', None)
if pool is None:
print("--- calling NSApp.delegate() without an autorelease pool from {}".format(thread))
traceback.print_stack()
return NSApp.delegate()
def call_in_gui_thread(func, *args, **kwargs):
if NSThread.isMainThread():
func(*args, **kwargs)
else:
pool = NSAutoreleasePool.alloc().init()
NSApp.delegate().performSelectorOnMainThread_withObject_waitUntilDone_(
"callObject:", lambda: func(*args, **kwargs), False)
del pool
def performCall(self):
"""
Actually runs the payload.
"""
assert NSThread.isMainThread(), "Call is not executing on the Main thread!"
# Unpack the payload.
(func, args, kwargs) = self._payload
# Run it.
func(*args, **kwargs)
def performCall(self):
"""
Actually runs the payload.
"""
assert NSThread.isMainThread(), "Call is not executing on the Main thread!"
# Unpack the payload.
(func, args, kwargs) = self._payload
# Run it.
func(*args, **kwargs)
def scheduleCallWithDelay_(self, delay):
"""
This is run once we're on the Main thread.
"""
assert NSThread.isMainThread(), "Call is not executing on the Main thread!"
# There's no delay, just run the call now.
if not delay:
self.performCall()
return
# There's a delay, schedule it for later.
self.performSelector_withObject_afterDelay_(self.performCall, None, delay)
def scheduleCallWithDelay_(self, delay):
"""
This is run once we're on the Main thread.
"""
assert NSThread.isMainThread(), "Call is not executing on the Main thread!"
# There's no delay, just run the call now.
if not delay:
self.performCall()
return
# There's a delay, schedule it for later.
self.performSelector_withObject_afterDelay_(
self.performCall, None, delay,
)
def wrapper(*args, **kw):
if NSThread.isMainThread():
func(*args, **kw)
else:
NSApp.delegate().performSelectorOnMainThread_withObject_waitUntilDone_("callObject:", lambda: func(*args, **kw), False)
def call_in_gui_thread(func, *args, **kwargs):
if NSThread.isMainThread():
func(*args, **kwargs)
else:
NSApp.delegate().performSelectorOnMainThread_withObject_waitUntilDone_("callObject:", lambda: func(*args, **kwargs), False)
