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calls from other threads fallback for _winrt.py #67

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calls from other threads fallback for _winrt.py #67

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31 changes: 28 additions & 3 deletions win32more/_winrt.py
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,7 @@
parse_arguments,
windll,
)
from win32more import asyncui
from win32more.asyncui import async_callback, asyncgen_callback
from win32more.Windows.Win32.Foundation import (
E_FAIL,
Expand Down Expand Up @@ -139,7 +140,14 @@ def ComPtr_as(self, cls):
instance = cls(own=True)
hr = self.QueryInterface(pointer(iid), pointer(instance))
if FAILED(hr):
raise WinError(hr)
if hr == -2147417842:
def threadsafe():
hr = self.QueryInterface(pointer(iid), pointer(instance))
if FAILED(hr):
raise WinError(hr)
asyncui.running_loop.call_soon_threadsafe(threadsafe)
else:
raise WinError(hr)
return instance


Expand Down Expand Up @@ -608,7 +616,14 @@ def __call__(self, this, *args, **kwargs):
cargs.append(pointer(result))
hr = self.delegate(this, *cargs)
if FAILED(hr):
raise WinError(hr)
if hr == -2147417842:
def threadsafe():
hr = self.delegate(this, *cargs)
if FAILED(hr):
raise WinError(hr)
asyncui.running_loop.call_soon_threadsafe(threadsafe)
else:
raise WinError(hr)
for callback in calllater:
callback()
return self.make_result(result)
Expand Down Expand Up @@ -803,7 +818,17 @@ def _ro_activate_instance(classid: str) -> IInspectable:
instance = IInspectable(own=True)
hr = factory.ActivateInstance(instance)
if FAILED(hr):
raise WinError(hr)
if hr == -2147417842:
def threadsafe():
hr = factory.ActivateInstance(instance)
if FAILED(hr):
WindowsDeleteString(hs)
raise WinError(hr)
asyncui.running_loop.call_soon_threadsafe(threadsafe)
else:
WindowsDeleteString(hs)
raise WinError(hr)
WindowsDeleteString(hs)
return instance


Expand Down