Fix calling invoke on window (#95) #279

Job	Run time
build (qt-5.15.2 ubuntu, ubuntu-latest, Debug, 5, 15, 2, OFF, ON)	2m 15s
build (qt-5.15.2 windows, windows-latest, Debug, 5, 15, 2, OFF, ON, "-DAnyRPC_ROOT=C:/Program Fil...	3m 5s
build (qt-5.15.2 macos, macos-latest, Debug, 5, 15, 2, OFF, ON)	3m 6s
build (qt-6.2.3 ubuntu, ubuntu-latest, Debug, 6, 2, 3, OFF, ON)	2m 0s
build (qt-6.2.3 windows, windows-latest, Debug, 6, 2, 3, OFF, ON, "-DAnyRPC_ROOT=C:/Program Files...	2m 51s
build (qt-6.2.3 macos, macos-latest, Debug, 6, 2, 3, OFF, ON)	4m 55s
build (qt-6.5.0 ubuntu, ubuntu-latest, Debug, 6, 5, 0, OFF, ON)	2m 8s
build (qt-6.5.0 windows, windows-latest, Debug, 6, 5, 0, OFF, ON, "-DAnyRPC_ROOT=C:/Program Files...	3m 48s
build (qt-6.5.0 macos, macos-latest, Debug, 6, 5, 0, OFF, ON)	2m 25s
build (shared-libs ubuntu, ubuntu-latest, Debug, 6, 2, 3, ON, OFF)	1m 33s
build (shared-libs windows, windows-latest, Debug, 6, 2, 3, ON, OFF, "-DAnyRPC_ROOT=C:/Program Fi...	3m 25s
build (shared-libs macos, macos-latest, Debug, 6, 2, 3, ON, OFF)	3m 18s
build (release ubuntu, ubuntu-latest, Release, 6, 2, 3, OFF, ON)	2m 22s
build (clang++ ubuntu, ubuntu-latest, Debug, 6, 2, 3, OFF, ON, -DCMAKE_CXX_COMPILER=clang++, x64-...	2m 13s
build (g++ ubuntu, ubuntu-latest, Debug, 6, 2, 3, OFF, ON, -DCMAKE_CXX_COMPILER=g++, x64-linux)	2m 47s
	42m 11s

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