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Questions - c++-winrt

Unable to pass byte array from UWP C# Component to WinRT C++ component

I'm trying to render image data in the WinRT C++ component, so I'm passing a byte array from the UWP component to the WinRT component. But IDL Doesn't support Byte* StreamSamplePool.cpp void StreamSam...
test-img

Prithvi Venu

c#

uwp

windows-runtime

c++-winrt

winrt-component

Votes: 0

Answers: 0

Can you change the output directory for C++ WinRT generated headers?

Is there a way to change the output directory for the files generated by the midl stuff in C++ WinRT projects (The default seems to be ${ProjectDir}\Generated Files)? The reason I'm asking is because ...
test-img

monoceres

c++

visual-studio

c++-winrt

winui-3

midl

Votes: 0

Answers: 0

UWP WinRT: how to check if current app has focus

I have a UWP C++ WinRT app and I am trying to handle a click event. While doing it, I want to confirm whether the current application has the focus. I checked GetForegroundWindow but it seems due to s...
test-img

rsp

uwp

c++-winrt

Votes: 0

Answers: 0

How to all C++/WinRT from UMDF2

I develop an UMDF2.0 driver using VS2019. Inside this driver I need to communicate with an BLE device. I have to use BluetoothLEDevice class to do this. This is a WinRT Api. I'm completely lost on how...
test-img

EmbeddedDev

c++

bluetooth-lowenergy

driver

c++-winrt

umdf

Votes: 0

Answers: 1

Latest Answer

You cannot instantiate the BluetoothLEDevice with default constructor because there is no such constructor in this case. Please use this code snippet in instantiate the BT device. #include <winrt/w...
test-img

Prasanna K

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