14.05.2020 · C++/WinRT handles std exceptions and winrt exceptions. Anything else will not be handled. C++/WinRT itself uses winrt::to_hresult to translate any …
30.12.2021 · In other catch blocks, you can call the winrt::to_hresult function to get a HRESULT, if the exception that was thrown is any of: winrt::hresult_error, std::bad_alloc, std::out_of_range, std::invalid_argument, or std::exception. to_hresult is a low-level function that you'll seldom need to …
Exception when firing PropertyChanged event from a C++ WinRT component. 8th September 2021 c++, c++-winrt, cppwinrt, windows-runtime. I have created a WinRT ...
Oct 04, 2021 · For info about installing and using the C++/WinRT Visual Studio Extension (VSIX) (which provides project template support) see Visual Studio support for C++/WinRT. This topic is up front so that you're aware of it right away; even if you don't need it yet.
14.01.2013 · You really shouldn't have WinRT methods that can't handle something like a '2' as a parameter. Exceptions should be used in exceptional cases like a pointer that should never be null being null, a file that should always be present is missing, a memory allocation (which with virtual memory should never fail) fails, etc.
For C++/WinRT, you could use co_await statement to cooperatively await the result of the function and then continue to the next step. IAsyncOperation< ...
If a Windows runtime type raises a COM error .NET seems to wrap this error often (or always?) just into an Exception instance. The error message includes ...
25.03.2021 · In C++/WinRT, some exceptions, but not all, force the debugger to pause program execution despite the exception being handled (thrown inside a try block). However, you can resume it by pressing F5 or launching the app without a debugger (CTRL+F5 or via the start menu). I'm not sure whenever this is a bug or intended behavior. Show activity on ...
C++/WinRT is a C++ library for Microsoft's Windows Runtime platform, designed to provide access to modern Windows APIs. C++/WinRT is provided as a standard ...
24.07.2020 · C++/WinRT reports cancellation to the coroutine by throwing an hresult_canceled exception in the context of the coroutine itself. This takes advantage of the existing coroutine machinery to stow exceptions in the asynchronous operation so they can be observed by the code that is awaiting the result.
16.07.2021 · There are two ways to throw an exception in C++/WinRT. You can throw the exception object directly: throw winrt::hresult_invalid_argument(); throw winrt::hresult_error(D3DERR_DEVICELOST); Or you can use the throw_hresult function. winrt::throw_hresult(E_INVALIDARG); winrt::throw_hresult(D3DERR_DEVICELOST); What’s the …
Mar 26, 2021 · In C++/WinRT, some exceptions, but not all, force the debugger to pause program execution despite the exception being handled (thrown inside a try block). However, you can resume it by pressing F5 or launching the app without a debugger (CTRL+F5 or via the start menu).
Aug 31, 2020 · Under that condition, the C++ runtime will std::terminate the process, thereby losing any stowed exception information that C++/WinRT carefully recorded. Assertions For internal assumptions in your application, there are assertions.