winrt::get_self function template (C++/WinRT)

A helper function which, given an object of a projected type, retrieves a pointer to the implementation. For more details, and code examples, see Instantiating and returning implementation types and interfaces.


template <typename D, typename I>
D* get_self(I const& from) noexcept

Template parameters

typename D An implementation type.

typename I A projected interface or runtime class type.


from An object of a projected type, a pointer to whose implementation to retrieve. This parameter may not be null.

Return value

A pointer to the implementation object that implements the interface object.


Minimum supported SDK: Windows SDK version 10.0.17763.0 (Windows 10, version 1809)

Namespace: winrt

Header: %WindowsSdkDir%Include<WindowsTargetPlatformVersion>\cppwinrt\winrt\base.h (included by default)

See also