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#ifndef LIBADWAITAMM_HELPERS_GOBJ_MIXIN_HPP
#define LIBADWAITAMM_HELPERS_GOBJ_MIXIN_HPP
#include <glibmm/object.h>
#include <type_traits>
namespace Adwaita::helpers
{
template<typename SourceType, typename TargetType>
struct copy_const
{
using type = TargetType;
};
template<typename SourceType, typename TargetType>
struct copy_const<SourceType const, TargetType>
{
using type = std::add_const_t<TargetType>;
};
template<typename SourceType, typename TargetType>
using copy_const_t = typename copy_const<SourceType, TargetType>::type;
template<typename CppType, typename BaseType>
struct gobj_mixin
{
template<typename Self>
auto gobj(this Self && self) noexcept
{
using base_type = copy_const_t<std::remove_reference_t<Self>, BaseType>;
return reinterpret_cast<base_type *>(self.::Glib::Object::gobj());
}
template<typename Self>
auto gobj_copy(this Self && self) noexcept
{
return reinterpret_cast<BaseType *>(self.::Glib::Object::gobj_copy());
}
};
} // namespace Adwaita::helpers
#endif
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