#include <Windows.h>
#include <Wininet.h>
#include <Shlobj.h>
#include <iostream>
int main()
{
CoInitialize(nullptr);
IActiveDesktop* pDesktop = nullptr;
WCHAR wszWallpaper[MAX_PATH];
CoCreateInstance(
CLSID_ActiveDesktop,
nullptr,
CLSCTX_INPROC_SERVER,
_uuidof(IActiveDesktop),
reinterpret_cast<void**>(&pDesktop)
);
pDesktop->GetWallpaper(wszWallpaper, MAX_PATH, 0);
std::wcout << wszWallpaper;
CoUninitialize();
}
/*
run:
c:\users\...\pictures\saved pictures\abc-3840x2160-4k-wallpaper-beautiful-view-741.jpg
*/