Exemplos de IExtractIconW::QueryInterface em C++ (Cpp)

Exemplo n.º 1

Arquivo: folders.cpp Projeto: Nevermore2015/reactos

/**************************************************************************
*  IExtractIconA_Constructor
*/
IExtractIconA* IExtractIconA_Constructor(LPCITEMIDLIST pidl)
{
    IExtractIconW *extractIconW;
    IExtractIconA *extractIconA;
    HRESULT hr;

    extractIconW = IExtractIconW_Constructor(pidl);
    if (!extractIconW)
        return NULL;

    hr = extractIconW->QueryInterface(IID_PPV_ARG(IExtractIconA, &extractIconA));
    extractIconW->Release();
    if (FAILED(hr))
        return NULL;
    return extractIconA;
}