Re: shdocvw: Add ITaskbarList2 Interface

[Henri Verbeet]

2011/6/18 André Hentschel :
> -static HRESULT STDMETHODCALLTYPE taskbar_list_QueryInterface(ITaskbarList *iface, REFIID riid, void **object)
> +static HRESULT STDMETHODCALLTYPE taskbar_list_QueryInterface(ITaskbarList2 *iface, REFIID riid, LPVOID *ppv)
>  {
> - TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
> - struct taskbar_list *This = impl_from_ITaskbarList2(iface);
> -
> - *ppv = NULL;
> -
> - if(IsEqualGUID(&IID_IUnknown, riid)) {
> - TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
> - *ppv = &This->ITaskbarList2_iface;
> - }else if(IsEqualGUID(&IID_ITaskbarList, riid)) {
> - TRACE("(%p)->(IID_ITaskbarList %p)\n", This, ppv);
> - *ppv = &This->ITaskbarList2_iface;
> - }else if(IsEqualGUID(&IID_ITaskbarList2, riid)) {
> - TRACE("(%p)->(IID_ITaskbarList2 %p)\n", This, ppv);
> - *ppv = &This->ITaskbarList2_iface;
> - }
> - if (IsEqualGUID(riid, &IID_ITaskbarList)
> - || IsEqualGUID(riid, &IID_IUnknown))
> - {
> - IUnknown_AddRef(iface);
> - *object = iface;
> - if(*ppv) {
> - IUnknown_AddRef((IUnknown*)*ppv);
>
> return S_OK;
>     }
> - WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
> -
> - *object = NULL;
> - WARN("(%p)->(%s %p) interface not supported\n", This, debugstr_guid(riid), ppv);
>
> return E_NOINTERFACE;
>  }

I'm not sure that's really an improvement.