C++ (Cpp) impl_from_IXmlWriterOutput Examples

Example #1

File: writer.c Project: AlexSteel/wine

static ULONG WINAPI xmlwriteroutput_AddRef(IXmlWriterOutput *iface)
{
    xmlwriteroutput *This = impl_from_IXmlWriterOutput(iface);
    ULONG ref = InterlockedIncrement(&This->ref);
    TRACE("(%p)->(%d)\n", This, ref);
    return ref;
}

Example #2

File: writer.c Project: mstefani/wine-stable

/*** IXmlWriter methods ***/
static HRESULT WINAPI xmlwriter_SetOutput(IXmlWriter *iface, IUnknown *output)
{
    xmlwriter *This = impl_from_IXmlWriter(iface);
    IXmlWriterOutput *writeroutput;
    HRESULT hr;

    TRACE("(%p)->(%p)\n", This, output);

    if (This->output) {
        writeroutput_release_stream(This->output);
        IUnknown_Release(&This->output->IXmlWriterOutput_iface);
        This->output = NULL;
        This->bomwritten = FALSE;
        This->indent_level = 0;
    }

    /* just reset current output */
    if (!output) {
        This->state = XmlWriterState_Initial;
        return S_OK;
    }

    /* now try IXmlWriterOutput, ISequentialStream, IStream */
    hr = IUnknown_QueryInterface(output, &IID_IXmlWriterOutput, (void**)&writeroutput);
    if (hr == S_OK) {
        if (writeroutput->lpVtbl == &xmlwriteroutputvtbl)
            This->output = impl_from_IXmlWriterOutput(writeroutput);
        else {
            ERR("got external IXmlWriterOutput implementation: %p, vtbl=%p\n",
                writeroutput, writeroutput->lpVtbl);
            IUnknown_Release(writeroutput);
            return E_FAIL;

        }
    }

    if (hr != S_OK || !writeroutput) {
        /* create IXmlWriterOutput basing on supplied interface */
        hr = CreateXmlWriterOutputWithEncodingName(output, This->imalloc, NULL, &writeroutput);
        if (hr != S_OK) return hr;
        This->output = impl_from_IXmlWriterOutput(writeroutput);
    }

    This->state = XmlWriterState_Ready;
    return writeroutput_query_for_stream(This->output);
}

Example #3

File: writer.c Project: AlexSteel/wine

static ULONG WINAPI xmlwriteroutput_Release(IXmlWriterOutput *iface)
{
    xmlwriteroutput *This = impl_from_IXmlWriterOutput(iface);
    LONG ref = InterlockedDecrement(&This->ref);

    TRACE("(%p)->(%d)\n", This, ref);

    if (ref == 0)
    {
        IMalloc *imalloc = This->imalloc;
        if (This->output) IUnknown_Release(This->output);
        if (This->stream) ISequentialStream_Release(This->stream);
        free_output_buffer(This);
        writeroutput_free(This, This);
        if (imalloc) IMalloc_Release(imalloc);
    }

    return ref;
}

Example #4

File: writer.c Project: AlexSteel/wine

/** IXmlWriterOutput **/
static HRESULT WINAPI xmlwriteroutput_QueryInterface(IXmlWriterOutput *iface, REFIID riid, void** ppvObject)
{
    xmlwriteroutput *This = impl_from_IXmlWriterOutput(iface);

    TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);

    if (IsEqualGUID(riid, &IID_IXmlWriterOutput) ||
        IsEqualGUID(riid, &IID_IUnknown))
    {
        *ppvObject = iface;
    }
    else
    {
        WARN("interface %s not implemented\n", debugstr_guid(riid));
        *ppvObject = NULL;
        return E_NOINTERFACE;
    }

    IUnknown_AddRef(iface);

    return S_OK;
}