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xmllite/writer: Implement SetOutput() for writer.

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This commit is contained in:
Nikolay Sivov 2014-05-13 18:25:37 +04:00 committed by Alexandre Julliard
parent e58070ab83
commit 9080329e4e
2 changed files with 65 additions and 4 deletions
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2
dlls/xmllite/reader.c
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@ -642,7 +642,7 @@ static void readerinput_release_stream(xmlreaderinput *readerinput)
/* Queries already stored interface for IStream/ISequentialStream.
Interface supplied on creation will be overwritten */
static HRESULT readerinput_query_for_stream(xmlreaderinput *readerinput)
static inline HRESULT readerinput_query_for_stream(xmlreaderinput *readerinput)
{
HRESULT hr;

67
dlls/xmllite/writer.c
View File

@ -39,15 +39,19 @@ typedef struct
IXmlWriterOutput IXmlWriterOutput_iface;
LONG ref;
IUnknown *output;
ISequentialStream *stream;
IMalloc *imalloc;
xml_encoding encoding;
} xmlwriteroutput;
static const struct IUnknownVtbl xmlwriteroutputvtbl;
typedef struct _xmlwriter
{
IXmlWriter IXmlWriter_iface;
LONG ref;
IMalloc *imalloc;
xmlwriteroutput *output;
} xmlwriter;
static inline xmlwriter *impl_from_IXmlWriter(IXmlWriter *iface)
@ -82,6 +86,26 @@ static inline void writer_free(xmlwriter *writer, void *mem)
m_free(writer->imalloc, mem);
}
static void writeroutput_release_stream(xmlwriteroutput *writeroutput)
{
if (writeroutput->stream) {
ISequentialStream_Release(writeroutput->stream);
writeroutput->stream = NULL;
}
}
static inline HRESULT writeroutput_query_for_stream(xmlwriteroutput *writeroutput)
{
HRESULT hr;
writeroutput_release_stream(writeroutput);
hr = IUnknown_QueryInterface(writeroutput->output, &IID_IStream, (void**)&writeroutput->stream);
if (hr != S_OK)
hr = IUnknown_QueryInterface(writeroutput->output, &IID_ISequentialStream, (void**)&writeroutput->stream);
return hr;
}
static HRESULT WINAPI xmlwriter_QueryInterface(IXmlWriter *iface, REFIID riid, void **ppvObject)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
@ -116,6 +140,7 @@ static ULONG WINAPI xmlwriter_Release(IXmlWriter *iface)
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
IMalloc *imalloc = This->imalloc;
if (This->output) IUnknown_Release(&This->output->IXmlWriterOutput_iface);
writer_free(This, This);
if (imalloc) IMalloc_Release(imalloc);
}
@ -124,13 +149,46 @@ static ULONG WINAPI xmlwriter_Release(IXmlWriter *iface)
}
/*** IXmlWriter methods ***/
static HRESULT WINAPI xmlwriter_SetOutput(IXmlWriter *iface, IUnknown *pOutput)
static HRESULT WINAPI xmlwriter_SetOutput(IXmlWriter *iface, IUnknown *output)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
IXmlWriterOutput *writeroutput;
HRESULT hr;
FIXME("%p %p\n", This, pOutput);
TRACE("(%p)->(%p)\n", This, output);
return E_NOTIMPL;
if (This->output) {
writeroutput_release_stream(This->output);
IUnknown_Release(&This->output->IXmlWriterOutput_iface);
This->output = NULL;
}
/* just reset current output */
if (!output)
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);
}
return writeroutput_query_for_stream(This->output);
}
static HRESULT WINAPI xmlwriter_GetProperty(IXmlWriter *iface, UINT nProperty, LONG_PTR *ppValue)
@ -471,6 +529,7 @@ static ULONG WINAPI xmlwriteroutput_Release(IXmlWriterOutput *iface)
{
IMalloc *imalloc = This->imalloc;
if (This->output) IUnknown_Release(This->output);
if (This->stream) ISequentialStream_Release(This->stream);
writeroutput_free(This, This);
if (imalloc) IMalloc_Release(imalloc);
}
@ -507,6 +566,7 @@ HRESULT WINAPI CreateXmlWriter(REFIID riid, void **obj, IMalloc *imalloc)
writer->ref = 1;
writer->imalloc = imalloc;
if (imalloc) IMalloc_AddRef(imalloc);
writer->output = NULL;
*obj = &writer->IXmlWriter_iface;
@ -537,6 +597,7 @@ HRESULT WINAPI CreateXmlWriterOutputWithEncodingName(IUnknown *stream,
writeroutput->imalloc = imalloc;
if (imalloc) IMalloc_AddRef(imalloc);
writeroutput->encoding = parse_encoding_name(encoding, -1);
writeroutput->stream = NULL;
IUnknown_QueryInterface(stream, &IID_IUnknown, (void**)&writeroutput->output);