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ole32: Reimplement SendOnDataChange using the connection enumerator.

This commit is contained in:
Huw Davies 2011-01-05 10:13:38 +00:00 committed by Alexandre Julliard
parent d5c66bc23d
commit 6ac2cb3ddc
1 changed files with 33 additions and 29 deletions
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62
dlls/ole32/oleobj.c
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@ -24,6 +24,8 @@
#include <string.h>
#define COBJMACROS
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
@ -804,41 +806,43 @@ static HRESULT WINAPI DataAdviseHolder_EnumAdvise(IDataAdviseHolder *iface,
* DataAdviseHolder_SendOnDataChange
*/
static HRESULT WINAPI DataAdviseHolder_SendOnDataChange(IDataAdviseHolder *iface,
IDataObject *pDataObject,
IDataObject *data_obj,
DWORD dwReserved, DWORD advf)
{
DataAdviseHolder *This = impl_from_IDataAdviseHolder(iface);
DWORD index;
STGMEDIUM stg;
HRESULT res;
IEnumSTATDATA *pEnum;
HRESULT hr;
TRACE("(%p)->(%p,%08x,%08x)\n", This, pDataObject, dwReserved, advf);
TRACE("(%p)->(%p, %08x, %08x)\n", iface, data_obj, dwReserved, advf);
for(index = 0; index < This->maxCons; index++)
{
if(This->connections[index].pAdvSink != NULL)
hr = IDataAdviseHolder_EnumAdvise(iface, &pEnum);
if (SUCCEEDED(hr))
{
memset(&stg, 0, sizeof(stg));
if(!(This->connections[index].advf & ADVF_NODATA))
{
TRACE("Calling IDataObject_GetData\n");
res = IDataObject_GetData(pDataObject,
&(This->connections[index].formatetc),
&stg);
TRACE("returns %08x\n", res);
}
TRACE("Calling IAdviseSink_OnDataChange\n");
IAdviseSink_OnDataChange(This->connections[index].pAdvSink,
&(This->connections[index].formatetc),
&stg);
TRACE("Done IAdviseSink_OnDataChange\n");
if(This->connections[index].advf & ADVF_ONLYONCE) {
TRACE("Removing connection\n");
DataAdviseHolder_Unadvise(iface, This->connections[index].dwConnection);
}
STATDATA statdata;
while (IEnumSTATDATA_Next(pEnum, 1, &statdata, NULL) == S_OK)
{
STGMEDIUM stg;
stg.tymed = TYMED_NULL;
stg.u.pstg = NULL;
stg.pUnkForRelease = NULL;
if(!(statdata.advf & ADVF_NODATA))
{
hr = IDataObject_GetData(data_obj, &statdata.formatetc, &stg);
}
IAdviseSink_OnDataChange(statdata.pAdvSink, &statdata.formatetc, &stg);
if(statdata.advf & ADVF_ONLYONCE)
{
IDataAdviseHolder_Unadvise(iface, statdata.dwConnection);
}
release_statdata(&statdata);
}
IEnumSTATDATA_Release(pEnum);
}
}
return S_OK;
return S_OK;
}
/**************************************************************************