760 lines
20 KiB
C
760 lines
20 KiB
C
/*
|
|
* OLE2 COM objects
|
|
*
|
|
* Copyright 1998 Eric Kohl
|
|
* Copyright 1999 Francis Beaudet
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
|
|
#include <stdarg.h>
|
|
#include <string.h>
|
|
#include "windef.h"
|
|
#include "winbase.h"
|
|
#include "winuser.h"
|
|
#include "winerror.h"
|
|
#include "wine/debug.h"
|
|
#include "ole2.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(ole);
|
|
|
|
#define INITIAL_SINKS 10
|
|
|
|
/**************************************************************************
|
|
* OleAdviseHolderImpl Implementation
|
|
*/
|
|
typedef struct OleAdviseHolderImpl
|
|
{
|
|
IOleAdviseHolderVtbl *lpVtbl;
|
|
|
|
DWORD ref;
|
|
|
|
DWORD maxSinks;
|
|
IAdviseSink** arrayOfSinks;
|
|
|
|
} OleAdviseHolderImpl;
|
|
|
|
static LPOLEADVISEHOLDER OleAdviseHolderImpl_Constructor();
|
|
static void OleAdviseHolderImpl_Destructor(OleAdviseHolderImpl* ptrToDestroy);
|
|
static HRESULT WINAPI OleAdviseHolderImpl_QueryInterface(LPOLEADVISEHOLDER,REFIID,LPVOID*);
|
|
static ULONG WINAPI OleAdviseHolderImpl_AddRef(LPOLEADVISEHOLDER);
|
|
static ULONG WINAPI OleAdviseHolderImpl_Release(LPOLEADVISEHOLDER);
|
|
static HRESULT WINAPI OleAdviseHolderImpl_Advise(LPOLEADVISEHOLDER, IAdviseSink*, DWORD*);
|
|
static HRESULT WINAPI OleAdviseHolderImpl_Unadvise (LPOLEADVISEHOLDER, DWORD);
|
|
static HRESULT WINAPI OleAdviseHolderImpl_EnumAdvise (LPOLEADVISEHOLDER, IEnumSTATDATA **);
|
|
static HRESULT WINAPI OleAdviseHolderImpl_SendOnRename (LPOLEADVISEHOLDER, IMoniker *);
|
|
static HRESULT WINAPI OleAdviseHolderImpl_SendOnSave (LPOLEADVISEHOLDER);
|
|
static HRESULT WINAPI OleAdviseHolderImpl_SendOnClose (LPOLEADVISEHOLDER);
|
|
|
|
|
|
/**************************************************************************
|
|
* OleAdviseHolderImpl_VTable
|
|
*/
|
|
static struct IOleAdviseHolderVtbl oahvt =
|
|
{
|
|
OleAdviseHolderImpl_QueryInterface,
|
|
OleAdviseHolderImpl_AddRef,
|
|
OleAdviseHolderImpl_Release,
|
|
OleAdviseHolderImpl_Advise,
|
|
OleAdviseHolderImpl_Unadvise,
|
|
OleAdviseHolderImpl_EnumAdvise,
|
|
OleAdviseHolderImpl_SendOnRename,
|
|
OleAdviseHolderImpl_SendOnSave,
|
|
OleAdviseHolderImpl_SendOnClose
|
|
};
|
|
|
|
/**************************************************************************
|
|
* OleAdviseHolderImpl_Constructor
|
|
*/
|
|
|
|
static LPOLEADVISEHOLDER OleAdviseHolderImpl_Constructor()
|
|
{
|
|
OleAdviseHolderImpl* lpoah;
|
|
DWORD index;
|
|
|
|
lpoah= (OleAdviseHolderImpl*)HeapAlloc(GetProcessHeap(),
|
|
0,
|
|
sizeof(OleAdviseHolderImpl));
|
|
|
|
lpoah->lpVtbl = &oahvt;
|
|
lpoah->ref = 1;
|
|
lpoah->maxSinks = INITIAL_SINKS;
|
|
lpoah->arrayOfSinks = HeapAlloc(GetProcessHeap(),
|
|
0,
|
|
lpoah->maxSinks * sizeof(IAdviseSink*));
|
|
|
|
for (index = 0; index < lpoah->maxSinks; index++)
|
|
lpoah->arrayOfSinks[index]=0;
|
|
|
|
TRACE("returning %p\n", lpoah);
|
|
return (LPOLEADVISEHOLDER)lpoah;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* OleAdviseHolderImpl_Destructor
|
|
*/
|
|
static void OleAdviseHolderImpl_Destructor(
|
|
OleAdviseHolderImpl* ptrToDestroy)
|
|
{
|
|
DWORD index;
|
|
TRACE("%p\n", ptrToDestroy);
|
|
|
|
for (index = 0; index < ptrToDestroy->maxSinks; index++)
|
|
{
|
|
if (ptrToDestroy->arrayOfSinks[index]!=0)
|
|
{
|
|
IAdviseSink_Release(ptrToDestroy->arrayOfSinks[index]);
|
|
ptrToDestroy->arrayOfSinks[index] = NULL;
|
|
}
|
|
}
|
|
|
|
HeapFree(GetProcessHeap(),
|
|
0,
|
|
ptrToDestroy->arrayOfSinks);
|
|
|
|
|
|
HeapFree(GetProcessHeap(),
|
|
0,
|
|
ptrToDestroy);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* OleAdviseHolderImpl_QueryInterface
|
|
*/
|
|
static HRESULT WINAPI OleAdviseHolderImpl_QueryInterface(
|
|
LPOLEADVISEHOLDER iface,
|
|
REFIID riid,
|
|
LPVOID* ppvObj)
|
|
{
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppvObj);
|
|
/*
|
|
* Sanity check
|
|
*/
|
|
if (ppvObj==NULL)
|
|
return E_POINTER;
|
|
|
|
*ppvObj = NULL;
|
|
|
|
if (IsEqualIID(riid, &IID_IUnknown))
|
|
{
|
|
/* IUnknown */
|
|
*ppvObj = This;
|
|
}
|
|
else if(IsEqualIID(riid, &IID_IOleAdviseHolder))
|
|
{
|
|
/* IOleAdviseHolder */
|
|
*ppvObj = (IOleAdviseHolder*) This;
|
|
}
|
|
|
|
if(*ppvObj == NULL)
|
|
return E_NOINTERFACE;
|
|
|
|
/*
|
|
* A successful QI always increments the reference count.
|
|
*/
|
|
IUnknown_AddRef((IUnknown*)*ppvObj);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* OleAdviseHolderImpl_AddRef
|
|
*/
|
|
static ULONG WINAPI OleAdviseHolderImpl_AddRef(
|
|
LPOLEADVISEHOLDER iface)
|
|
{
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
TRACE("(%p)->(ref=%ld)\n", This, This->ref);
|
|
return ++(This->ref);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* OleAdviseHolderImpl_Release
|
|
*/
|
|
static ULONG WINAPI OleAdviseHolderImpl_Release(
|
|
LPOLEADVISEHOLDER iface)
|
|
{
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
TRACE("(%p)->(ref=%ld)\n", This, This->ref);
|
|
This->ref--;
|
|
|
|
if (This->ref == 0)
|
|
{
|
|
OleAdviseHolderImpl_Destructor(This);
|
|
|
|
return 0;
|
|
}
|
|
|
|
return This->ref;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* OleAdviseHolderImpl_Advise
|
|
*/
|
|
static HRESULT WINAPI OleAdviseHolderImpl_Advise(
|
|
LPOLEADVISEHOLDER iface,
|
|
IAdviseSink* pAdvise,
|
|
DWORD* pdwConnection)
|
|
{
|
|
DWORD index;
|
|
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
|
|
TRACE("(%p)->(%p, %p)\n", This, pAdvise, pdwConnection);
|
|
|
|
/*
|
|
* Sanity check
|
|
*/
|
|
if (pdwConnection==NULL)
|
|
return E_POINTER;
|
|
|
|
*pdwConnection = 0;
|
|
|
|
/*
|
|
* Find a free spot in the array.
|
|
*/
|
|
for (index = 0; index < This->maxSinks; index++)
|
|
{
|
|
if (This->arrayOfSinks[index]==NULL)
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* If the array is full, we need to grow it.
|
|
*/
|
|
if (index == This->maxSinks)
|
|
{
|
|
DWORD i;
|
|
|
|
This->maxSinks+=INITIAL_SINKS;
|
|
|
|
This->arrayOfSinks = HeapReAlloc(GetProcessHeap(),
|
|
0,
|
|
This->arrayOfSinks,
|
|
This->maxSinks*sizeof(IAdviseSink*));
|
|
|
|
for (i=index;i < This->maxSinks; i++)
|
|
This->arrayOfSinks[i]=0;
|
|
}
|
|
|
|
/*
|
|
* Store the new sink
|
|
*/
|
|
This->arrayOfSinks[index] = pAdvise;
|
|
|
|
if (This->arrayOfSinks[index]!=NULL)
|
|
IAdviseSink_AddRef(This->arrayOfSinks[index]);
|
|
|
|
/*
|
|
* Return the index as the cookie.
|
|
* Since 0 is not a valid cookie, we will increment by
|
|
* 1 the index in the table.
|
|
*/
|
|
*pdwConnection = index+1;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* OleAdviseHolderImpl_Unadvise
|
|
*/
|
|
static HRESULT WINAPI OleAdviseHolderImpl_Unadvise(
|
|
LPOLEADVISEHOLDER iface,
|
|
DWORD dwConnection)
|
|
{
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
|
|
TRACE("(%p)->(%lu)\n", This, dwConnection);
|
|
|
|
/*
|
|
* So we don't return 0 as a cookie, the index was
|
|
* incremented by 1 in OleAdviseHolderImpl_Advise
|
|
* we have to compensate.
|
|
*/
|
|
dwConnection--;
|
|
|
|
/*
|
|
* Check for invalid cookies.
|
|
*/
|
|
if (dwConnection >= This->maxSinks)
|
|
return OLE_E_NOCONNECTION;
|
|
|
|
if (This->arrayOfSinks[dwConnection] == NULL)
|
|
return OLE_E_NOCONNECTION;
|
|
|
|
/*
|
|
* Release the sink and mark the spot in the list as free.
|
|
*/
|
|
IAdviseSink_Release(This->arrayOfSinks[dwConnection]);
|
|
This->arrayOfSinks[dwConnection] = NULL;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* OleAdviseHolderImpl_EnumAdvise
|
|
*/
|
|
static HRESULT WINAPI
|
|
OleAdviseHolderImpl_EnumAdvise (LPOLEADVISEHOLDER iface, IEnumSTATDATA **ppenumAdvise)
|
|
{
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
FIXME("(%p)->(%p)\n", This, ppenumAdvise);
|
|
|
|
*ppenumAdvise = NULL;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* OleAdviseHolderImpl_SendOnRename
|
|
*/
|
|
static HRESULT WINAPI
|
|
OleAdviseHolderImpl_SendOnRename (LPOLEADVISEHOLDER iface, IMoniker *pmk)
|
|
{
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
FIXME("(%p)->(%p)\n", This, pmk);
|
|
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* OleAdviseHolderImpl_SendOnSave
|
|
*/
|
|
static HRESULT WINAPI
|
|
OleAdviseHolderImpl_SendOnSave (LPOLEADVISEHOLDER iface)
|
|
{
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
FIXME("(%p)\n", This);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* OleAdviseHolderImpl_SendOnClose
|
|
*/
|
|
static HRESULT WINAPI
|
|
OleAdviseHolderImpl_SendOnClose (LPOLEADVISEHOLDER iface)
|
|
{
|
|
OleAdviseHolderImpl *This = (OleAdviseHolderImpl *)iface;
|
|
FIXME("(%p)\n", This);
|
|
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* DataAdviseHolder Implementation
|
|
*/
|
|
typedef struct DataAdviseConnection {
|
|
IAdviseSink *sink;
|
|
FORMATETC fmat;
|
|
DWORD advf;
|
|
} DataAdviseConnection;
|
|
|
|
typedef struct DataAdviseHolder
|
|
{
|
|
IDataAdviseHolderVtbl *lpVtbl;
|
|
|
|
DWORD ref;
|
|
DWORD maxCons;
|
|
DataAdviseConnection* Connections;
|
|
} DataAdviseHolder;
|
|
|
|
/**************************************************************************
|
|
* DataAdviseHolder method prototypes
|
|
*/
|
|
static IDataAdviseHolder* DataAdviseHolder_Constructor();
|
|
static void DataAdviseHolder_Destructor(DataAdviseHolder* ptrToDestroy);
|
|
static HRESULT WINAPI DataAdviseHolder_QueryInterface(
|
|
IDataAdviseHolder* iface,
|
|
REFIID riid,
|
|
void** ppvObject);
|
|
static ULONG WINAPI DataAdviseHolder_AddRef(
|
|
IDataAdviseHolder* iface);
|
|
static ULONG WINAPI DataAdviseHolder_Release(
|
|
IDataAdviseHolder* iface);
|
|
static HRESULT WINAPI DataAdviseHolder_Advise(
|
|
IDataAdviseHolder* iface,
|
|
IDataObject* pDataObject,
|
|
FORMATETC* pFetc,
|
|
DWORD advf,
|
|
IAdviseSink* pAdvise,
|
|
DWORD* pdwConnection);
|
|
static HRESULT WINAPI DataAdviseHolder_Unadvise(
|
|
IDataAdviseHolder* iface,
|
|
DWORD dwConnection);
|
|
static HRESULT WINAPI DataAdviseHolder_EnumAdvise(
|
|
IDataAdviseHolder* iface,
|
|
IEnumSTATDATA** ppenumAdvise);
|
|
static HRESULT WINAPI DataAdviseHolder_SendOnDataChange(
|
|
IDataAdviseHolder* iface,
|
|
IDataObject* pDataObject,
|
|
DWORD dwReserved,
|
|
DWORD advf);
|
|
|
|
/**************************************************************************
|
|
* DataAdviseHolderImpl_VTable
|
|
*/
|
|
static struct IDataAdviseHolderVtbl DataAdviseHolderImpl_VTable =
|
|
{
|
|
DataAdviseHolder_QueryInterface,
|
|
DataAdviseHolder_AddRef,
|
|
DataAdviseHolder_Release,
|
|
DataAdviseHolder_Advise,
|
|
DataAdviseHolder_Unadvise,
|
|
DataAdviseHolder_EnumAdvise,
|
|
DataAdviseHolder_SendOnDataChange
|
|
};
|
|
|
|
/******************************************************************************
|
|
* DataAdviseHolder_Constructor
|
|
*/
|
|
static IDataAdviseHolder* DataAdviseHolder_Constructor()
|
|
{
|
|
DataAdviseHolder* newHolder;
|
|
|
|
newHolder = (DataAdviseHolder*)HeapAlloc(GetProcessHeap(),
|
|
0,
|
|
sizeof(DataAdviseHolder));
|
|
|
|
newHolder->lpVtbl = &DataAdviseHolderImpl_VTable;
|
|
newHolder->ref = 1;
|
|
newHolder->maxCons = INITIAL_SINKS;
|
|
newHolder->Connections = HeapAlloc(GetProcessHeap(),
|
|
HEAP_ZERO_MEMORY,
|
|
newHolder->maxCons *
|
|
sizeof(DataAdviseConnection));
|
|
|
|
TRACE("returning %p\n", newHolder);
|
|
return (IDataAdviseHolder*)newHolder;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* DataAdviseHolder_Destructor
|
|
*/
|
|
static void DataAdviseHolder_Destructor(DataAdviseHolder* ptrToDestroy)
|
|
{
|
|
DWORD index;
|
|
TRACE("%p\n", ptrToDestroy);
|
|
|
|
for (index = 0; index < ptrToDestroy->maxCons; index++)
|
|
{
|
|
if (ptrToDestroy->Connections[index].sink != NULL)
|
|
{
|
|
IAdviseSink_Release(ptrToDestroy->Connections[index].sink);
|
|
ptrToDestroy->Connections[index].sink = NULL;
|
|
}
|
|
}
|
|
|
|
HeapFree(GetProcessHeap(), 0, ptrToDestroy->Connections);
|
|
HeapFree(GetProcessHeap(), 0, ptrToDestroy);
|
|
}
|
|
|
|
/************************************************************************
|
|
* DataAdviseHolder_QueryInterface (IUnknown)
|
|
*
|
|
* See Windows documentation for more details on IUnknown methods.
|
|
*/
|
|
static HRESULT WINAPI DataAdviseHolder_QueryInterface(
|
|
IDataAdviseHolder* iface,
|
|
REFIID riid,
|
|
void** ppvObject)
|
|
{
|
|
DataAdviseHolder *This = (DataAdviseHolder *)iface;
|
|
TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppvObject);
|
|
/*
|
|
* Perform a sanity check on the parameters.
|
|
*/
|
|
if ( (This==0) || (ppvObject==0) )
|
|
return E_INVALIDARG;
|
|
|
|
/*
|
|
* Initialize the return parameter.
|
|
*/
|
|
*ppvObject = 0;
|
|
|
|
/*
|
|
* Compare the riid with the interface IDs implemented by this object.
|
|
*/
|
|
if ( (memcmp(&IID_IUnknown, riid, sizeof(IID_IUnknown)) == 0) ||
|
|
(memcmp(&IID_IDataAdviseHolder, riid, sizeof(IID_IDataAdviseHolder)) == 0) )
|
|
{
|
|
*ppvObject = iface;
|
|
}
|
|
|
|
/*
|
|
* Check that we obtained an interface.
|
|
*/
|
|
if ((*ppvObject)==0)
|
|
{
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
/*
|
|
* Query Interface always increases the reference count by one when it is
|
|
* successful.
|
|
*/
|
|
IUnknown_AddRef((IUnknown*)*ppvObject);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/************************************************************************
|
|
* DataAdviseHolder_AddRef (IUnknown)
|
|
*
|
|
* See Windows documentation for more details on IUnknown methods.
|
|
*/
|
|
static ULONG WINAPI DataAdviseHolder_AddRef(
|
|
IDataAdviseHolder* iface)
|
|
{
|
|
DataAdviseHolder *This = (DataAdviseHolder *)iface;
|
|
TRACE("(%p) (ref=%ld)\n", This, This->ref);
|
|
This->ref++;
|
|
|
|
return This->ref;
|
|
}
|
|
|
|
/************************************************************************
|
|
* DataAdviseHolder_Release (IUnknown)
|
|
*
|
|
* See Windows documentation for more details on IUnknown methods.
|
|
*/
|
|
static ULONG WINAPI DataAdviseHolder_Release(
|
|
IDataAdviseHolder* iface)
|
|
{
|
|
DataAdviseHolder *This = (DataAdviseHolder *)iface;
|
|
TRACE("(%p) (ref=%ld)\n", This, This->ref);
|
|
|
|
/*
|
|
* Decrease the reference count on this object.
|
|
*/
|
|
This->ref--;
|
|
|
|
/*
|
|
* If the reference count goes down to 0, perform suicide.
|
|
*/
|
|
if (This->ref==0)
|
|
{
|
|
DataAdviseHolder_Destructor(This);
|
|
|
|
return 0;
|
|
}
|
|
|
|
return This->ref;
|
|
}
|
|
|
|
/************************************************************************
|
|
* DataAdviseHolder_Advise
|
|
*
|
|
*/
|
|
static HRESULT WINAPI DataAdviseHolder_Advise(
|
|
IDataAdviseHolder* iface,
|
|
IDataObject* pDataObject,
|
|
FORMATETC* pFetc,
|
|
DWORD advf,
|
|
IAdviseSink* pAdvise,
|
|
DWORD* pdwConnection)
|
|
{
|
|
DWORD index;
|
|
|
|
DataAdviseHolder *This = (DataAdviseHolder *)iface;
|
|
|
|
TRACE("(%p)->(%p, %p, %08lx, %p, %p)\n", This, pDataObject, pFetc, advf,
|
|
pAdvise, pdwConnection);
|
|
/*
|
|
* Sanity check
|
|
*/
|
|
if (pdwConnection==NULL)
|
|
return E_POINTER;
|
|
|
|
*pdwConnection = 0;
|
|
|
|
/*
|
|
* Find a free spot in the array.
|
|
*/
|
|
for (index = 0; index < This->maxCons; index++)
|
|
{
|
|
if (This->Connections[index].sink == NULL)
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* If the array is full, we need to grow it.
|
|
*/
|
|
if (index == This->maxCons)
|
|
{
|
|
This->maxCons+=INITIAL_SINKS;
|
|
This->Connections = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
|
|
This->Connections,
|
|
This->maxCons*sizeof(DataAdviseConnection));
|
|
}
|
|
/*
|
|
* Store the new sink
|
|
*/
|
|
This->Connections[index].sink = pAdvise;
|
|
memcpy(&(This->Connections[index].fmat), pFetc, sizeof(FORMATETC));
|
|
This->Connections[index].advf = advf;
|
|
|
|
if (This->Connections[index].sink != NULL) {
|
|
IAdviseSink_AddRef(This->Connections[index].sink);
|
|
if(advf & ADVF_PRIMEFIRST) {
|
|
DataAdviseHolder_SendOnDataChange(iface, pDataObject, 0, advf);
|
|
}
|
|
}
|
|
/*
|
|
* Return the index as the cookie.
|
|
* Since 0 is not a valid cookie, we will increment by
|
|
* 1 the index in the table.
|
|
*/
|
|
*pdwConnection = index+1;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* DataAdviseHolder_Unadvise
|
|
*/
|
|
static HRESULT WINAPI DataAdviseHolder_Unadvise(
|
|
IDataAdviseHolder* iface,
|
|
DWORD dwConnection)
|
|
{
|
|
DataAdviseHolder *This = (DataAdviseHolder *)iface;
|
|
|
|
TRACE("(%p)->(%lu)\n", This, dwConnection);
|
|
|
|
/*
|
|
* So we don't return 0 as a cookie, the index was
|
|
* incremented by 1 in OleAdviseHolderImpl_Advise
|
|
* we have to compensate.
|
|
*/
|
|
dwConnection--;
|
|
|
|
/*
|
|
* Check for invalid cookies.
|
|
*/
|
|
if (dwConnection >= This->maxCons)
|
|
return OLE_E_NOCONNECTION;
|
|
|
|
if (This->Connections[dwConnection].sink == NULL)
|
|
return OLE_E_NOCONNECTION;
|
|
|
|
/*
|
|
* Release the sink and mark the spot in the list as free.
|
|
*/
|
|
IAdviseSink_Release(This->Connections[dwConnection].sink);
|
|
memset(&(This->Connections[dwConnection]), 0, sizeof(DataAdviseConnection));
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI DataAdviseHolder_EnumAdvise(
|
|
IDataAdviseHolder* iface,
|
|
IEnumSTATDATA** ppenumAdvise)
|
|
{
|
|
DataAdviseHolder *This = (DataAdviseHolder *)iface;
|
|
|
|
FIXME("(%p)->(%p)\n", This, ppenumAdvise);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* DataAdviseHolder_SendOnDataChange
|
|
*/
|
|
static HRESULT WINAPI DataAdviseHolder_SendOnDataChange(
|
|
IDataAdviseHolder* iface,
|
|
IDataObject* pDataObject,
|
|
DWORD dwReserved,
|
|
DWORD advf)
|
|
{
|
|
DataAdviseHolder *This = (DataAdviseHolder *)iface;
|
|
DWORD index;
|
|
STGMEDIUM stg;
|
|
HRESULT res;
|
|
|
|
TRACE("(%p)->(%p,%08lx,%08lx)\n", This, pDataObject, dwReserved, advf);
|
|
|
|
for(index = 0; index < This->maxCons; index++) {
|
|
if(This->Connections[index].sink != NULL) {
|
|
if(!(This->Connections[index].advf & ADVF_NODATA)) {
|
|
TRACE("Calling IDataObject_GetData\n");
|
|
res = IDataObject_GetData(pDataObject,
|
|
&(This->Connections[index].fmat),
|
|
&stg);
|
|
TRACE("returns %08lx\n", res);
|
|
}
|
|
TRACE("Calling IAdviseSink_OnDataChange\n");
|
|
IAdviseSink_OnDataChange(This->Connections[index].sink,
|
|
&(This->Connections[index].fmat),
|
|
&stg);
|
|
TRACE("Done IAdviseSink_OnDataChange\n");
|
|
if(This->Connections[index].advf & ADVF_ONLYONCE) {
|
|
TRACE("Removing connection\n");
|
|
DataAdviseHolder_Unadvise(iface, index+1);
|
|
}
|
|
}
|
|
}
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* API functions
|
|
*/
|
|
|
|
/***********************************************************************
|
|
* CreateOleAdviseHolder [OLE32.@]
|
|
*/
|
|
HRESULT WINAPI CreateOleAdviseHolder(
|
|
LPOLEADVISEHOLDER *ppOAHolder)
|
|
{
|
|
TRACE("(%p)\n", ppOAHolder);
|
|
|
|
/*
|
|
* Sanity check,
|
|
*/
|
|
if (ppOAHolder==NULL)
|
|
return E_POINTER;
|
|
|
|
*ppOAHolder = OleAdviseHolderImpl_Constructor ();
|
|
|
|
if (*ppOAHolder != NULL)
|
|
return S_OK;
|
|
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CreateDataAdviseHolder [OLE32.@]
|
|
*/
|
|
HRESULT WINAPI CreateDataAdviseHolder(
|
|
LPDATAADVISEHOLDER* ppDAHolder)
|
|
{
|
|
TRACE("(%p)\n", ppDAHolder);
|
|
|
|
/*
|
|
* Sanity check,
|
|
*/
|
|
if (ppDAHolder==NULL)
|
|
return E_POINTER;
|
|
|
|
*ppDAHolder = DataAdviseHolder_Constructor();
|
|
|
|
if (*ppDAHolder != NULL)
|
|
return S_OK;
|
|
|
|
return E_OUTOFMEMORY;
|
|
}
|