ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

oledb32: Implement Advise/Unadvise for IRowPositionChange.

This commit is contained in:
Nikolay Sivov 2013-08-22 14:33:31 +04:00 committed by Alexandre Julliard
parent 2139a402c7
commit f339c2fa0d
2 changed files with 77 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
dlls/oledb32/oledb_private.h
View File

@ -27,6 +27,16 @@ static inline void *heap_alloc(size_t len)
return HeapAlloc(GetProcessHeap(), 0, len);
}
static inline void *heap_alloc_zero(size_t len)
{
return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
}
static inline void *heap_realloc_zero(void *mem, size_t len)
{
return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
}
static inline BOOL heap_free(void *mem)
{
return HeapFree(GetProcessHeap(), 0, mem);

72
dlls/oledb32/rowpos.c
View File

@ -36,6 +36,8 @@ typedef struct
{
IConnectionPoint IConnectionPoint_iface;
rowpos *container;
IRowPositionChange **sinks;
DWORD sinks_size;
} rowpos_cp;
struct rowpos
@ -48,6 +50,8 @@ struct rowpos
rowpos_cp cp;
};
static void rowposchange_cp_destroy(rowpos_cp*);
static inline rowpos *impl_from_IRowPosition(IRowPosition *iface)
{
return CONTAINING_RECORD(iface, rowpos, IRowPosition_iface);
@ -108,6 +112,7 @@ static ULONG WINAPI rowpos_Release(IRowPosition* iface)
if (ref == 0)
{
if (This->rowset) IRowset_Release(This->rowset);
rowposchange_cp_destroy(&This->cp);
heap_free(This);
}
@ -263,18 +268,62 @@ static HRESULT WINAPI rowpos_cp_GetConnectionPointContainer(IConnectionPoint *if
return S_OK;
}
static HRESULT WINAPI rowpos_cp_Advise(IConnectionPoint *iface, IUnknown *sink, DWORD *cookie)
static HRESULT WINAPI rowpos_cp_Advise(IConnectionPoint *iface, IUnknown *unksink, DWORD *cookie)
{
rowpos_cp *This = impl_from_IConnectionPoint(iface);
FIXME("(%p)->(%p %p): stub\n", This, sink, cookie);
return E_NOTIMPL;
IRowPositionChange *sink;
HRESULT hr;
DWORD i;
TRACE("(%p)->(%p %p)\n", This, unksink, cookie);
hr = IUnknown_QueryInterface(unksink, &IID_IRowPositionChange, (void**)&sink);
if (FAILED(hr))
{
FIXME("sink doesn't support IRowPositionChange\n");
return CONNECT_E_CANNOTCONNECT;
}
if (This->sinks)
{
for (i = 0; i < This->sinks_size; i++)
{
if (!This->sinks[i])
break;
}
if (i == This->sinks_size)
{
This->sinks_size *= 2;
This->sinks = heap_realloc_zero(This->sinks, This->sinks_size*sizeof(*This->sinks));
}
}
else
{
This->sinks_size = 10;
This->sinks = heap_alloc_zero(This->sinks_size*sizeof(*This->sinks));
i = 0;
}
This->sinks[i] = sink;
if (cookie) *cookie = i + 1;
return S_OK;
}
static HRESULT WINAPI rowpos_cp_Unadvise(IConnectionPoint *iface, DWORD cookie)
{
rowpos_cp *This = impl_from_IConnectionPoint(iface);
FIXME("(%p)->(%d): stub\n", This, cookie);
return E_NOTIMPL;
TRACE("(%p)->(%d)\n", This, cookie);
if (!cookie || cookie > This->sinks_size || !This->sinks[cookie-1])
return CONNECT_E_NOCONNECTION;
IRowPositionChange_Release(This->sinks[cookie-1]);
This->sinks[cookie-1] = NULL;
return S_OK;
}
static HRESULT WINAPI rowpos_cp_EnumConnections(IConnectionPoint *iface, IEnumConnections **enum_c)
@ -300,6 +349,19 @@ static void rowposchange_cp_init(rowpos_cp *cp, rowpos *container)
{
cp->IConnectionPoint_iface.lpVtbl = &rowpos_cp_vtbl;
cp->container = container;
cp->sinks = NULL;
cp->sinks_size = 0;
}
void rowposchange_cp_destroy(rowpos_cp *cp)
{
DWORD i;
for (i = 0; i < cp->sinks_size; i++)
{
if (cp->sinks[i])
IRowPositionChange_Release(cp->sinks[i]);
}
heap_free(cp->sinks);
}
HRESULT create_oledb_rowpos(IUnknown *outer, void **obj)