ole32: Return optional name in IEnumSTATPROPSTG::Next().

Based on patch by Michael Müller.

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2019-11-12 12:00:11 +03:00 committed by Alexandre Julliard
parent 34ed1e37da
commit 9b7923e4bc

View file

@ -177,6 +177,7 @@ struct enum_stat_prop_stg
{
IEnumSTATPROPSTG IEnumSTATPROPSTG_iface;
LONG refcount;
PropertyStorage_impl *storage;
STATPROPSTG *stats;
size_t current;
size_t count;
@ -222,6 +223,7 @@ static ULONG WINAPI enum_stat_prop_stg_Release(IEnumSTATPROPSTG *iface)
if (!refcount)
{
IPropertyStorage_Release(&penum->storage->IPropertyStorage_iface);
heap_free(penum->stats);
heap_free(penum);
}
@ -233,6 +235,7 @@ static HRESULT WINAPI enum_stat_prop_stg_Next(IEnumSTATPROPSTG *iface, ULONG cel
{
struct enum_stat_prop_stg *penum = impl_from_IEnumSTATPROPSTG(iface);
ULONG count = 0;
WCHAR *name;
TRACE("%p, %u, %p, %p.\n", iface, celt, ret, fetched);
@ -240,7 +243,19 @@ static HRESULT WINAPI enum_stat_prop_stg_Next(IEnumSTATPROPSTG *iface, ULONG cel
penum->current = 0;
while (count < celt && penum->current < penum->count)
ret[count++] = penum->stats[penum->current++];
{
*ret = penum->stats[penum->current++];
if (dictionary_find(penum->storage->propid_to_name, UlongToPtr(ret->propid), (void **)&name))
{
SIZE_T size = (lstrlenW(name) + 1) * sizeof(WCHAR);
ret->lpwstrName = CoTaskMemAlloc(size);
if (ret->lpwstrName)
memcpy(ret->lpwstrName, name, size);
}
ret++;
count++;
}
if (fetched)
*fetched = count;
@ -321,6 +336,8 @@ static HRESULT create_enum_stat_prop_stg(PropertyStorage_impl *storage, IEnumSTA
enum_obj->IEnumSTATPROPSTG_iface.lpVtbl = &enum_stat_prop_stg_vtbl;
enum_obj->refcount = 1;
enum_obj->storage = storage;
IPropertyStorage_AddRef(&storage->IPropertyStorage_iface);
count = 0;
dictionary_enumerate(storage->propid_to_prop, prop_enum_stat_count, &count);