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Sweden-Number/dlls/browseui/aclmulti.c

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/*
* Multisource AutoComplete list
*
* Copyright 2007 Mikolaj Zalewski
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <stdarg.h>
#define COBJMACROS
#include "wine/debug.h"
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winuser.h"
#include "shlwapi.h"
#include "winerror.h"
#include "objbase.h"
#include "shlguid.h"
#include "shlobj.h"
#include "wine/unicode.h"
#include "browseui.h"
WINE_DEFAULT_DEBUG_CHANNEL(browseui);
struct ACLMultiSublist {
IUnknown *punk;
IEnumString *pEnum;
IACList *pACL;
};
typedef struct tagACLMulti {
IEnumString IEnumString_iface;
IACList IACList_iface;
IObjMgr IObjMgr_iface;
LONG refCount;
INT nObjs;
INT currObj;
struct ACLMultiSublist *objs;
} ACLMulti;
static inline ACLMulti *impl_from_IEnumString(IEnumString *iface)
{
return CONTAINING_RECORD(iface, ACLMulti, IEnumString_iface);
}
static inline ACLMulti *impl_from_IACList(IACList *iface)
{
return CONTAINING_RECORD(iface, ACLMulti, IACList_iface);
}
static inline ACLMulti *impl_from_IObjMgr(IObjMgr *iface)
{
return CONTAINING_RECORD(iface, ACLMulti, IObjMgr_iface);
}
static void release_obj(struct ACLMultiSublist *obj)
{
IUnknown_Release(obj->punk);
if (obj->pEnum)
IEnumString_Release(obj->pEnum);
if (obj->pACL)
IACList_Release(obj->pACL);
}
static void ACLMulti_Destructor(ACLMulti *This)
{
int i;
TRACE("destroying %p\n", This);
for (i = 0; i < This->nObjs; i++)
release_obj(&This->objs[i]);
heap_free(This->objs);
heap_free(This);
BROWSEUI_refCount--;
}
static HRESULT WINAPI ACLMulti_QueryInterface(IEnumString *iface, REFIID iid, LPVOID *ppvOut)
{
ACLMulti *This = impl_from_IEnumString(iface);
*ppvOut = NULL;
if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_IEnumString))
{
*ppvOut = &This->IEnumString_iface;
}
else if (IsEqualIID(iid, &IID_IACList))
{
*ppvOut = &This->IACList_iface;
}
else if (IsEqualIID(iid, &IID_IObjMgr))
{
*ppvOut = &This->IObjMgr_iface;
}
if (*ppvOut)
{
IEnumString_AddRef(iface);
return S_OK;
}
WARN("unsupported interface: %s\n", debugstr_guid(iid));
return E_NOINTERFACE;
}
static ULONG WINAPI ACLMulti_AddRef(IEnumString *iface)
{
ACLMulti *This = impl_from_IEnumString(iface);
return InterlockedIncrement(&This->refCount);
}
static ULONG WINAPI ACLMulti_Release(IEnumString *iface)
{
ACLMulti *This = impl_from_IEnumString(iface);
ULONG ret;
ret = InterlockedDecrement(&This->refCount);
if (ret == 0)
ACLMulti_Destructor(This);
return ret;
}
static HRESULT WINAPI ACLMulti_Append(IObjMgr *iface, IUnknown *obj)
{
ACLMulti *This = impl_from_IObjMgr(iface);
TRACE("(%p, %p)\n", This, obj);
if (obj == NULL)
return E_FAIL;
This->objs = heap_realloc(This->objs, sizeof(This->objs[0]) * (This->nObjs+1));
This->objs[This->nObjs].punk = obj;
IUnknown_AddRef(obj);
if (FAILED(IUnknown_QueryInterface(obj, &IID_IEnumString, (LPVOID *)&This->objs[This->nObjs].pEnum)))
This->objs[This->nObjs].pEnum = NULL;
if (FAILED(IUnknown_QueryInterface(obj, &IID_IACList, (LPVOID *)&This->objs[This->nObjs].pACL)))
This->objs[This->nObjs].pACL = NULL;
This->nObjs++;
return S_OK;
}
static HRESULT WINAPI ACLMulti_Remove(IObjMgr *iface, IUnknown *obj)
{
ACLMulti *This = impl_from_IObjMgr(iface);
int i;
TRACE("(%p, %p)\n", This, obj);
for (i = 0; i < This->nObjs; i++)
if (This->objs[i].punk == obj)
{
release_obj(&This->objs[i]);
memmove(&This->objs[i], &This->objs[i+1], (This->nObjs-i-1)*sizeof(struct ACLMultiSublist));
This->nObjs--;
This->objs = heap_realloc(This->objs, sizeof(This->objs[0]) * This->nObjs);
return S_OK;
}
return E_FAIL;
}
static HRESULT WINAPI ACLMulti_Next(IEnumString *iface, ULONG celt, LPOLESTR *rgelt, ULONG *pceltFetched)
{
ACLMulti *This = impl_from_IEnumString(iface);
TRACE("(%p, %d, %p, %p)\n", iface, celt, rgelt, pceltFetched);
while (This->currObj < This->nObjs)
{
if (This->objs[This->currObj].pEnum)
{
/* native browseui 6.0 also returns only one element */
HRESULT ret = IEnumString_Next(This->objs[This->currObj].pEnum, 1, rgelt, pceltFetched);
if (ret != S_FALSE)
return ret;
}
This->currObj++;
}
if (pceltFetched)
*pceltFetched = 0;
*rgelt = NULL;
return S_FALSE;
}
static HRESULT WINAPI ACLMulti_Reset(IEnumString *iface)
{
ACLMulti *This = impl_from_IEnumString(iface);
int i;
This->currObj = 0;
for (i = 0; i < This->nObjs; i++)
{
if (This->objs[i].pEnum)
IEnumString_Reset(This->objs[i].pEnum);
}
return S_OK;
}
static HRESULT WINAPI ACLMulti_Skip(IEnumString *iface, ULONG celt)
{
/* native browseui 6.0 returns this: */
return E_NOTIMPL;
}
static HRESULT WINAPI ACLMulti_Clone(IEnumString *iface, IEnumString **ppOut)
{
*ppOut = NULL;
/* native browseui 6.0 returns this: */
return E_OUTOFMEMORY;
}
static HRESULT WINAPI ACLMulti_Expand(IACList *iface, LPCWSTR wstr)
{
ACLMulti *This = impl_from_IACList(iface);
HRESULT res = S_OK;
int i;
for (i = 0; i < This->nObjs; i++)
{
if (!This->objs[i].pACL)
continue;
res = IACList_Expand(This->objs[i].pACL, wstr);
/* Vista behaviour - XP would break out of the loop if res == S_OK (usually calling Expand only once) */
}
return res;
}
static const IEnumStringVtbl ACLMultiVtbl =
{
ACLMulti_QueryInterface,
ACLMulti_AddRef,
ACLMulti_Release,
ACLMulti_Next,
ACLMulti_Skip,
ACLMulti_Reset,
ACLMulti_Clone
};
static HRESULT WINAPI ACLMulti_IObjMgr_QueryInterface(IObjMgr *iface, REFIID iid, LPVOID *ppvOut)
{
ACLMulti *This = impl_from_IObjMgr(iface);
return ACLMulti_QueryInterface(&This->IEnumString_iface, iid, ppvOut);
}
static ULONG WINAPI ACLMulti_IObjMgr_AddRef(IObjMgr *iface)
{
ACLMulti *This = impl_from_IObjMgr(iface);
return ACLMulti_AddRef(&This->IEnumString_iface);
}
static ULONG WINAPI ACLMulti_IObjMgr_Release(IObjMgr *iface)
{
ACLMulti *This = impl_from_IObjMgr(iface);
return ACLMulti_Release(&This->IEnumString_iface);
}
static const IObjMgrVtbl ACLMulti_ObjMgrVtbl =
{
ACLMulti_IObjMgr_QueryInterface,
ACLMulti_IObjMgr_AddRef,
ACLMulti_IObjMgr_Release,
ACLMulti_Append,
ACLMulti_Remove
};
static HRESULT WINAPI ACLMulti_IACList_QueryInterface(IACList *iface, REFIID iid, LPVOID *ppvOut)
{
ACLMulti *This = impl_from_IACList(iface);
return ACLMulti_QueryInterface(&This->IEnumString_iface, iid, ppvOut);
}
static ULONG WINAPI ACLMulti_IACList_AddRef(IACList *iface)
{
ACLMulti *This = impl_from_IACList(iface);
return ACLMulti_AddRef(&This->IEnumString_iface);
}
static ULONG WINAPI ACLMulti_IACList_Release(IACList *iface)
{
ACLMulti *This = impl_from_IACList(iface);
return ACLMulti_Release(&This->IEnumString_iface);
}
static const IACListVtbl ACLMulti_ACListVtbl =
{
ACLMulti_IACList_QueryInterface,
ACLMulti_IACList_AddRef,
ACLMulti_IACList_Release,
ACLMulti_Expand
};
HRESULT ACLMulti_Constructor(IUnknown *pUnkOuter, IUnknown **ppOut)
{
ACLMulti *This;
if (pUnkOuter)
return CLASS_E_NOAGGREGATION;
This = heap_alloc_zero(sizeof(ACLMulti));
if (This == NULL)
return E_OUTOFMEMORY;
This->IEnumString_iface.lpVtbl = &ACLMultiVtbl;
This->IACList_iface.lpVtbl = &ACLMulti_ACListVtbl;
This->IObjMgr_iface.lpVtbl = &ACLMulti_ObjMgrVtbl;
This->refCount = 1;
TRACE("returning %p\n", This);
*ppOut = (IUnknown *)&This->IEnumString_iface;
BROWSEUI_refCount++;
return S_OK;
}
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