wine/dlls/shell32/shlfsbind.c

173 lines
4.8 KiB
C

/*
* File System Bind Data object to use as parameter for the bind context to
* IShellFolder_ParseDisplayName
*
* Copyright 2003 Rolf Kalbermatter
*
* 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 "wine/port.h"
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "shlobj.h"
#include "shell32_main.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(pidl);
/***********************************************************************
* IFileSystemBindData implementation
*/
typedef struct
{
IFileSystemBindData IFileSystemBindData_iface;
LONG ref;
WIN32_FIND_DATAW findFile;
} FileSystemBindData;
static inline FileSystemBindData *impl_from_IFileSystemBindData(IFileSystemBindData *iface)
{
return CONTAINING_RECORD(iface, FileSystemBindData, IFileSystemBindData_iface);
}
static HRESULT WINAPI FileSystemBindData_QueryInterface(
IFileSystemBindData *iface, REFIID riid, LPVOID *ppV)
{
FileSystemBindData *This = impl_from_IFileSystemBindData(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppV);
*ppV = NULL;
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IFileSystemBindData))
{
*ppV = &This->IFileSystemBindData_iface;
}
if (*ppV)
{
IFileSystemBindData_AddRef(iface);
TRACE("-- Interface: (%p)->(%p)\n", ppV, *ppV);
return S_OK;
}
TRACE("-- Interface: E_NOINTERFACE\n");
return E_NOINTERFACE;
}
static ULONG WINAPI FileSystemBindData_AddRef(IFileSystemBindData *iface)
{
FileSystemBindData *This = impl_from_IFileSystemBindData(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p)->(%u)\n", This, ref);
return ref;
}
static ULONG WINAPI FileSystemBindData_Release(IFileSystemBindData *iface)
{
FileSystemBindData *This = impl_from_IFileSystemBindData(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p)->(%u)\n", This, ref);
if (!ref)
HeapFree(GetProcessHeap(), 0, This);
return ref;
}
static HRESULT WINAPI FileSystemBindData_GetFindData(IFileSystemBindData *iface, WIN32_FIND_DATAW *pfd)
{
FileSystemBindData *This = impl_from_IFileSystemBindData(iface);
TRACE("(%p)->(%p)\n", This, pfd);
if (!pfd)
return E_INVALIDARG;
*pfd = This->findFile;
return S_OK;
}
static HRESULT WINAPI FileSystemBindData_SetFindData(IFileSystemBindData *iface, const WIN32_FIND_DATAW *pfd)
{
FileSystemBindData *This = impl_from_IFileSystemBindData(iface);
TRACE("(%p)->(%p)\n", This, pfd);
if (pfd)
This->findFile = *pfd;
else
memset(&This->findFile, 0, sizeof(WIN32_FIND_DATAW));
return S_OK;
}
static const IFileSystemBindDataVtbl FileSystemBindDataVtbl = {
FileSystemBindData_QueryInterface,
FileSystemBindData_AddRef,
FileSystemBindData_Release,
FileSystemBindData_SetFindData,
FileSystemBindData_GetFindData,
};
HRESULT WINAPI IFileSystemBindData_Constructor(const WIN32_FIND_DATAW *find_data, LPBC *ppV)
{
FileSystemBindData *This;
HRESULT ret;
TRACE("(%p %p)\n", find_data, ppV);
if (!ppV)
return E_INVALIDARG;
*ppV = NULL;
This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
if (!This) return E_OUTOFMEMORY;
This->IFileSystemBindData_iface.lpVtbl = &FileSystemBindDataVtbl;
This->ref = 1;
IFileSystemBindData_SetFindData(&This->IFileSystemBindData_iface, find_data);
ret = CreateBindCtx(0, ppV);
if (SUCCEEDED(ret))
{
static const WCHAR nameW[] = {
'F','i','l','e',' ','S','y','s','t','e','m',' ','B','i','n','d',' ','D','a','t','a',0};
BIND_OPTS bindOpts;
bindOpts.cbStruct = sizeof(BIND_OPTS);
bindOpts.grfFlags = 0;
bindOpts.grfMode = STGM_CREATE;
bindOpts.dwTickCountDeadline = 0;
IBindCtx_SetBindOptions(*ppV, &bindOpts);
IBindCtx_RegisterObjectParam(*ppV, (WCHAR*)nameW, (IUnknown*)&This->IFileSystemBindData_iface);
IFileSystemBindData_Release(&This->IFileSystemBindData_iface);
}
else
HeapFree(GetProcessHeap(), 0, This);
return ret;
}