Sweden-Number/dlls/shell32/shlfsbind.c

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/*
* 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
{
const IFileSystemBindDataVtbl *lpVtbl;
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LONG ref;
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WIN32_FIND_DATAW findFile;
} IFileSystemBindDataImpl;
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static HRESULT WINAPI IFileSystemBindData_fnQueryInterface(IFileSystemBindData *, REFIID, LPVOID*);
static ULONG WINAPI IFileSystemBindData_fnAddRef(IFileSystemBindData *);
static ULONG WINAPI IFileSystemBindData_fnRelease(IFileSystemBindData *);
static HRESULT WINAPI IFileSystemBindData_fnGetFindData(IFileSystemBindData *, WIN32_FIND_DATAW *);
static HRESULT WINAPI IFileSystemBindData_fnSetFindData(IFileSystemBindData *, const WIN32_FIND_DATAW *);
static const IFileSystemBindDataVtbl sbvt =
{
IFileSystemBindData_fnQueryInterface,
IFileSystemBindData_fnAddRef,
IFileSystemBindData_fnRelease,
IFileSystemBindData_fnSetFindData,
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IFileSystemBindData_fnGetFindData,
};
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static const WCHAR wFileSystemBindData[] = {
'F','i','l','e',' ','S','y','s','t','e','m',' ','B','i','n','d','D','a','t','a',0};
HRESULT WINAPI IFileSystemBindData_Constructor(const WIN32_FIND_DATAW *pfd, LPBC *ppV)
{
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IFileSystemBindDataImpl *sb;
HRESULT ret = E_OUTOFMEMORY;
TRACE("%p, %p\n", pfd, ppV);
if (!ppV)
return E_INVALIDARG;
*ppV = NULL;
sb = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IFileSystemBindDataImpl));
if (!sb)
return ret;
sb->lpVtbl = &sbvt;
sb->ref = 1;
IFileSystemBindData_fnSetFindData((IFileSystemBindData*)sb, pfd);
ret = CreateBindCtx(0, ppV);
if (SUCCEEDED(ret))
{
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, (LPOLESTR)wFileSystemBindData, (LPUNKNOWN)sb);
IFileSystemBindData_Release((IFileSystemBindData*)sb);
}
else
HeapFree(GetProcessHeap(), 0, sb);
return ret;
}
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static HRESULT WINAPI IFileSystemBindData_fnQueryInterface(
IFileSystemBindData *iface, REFIID riid, LPVOID *ppV)
{
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IFileSystemBindDataImpl *This = (IFileSystemBindDataImpl *)iface;
TRACE("(%p)->(\n\tIID:\t%s, %p)\n", This, debugstr_guid(riid), ppV);
*ppV = NULL;
if (IsEqualIID(riid, &IID_IUnknown))
*ppV = This;
else if (IsEqualIID(riid, &IID_IFileSystemBindData))
*ppV = (IFileSystemBindData*)This;
if (*ppV)
{
IUnknown_AddRef((IUnknown*)(*ppV));
TRACE("-- Interface: (%p)->(%p)\n", ppV, *ppV);
return S_OK;
}
TRACE("-- Interface: E_NOINTERFACE\n");
return E_NOINTERFACE;
}
static ULONG WINAPI IFileSystemBindData_fnAddRef(IFileSystemBindData *iface)
{
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IFileSystemBindDataImpl *This = (IFileSystemBindDataImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->ref);
TRACE("(%p)->(count=%i)\n", This, refCount - 1);
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return refCount;
}
static ULONG WINAPI IFileSystemBindData_fnRelease(IFileSystemBindData *iface)
{
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IFileSystemBindDataImpl *This = (IFileSystemBindDataImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->ref);
TRACE("(%p)->(count=%i)\n", This, refCount + 1);
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if (!refCount)
{
TRACE(" destroying ISFBindPidl(%p)\n",This);
HeapFree(GetProcessHeap(), 0, This);
}
return refCount;
}
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static HRESULT WINAPI IFileSystemBindData_fnGetFindData(
IFileSystemBindData *iface, WIN32_FIND_DATAW *pfd)
{
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IFileSystemBindDataImpl *This = (IFileSystemBindDataImpl *)iface;
TRACE("(%p), %p\n", This, pfd);
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if (!pfd)
return E_INVALIDARG;
*pfd = This->findFile;
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return NOERROR;
}
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static HRESULT WINAPI IFileSystemBindData_fnSetFindData(
IFileSystemBindData *iface, const WIN32_FIND_DATAW *pfd)
{
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IFileSystemBindDataImpl *This = (IFileSystemBindDataImpl *)iface;
TRACE("(%p), %p\n", This, pfd);
if (pfd)
This->findFile = *pfd;
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else
memset(&This->findFile, 0, sizeof(WIN32_FIND_DATAW));
return NOERROR;
}