reactos/dll/win32/shell32/CFileSysBindData.cpp

   1 /*
   2  * File System Bind Data object to use as parameter for the bind context to
   3  * IShellFolder_ParseDisplayName
   4  *
   5  * Copyright 2003 Rolf Kalbermatter
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  *
  21  */
  22
  23 #include "precomp.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(pidl);
  26
  27 /***********************************************************************
  28  * IFileSystemBindData implementation
  29  */
  30 class CFileSysBindData :
  31     public CComObjectRootEx<CComMultiThreadModelNoCS>,
  32     public IFileSystemBindData
  33 {
  34 private:
  35     WIN32_FIND_DATAW findFile;
  36 public:
  37     CFileSysBindData();
  38     ~CFileSysBindData();
  39
  40     // *** IFileSystemBindData methods ***
  41     virtual HRESULT STDMETHODCALLTYPE SetFindData(const WIN32_FIND_DATAW *pfd);
  42     virtual HRESULT STDMETHODCALLTYPE GetFindData(WIN32_FIND_DATAW *pfd);
  43
  44 DECLARE_NOT_AGGREGATABLE(CFileSysBindData)
  45 DECLARE_PROTECT_FINAL_CONSTRUCT()
  46
  47 BEGIN_COM_MAP(CFileSysBindData)
  48     COM_INTERFACE_ENTRY_IID(IID_IFileSystemBindData, IFileSystemBindData)
  49 END_COM_MAP()
  50 };
  51
  52 HRESULT WINAPI IFileSystemBindData_Constructor(const WIN32_FIND_DATAW *pfd, LPBC *ppV)
  53 {
  54     CComPtr<IFileSystemBindData>        fileSystemBindData;
  55     CComPtr<IBindCtx>                    bindContext;
  56     BIND_OPTS                            bindOpts;
  57     HRESULT                                hResult;
  58
  59     TRACE("%p, %p\n", pfd, ppV);
  60
  61     if (ppV == NULL)
  62        return E_INVALIDARG;
  63
  64     *ppV = NULL;
  65
  66     hResult = CFileSysBindData::_CreatorClass::CreateInstance(NULL, IID_PPV_ARG(IFileSystemBindData, &fileSystemBindData));
  67     if (FAILED(hResult))
  68         return hResult;
  69     hResult = fileSystemBindData->SetFindData(pfd);
  70     if (FAILED(hResult))
  71         return hResult;
  72
  73     hResult = CreateBindCtx(0, &bindContext);
  74     if (FAILED(hResult))
  75         return hResult;
  76     bindOpts.cbStruct = sizeof(BIND_OPTS);
  77     bindOpts.grfFlags = 0;
  78     bindOpts.grfMode = STGM_CREATE;
  79     bindOpts.dwTickCountDeadline = 0;
  80     hResult = bindContext->SetBindOptions(&bindOpts);
  81     if (FAILED(hResult))
  82         return hResult;
  83     hResult = bindContext->RegisterObjectParam((LPOLESTR)STR_FILE_SYS_BIND_DATA, fileSystemBindData);
  84     if (FAILED(hResult))
  85         return hResult;
  86
  87     *ppV = bindContext.Detach();
  88
  89     return S_OK;
  90 }
  91
  92 HRESULT WINAPI FileSystemBindData_GetFindData(LPBC pbc, WIN32_FIND_DATAW *pfd)
  93 {
  94     CComPtr<IUnknown>                    pUnk;
  95     CComPtr<IFileSystemBindData>        pfsbd;
  96     HRESULT                                ret;
  97
  98     TRACE("%p, %p\n", pbc, pfd);
  99
 100     if (!pfd)
 101         return E_INVALIDARG;
 102
 103     ret = pbc->GetObjectParam((LPOLESTR)STR_FILE_SYS_BIND_DATA, &pUnk);
 104     if (SUCCEEDED(ret))
 105     {
 106         ret = pUnk->QueryInterface(IID_PPV_ARG(IFileSystemBindData, &pfsbd));
 107         if (SUCCEEDED(ret))
 108             ret = pfsbd->GetFindData(pfd);
 109     }
 110     return ret;
 111 }
 112
 113 HRESULT WINAPI FileSystemBindData_SetFindData(LPBC pbc, const WIN32_FIND_DATAW *pfd)
 114 {
 115     CComPtr<IUnknown>                    pUnk;
 116     CComPtr<IFileSystemBindData>        pfsbd;
 117     HRESULT                                ret;
 118
 119     TRACE("%p, %p\n", pbc, pfd);
 120
 121     ret = pbc->GetObjectParam((LPOLESTR)STR_FILE_SYS_BIND_DATA, &pUnk);
 122     if (SUCCEEDED(ret))
 123     {
 124         ret = pUnk->QueryInterface(IID_PPV_ARG(IFileSystemBindData, &pfsbd));
 125         if (SUCCEEDED(ret))
 126             ret = pfsbd->SetFindData(pfd);
 127     }
 128     return ret;
 129 }
 130
 131 CFileSysBindData::CFileSysBindData()
 132 {
 133     memset(&findFile, 0, sizeof(WIN32_FIND_DATAW));
 134 }
 135
 136 CFileSysBindData::~CFileSysBindData()
 137 {
 138     TRACE(" destroying ISFBindPidl(%p)\n", this);
 139 }
 140
 141 HRESULT WINAPI CFileSysBindData::GetFindData(WIN32_FIND_DATAW *pfd)
 142 {
 143     TRACE("(%p), %p\n", this, pfd);
 144
 145     if (!pfd)
 146         return E_INVALIDARG;
 147
 148     memcpy(pfd, &findFile, sizeof(WIN32_FIND_DATAW));
 149     return S_OK;
 150 }
 151
 152 HRESULT WINAPI CFileSysBindData::SetFindData(const WIN32_FIND_DATAW *pfd)
 153 {
 154     TRACE("(%p), %p\n", this, pfd);
 155
 156     if (pfd)
 157         memcpy(&findFile, pfd, sizeof(WIN32_FIND_DATAW));
 158     else
 159         memset(&findFile, 0, sizeof(WIN32_FIND_DATAW));
 160     return S_OK;
 161 }