reactos/dll/win32/shell32/droptargets/CexeDropHandler.cpp

   1 /*
   2  * executable drop target handler
   3  *
   4  * Copyright 2014              Huw Campbell
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <precomp.h>
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL (shell);
  24
  25 CExeDropHandler::CExeDropHandler()
  26 {
  27     pclsid = (CLSID *)&CLSID_ExeDropHandler;
  28 }
  29
  30 CExeDropHandler::~CExeDropHandler()
  31 {
  32
  33 }
  34
  35 // IDropTarget
  36 HRESULT WINAPI CExeDropHandler::DragEnter(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect)
  37 {
  38     TRACE ("(%p)\n", this);
  39     *pdwEffect = DROPEFFECT_COPY;
  40     return S_OK;
  41 }
  42
  43 HRESULT WINAPI CExeDropHandler::DragOver(DWORD dwKeyState, POINTL pt, DWORD *pdwEffect)
  44 {
  45     TRACE ("(%p)\n", this);
  46     *pdwEffect = DROPEFFECT_COPY;
  47     return S_OK;
  48 }
  49
  50 HRESULT WINAPI CExeDropHandler::DragLeave()
  51 {
  52     TRACE ("(%p)\n", this);
  53     return S_OK;
  54 }
  55
  56 HRESULT WINAPI CExeDropHandler::Drop(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect)
  57 {
  58     TRACE ("(%p)\n", this);
  59     FORMATETC fmt;
  60     STGMEDIUM medium;
  61     LPWSTR pszSrcList;
  62     InitFormatEtc (fmt, CF_HDROP, TYMED_HGLOBAL);
  63     WCHAR wszBuf[MAX_PATH * 2 + 8], *pszEnd = wszBuf;
  64     size_t cchRemaining = _countof(wszBuf);
  65
  66     if (SUCCEEDED(pDataObject->GetData(&fmt, &medium)) /* && SUCCEEDED(pDataObject->GetData(&fmt2, &medium))*/)
  67     {
  68         LPDROPFILES lpdf = (LPDROPFILES) GlobalLock(medium.hGlobal);
  69         if (!lpdf)
  70         {
  71             ERR("Error locking global\n");
  72             return E_FAIL;
  73         }
  74         pszSrcList = (LPWSTR) (((byte*) lpdf) + lpdf->pFiles);
  75         while (*pszSrcList)
  76         {
  77             if (StrChrW(pszSrcList, L' ') && cchRemaining > 3)
  78                 StringCchPrintfExW(pszEnd, cchRemaining, &pszEnd, &cchRemaining, 0, L"\"%ls\" ", pszSrcList);
  79             else
  80                 StringCchPrintfExW(pszEnd, cchRemaining, &pszEnd, &cchRemaining, 0, L"%ls ", pszSrcList);
  81
  82             pszSrcList += wcslen(pszSrcList) + 1;
  83         }
  84     }
  85
  86     ShellExecute(NULL, L"open", sPathTarget, wszBuf, NULL,SW_SHOWNORMAL);
  87
  88     return S_OK;
  89 }
  90
  91
  92 // IPersistFile
  93 HRESULT WINAPI CExeDropHandler::GetCurFile(LPOLESTR *ppszFileName)
  94 {
  95     FIXME ("(%p)\n", this);
  96     return E_NOTIMPL;
  97 }
  98
  99 HRESULT WINAPI CExeDropHandler::IsDirty()
 100 {
 101     FIXME ("(%p)\n", this);
 102     return E_NOTIMPL;
 103 }
 104
 105 HRESULT WINAPI CExeDropHandler::Load(LPCOLESTR pszFileName, DWORD dwMode)
 106 {
 107     UINT len = strlenW(pszFileName);
 108     sPathTarget = (WCHAR *)SHAlloc((len + 1) * sizeof(WCHAR));
 109     memcpy(sPathTarget, pszFileName, (len + 1) * sizeof(WCHAR));
 110     return S_OK;
 111 }
 112
 113 HRESULT WINAPI CExeDropHandler::Save(LPCOLESTR pszFileName, BOOL fRemember)
 114 {
 115     FIXME ("(%p)\n", this);
 116     return E_NOTIMPL;
 117 }
 118
 119 HRESULT WINAPI CExeDropHandler::SaveCompleted(LPCOLESTR pszFileName)
 120 {
 121     FIXME ("(%p)\n", this);
 122     return E_NOTIMPL;
 123 }
 124
 125 /************************************************************************
 126  * CFSFolder::GetClassID
 127  */
 128 HRESULT WINAPI CExeDropHandler::GetClassID(CLSID * lpClassId)
 129 {
 130     TRACE ("(%p)\n", this);
 131
 132     if (!lpClassId)
 133         return E_POINTER;
 134
 135     *lpClassId = *pclsid;
 136
 137     return S_OK;
 138 }