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     if (*pdwEffect == DROPEFFECT_NONE)
  40         return S_OK;
  41
  42     *pdwEffect = DROPEFFECT_COPY;
  43     return S_OK;
  44 }
  45
  46 HRESULT WINAPI CExeDropHandler::DragOver(DWORD dwKeyState, POINTL pt, DWORD *pdwEffect)
  47 {
  48     TRACE ("(%p)\n", this);
  49     *pdwEffect = DROPEFFECT_COPY;
  50     return S_OK;
  51 }
  52
  53 HRESULT WINAPI CExeDropHandler::DragLeave()
  54 {
  55     TRACE ("(%p)\n", this);
  56     return S_OK;
  57 }
  58
  59 HRESULT WINAPI CExeDropHandler::Drop(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect)
  60 {
  61     TRACE ("(%p)\n", this);
  62     FORMATETC fmt;
  63     STGMEDIUM medium;
  64     LPWSTR pszSrcList;
  65     InitFormatEtc (fmt, CF_HDROP, TYMED_HGLOBAL);
  66     WCHAR wszBuf[MAX_PATH * 2 + 8], *pszEnd = wszBuf;
  67     size_t cchRemaining = _countof(wszBuf);
  68
  69     if (SUCCEEDED(pDataObject->GetData(&fmt, &medium)) /* && SUCCEEDED(pDataObject->GetData(&fmt2, &medium))*/)
  70     {
  71         LPDROPFILES lpdf = (LPDROPFILES) GlobalLock(medium.hGlobal);
  72         if (!lpdf)
  73         {
  74             ERR("Error locking global\n");
  75             return E_FAIL;
  76         }
  77         pszSrcList = (LPWSTR) (((byte*) lpdf) + lpdf->pFiles);
  78         while (*pszSrcList)
  79         {
  80             if (StrChrW(pszSrcList, L' ') && cchRemaining > 3)
  81                 StringCchPrintfExW(pszEnd, cchRemaining, &pszEnd, &cchRemaining, 0, L"\"%ls\" ", pszSrcList);
  82             else
  83                 StringCchPrintfExW(pszEnd, cchRemaining, &pszEnd, &cchRemaining, 0, L"%ls ", pszSrcList);
  84
  85             pszSrcList += wcslen(pszSrcList) + 1;
  86         }
  87     }
  88
  89     ShellExecuteW(NULL, L"open", sPathTarget, wszBuf, NULL,SW_SHOWNORMAL);
  90
  91     return S_OK;
  92 }
  93
  94
  95 // IPersistFile
  96 HRESULT WINAPI CExeDropHandler::GetCurFile(LPOLESTR *ppszFileName)
  97 {
  98     FIXME ("(%p)\n", this);
  99     return E_NOTIMPL;
 100 }
 101
 102 HRESULT WINAPI CExeDropHandler::IsDirty()
 103 {
 104     FIXME ("(%p)\n", this);
 105     return E_NOTIMPL;
 106 }
 107
 108 HRESULT WINAPI CExeDropHandler::Load(LPCOLESTR pszFileName, DWORD dwMode)
 109 {
 110     UINT len = strlenW(pszFileName);
 111     sPathTarget = (WCHAR *)SHAlloc((len + 1) * sizeof(WCHAR));
 112     memcpy(sPathTarget, pszFileName, (len + 1) * sizeof(WCHAR));
 113     return S_OK;
 114 }
 115
 116 HRESULT WINAPI CExeDropHandler::Save(LPCOLESTR pszFileName, BOOL fRemember)
 117 {
 118     FIXME ("(%p)\n", this);
 119     return E_NOTIMPL;
 120 }
 121
 122 HRESULT WINAPI CExeDropHandler::SaveCompleted(LPCOLESTR pszFileName)
 123 {
 124     FIXME ("(%p)\n", this);
 125     return E_NOTIMPL;
 126 }
 127
 128 /************************************************************************
 129  * CFSFolder::GetClassID
 130  */
 131 HRESULT WINAPI CExeDropHandler::GetClassID(CLSID * lpClassId)
 132 {
 133     TRACE ("(%p)\n", this);
 134
 135     if (!lpClassId)
 136         return E_POINTER;
 137
 138     *lpClassId = *pclsid;
 139
 140     return S_OK;
 141 }