/* * clipboard helper functions * * Copyright 2000 Juergen Schmied <juergen.schmied@debitel.de> * * 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 * * NOTES: * * For copy & paste functions within contextmenus does the shell use * the OLE clipboard functions in combination with dataobjects. * The OLE32.DLL gets loaded with LoadLibrary * * - a right mousebutton-copy sets the following formats: * classic: * Shell IDList Array * Preferred Drop Effect * Shell Object Offsets * HDROP * FileName * ole: * OlePrivateData (ClipboardDataObjectInterface) * */ #include <stdarg.h> #include <string.h> #include "windef.h" #include "winbase.h" #include "winreg.h" #include "wingdi.h" #include "pidl.h" #include "undocshell.h" #include "shell32_main.h" #include "shlwapi.h" #include "wine/unicode.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(shell); /************************************************************************** * RenderHDROP * * creates a CF_HDROP structure */ HGLOBAL RenderHDROP(LPITEMIDLIST pidlRoot, LPITEMIDLIST * apidl, UINT cidl) { UINT i; int rootlen = 0,size = 0; WCHAR wszRootPath[MAX_PATH]; WCHAR wszFileName[MAX_PATH]; HGLOBAL hGlobal; DROPFILES *pDropFiles; int offset; TRACE("(%p,%p,%u)\n", pidlRoot, apidl, cidl); /* get the size needed */ size = sizeof(DROPFILES); SHGetPathFromIDListW(pidlRoot, wszRootPath); PathAddBackslashW(wszRootPath); rootlen = strlenW(wszRootPath); for (i=0; i<cidl;i++) { _ILSimpleGetTextW(apidl[i], wszFileName, MAX_PATH); size += (rootlen + strlenW(wszFileName) + 1) * sizeof(WCHAR); } size += sizeof(WCHAR); /* Fill the structure */ hGlobal = GlobalAlloc(GHND|GMEM_SHARE, size); if(!hGlobal) return hGlobal; pDropFiles = GlobalLock(hGlobal); offset = (sizeof(DROPFILES) + sizeof(WCHAR) - 1) / sizeof(WCHAR); pDropFiles->pFiles = offset * sizeof(WCHAR); pDropFiles->fWide = TRUE; strcpyW(wszFileName, wszRootPath); for (i=0; i<cidl;i++) { _ILSimpleGetTextW(apidl[i], wszFileName + rootlen, MAX_PATH - rootlen); strcpyW(((WCHAR*)pDropFiles)+offset, wszFileName); offset += strlenW(wszFileName) + 1; } ((WCHAR*)pDropFiles)[offset] = 0; GlobalUnlock(hGlobal); return hGlobal; } HGLOBAL RenderSHELLIDLIST (LPITEMIDLIST pidlRoot, LPITEMIDLIST * apidl, UINT cidl) { UINT i; int offset = 0, sizePidl, size; HGLOBAL hGlobal; LPIDA pcida; TRACE("(%p,%p,%u)\n", pidlRoot, apidl, cidl); /* get the size needed */ size = sizeof(CIDA) + sizeof (UINT)*(cidl); /* header */ size += ILGetSize (pidlRoot); /* root pidl */ for(i=0; i<cidl; i++) { size += ILGetSize(apidl[i]); /* child pidls */ } /* fill the structure */ hGlobal = GlobalAlloc(GHND|GMEM_SHARE, size); if(!hGlobal) return hGlobal; pcida = GlobalLock (hGlobal); pcida->cidl = cidl; /* root pidl */ offset = sizeof(CIDA) + sizeof (UINT)*(cidl); pcida->aoffset[0] = offset; /* first element */ sizePidl = ILGetSize (pidlRoot); memcpy(((LPBYTE)pcida)+offset, pidlRoot, sizePidl); offset += sizePidl; for(i=0; i<cidl; i++) /* child pidls */ { pcida->aoffset[i+1] = offset; sizePidl = ILGetSize(apidl[i]); memcpy(((LPBYTE)pcida)+offset, apidl[i], sizePidl); offset += sizePidl; } GlobalUnlock(hGlobal); return hGlobal; } HGLOBAL RenderSHELLIDLISTOFFSET (LPITEMIDLIST pidlRoot, LPITEMIDLIST * apidl, UINT cidl) { FIXME("\n"); return 0; } HGLOBAL RenderFILECONTENTS (LPITEMIDLIST pidlRoot, LPITEMIDLIST * apidl, UINT cidl) { FIXME("\n"); return 0; } HGLOBAL RenderFILEDESCRIPTOR (LPITEMIDLIST pidlRoot, LPITEMIDLIST * apidl, UINT cidl) { FIXME("\n"); return 0; } HGLOBAL RenderFILENAMEA (LPITEMIDLIST pidlRoot, LPITEMIDLIST * apidl, UINT cidl) { int size = 0; char szTemp[MAX_PATH], *szFileName; LPITEMIDLIST pidl; HGLOBAL hGlobal; BOOL bSuccess; TRACE("(%p,%p,%u)\n", pidlRoot, apidl, cidl); /* get path of combined pidl */ pidl = ILCombine(pidlRoot, apidl[0]); if (!pidl) return 0; bSuccess = SHGetPathFromIDListA(pidl, szTemp); SHFree(pidl); if (!bSuccess) return 0; size = strlen(szTemp) + 1; /* fill the structure */ hGlobal = GlobalAlloc(GHND|GMEM_SHARE, size); if(!hGlobal) return hGlobal; szFileName = GlobalLock(hGlobal); memcpy(szFileName, szTemp, size); GlobalUnlock(hGlobal); return hGlobal; } HGLOBAL RenderFILENAMEW (LPITEMIDLIST pidlRoot, LPITEMIDLIST * apidl, UINT cidl) { int size = 0; WCHAR szTemp[MAX_PATH], *szFileName; LPITEMIDLIST pidl; HGLOBAL hGlobal; BOOL bSuccess; TRACE("(%p,%p,%u)\n", pidlRoot, apidl, cidl); /* get path of combined pidl */ pidl = ILCombine(pidlRoot, apidl[0]); if (!pidl) return 0; bSuccess = SHGetPathFromIDListW(pidl, szTemp); SHFree(pidl); if (!bSuccess) return 0; size = (strlenW(szTemp)+1) * sizeof(WCHAR); /* fill the structure */ hGlobal = GlobalAlloc(GHND|GMEM_SHARE, size); if(!hGlobal) return hGlobal; szFileName = GlobalLock(hGlobal); memcpy(szFileName, szTemp, size); GlobalUnlock(hGlobal); return hGlobal; } HGLOBAL RenderPREFEREDDROPEFFECT (DWORD dwFlags) { DWORD * pdwFlag; HGLOBAL hGlobal; TRACE("(0x%08x)\n", dwFlags); hGlobal = GlobalAlloc(GHND|GMEM_SHARE, sizeof(DWORD)); if(!hGlobal) return hGlobal; pdwFlag = GlobalLock(hGlobal); *pdwFlag = dwFlags; GlobalUnlock(hGlobal); return hGlobal; }