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Diffstat (limited to 'common/commonhelpers.cpp')
| -rw-r--r-- | common/commonhelpers.cpp | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/common/commonhelpers.cpp b/common/commonhelpers.cpp new file mode 100644 index 0000000..03735ff --- /dev/null +++ b/common/commonhelpers.cpp @@ -0,0 +1,139 @@ +// commonhelpers.cpp - Implementation of common global helper functions +// +// WinDirStat - Directory Statistics +// Copyright (C) 2003 Bernhard Seifert +// +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 2 of the License, or +// (at your option) any later version. +// +// This program 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 General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +// +// Author: bseifert@users.sourceforge.net, bseifert@daccord.net + +#ifndef WINVER // Allow use of features specific to Windows 95 and Windows NT 4 or later. +#define WINVER 0x0400 // Change this to the appropriate value to target Windows 98 and Windows 2000 or later. +#endif + +#include <afxwin.h> // MFC core and standard components +#include <atlbase.h> // CComPtr, USES_CONVERSION + +#include "mdexceptions.h" + +#include "commonhelpers.h" + + +CString GetShellExecuteError(UINT u) +{ + CString s; + + switch (u) + { + case 0: s=_T("The operating system is out of memory or resources."); break; + case ERROR_FILE_NOT_FOUND: s=_T("The specified file was not found."); break; + case ERROR_PATH_NOT_FOUND: s=_T("The specified path was not found."); break; + case ERROR_BAD_FORMAT: s=_T("The .exe file is invalid (non-Microsoft Win32 .exe or error in .exe image)."); break; + case SE_ERR_ACCESSDENIED: s=_T("The operating system denied access to the specified file."); break; + case SE_ERR_ASSOCINCOMPLETE:s=_T("The file name association is incomplete or invalid."); break; + case SE_ERR_DDEBUSY: s=_T("The Dynamic Data Exchange (DDE) transaction could not be completed because other DDE transactions were being processed."); break; + case SE_ERR_DDEFAIL: s=_T("The DDE transaction failed."); break; + case SE_ERR_DDETIMEOUT: s=_T("The DDE transaction could not be completed because the request timed out."); break; + case SE_ERR_DLLNOTFOUND: s=_T("The specified dynamic-link library (DLL) was not found."); break; + case SE_ERR_NOASSOC: s=_T("There is no application associated with the given file name extension. This error will also be returned if you attempt to print a file that is not printable."); break; + case SE_ERR_OOM: s=_T("There was not enough memory to complete the operation."); break; + case SE_ERR_SHARE: s=_T("A sharing violation occurred"); break; + default: s.Format(_T("Error Number %d"), u); break; + } + + return s; +} + + +CString MyStrRetToString(const LPITEMIDLIST pidl, const STRRET *strret) +{ + // StrRetToStr() is not always available (e.g. on Windows 98). + // So we use an own function instead. + USES_CONVERSION; + + CString s; + + switch (strret->uType) + { + case STRRET_CSTR: + s= strret->cStr; + break; + case STRRET_OFFSET: + s= A2T((char *)pidl + strret->uOffset); + break; + case STRRET_WSTR: + s= W2T(strret->pOleStr); + break; + } + + return s; +} + +void MyShellExecute(HWND hwnd, LPCTSTR lpOperation, LPCTSTR lpFile, LPCTSTR lpParameters, LPCTSTR lpDirectory, INT nShowCmd) throw (CException *) +{ + CWaitCursor wc; + + UINT h= (UINT)ShellExecute(hwnd, lpOperation, lpFile, lpParameters, lpDirectory, nShowCmd); + if (h <= 32) + MdThrowStringExceptionF(_T("ShellExecute failed: %1!s!"), GetShellExecuteError(h)); +} + + +CString GetBaseNameFromPath(LPCTSTR path) +{ + CString s= path; + int i= s.ReverseFind(_T('\\')); + if (i < 0) + return s; + return s.Mid(i + 1); +} + +bool FileExists(LPCTSTR path) +{ + CFileFind finder; + BOOL b= finder.FindFile(path); + if (b) + { + finder.FindNextFile(); + return !finder.IsDirectory(); + } + else + { + return false; + } +} + +CString LoadString(UINT resId) +{ + return MAKEINTRESOURCE(resId); +} + +CString GetAppFileName() +{ + CString s; + VERIFY(GetModuleFileName(NULL, s.GetBuffer(_MAX_PATH), _MAX_PATH)); + s.ReleaseBuffer(); + return s; +} + +CString GetAppFolder() +{ + CString s= GetAppFileName(); + int i= s.ReverseFind(_T('\\')); + ASSERT(i >= 0); + s= s.Left(i); + return s; +} + |