dlls/commdlg/filetitle.c

   1 /*
   2  * COMMDLG - File Dialogs
   3  *
   4  * Copyright 1994 Martin Ayotte
   5  * Copyright 1996 Albrecht Kleine
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include <string.h>
  23
  24 #include "winbase.h"
  25 #include "winnls.h"
  26 #include "winternl.h"
  27 #include "commdlg.h"
  28 #include "cdlg.h"
  29 #include "wine/unicode.h"
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(commdlg);
  33
  34 /***********************************************************************
  35  *      GetFileTitleA           (COMDLG32.@)
  36  *
  37  */
  38 short WINAPI GetFileTitleA(LPCSTR lpFile, LPSTR lpTitle, UINT cbBuf)
  39 {
  40     int ret;
  41     UNICODE_STRING strWFile;
  42     LPWSTR lpWTitle;
  43
  44     RtlCreateUnicodeStringFromAsciiz(&strWFile, lpFile);
  45     lpWTitle = RtlAllocateHeap( GetProcessHeap(), 0, cbBuf*sizeof(WCHAR));
  46     ret = GetFileTitleW(strWFile.Buffer, lpWTitle, cbBuf);
  47     if (!ret) WideCharToMultiByte( CP_ACP, 0, lpWTitle, -1, lpTitle, cbBuf, NULL, NULL );
  48     RtlFreeUnicodeString( &strWFile );
  49     RtlFreeHeap( GetProcessHeap(), 0, lpWTitle );
  50     return ret;
  51 }
  52
  53
  54 /***********************************************************************
  55  *      GetFileTitleW           (COMDLG32.@)
  56  *
  57  */
  58 short WINAPI GetFileTitleW(LPCWSTR lpFile, LPWSTR lpTitle, UINT cbBuf)
  59 {
  60         int i, len;
  61         static const WCHAR brkpoint[] = {'*','[',']',0};
  62         TRACE("(%p %p %d); \n", lpFile, lpTitle, cbBuf);
  63
  64         if(lpFile == NULL || lpTitle == NULL)
  65                 return -1;
  66
  67         len = strlenW(lpFile);
  68
  69         if (len == 0)
  70                 return -1;
  71
  72         if(strpbrkW(lpFile, brkpoint))
  73                 return -1;
  74
  75         len--;
  76
  77         if(lpFile[len] == '/' || lpFile[len] == '\\' || lpFile[len] == ':')
  78                 return -1;
  79
  80         for(i = len; i >= 0; i--)
  81         {
  82                 if (lpFile[i] == '/' ||  lpFile[i] == '\\' ||  lpFile[i] == ':')
  83                 {
  84                         i++;
  85                         break;
  86                 }
  87         }
  88
  89         if(i == -1)
  90                 i++;
  91
  92         TRACE("---> '%s' \n", debugstr_w(&lpFile[i]));
  93
  94         len = strlenW(lpFile+i)+1;
  95         if(cbBuf < len)
  96                 return len;
  97
  98         strcpyW(lpTitle, &lpFile[i]);
  99         return 0;
 100 }
 101
 102
 103 /***********************************************************************
 104  *      GetFileTitle            (COMMDLG.27)
 105  */
 106 short WINAPI GetFileTitle16(LPCSTR lpFile, LPSTR lpTitle, UINT16 cbBuf)
 107 {
 108         return GetFileTitleA(lpFile, lpTitle, cbBuf);
 109 }