mirror of
https://github.com/reactos/reactos.git
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116 lines
3.1 KiB
C
116 lines
3.1 KiB
C
/*
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* ReactOS Management Console
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* Copyright (C) 2006 - 2007 Thomas Weidenmueller
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "precomp.h"
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INT
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LengthOfStrResource(IN HINSTANCE hInst,
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IN UINT uID)
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{
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HRSRC hrSrc;
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HGLOBAL hRes;
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LPWSTR lpName, lpStr;
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if (hInst == NULL)
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{
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return -1;
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}
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/* There are always blocks of 16 strings */
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lpName = (LPWSTR)MAKEINTRESOURCE((uID >> 4) + 1);
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/* Find the string table block */
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if ((hrSrc = FindResourceW(hInst, lpName, (LPWSTR)RT_STRING)) &&
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(hRes = LoadResource(hInst, hrSrc)) &&
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(lpStr = LockResource(hRes)))
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{
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UINT x;
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/* Find the string we're looking for */
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uID &= 0xF; /* position in the block, same as % 16 */
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for (x = 0; x < uID; x++)
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{
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lpStr += (*lpStr) + 1;
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}
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/* Found the string */
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return (int)(*lpStr);
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}
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return -1;
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}
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static INT
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AllocAndLoadString(OUT LPTSTR *lpTarget,
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IN HINSTANCE hInst,
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IN UINT uID)
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{
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INT ln;
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ln = LengthOfStrResource(hInst,
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uID);
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if (ln++ > 0)
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{
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(*lpTarget) = (LPWSTR)LocalAlloc(LMEM_FIXED,
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ln * sizeof(TCHAR));
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if ((*lpTarget) != NULL)
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{
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INT Ret;
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if (!(Ret = LoadString(hInst, uID, *lpTarget, ln)))
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{
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LocalFree((HLOCAL)(*lpTarget));
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}
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return Ret;
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}
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}
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return 0;
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}
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DWORD
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LoadAndFormatString(IN HINSTANCE hInstance,
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IN UINT uID,
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OUT LPTSTR *lpTarget,
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...)
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{
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DWORD Ret = 0;
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LPWSTR lpFormat;
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va_list lArgs;
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if (AllocAndLoadString(&lpFormat,
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hInstance,
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uID) != 0)
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{
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va_start(lArgs, lpTarget);
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/* let's use FormatMessage to format it because it has the ability to allocate
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memory automatically */
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Ret = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
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lpFormat,
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0,
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0,
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(LPTSTR)lpTarget,
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0,
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&lArgs);
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va_end(lArgs);
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LocalFree((HLOCAL)lpFormat);
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}
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return Ret;
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}
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