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119 lines
2.7 KiB
C
119 lines
2.7 KiB
C
/*
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* PROJECT: ReactOS VGA Font Editor
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* LICENSE: GNU General Public License Version 2.0 only
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* FILE: devutils/vgafontedit/misc.c
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* PURPOSE: Some miscellaneous resource functions (copied from "devmgmt") and modified
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* COPYRIGHT: Copyright 2006 Ged Murphy <gedmurphy@gmail.com>
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* Copyright 2008 Colin Finck <mail@colinfinck.de>
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*/
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#include "precomp.h"
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static INT
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LengthOfStrResource(IN UINT uID)
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{
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HRSRC hrSrc;
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HGLOBAL hRes;
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PWSTR lpName, lpStr;
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/* There are always blocks of 16 strings */
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lpName = (PWSTR) MAKEINTRESOURCEW((uID >> 4) + 1);
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/* Find the string table block */
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if ((hrSrc = FindResourceW(hInstance, lpName, (PWSTR)RT_STRING)) != 0 &&
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(hRes = LoadResource(hInstance, hrSrc)) != 0 &&
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(lpStr = (PWSTR)LockResource(hRes)) != 0)
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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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lpStr += (*lpStr) + 1;
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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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INT
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AllocAndLoadString(OUT PWSTR *lpTarget, IN UINT uID)
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{
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INT ln;
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ln = LengthOfStrResource(uID);
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if (ln++ > 0)
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{
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(*lpTarget) = (PWSTR) HeapAlloc( hProcessHeap, 0, ln * sizeof(WCHAR) );
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if (*lpTarget)
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{
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INT nRet;
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nRet = LoadStringW(hInstance, uID, *lpTarget, ln);
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if (!nRet)
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HeapFree(hProcessHeap, 0, *lpTarget);
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return nRet;
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}
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}
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return 0;
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}
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static DWORD
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VarListLoadAndFormatString(IN UINT uID, OUT PWSTR *lpTarget, IN va_list* Args)
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{
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DWORD Ret = 0;
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PWSTR lpFormat;
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if (AllocAndLoadString(&lpFormat, uID) > 0)
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{
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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 = FormatMessageW(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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(LPWSTR)lpTarget,
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0,
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Args);
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HeapFree(hProcessHeap, 0, lpFormat);
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}
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return Ret;
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}
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DWORD
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LoadAndFormatString(IN UINT uID, OUT PWSTR *lpTarget, ...)
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{
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DWORD Ret;
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va_list Args;
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va_start(Args, lpTarget);
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Ret = VarListLoadAndFormatString(uID, lpTarget, &Args);
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va_end(Args);
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return Ret;
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}
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VOID
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LocalizedError(IN UINT uID, ...)
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{
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PWSTR pszError;
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va_list Args;
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va_start(Args, uID);
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VarListLoadAndFormatString(uID, &pszError, &Args);
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va_end(Args);
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MessageBoxW(NULL, pszError, szAppName, MB_ICONERROR);
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HeapFree(hProcessHeap, 0, pszError);
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}
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