107 lines
2.6 KiB
C++
107 lines
2.6 KiB
C++
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/*****************************************************************************
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*
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* (C) COPYRIGHT MICROSOFT CORPORATION, 2000
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*
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* TITLE: AppUtil.cpp
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*
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* VERSION: 1.0
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*
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* DATE: 2000/11/14
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*
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* DESCRIPTION: Misc application utilities
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*
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*****************************************************************************/
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#include <stdafx.h>
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#include "wiavideotest.h"
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/****************************Local Function Prototypes********************/
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///////////////////////////////
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// AppUtil_ConvertToWideString
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//
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HRESULT AppUtil_ConvertToWideString(const TCHAR *pszStringToConvert,
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WCHAR *pwszString,
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UINT cchString)
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{
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HRESULT hr = S_OK;
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if ((pszStringToConvert == NULL) ||
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(pwszString == NULL))
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{
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return E_POINTER;
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}
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#ifdef UNICODE
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wcsncpy(pwszString, pszStringToConvert, cchString);
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#else
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MultiByteToWideChar(CP_ACP, 0, pszStringToConvert, -1,
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pwszString, cchString);
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#endif
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return hr;
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}
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///////////////////////////////
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// AppUtil_ConvertToTCHAR
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//
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HRESULT AppUtil_ConvertToTCHAR(const WCHAR *pwszStringToConvert,
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TCHAR *pszString,
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UINT cchString)
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{
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HRESULT hr = S_OK;
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if ((pwszStringToConvert == NULL) ||
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(pszString == NULL))
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{
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return E_POINTER;
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}
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#ifdef UNICODE
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wcsncpy(pszString, pwszStringToConvert, cchString);
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#else
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WideCharToMultiByte(CP_ACP, 0, pwszStringToConvert,
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-1, pszString, cchString * sizeof(TCHAR), NULL, NULL);
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#endif
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return hr;
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}
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///////////////////////////////
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// AppUtil_MsgBox
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//
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int AppUtil_MsgBox(UINT uiCaption,
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UINT uiTextResID,
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UINT uiStyle,
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...)
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{
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HRESULT hr = S_OK;
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TCHAR szCaption[255 + 1] = {0};
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TCHAR szFmt[511 + 1] = {0};
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TCHAR szMsg[1023 + 1] = {0};
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int iResult = 0;
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va_list vArgs;
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if (uiCaption != 0)
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{
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iResult = LoadString(APP_GVAR.hInstance, uiCaption, szCaption,
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sizeof(szCaption) / sizeof(TCHAR));
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}
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if (uiTextResID != 0)
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{
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iResult = LoadString(APP_GVAR.hInstance, uiTextResID, szFmt,
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sizeof(szFmt) / sizeof(TCHAR));
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}
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va_start(vArgs, uiStyle);
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_vsntprintf(szMsg, sizeof(szMsg) / sizeof(TCHAR), szFmt, vArgs);
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va_end(vArgs);
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return MessageBox(APP_GVAR.hwndMainDlg, szMsg, szCaption, uiStyle);
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}
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