147 lines
3.5 KiB
C++
147 lines
3.5 KiB
C++
// FileVersion.cpp: implementation of the CFileVersion class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "FileVersion.h"
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#ifdef _DEBUG
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#undef THIS_FILE
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static char THIS_FILE[]=__FILE__;
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#define new DEBUG_NEW
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#endif
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CFileVersion::CFileVersion()
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{
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m_lpVersionData = NULL;
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m_dwLangCharset = 0;
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}
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CFileVersion::~CFileVersion()
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{
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Close();
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}
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void CFileVersion::Close()
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{
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delete[] m_lpVersionData;
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m_lpVersionData = NULL;
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m_dwLangCharset = 0;
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}
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BOOL CFileVersion::Open(LPCTSTR lpszModuleName)
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{
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ASSERT(_tcslen(lpszModuleName) > 0);
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ASSERT(m_lpVersionData == NULL);
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// Get the version information size for allocate the buffer
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DWORD dwHandle;
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DWORD dwDataSize = ::GetFileVersionInfoSize((LPTSTR)lpszModuleName, &dwHandle);
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if ( dwDataSize == 0 )
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return FALSE;
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// Allocate buffer and retrieve version information
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m_lpVersionData = new BYTE[dwDataSize];
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if (!::GetFileVersionInfo((LPTSTR)lpszModuleName, dwHandle, dwDataSize,
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(void**)m_lpVersionData) )
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{
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Close();
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return FALSE;
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}
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// Retrieve the first language and character-set identifier
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UINT nQuerySize;
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DWORD* pTransTable;
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if (!::VerQueryValue(m_lpVersionData, _T("\\VarFileInfo\\Translation"),
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(void **)&pTransTable, &nQuerySize) )
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{
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Close();
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return FALSE;
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}
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// Swap the words to have lang-charset in the correct format
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m_dwLangCharset = MAKELONG(HIWORD(pTransTable[0]), LOWORD(pTransTable[0]));
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return TRUE;
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}
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CString CFileVersion::QueryValue(LPCTSTR lpszValueName,
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DWORD dwLangCharset /* = 0*/)
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{
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// Must call Open() first
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// ASSERT(m_lpVersionData != NULL);
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if ( m_lpVersionData == NULL )
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return (CString)_T("");
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// If no lang-charset specified use default
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if ( dwLangCharset == 0 )
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dwLangCharset = m_dwLangCharset;
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// Query version information value
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UINT nQuerySize;
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LPVOID lpData;
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CString strValue, strBlockName;
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strBlockName.Format(_T("\\StringFileInfo\\%08lx\\%s"),
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dwLangCharset, lpszValueName);
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if ( ::VerQueryValue((void **)m_lpVersionData, strBlockName.GetBuffer(0),
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&lpData, &nQuerySize) )
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strValue = (LPCTSTR)lpData;
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strBlockName.ReleaseBuffer();
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return strValue;
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}
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BOOL CFileVersion::GetFixedInfo(VS_FIXEDFILEINFO& vsffi)
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{
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// Must call Open() first
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ASSERT(m_lpVersionData != NULL);
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if ( m_lpVersionData == NULL )
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return FALSE;
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UINT nQuerySize;
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VS_FIXEDFILEINFO* pVsffi;
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if ( ::VerQueryValue((void **)m_lpVersionData, _T("\\"),
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(void**)&pVsffi, &nQuerySize) )
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{
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vsffi = *pVsffi;
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return TRUE;
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}
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return FALSE;
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}
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CString CFileVersion::GetFixedFileVersion()
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{
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CString strVersion;
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VS_FIXEDFILEINFO vsffi;
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if ( GetFixedInfo(vsffi) )
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{
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strVersion.Format(_T("%u,%u,%u,%u"),HIWORD(vsffi.dwFileVersionMS),
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LOWORD(vsffi.dwFileVersionMS),
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HIWORD(vsffi.dwFileVersionLS),
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LOWORD(vsffi.dwFileVersionLS));
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}
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return strVersion;
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}
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CString CFileVersion::GetFixedProductVersion()
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{
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CString strVersion;
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VS_FIXEDFILEINFO vsffi;
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if ( GetFixedInfo(vsffi) )
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{
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strVersion.Format(_T("%u,%u,%u,%u"), HIWORD(vsffi.dwProductVersionMS),
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LOWORD(vsffi.dwProductVersionMS),
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HIWORD(vsffi.dwProductVersionLS),
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LOWORD(vsffi.dwProductVersionLS));
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}
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return strVersion;
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}
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