////////////////////////////////////////////////////////////////
// 1998 Microsoft Systems Journal
//
// If this code works, it was written by Paul DiLascia.
// If not, I don't know who wrote it.
//
#ifndef __MODULEVER_H
#define __MODULEVER_H

// tell linker to link with version.lib for VerQueryValue, etc.
#pragma comment(linker, "/defaultlib:version.lib")

#ifndef DLLVERSIONINFO
// following is from shlwapi.h, in November 1997 release of the Windows SDK

typedef struct _DllVersionInfo
{
        DWORD cbSize;
        DWORD dwMajorVersion;                   // Major version
        DWORD dwMinorVersion;                   // Minor version
        DWORD dwBuildNumber;                    // Build number
        DWORD dwPlatformID;                     // DLLVER_PLATFORM_*
} DLLVERSIONINFO;

// Platform IDs for DLLVERSIONINFO
#define DLLVER_PLATFORM_WINDOWS         0x00000001      // Windows 95
#define DLLVER_PLATFORM_NT              0x00000002      // Windows NT

#endif // DLLVERSIONINFO



//////////////////
// CModuleVersion version info about a module.
// To use:
//
// CModuleVersion ver
// if (ver.GetFileVersionInfo("_T("mymodule))) {
//		// info is in ver, you can call GetValue to get variable info like
//		CString s = ver.GetValue(_T("CompanyName"));
// }
//
// You can also call the static fn DllGetVersion to get DLLVERSIONINFO.
//
class CModuleVersion : public VS_FIXEDFILEINFO {
protected:
	BYTE* m_pVersionInfo;	// all version info

	struct TRANSLATION {
		WORD langID;			// language ID
		WORD charset;			// character set (code page)
	} m_translation;

public:
	CModuleVersion();
	virtual ~CModuleVersion();

	BOOL		GetFileVersionInfo(LPCTSTR modulename);
	CString	GetValue(LPCTSTR lpKeyName);
	static BOOL DllGetVersion(LPCTSTR modulename, DLLVERSIONINFO& dvi);
};

#endif