About dialog from version resource

dlg.cpp

#include <windows.h>
#include <Strsafe.h>
#include <vector>
#include <boost/align/aligned_allocator.hpp>
#include <iostream>
#include <iomanip>

typedef boost::alignment::aligned_allocator<void, 4> aligned_allocator;

class buffer
{
public:
	buffer() : buf(aligned_allocator()) { buf.reserve(100); }
	void align(std::size_t size)
	{
		std::size_t pad = size - buf.size() % size;
		if(pad != size) buf.insert(buf.end(), pad , 0);
	}
	template<typename T>
	void add(const T& t)
	{
		auto st = static_cast<const char*>(static_cast<const void*>(&t));
		buf.insert(buf.end(), st, st + sizeof(T));
	}
	void add(LPCWSTR lp)
	{
		std::size_t len = lstrlenW(lp);
		auto st = static_cast<const char*>(static_cast<const void*>(lp));
		buf.insert(buf.end(), st, st+(len+1)*sizeof(WCHAR));
	}
	void add(const std::wstring& w)
	{
		auto st = static_cast<const char*>(static_cast<const void*>(w.data()));
		buf.insert(buf.end(), st, st+(w.size()+1)*sizeof(WCHAR));
	}
	const char* data() const { return buf.data(); }
	std::size_t size() const { return buf.size(); }
private:
	std::vector<char, aligned_allocator> buf;
};

INT_PTR CALLBACK DialogProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	switch(uMsg) {
	case WM_INITDIALOG:
		return TRUE;
	case WM_COMMAND:
		switch(LOWORD(wParam)) {
		case IDOK:
			EndDialog(hwndDlg, 0);
			break;
		}
		break;
	case WM_CLOSE:
		EndDialog(hwndDlg, 0);
		return TRUE;
	}
	return FALSE;
}

// TODO: specify position
// TODO: size adjustment
// TODO: icon control
int main(void)
{
	char buf[2048];
	GetModuleFileName(0, buf, sizeof(buf));
	DWORD dwSize = GetFileVersionInfoSize(buf, 0);
	std::vector<char> v(dwSize);
	GetFileVersionInfo(buf, 0, dwSize, v.data());

	struct LANGANDCODEPAGE {
		WORD wLanguage;
		WORD wCodePage;
	} *lpTranslate;

	UINT uiLen;
	VerQueryValue(v.data(), "\\VarFileInfo\\Translation", (LPVOID*)&lpTranslate, &uiLen);
	UINT uiIdx = 0, uiPrior = 0;
	for(UINT i = 1; i < uiLen / sizeof(*lpTranslate); ++i) {
		UINT uiTemp = 0;
		if(lpTranslate[i].wLanguage == 0x0411 && lpTranslate[i].wCodePage == 0x03A4) { // JP, SJIS
			uiTemp = 4;
		} else if(lpTranslate[i].wLanguage == 0x0411) { // JP
			uiTemp = 3;
		} else if(lpTranslate[i].wLanguage == 0x0409 && lpTranslate[i].wCodePage == 0x04E4) { // ENG, ANSI
			uiTemp = 2;
		} else if(lpTranslate[i].wLanguage == 0x0409) { // ENG
			uiTemp = 1;
		}
		if(uiTemp > uiPrior) {
			uiTemp = uiPrior;
			uiIdx = i;
		}
	}
	WCHAR wbuf[128];
	LPWSTR lp;
	UINT uiSize;
	StringCbPrintfW(wbuf, sizeof(wbuf), L"\\StringFileInfo\\%04x%04x\\ProductName", lpTranslate[uiIdx].wLanguage, lpTranslate[uiIdx].wCodePage);
	VerQueryValueW(v.data(), wbuf, (LPVOID*)&lp, &uiSize);
	std::wstring wsProductName(lp);
	StringCbPrintfW(wbuf, sizeof(wbuf), L"\\StringFileInfo\\%04x%04x\\ProductVersion", lpTranslate[uiIdx].wLanguage, lpTranslate[uiIdx].wCodePage);
	VerQueryValueW(v.data(), wbuf, (LPVOID*)&lp, &uiSize);
	std::wstring wsProductVersion(lp);
	StringCbPrintfW(wbuf, sizeof(wbuf), L"\\StringFileInfo\\%04x%04x\\FileDescription", lpTranslate[uiIdx].wLanguage, lpTranslate[uiIdx].wCodePage);
	VerQueryValueW(v.data(), wbuf, (LPVOID*)&lp, &uiSize);
	std::wstring wsFileDescription(lp);
	StringCbPrintfW(wbuf, sizeof(wbuf), L"\\StringFileInfo\\%04x%04x\\LegalCopyright", lpTranslate[uiIdx].wLanguage, lpTranslate[uiIdx].wCodePage);
	VerQueryValueW(v.data(), wbuf, (LPVOID*)&lp, &uiSize);
	std::wstring wsLegalCopyright(lp);

	buffer buffer;
// DLGTEMPLATEEX
	buffer.add<WORD>(1);      // dlgVer
	buffer.add<WORD>(0xFFFF); // signature
	buffer.add<DWORD>(0);     // helpID
	buffer.add<DWORD>(0);     // exStyle
	buffer.add<DWORD>(DS_MODALFRAME | DS_SHELLFONT | WS_CAPTION | WS_POPUP | WS_SYSMENU);
	                          // style
	buffer.add<WORD>(4);      // cDlgItems
	buffer.add<short>(0);     // x
	buffer.add<short>(0);     // y
	buffer.add<short>(140);   // cx
	buffer.add<short>(80);    // cy
	buffer.add<WORD>(0);      // menu
	buffer.add<WORD>(0);      // windowClass
	buffer.add(L"About");      // title
	buffer.add<WORD>(8);      // pointsize
	buffer.add<WORD>(400);    // weight
	buffer.add<BYTE>(0);      // italic
	buffer.add<BYTE>(1);      // charset
	buffer.add(L"MS Shell Dlg");
	                          // typeface

// DLGITEMTEMPLATEEX
	buffer.align(4);
	buffer.add<DWORD>(0);     // helpID
	buffer.add<DWORD>(0);     // exStyle
	buffer.add<DWORD>(SS_LEFT | WS_VISIBLE);
	                          // style
	buffer.add<short>(10);    // x
	buffer.add<short>(10);    // y
	buffer.add<short>(120);   // cx
	buffer.add<short>(7);     // cy
	buffer.add<DWORD>(-1);    // id
	buffer.add<WORD>(0xFFFF); // windowClass
	buffer.add<WORD>(0x0082);
	buffer.add(wsProductName + L"  " + wsProductVersion);
	                          // title
	buffer.add<WORD>(0);      // extraCount

	buffer.align(4);
	buffer.add<DWORD>(0);     // helpID
	buffer.add<DWORD>(0);     // exStyle
	buffer.add<DWORD>(SS_LEFT | WS_VISIBLE);
	                          // style
	buffer.add<short>(10);    // x
	buffer.add<short>(30);    // y
	buffer.add<short>(120);   // cx
	buffer.add<short>(7);     // cy
	buffer.add<DWORD>(-1);    // id
	buffer.add<WORD>(0xFFFF); // windowClass
	buffer.add<WORD>(0x0082);
	buffer.add(wsFileDescription);
	                          // title
	buffer.add<WORD>(0);      // extraCount

	buffer.align(4);
	buffer.add<DWORD>(0);     // helpID
	buffer.add<DWORD>(0);     // exStyle
	buffer.add<DWORD>(SS_LEFT | WS_VISIBLE);
	                          // style
	buffer.add<short>(10);    // x
	buffer.add<short>(40);    // y
	buffer.add<short>(120);   // cx
	buffer.add<short>(7);     // cy
	buffer.add<DWORD>(-1);    // id
	buffer.add<WORD>(0xFFFF); // windowClass
	buffer.add<WORD>(0x0082);
	buffer.add(wsLegalCopyright);
	                          // title
	buffer.add<WORD>(0);      // extraCount

	buffer.align(4);
	buffer.add<DWORD>(0);     // helpID
	buffer.add<DWORD>(0);     // exStyle
	buffer.add<DWORD>(BS_DEFPUSHBUTTON | WS_TABSTOP | WS_VISIBLE);
	                          // style
	buffer.add<short>(45);    // x
	buffer.add<short>(60);    // y
	buffer.add<short>(50);    // cx
	buffer.add<short>(14);    // cy
	buffer.add<DWORD>(IDOK);  // id
	buffer.add<WORD>(0xFFFF); // windowClass
	buffer.add<WORD>(0x0080);
	buffer.add(L"OK");        // title
	buffer.add<WORD>(0);      // extraCount

	DialogBoxIndirect(GetModuleHandle(0), reinterpret_cast<LPCDLGTEMPLATE>(buffer.data()), 0, DialogProc);

	return 0;
}

dlg.rc

#include <windows.h>
//
// Version Information resources
//
1 VERSIONINFO
    FILEVERSION     0,1,2015,105
    PRODUCTVERSION  0,1,2015,105
    FILEOS          VOS_NT_WINDOWS32
    FILETYPE        VFT_DLL
    FILESUBTYPE     VFT2_UNKNOWN
    FILEFLAGSMASK   VS_FFI_FILEFLAGSMASK
    FILEFLAGS       0x00000000
BEGIN
    BLOCK "StringFileInfo"
    BEGIN
        BLOCK "041103A4"
        BEGIN
            VALUE "CompanyName", "Yak!"
            VALUE "FileDescription", "Some file description"
            VALUE "FileVersion", "Ver 0.01 (2015/01/05)"
            VALUE "InternalName", "filename.ext"
            VALUE "LegalCopyright", "Written by Yak!"
            VALUE "OriginalFilename", "filename.ext"
            VALUE "ProductName", "filename.ext"
            VALUE "ProductVersion", "Ver 0.01 (2015/01/05)"
        END
    END
    BLOCK "VarFileInfo"
    BEGIN
        VALUE "Translation", 0x0411, 0x03A4
    END
END

Makefile

dlg.exe: dlg.obj dlg.res
	cl /EHsc /I c:\usr\local\boost dlg.obj dlg.res user32.lib version.lib

dlg.obj: dlg.cpp
	cl /EHsc /c /I c:\usr\local\boost dlg.cpp

dlg.res: dlg.rc
	rc dlg.rc