project64/Source/nragev20/International.cpp

201 lines
5.7 KiB
C++

/*
N-Rage`s Dinput8 Plugin
(C) 2002, 2006 Norbert Wladyka
Author`s Email: norbert.wladyka@chello.at
Website: http://go.to/nrage
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
// Internationalization routines go in this file.
#include "International.h"
#include <windows.h>
#include <tchar.h>
#include <stdio.h>
#include <stdlib.h>
#include "debug.h"
LANGID GetNTDLLNativeLangID();
BOOL IsHongKongVersion();
BOOL CALLBACK EnumLangProc(HANDLE hModule, LPCTSTR lpszType, LPCTSTR lpszName, WORD wIDLanguage, LONG_PTR lParam);
// The following routines are ripped straight from the SatDLL sample project on the Visual Studio .NET CDs.
// Props to the MS coders for making this solid piece of work. --rabid
// "If it ain't broke, don't fix it."
// Loads the satellite DLL specified for the language DesiredLanguage
HMODULE LoadLanguageDLL(LANGID DesiredLanguage)
{
TCHAR SatellitePath[MAX_PATH];
HMODULE hDLL;
// First try to load the library with the fully specified language
_stprintf(SatellitePath, _T("NRage-Language-%u.dll"), DesiredLanguage);
hDLL = LoadLibraryEx(SatellitePath, 0, 0);
if( hDLL )
return hDLL;
else
{ // try the primary language ID
DesiredLanguage = PRIMARYLANGID(DesiredLanguage);
_stprintf(SatellitePath, _T("NRage-Language-%u.dll"), DesiredLanguage);
hDLL = LoadLibraryEx(SatellitePath, 0, 0);
if( hDLL )
return hDLL;
else
{
DebugWrite(_T("Couldn't load library: %s\n"), SatellitePath);
return NULL;
}
}
}
// The following functions contain code to
// detect the language in which the initial
// user interface should be displayed
BOOL CALLBACK EnumLangProc(HANDLE hModule, LPCTSTR lpszType, LPCTSTR lpszName,
WORD wIDLanguage, LONG_PTR lParam)
{
PLANGINFO LangInfo;
LangInfo = (PLANGINFO) lParam;
LangInfo->Count++;
LangInfo->LangID = wIDLanguage;
return (TRUE); // continue enumeration
}
// Detects the language of ntdll.dll with some specific processing for
// the Hongkong SAR version
LANGID GetNTDLLNativeLangID()
{
LANGINFO LangInfo;
LPCTSTR Type = (LPCTSTR) ((LPVOID)((WORD)16));
LPCTSTR Name = (LPCTSTR) 1;
ZeroMemory(&LangInfo,sizeof(LangInfo));
// Get the HModule for ntdll.
HMODULE hMod = GetModuleHandle(_T("ntdll.dll"));
if (hMod==NULL)
{
return(0);
}
BOOL result = EnumResourceLanguages(hMod, Type, Name, (ENUMRESLANGPROC)EnumLangProc, (LONG_PTR) &LangInfo);
if (!result || (LangInfo.Count > 2) || (LangInfo.Count < 1) )
{
return (0);
}
return (LangInfo.LangID);
}
// Checks if NT4 system is Hongkong SAR version
BOOL IsHongKongVersion()
{
HMODULE hMod;
BOOL bRet=FALSE;
typedef BOOL (WINAPI *IMMRELEASECONTEXT)(HWND,HIMC);
IMMRELEASECONTEXT pImmReleaseContext;
hMod = LoadLibrary(_T("imm32.dll"));
if (hMod)
{
pImmReleaseContext = (IMMRELEASECONTEXT)GetProcAddress(hMod,"ImmReleaseContext");
if (pImmReleaseContext) {
bRet = pImmReleaseContext(NULL,0);
}
FreeLibrary(hMod);
}
return (bRet);
}
// This function detects a correct initial UI language for all
// platforms (Win9x, ME, NT4, Windows 2000, Windows XP)
LANGID DetectLanguage()
{
#define MAX_KEY_BUFFER 80
OSVERSIONINFO VersionInfo;
LANGID uiLangID = 0;
HKEY hKey;
DWORD Type, BuffLen = MAX_KEY_BUFFER;
TCHAR LangKeyValue[MAX_KEY_BUFFER];
VersionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if( !GetVersionEx(&VersionInfo) )
return(0);
switch( VersionInfo.dwPlatformId )
{
// On Windows NT, Windows 2000 or higher
case VER_PLATFORM_WIN32_NT:
if( VersionInfo.dwMajorVersion >= 5) // Windows 2000 or higher
{
// we need to dynamically link the GetUserDefaultUILanguage func
HMODULE hmKernDLL = LoadLibrary(_T("kernel32.dll"));
if (hmKernDLL)
{
LANGID (*fpGetLang)() = NULL;
fpGetLang = (LANGID(*)(void))GetProcAddress(hmKernDLL, "GetUserDefaultUILanguage");
uiLangID = fpGetLang();
} // and if we couldn't load kernel32.dll, just fall back to default language
}
else
{ // for NT4 check the language of ntdll.dll
uiLangID = GetNTDLLNativeLangID();
if (uiLangID == 1033)
{ // special processing for Honkong SAR version of NT4
if (IsHongKongVersion())
{
uiLangID = 3076;
}
}
}
break;
// On Windows 95, Windows 98 or Windows ME
case VER_PLATFORM_WIN32_WINDOWS:
// Open the registry key for the UI language
if( RegOpenKeyEx(HKEY_CURRENT_USER,_T("Default\\Control Panel\\Desktop\\ResourceLocale"), 0,
KEY_QUERY_VALUE, &hKey) == ERROR_SUCCESS )
{
// Get the type of the default key
if( RegQueryValueEx(hKey, NULL, NULL, &Type, NULL, NULL) == ERROR_SUCCESS
&& Type == REG_SZ )
{ // Read the key value
if( RegQueryValueEx(hKey, NULL, NULL, &Type, (LPBYTE)LangKeyValue, &BuffLen)
== ERROR_SUCCESS )
{
uiLangID = _ttoi(LangKeyValue);
}
}
RegCloseKey(hKey);
}
break;
}
if (uiLangID == 0)
{
uiLangID = GetUserDefaultLangID();
}
// Return the found language ID.
return (uiLangID);
}