Use SDL locale

Source/Engine/Platform/Linux/LinuxPlatform.cpp

@@ -2112,6 +2112,7 @@ bool LinuxPlatform::Init()
 
     UnixGetMacAddress(MacAddress);
 
+#if !PLATFORM_SDL
     // Get user locale string
     setlocale(LC_ALL, "");
     const char* locale = setlocale(LC_CTYPE, NULL);
@@ -2121,6 +2122,7 @@ bool LinuxPlatform::Init()
     UserLocale.Replace('_', '-');
     if (UserLocale == TEXT("C"))
         UserLocale = TEXT("en");
+#endif
 
     // Get computer name string
     gethostname(buffer, UNIX_APP_BUFF_SIZE);
@@ -2706,6 +2708,7 @@ void LinuxPlatform::Exit()
 #endif
 }
 
+#if !PLATFORM_SDL
 String LinuxPlatform::GetSystemName()
 {
     Dictionary<String, String> configs = Impl::LoadConfigFile(TEXT("/etc/os-release"));
@@ -2734,6 +2737,7 @@ String LinuxPlatform::GetUserLocaleName()
 {
     return UserLocale;
 }
+#endif
 
 String LinuxPlatform::GetComputerName()
 {
@@ -2941,14 +2945,12 @@ bool LinuxPlatform::SetWorkingDirectory(const String& path)
     return chdir(StringAsANSI<>(*path).Get()) != 0;
 }
 
+#if !PLATFORM_SDL
 Window* LinuxPlatform::CreateWindow(const CreateWindowSettings& settings)
 {
-#if PLATFORM_SDL
-    return New<SDLWindow>(settings);
-#else
     return New<LinuxWindow>(settings);
-#endif
 }
+#endif
 
 extern char **environ;
 

Source/Engine/Platform/Linux/LinuxPlatform.h

@@ -123,8 +123,10 @@ public:
     static void Tick();
     static void BeforeExit();
     static void Exit();
+#if !PLATFORM_SDL
     static int32 GetDpi();
     static String GetUserLocaleName();
+#endif
     static String GetComputerName();
     static bool GetHasFocus();
     static bool CanOpenUrl(const StringView& url);
@@ -139,7 +141,9 @@ public:
     static Guid GetUniqueDeviceId();
     static String GetWorkingDirectory();
     static bool SetWorkingDirectory(const String& path);
+#if !PLATFORM_SDL
     static Window* CreateWindow(const CreateWindowSettings& settings);
+#endif
     static void GetEnvironmentVariables(Dictionary<String, String, HeapAllocation>& result);
     static bool GetEnvironmentVariable(const String& name, String& value);
     static bool SetEnvironmentVariable(const String& name, const String& value);

Source/Engine/Platform/SDL/SDLPlatform.cpp

@@ -18,6 +18,7 @@
 #include <SDL3/SDL_revision.h>
 #include <SDL3/SDL_system.h>
 #include <SDL3/SDL_version.h>
+#include <SDL3/SDL_locale.h>
 
 #if PLATFORM_LINUX
 #include "Engine/Engine/CommandLine.h"
@@ -32,6 +33,7 @@ uint32 SDLPlatform::DraggedWindowId = 0;
 namespace
 {
     int32 SystemDpi = 96;
+    String UserLocale("en");
 }
 
 bool SDLPlatform::Init()
@@ -82,6 +84,23 @@ bool SDLPlatform::Init()
     if (!SDL_InitSubSystem(SDL_INIT_VIDEO | SDL_INIT_GAMEPAD))
         Platform::Fatal(String::Format(TEXT("Failed to initialize SDL: {0}."), String(SDL_GetError())));
 
+    int localesCount = 0;
+    auto locales = SDL_GetPreferredLocales(&localesCount);
+    for (int i = 0; i < localesCount; i++)
+    {
+        auto language = StringAnsiView(locales[i]->language);
+        auto country = StringAnsiView(locales[i]->country);
+        if (language.StartsWith("en"))
+        {
+            if (country != nullptr)
+                UserLocale = String::Format(TEXT("{0}-{1}"), String(language), String(locales[i]->country));
+            else
+                UserLocale = String(language);
+            break;
+        }
+    }
+    SDL_free(locales);
+    
     if (InitPlatform())
         return true;
 
@@ -227,6 +246,11 @@ int32 SDLPlatform::GetDpi()
     return SystemDpi;
 }
 
+String SDLPlatform::GetUserLocaleName()
+{
+    return UserLocale;
+}
+
 void SDLPlatform::OpenUrl(const StringView& url)
 {
     StringAnsi urlStr(url);

Source/Engine/Platform/SDL/SDLPlatform.h

@@ -70,6 +70,7 @@ public:
     static void SetHighDpiAwarenessEnabled(bool enable);
     static BatteryInfo GetBatteryInfo();
     static int32 GetDpi();
+    static String GetUserLocaleName();
     static void OpenUrl(const StringView& url);
     static Float2 GetMousePosition();
     static void SetMousePosition(const Float2& pos);

Source/Engine/Platform/Windows/WindowsPlatform.cpp

@@ -690,11 +690,13 @@ bool WindowsPlatform::Init()
     DWORD tmp;
     Char buffer[256];
 
+#if !PLATFORM_SDL
     // Get user locale string
     if (GetUserDefaultLocaleName(buffer, LOCALE_NAME_MAX_LENGTH))
     {
         UserLocale = String(buffer);
     }
+#endif
 
     // Get computer name string
     if (GetComputerNameW(buffer, &tmp))
@@ -871,6 +873,7 @@ BatteryInfo WindowsPlatform::GetBatteryInfo()
     return info;
 }
 
+#if !PLATFORM_SDL
 int32 WindowsPlatform::GetDpi()
 {
     return SystemDpi;
@@ -880,6 +883,7 @@ String WindowsPlatform::GetUserLocaleName()
 {
     return UserLocale;
 }
+#endif
 
 String WindowsPlatform::GetComputerName()
 {
@@ -1250,12 +1254,10 @@ int32 WindowsPlatform::CreateProcess(CreateProcessSettings& settings)
 }
 
 #if !PLATFORM_SDL
-
 Window* WindowsPlatform::CreateWindow(const CreateWindowSettings& settings)
 {
     return New<WindowsWindow>(settings);
 }
-
 #endif
 
 void* WindowsPlatform::LoadLibrary(const Char* filename)

Source/Engine/Platform/Windows/WindowsPlatform.h

@@ -65,8 +65,10 @@ public:
     static String GetSystemName();
     static Version GetSystemVersion();
     static BatteryInfo GetBatteryInfo();
+#if !PLATFORM_SDL
     static int32 GetDpi();
     static String GetUserLocaleName();
+#endif
     static String GetComputerName();
     static bool GetHasFocus();
     static bool CanOpenUrl(const StringView& url);
@@ -80,7 +82,9 @@ public:
     static bool GetEnvironmentVariable(const String& name, String& value);
     static bool SetEnvironmentVariable(const String& name, const String& value);
     static int32 CreateProcess(CreateProcessSettings& settings);
+#if !PLATFORM_SDL
     static Window* CreateWindow(const CreateWindowSettings& settings);
+#endif
     static void* LoadLibrary(const Char* filename);
 #if CRASH_LOG_ENABLE
     static Array<StackFrame, HeapAllocation> GetStackFrames(int32 skipCount = 0, int32 maxDepth = 60, void* context = nullptr);