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2026-07-13 12:26:32 +08:00

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C#

// Copyright 2025 Takuto Nakamura
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
using System.Globalization;
namespace RunCat365
{
enum SupportedLanguage
{
ChineseSimplified,
ChineseTraditional,
English,
French,
German,
Japanese,
Korean,
Spanish,
}
internal static class SupportedLanguageExtension
{
private static SupportedLanguage DetectChineseVariant(CultureInfo culture)
{
return culture.Name.Contains("Hant") || culture.Name is "zh-TW" or "zh-HK" or "zh-MO"
? SupportedLanguage.ChineseTraditional
: SupportedLanguage.ChineseSimplified;
}
internal static SupportedLanguage GetCurrentLanguage()
{
var culture = CultureInfo.CurrentUICulture;
return culture.TwoLetterISOLanguageName switch
{
"zh" => DetectChineseVariant(culture),
"fr" => SupportedLanguage.French,
"de" => SupportedLanguage.German,
"ja" => SupportedLanguage.Japanese,
"ko" => SupportedLanguage.Korean,
"es" => SupportedLanguage.Spanish,
_ => SupportedLanguage.English,
};
}
internal static CultureInfo GetDefaultCultureInfo(this SupportedLanguage language)
{
return language switch
{
SupportedLanguage.ChineseSimplified => new CultureInfo("zh-CN"),
SupportedLanguage.ChineseTraditional => new CultureInfo("zh-TW"),
SupportedLanguage.French => new CultureInfo("fr-FR"),
SupportedLanguage.German => new CultureInfo("de-DE"),
SupportedLanguage.Japanese => new CultureInfo("ja-JP"),
SupportedLanguage.Korean => new CultureInfo("ko-KR"),
SupportedLanguage.Spanish => new CultureInfo("es-ES"),
_ => new CultureInfo("en-US"),
};
}
internal static string GetFontName(this SupportedLanguage language)
{
return language switch
{
SupportedLanguage.ChineseSimplified => "Microsoft YaHei",
SupportedLanguage.ChineseTraditional => "Microsoft JhengHei",
SupportedLanguage.French => "Consolas",
SupportedLanguage.German => "Consolas",
SupportedLanguage.Japanese => "Noto Sans JP",
SupportedLanguage.Korean => "Malgun Gothic",
SupportedLanguage.Spanish => "Consolas",
_ => "Consolas",
};
}
internal static bool IsFullWidth(this SupportedLanguage language)
{
return language switch
{
SupportedLanguage.ChineseSimplified => true,
SupportedLanguage.ChineseTraditional => true,
SupportedLanguage.French => false,
SupportedLanguage.German => false,
SupportedLanguage.Japanese => true,
SupportedLanguage.Korean => true,
SupportedLanguage.Spanish => false,
_ => false,
};
}
}
}