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using System.Globalization;
namespace AppName.Services
{
//DependencyServiceから利用する
public interface ILocalizeService
{
CultureInfo GetCurrentCultureInfo();
void SetLocale(CultureInfo ci);
}
}
using System.Globalization;
using System.Threading;
using Xamarin.Forms;
using AppName.Droid.Services;
using AppName.Services;
using AppName.Library.Globalization;
[assembly: Dependency(typeof(LocalizeService))]
namespace AppName.Droid.Services
{
public class LocalizeService : ILocalizeService
{
public void SetLocale(CultureInfo ci)
{
Thread.CurrentThread.CurrentCulture = ci;
Thread.CurrentThread.CurrentUICulture = ci;
}
public CultureInfo GetCurrentCultureInfo()
{
var netLanguage = "en";
var androidLocale = Java.Util.Locale.Default;
netLanguage = AndroidToDotnetLanguage(androidLocale.ToString().Replace("_", "-"));
// this gets called a lot - try/catch can be expensive so consider caching or something
System.Globalization.CultureInfo ci = null;
try
{
ci = new System.Globalization.CultureInfo(netLanguage);
}
catch (CultureNotFoundException)
{
// iOS locale not valid .NET culture (eg. "en-ES" : English in Spain)
// fallback to first characters, in this case "en"
try
{
var fallback = ToDotnetFallbackLanguage(new PlatformCulture(netLanguage));
ci = new System.Globalization.CultureInfo(fallback);
}
catch (CultureNotFoundException)
{
// iOS language not valid .NET culture, falling back to English
ci = new System.Globalization.CultureInfo("en");
}
}
return ci;
}
string AndroidToDotnetLanguage(string androidLanguage)
{
var netLanguage = androidLanguage;
//certain languages need to be converted to CultureInfo equivalent
switch (androidLanguage)
{
case "ms-BN": // "Malaysian (Brunei)" not supported .NET culture
case "ms-MY": // "Malaysian (Malaysia)" not supported .NET culture
case "ms-SG": // "Malaysian (Singapore)" not supported .NET culture
netLanguage = "ms"; // closest supported
break;
case "in-ID": // "Indonesian (Indonesia)" has different code in .NET
netLanguage = "id-ID"; // correct code for .NET
break;
case "gsw-CH": // "Schwiizertüütsch (Swiss German)" not supported .NET culture
netLanguage = "de-CH"; // closest supported
break;
// add more application-specific cases here (if required)
// ONLY use cultures that have been tested and known to work
default:
//2019/01/11 中国語の対応
//zh-HK-#Hant
//zh-TW-#Hant
//zh-CN-#Hans
if (androidLanguage.StartsWith("zh-"))
{
if (androidLanguage.Contains("Hant"))
{
netLanguage = "zh-Hant";
}
else if (androidLanguage.Contains("Hans"))
{
netLanguage = "zh-Hans";
}
}
break;
}
return netLanguage;
}
string ToDotnetFallbackLanguage(PlatformCulture platCulture)
{
var netLanguage = platCulture.LanguageCode; // use the first part of the identifier (two chars, usually);
switch (platCulture.LanguageCode)
{
case "gsw":
netLanguage = "de-CH"; // equivalent to German (Switzerland) for this app
break;
// add more application-specific cases here (if required)
// ONLY use cultures that have been tested and known to work
}
return netLanguage;
}
}
}
using System.Globalization;
using System.Threading;
using Foundation;
using Xamarin.Forms;
using AppName.iOS.Services;
using AppName.Services;
using AppName.Library.Globalization;
[assembly: Dependency(typeof(LocalizeService))]
namespace AppName.iOS.Services
{
public class LocalizeService : ILocalizeService
{
public void SetLocale(CultureInfo ci)
{
Thread.CurrentThread.CurrentCulture = ci;
Thread.CurrentThread.CurrentUICulture = ci;
}
public CultureInfo GetCurrentCultureInfo()
{
var netLanguage = "en";
if (NSLocale.PreferredLanguages.Length > 0)
{
var pref = NSLocale.PreferredLanguages[0];
netLanguage = iOSToDotnetLanguage(pref);
}
// this gets called a lot - try/catch can be expensive so consider caching or something
System.Globalization.CultureInfo ci = null;
try
{
ci = new System.Globalization.CultureInfo(netLanguage);
}
catch (CultureNotFoundException)
{
// iOS locale not valid .NET culture (eg. "en-ES" : English in Spain)
// fallback to first characters, in this case "en"
try
{
var fallback = ToDotnetFallbackLanguage(new PlatformCulture(netLanguage));
ci = new System.Globalization.CultureInfo(fallback);
}
catch (CultureNotFoundException)
{
// iOS language not valid .NET culture, falling back to English
ci = new System.Globalization.CultureInfo("en");
}
}
return ci;
}
string iOSToDotnetLanguage(string iOSLanguage)
{
//中国語が正しく取れていない不具合を修正
if (iOSLanguage.ToLower().Contains("zh-han"))
{
iOSLanguage = iOSLanguage.Substring(iOSLanguage.ToLower().IndexOf("zh-han"), 7);
}
var netLanguage = iOSLanguage;
//certain languages need to be converted to CultureInfo equivalent
switch (iOSLanguage)
{
case "ms-MY": // "Malaysian (Malaysia)" not supported .NET culture
case "ms-SG": // "Malaysian (Singapore)" not supported .NET culture
netLanguage = "ms"; // closest supported
break;
case "gsw-CH": // "Schwiizertüütsch (Swiss German)" not supported .NET culture
netLanguage = "de-CH"; // closest supported
break;
// add more application-specific cases here (if required)
// ONLY use cultures that have been tested and known to work
}
return netLanguage;
}
string ToDotnetFallbackLanguage(PlatformCulture platCulture)
{
var netLanguage = platCulture.LanguageCode; // use the first part of the identifier (two chars, usually);
switch (platCulture.LanguageCode)
{
case "pt":
netLanguage = "pt-PT"; // fallback to Portuguese (Portugal)
break;
case "gsw":
netLanguage = "de-CH"; // equivalent to German (Switzerland) for this app
break;
// add more application-specific cases here (if required)
// ONLY use cultures that have been tested and known to work
}
return netLanguage;
}
}
}
using AppName.Services;
using Xamarin.Forms;
public class TestPage : ContentPage
{
void OnButtonClick(object sender, EventArgs e)
{
CultureInfo culture = DependencyService.Get<ILocalizeService>().GetCurrentCultureInfo()
}
}
※名前とタイトルが入力されていないコメントでは他のコメントとの区別ができません。
入力されていないコメントには返信しませんのであらかじめご了承くださいませ。