[Applications] Set CultureInfo using LCID instread of locale (#3634)

[platform/core/csapi/tizenfx.git] / src / Tizen.Applications.Common / Tizen.Applications / CoreApplication.cs

diff --git a/src/Tizen.Applications.Common/Tizen.Applications/CoreApplication.cs b/src/Tizen.Applications.Common/Tizen.Applications/CoreApplication.cs
index 91a5e90..f82edd1 100644 (file)
--- a/src/Tizen.Applications.Common/Tizen.Applications/CoreApplication.cs
+++ b/src/Tizen.Applications.Common/Tizen.Applications/CoreApplication.cs
@@ -16,6 +16,7 @@
 
 using System;
 using System.Globalization;
+using System.Runtime.InteropServices;
 using System.Text;
 using System.Timers;
 using Tizen.Applications.CoreBackend;
@@ -141,6 +142,10 @@ namespace Tizen.Applications
         /// <since_tizen> 3 </since_tizen>
         protected virtual void OnCreate()
         {
+            string locale = ULocale.GetDefaultLocale();
+            ChangeCurrentUICultureInfo(locale);
+            ChangeCurrentCultureInfo(locale);
+
             Created?.Invoke(this, EventArgs.Empty);
         }
 
@@ -208,7 +213,7 @@ namespace Tizen.Applications
         /// <since_tizen> 3 </since_tizen>
         protected virtual void OnLocaleChanged(LocaleChangedEventArgs e)
         {
-            ChangeCurrentCultureInfo(e.Locale);
+            ChangeCurrentUICultureInfo(e.Locale);
             LocaleChanged?.Invoke(this, e);
         }
 
@@ -220,6 +225,7 @@ namespace Tizen.Applications
         /// <since_tizen> 3 </since_tizen>
         protected virtual void OnRegionFormatChanged(RegionFormatChangedEventArgs e)
         {
+            ChangeCurrentCultureInfo(e.Region);
             RegionFormatChanged?.Invoke(this, e);
         }
 
@@ -253,45 +259,70 @@ namespace Tizen.Applications
             base.Dispose(disposing);
         }
 
-        private void ChangeCurrentCultureInfo(string locale)
+        private CultureInfo ConvertCultureInfo(string locale)
         {
             ULocale pLocale = new ULocale(locale);
-            CultureInfo currentCultureInfo = null;
 
             try
             {
-                currentCultureInfo = new CultureInfo(pLocale.Locale.Replace("_", "-"));
+                return new CultureInfo(pLocale.LCID);
+            }
+            catch (ArgumentOutOfRangeException)
+            {
+                return GetFallbackCultureInfo(pLocale);
             }
             catch (CultureNotFoundException)
             {
-                currentCultureInfo = GetFallbackCultureInfo(pLocale);
+                return GetFallbackCultureInfo(pLocale);
+            }
+        }
+
+        private void ChangeCurrentCultureInfo(string locale)
+        {
+            CultureInfo.CurrentCulture = ConvertCultureInfo(locale);
+        }
+
+        private void ChangeCurrentUICultureInfo(string locale)
+        {
+            CultureInfo.CurrentUICulture = ConvertCultureInfo(locale);
+        }
+
+        private bool ExistCultureInfo(string locale)
+        {
+            foreach (var cultureInfo in CultureInfo.GetCultures(CultureTypes.AllCultures))
+            {
+                if (cultureInfo.Name == locale)
+                {
+                    return true;
+                }
             }
 
-            CultureInfo.CurrentUICulture = CultureInfo.CurrentCulture = currentCultureInfo;
+            return false;
         }
 
         private CultureInfo GetCultureInfo(string locale)
         {
-            CultureInfo cultureInfo = null;
+            if (!ExistCultureInfo(locale))
+            {
+                return null;
+            }
 
             try
             {
-                cultureInfo = new CultureInfo(locale);
+                return new CultureInfo(locale);
             }
             catch (CultureNotFoundException)
             {
                 return null;
             }
-
-            return cultureInfo;
         }
 
         private CultureInfo GetFallbackCultureInfo(ULocale uLocale)
         {
-            string locale = string.Empty;
-            CultureInfo fallbackCultureInfo = null;
+            string locale = uLocale.Locale.Replace("_", "-");
+            CultureInfo fallbackCultureInfo = GetCultureInfo(locale);
 
-            if (uLocale.Script != null && uLocale.Country != null)
+            if (fallbackCultureInfo == null && uLocale.Script != null && uLocale.Country != null)
             {
                 locale = uLocale.Language + "-" + uLocale.Script + "-" + uLocale.Country;
                 fallbackCultureInfo = GetCultureInfo(locale);
@@ -340,6 +371,7 @@ namespace Tizen.Applications
             Script = GetScript(Locale);
             Country = GetCountry(Locale);
             Variant = GetVariant(Locale);
+            LCID = GetLCID(Locale);
         }
 
         internal string Locale { get; private set; }
@@ -347,6 +379,7 @@ namespace Tizen.Applications
         internal string Script { get; private set; }
         internal string Country { get; private set; }
         internal string Variant { get; private set; }
+        internal int LCID { get; private set; }
 
         private string Canonicalize(string localeName)
         {
@@ -389,7 +422,7 @@ namespace Tizen.Applications
             int err = 0;
 
             // Get the country name from ICU
-            StringBuilder sb = new StringBuilder(ULOC_SCRIPT_CAPACITY);
+            StringBuilder sb = new StringBuilder(ULOC_COUNTRY_CAPACITY);
             if (Interop.BaseUtilsi18n.GetCountry(locale, sb, sb.Capacity, out err) <= 0)
             {
                 return null;
@@ -409,5 +442,28 @@ namespace Tizen.Applications
 
             return sb.ToString();
         }
+
+        private int GetLCID(string locale)
+        {
+            // Get the LCID from ICU
+            uint lcid = Interop.BaseUtilsi18n.GetLCID(locale);
+            return (int)lcid;
+        }
+
+        internal static string GetDefaultLocale()
+        {
+            IntPtr stringPtr = IntPtr.Zero;
+            if (Interop.BaseUtilsi18n.GetDefault(out stringPtr) != 0)
+            {
+                return string.Empty;
+            }
+
+            if (stringPtr == IntPtr.Zero)
+            {
+                return string.Empty;
+            }
+
+            return Marshal.PtrToStringAnsi(stringPtr);
+        }
     }
 }