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https://github.com/modernw/App-Installer-For-Windows-8.x-Reset.git
synced 2026-06-20 14:10:59 +10:00
Update reader.
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Bruce
+177
-16
@@ -1,29 +1,116 @@
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Text.RegularExpressions;
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namespace DataUtils
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{
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internal static class NativeMethods
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{
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public const int LOCALE_SSHORTESTSCRIPT = 0x0000004F; // 获取四字母脚本代码
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public const uint KLF_ACTIVATE = 0x00000001; // 激活键盘布局
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// GetLocaleInfoW for LCID-based queries
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[DllImport ("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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public static extern int GetLocaleInfoW (int Locale, int LCType, [Out] StringBuilder lpLCData, int cchData);
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// GetLocaleInfoEx for locale name based queries
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[DllImport ("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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public static extern int GetLocaleInfoEx (string lpLocaleName, int LCType, [Out] StringBuilder lpLCData, int cchData);
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// LocaleNameToLCID - available on Vista+; fallback is to use CultureInfo
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[DllImport ("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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public static extern int LocaleNameToLCID (string lpName, uint dwFlags);
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// LCIDToLocaleName (Vista+)
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[DllImport ("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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public static extern int LCIDToLocaleName (int Locale, [Out] StringBuilder lpName, int cchName, uint dwFlags);
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[DllImport ("user32.dll")]
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public static extern IntPtr GetKeyboardLayout (uint dwLayout);
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[DllImport ("user32.dll", CharSet = CharSet.Auto)]
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public static extern IntPtr LoadKeyboardLayout (string pwszKLID, uint Flags);
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}
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[ComVisible (true)]
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[ClassInterface (ClassInterfaceType.AutoDual)]
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public class _I_Language: System.Globalization.CultureInfo
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{
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public _I_Language (string localeName) : base (localeName) { }
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public string AbbreviatedName => this.ThreeLetterISOLanguageName;
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public string LanguageTag => this.IetfLanguageTag ?? this.Name;
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public int LayoutDirection
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{
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get
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{
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if (base.TextInfo.IsRightToLeft) return 1;
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string tag = this.LanguageTag;
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bool isVerticalCandidate = false;
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if (tag != null)
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{
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var scriptMatch = Regex.Match (tag, @"-([A-Za-z]{4})(?:-|$)");
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if (scriptMatch.Success)
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{
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string script = scriptMatch.Groups [1].Value;
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if (script == "Hani" || script == "Hira" || script == "Kana" || script == "Jpan" || script == "Kore" || script == "Hans" || script == "Hant")
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isVerticalCandidate = true;
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}
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if (!isVerticalCandidate)
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{
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var regionMatch = Regex.Match (tag, @"-([A-Za-z]{2})$");
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if (regionMatch.Success)
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{
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string region = regionMatch.Groups [1].Value.ToUpperInvariant ();
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if (region == "JP" || region == "CN" || region == "TW" || region == "HK" || region == "MO" || region == "KR")
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isVerticalCandidate = true;
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}
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}
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}
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if (isVerticalCandidate)
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{
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return 2;
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}
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return 0;
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}
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}
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public string Script
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{
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get
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{
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StringBuilder sb = new StringBuilder (10);
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if (NativeMethods.GetLocaleInfoEx (this.Name, NativeMethods.LOCALE_SSHORTESTSCRIPT, sb, sb.Capacity) > 0)
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return sb.ToString ();
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// 如果失败，尝试从语言标记中解析脚本子标记（如 "zh-Hans-CN" 中的 "Hans"）
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var match = Regex.Match (this.Name, @"-([A-Za-z]{4})(?:-|$)");
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if (match.Success)
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return match.Groups [1].Value;
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return "Unknown";
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}
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}
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public _I_List GetExtensionSubtags (string singleton)
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{
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if (string.IsNullOrEmpty (singleton) || singleton.Length != 1)
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throw new ArgumentException ("Singleton must be a single character", nameof (singleton));
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var subtags = new List<string> ();
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string tag = this.LanguageTag;
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string pattern = $@"-{Regex.Escape (singleton)}-([a-zA-Z0-9](?:-[a-zA-Z0-9]+)*)";
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var match = Regex.Match (tag, pattern);
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if (match.Success)
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{
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string extPart = match.Groups [1].Value;
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subtags.AddRange (extPart.Split ('-'));
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}
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return new _I_List (subtags.Select (i => (object)i));
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}
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public bool TrySetInputMethodLanguageTag (string languageTag)
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{
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int lcid = NativeMethods.LocaleNameToLCID (languageTag, 0);
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if (lcid == 0)
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return false;
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string klid = $"{lcid:X8}";
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IntPtr hkl = NativeMethods.LoadKeyboardLayout (klid, NativeMethods.KLF_ACTIVATE);
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return hkl != IntPtr.Zero;
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}
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}
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[ComVisible (true)]
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[ClassInterface (ClassInterfaceType.AutoDual)]
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public class _I_Locale
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@@ -47,7 +134,6 @@ namespace DataUtils
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}
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}
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}
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// Current LCID (int)
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public int CurrentLCID
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{
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@@ -63,7 +149,6 @@ namespace DataUtils
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}
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}
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}
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// Convert LCID -> locale name (e.g. 1033 -> "en-US")
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public string ToLocaleName (int lcid)
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{
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@@ -87,7 +172,6 @@ namespace DataUtils
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}
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return string.Empty;
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}
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// Convert locale name -> LCID
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public int ToLCID (string localeName)
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{
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@@ -111,7 +195,6 @@ namespace DataUtils
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// fallback: invariant culture
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return CultureInfo.InvariantCulture.LCID;
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}
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// Return a locale info string for given LCID and LCTYPE. LCTYPE is the Win32 LOCALE_* constant.
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// Returns a string (or empty string on failure).
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public object LocaleInfo (int lcid, int lctype)
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@@ -177,7 +260,6 @@ namespace DataUtils
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return string.Empty;
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}
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}
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// LocaleInfoEx: query by locale name string and LCTYPE
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// Returns string if available; otherwise returns the integer result code (as int) if string empty (mimic C++ behavior).
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public object LocaleInfoEx (string localeName, int lctype)
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@@ -239,7 +321,6 @@ namespace DataUtils
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return 0;
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}
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}
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// Helpers similar to the C++: restricted (language) and elaborated (region) codes
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public string GetLocaleRestrictedCode (string localeName)
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{
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@@ -257,7 +338,6 @@ namespace DataUtils
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return string.Empty;
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}
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}
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public string GetLocaleElaboratedCode (string localeName)
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{
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if (string.IsNullOrEmpty (localeName)) localeName = CurrentLocale;
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@@ -284,7 +364,6 @@ namespace DataUtils
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}
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return string.Empty;
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}
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// LCID -> combined code like "en-US" (with configurable separator)
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public string LcidToLocaleCode (int lcid)
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{
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@@ -304,7 +383,6 @@ namespace DataUtils
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}
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return string.Empty;
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}
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// Get the user default locale name
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public string GetUserDefaultLocaleName ()
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{
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@@ -317,7 +395,6 @@ namespace DataUtils
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catch { }
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return LcidToLocaleCode (CultureInfo.CurrentCulture.LCID);
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}
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// Get system default locale name (machine)
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public string GetSystemDefaultLocaleName ()
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{
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@@ -330,7 +407,6 @@ namespace DataUtils
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catch { }
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return LcidToLocaleCode (CultureInfo.InstalledUICulture.LCID);
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}
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// Get computer locale code similar to C++ approach
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public string GetComputerLocaleCode ()
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{
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@@ -350,7 +426,38 @@ namespace DataUtils
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// fallback to invariant
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return CultureInfo.InvariantCulture.Name ?? string.Empty;
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}
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public _I_List RecommendLocaleNames
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{
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get
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{
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var arr = new string [] {
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System.Threading.Thread.CurrentThread.CurrentCulture.Name,
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GetUserDefaultLocaleName (),
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GetSystemDefaultLocaleName (),
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LcidToLocaleCode (CurrentLCID),
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GetLocaleRestrictedCode (System.Threading.Thread.CurrentThread.CurrentCulture.Name),
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GetLocaleRestrictedCode (GetUserDefaultLocaleName ()),
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GetLocaleRestrictedCode (GetSystemDefaultLocaleName ()),
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"en-US",
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"en"
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};
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var list = new _I_List ();
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foreach (var loc in arr)
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{
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var lloc = loc.Trim ().ToLowerInvariant ();
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var isfind = false;
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foreach (var item in list)
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{
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var str = item as string;
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if (string.IsNullOrWhiteSpace (str)) isfind = true;
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isfind = str.Trim ().ToLowerInvariant () == lloc;
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if (isfind) break;
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}
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if (!isfind) list.Add (loc);
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}
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return list;
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}
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}
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// Compare two locale names; returns true if equal by name or LCID
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public bool LocaleNameCompare (string left, string right)
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{
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@@ -366,8 +473,62 @@ namespace DataUtils
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return false;
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}
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}
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// Constants
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private const int LOCALE_NAME_MAX_LENGTH = 85; // defined by Windows
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public _I_Language CreateLanguage (string localeName) => new _I_Language (localeName);
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public static string CurrentInputMethodLanguageTag
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{
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get
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{
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IntPtr hkl = NativeMethods.GetKeyboardLayout (0);
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int lcid = hkl.ToInt32 () & 0xFFFF;
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StringBuilder sb = new StringBuilder (85);
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int result = NativeMethods.LCIDToLocaleName (lcid, sb, sb.Capacity, 0);
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if (result > 0)
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return sb.ToString ();
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return null;
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}
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}
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public static bool IsWellFormed (string languageTag)
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{
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if (string.IsNullOrEmpty (languageTag))
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return false;
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try
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{
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var _ = new CultureInfo (languageTag);
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return true;
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}
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catch
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{
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return false;
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}
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}
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public static _I_List GetMuiCompatibleLanguageListFromLanguageTags (IEnumerable<string> languageTags)
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{
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var result = new List<string> ();
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foreach (string tag in languageTags)
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{
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if (string.IsNullOrEmpty (tag))
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continue;
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result.Add (tag);
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try
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{
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var ci = new CultureInfo (tag);
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string parent = ci.Parent.Name;
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if (!string.IsNullOrEmpty (parent) && parent != tag && !result.Contains (parent))
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result.Add (parent);
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}
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catch { }
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string neutral = Regex.Replace (tag, @"-.*$", "");
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if (neutral != tag && !result.Contains (neutral))
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result.Add (neutral);
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}
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if (!result.Contains ("neutral"))
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result.Add ("neutral");
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return new _I_List (result.Select (t => (object)t));
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}
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}
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}
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