// Copyright (c) Microsoft Corporation // The Microsoft Corporation licenses this file to you under the MIT license. // See the LICENSE file in the project root for more information. using System.Collections.Concurrent; using PowerToys.PowerAccentKeyboardService; namespace PowerAccent.Core { public enum Language { ALL, CA, CUR, CY, CZ, DK, GA, GD, DE, EL, EST, FI, FR, HR, HE, HU, IS, IT, KU, LT, MK, MI, NL, NO, PI, PL, PT, RO, SK, SP, SR, SV, TK, } internal sealed class Languages { public static string[] GetDefaultLetterKey(LetterKey letter, Language lang) { return lang switch { Language.ALL => GetDefaultLetterKeyALL(letter), // ALL Language.CA => GetDefaultLetterKeyCA(letter), // Catalan Language.CUR => GetDefaultLetterKeyCUR(letter), // Currency Language.CY => GetDefaultLetterKeyCY(letter), // Welsh Language.CZ => GetDefaultLetterKeyCZ(letter), // Czech Language.DK => GetDefaultLetterKeyDK(letter), // Danish Language.GA => GetDefaultLetterKeyGA(letter), // Gaeilge (Irish) Language.GD => GetDefaultLetterKeyGD(letter), // Gàidhlig (Scottish Gaelic) Language.DE => GetDefaultLetterKeyDE(letter), // German Language.EL => GetDefaultLetterKeyEL(letter), // Greek Language.EST => GetDefaultLetterKeyEST(letter), // Estonian Language.FI => GetDefaultLetterKeyFI(letter), // Finnish Language.FR => GetDefaultLetterKeyFR(letter), // French Language.HR => GetDefaultLetterKeyHR(letter), // Croatian Language.HE => GetDefaultLetterKeyHE(letter), // Hebrew Language.HU => GetDefaultLetterKeyHU(letter), // Hungarian Language.IS => GetDefaultLetterKeyIS(letter), // Iceland Language.IT => GetDefaultLetterKeyIT(letter), // Italian Language.KU => GetDefaultLetterKeyKU(letter), // Kurdish Language.LT => GetDefaultLetterKeyLT(letter), // Lithuanian Language.MK => GetDefaultLetterKeyMK(letter), // Macedonian Language.MI => GetDefaultLetterKeyMI(letter), // Maori Language.NL => GetDefaultLetterKeyNL(letter), // Dutch Language.NO => GetDefaultLetterKeyNO(letter), // Norwegian Language.PI => GetDefaultLetterKeyPI(letter), // Pinyin Language.PL => GetDefaultLetterKeyPL(letter), // Polish Language.PT => GetDefaultLetterKeyPT(letter), // Portuguese Language.RO => GetDefaultLetterKeyRO(letter), // Romanian Language.SK => GetDefaultLetterKeySK(letter), // Slovak Language.SP => GetDefaultLetterKeySP(letter), // Spain Language.SR => GetDefaultLetterKeySR(letter), // Serbian Language.SV => GetDefaultLetterKeySV(letter), // Swedish Language.TK => GetDefaultLetterKeyTK(letter), // Turkish _ => throw new ArgumentException("The language {0} is not known in this context", lang.ToString()), }; } // Store the computed letters for each key, so that subsequent calls don't take as long. private static ConcurrentDictionary _allLanguagesCache = new ConcurrentDictionary(); // All private static string[] GetDefaultLetterKeyALL(LetterKey letter) { if (!_allLanguagesCache.TryGetValue(letter, out string[] cachedValue)) { cachedValue = GetDefaultLetterKeyCA(letter) .Union(GetDefaultLetterKeyCUR(letter)) .Union(GetDefaultLetterKeyCY(letter)) .Union(GetDefaultLetterKeyCZ(letter)) .Union(GetDefaultLetterKeyDK(letter)) .Union(GetDefaultLetterKeyGA(letter)) .Union(GetDefaultLetterKeyGD(letter)) .Union(GetDefaultLetterKeyDE(letter)) .Union(GetDefaultLetterKeyEL(letter)) .Union(GetDefaultLetterKeyEST(letter)) .Union(GetDefaultLetterKeyFI(letter)) .Union(GetDefaultLetterKeyFR(letter)) .Union(GetDefaultLetterKeyHR(letter)) .Union(GetDefaultLetterKeyHE(letter)) .Union(GetDefaultLetterKeyHU(letter)) .Union(GetDefaultLetterKeyIS(letter)) .Union(GetDefaultLetterKeyIT(letter)) .Union(GetDefaultLetterKeyKU(letter)) .Union(GetDefaultLetterKeyLT(letter)) .Union(GetDefaultLetterKeyMK(letter)) .Union(GetDefaultLetterKeyMI(letter)) .Union(GetDefaultLetterKeyNL(letter)) .Union(GetDefaultLetterKeyNO(letter)) .Union(GetDefaultLetterKeyPI(letter)) .Union(GetDefaultLetterKeyPL(letter)) .Union(GetDefaultLetterKeyPT(letter)) .Union(GetDefaultLetterKeyRO(letter)) .Union(GetDefaultLetterKeySK(letter)) .Union(GetDefaultLetterKeySP(letter)) .Union(GetDefaultLetterKeySR(letter)) .Union(GetDefaultLetterKeySV(letter)) .Union(GetDefaultLetterKeyTK(letter)) .Union(GetDefaultLetterKeyAllLanguagesOnly(letter)) .ToArray(); _allLanguagesCache[letter] = cachedValue; } return cachedValue; } // Contains all characters that should be shown in all languages but currently don't belong to any of the single languages available for that letter. // These characters can be removed from this list after they've been added to one of the other languages for that specific letter. private static string[] GetDefaultLetterKeyAllLanguagesOnly(LetterKey letter) { return letter switch { LetterKey.VK_0 => new[] { "↉" }, LetterKey.VK_1 => new[] { "½", "⅓", "¼", "⅕", "⅙", "⅐", "⅛", "⅑", "⅒" }, LetterKey.VK_2 => new[] { "⅔", "⅖" }, LetterKey.VK_3 => new[] { "¾", "⅗", "⅜" }, LetterKey.VK_4 => new[] { "⅘" }, LetterKey.VK_5 => new[] { "⅚", "⅝" }, LetterKey.VK_7 => new[] { "⅞" }, LetterKey.VK_A => new[] { "ȧ" }, LetterKey.VK_B => new[] { "ḃ" }, LetterKey.VK_C => new[] { "ċ", "°C", "©", "ℂ" }, LetterKey.VK_D => new[] { "ḍ", "ḋ" }, LetterKey.VK_E => new[] { "∈" }, LetterKey.VK_F => new[] { "ḟ", "°F" }, LetterKey.VK_G => new[] { "ģ", "ǧ", "ġ", "ĝ", "ǥ" }, LetterKey.VK_H => new[] { "ḣ", "ĥ", "ħ" }, LetterKey.VK_J => new[] { "ĵ" }, LetterKey.VK_K => new[] { "ķ", "ǩ" }, LetterKey.VK_L => new[] { "ļ", "₺" }, // ₺ is in VK_T for other languages, but not VK_L, so we add it here. LetterKey.VK_M => new[] { "ṁ" }, LetterKey.VK_N => new[] { "ņ", "ṅ", "ⁿ", "ℕ" }, LetterKey.VK_O => new[] { "ȯ" }, LetterKey.VK_P => new[] { "ṗ", "℗" }, LetterKey.VK_Q => new[] { "ℚ" }, LetterKey.VK_R => new[] { "ṙ", "®", "ℝ" }, LetterKey.VK_S => new[] { "ṡ", "\u00A7" }, LetterKey.VK_T => new[] { "ţ", "ṫ", "ŧ", "™" }, LetterKey.VK_U => new[] { "ŭ" }, LetterKey.VK_V => new[] { "V̇" }, LetterKey.VK_W => new[] { "ẇ" }, LetterKey.VK_X => new[] { "ẋ", "×" }, LetterKey.VK_Y => new[] { "ẏ", "ꝡ" }, LetterKey.VK_Z => new[] { "ʒ", "ǯ", "ℤ" }, LetterKey.VK_COMMA => new[] { "∙", "₋", "⁻", "–" }, // – is in VK_MINUS for other languages, but not VK_COMMA, so we add it here. LetterKey.VK_PERIOD => new[] { "\u0300", "\u0301", "\u0302", "\u0303", "\u0304", "\u0308", "\u030C" }, LetterKey.VK_MINUS => new[] { "~", "‐", "‑", "‒", "—", "―", "⁓", "−", "⸺", "⸻" }, LetterKey.VK_SLASH_ => new[] { "÷" }, LetterKey.VK_DIVIDE_ => new[] { "÷" }, LetterKey.VK_MULTIPLY_ => new[] { "×", "⋅" }, _ => Array.Empty(), }; } // Currencies (source: https://www.eurochange.co.uk/travel-money/world-currency-abbreviations-symbols-and-codes-travel-money) private static string[] GetDefaultLetterKeyCUR(LetterKey letter) { return letter switch { LetterKey.VK_B => new[] { "฿", "в" }, LetterKey.VK_C => new[] { "¢", "₡", "č" }, LetterKey.VK_D => new[] { "₫" }, LetterKey.VK_E => new[] { "€" }, LetterKey.VK_F => new[] { "ƒ" }, LetterKey.VK_H => new[] { "₴" }, LetterKey.VK_K => new[] { "₭" }, LetterKey.VK_L => new[] { "ł" }, LetterKey.VK_N => new[] { "л" }, LetterKey.VK_M => new[] { "₼" }, LetterKey.VK_P => new[] { "£", "₽" }, LetterKey.VK_R => new[] { "₹", "៛", "﷼" }, LetterKey.VK_S => new[] { "$", "₪" }, LetterKey.VK_T => new[] { "₮", "₺", "₸" }, LetterKey.VK_W => new[] { "₩" }, LetterKey.VK_Y => new[] { "¥" }, LetterKey.VK_Z => new[] { "z" }, _ => Array.Empty(), }; } // Croatian private static string[] GetDefaultLetterKeyHR(LetterKey letter) { return letter switch { LetterKey.VK_C => new[] { "ć", "č" }, LetterKey.VK_D => new[] { "đ" }, LetterKey.VK_E => new[] { "€" }, LetterKey.VK_S => new[] { "š" }, LetterKey.VK_Z => new[] { "ž" }, _ => Array.Empty(), }; } // Estonian private static string[] GetDefaultLetterKeyEST(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "ä" }, LetterKey.VK_E => new[] { "€" }, LetterKey.VK_O => new[] { "ö", "õ" }, LetterKey.VK_U => new[] { "ü" }, LetterKey.VK_Z => new[] { "ž" }, LetterKey.VK_S => new[] { "š" }, _ => Array.Empty(), }; } // Finnish private static string[] GetDefaultLetterKeyFI(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "ä", "å" }, LetterKey.VK_E => new[] { "€" }, LetterKey.VK_O => new[] { "ö" }, _ => Array.Empty(), }; } // French private static string[] GetDefaultLetterKeyFR(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "à", "â", "á", "ä", "ã", "æ" }, LetterKey.VK_C => new[] { "ç" }, LetterKey.VK_E => new[] { "é", "è", "ê", "ë", "€" }, LetterKey.VK_I => new[] { "î", "ï", "í", "ì" }, LetterKey.VK_O => new[] { "ô", "ö", "ó", "ò", "õ", "œ" }, LetterKey.VK_U => new[] { "û", "ù", "ü", "ú" }, LetterKey.VK_Y => new[] { "ÿ", "ý" }, _ => Array.Empty(), }; } // Iceland private static string[] GetDefaultLetterKeyIS(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "á", "æ" }, LetterKey.VK_D => new[] { "ð" }, LetterKey.VK_E => new[] { "é" }, LetterKey.VK_O => new[] { "ó", "ö" }, LetterKey.VK_U => new[] { "ú" }, LetterKey.VK_Y => new[] { "ý" }, LetterKey.VK_T => new[] { "þ" }, _ => Array.Empty(), }; } // Spain private static string[] GetDefaultLetterKeySP(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "á" }, LetterKey.VK_E => new[] { "é", "€" }, LetterKey.VK_H => new[] { "ḥ" }, LetterKey.VK_I => new[] { "í" }, LetterKey.VK_L => new[] { "ḷ" }, LetterKey.VK_N => new[] { "ñ" }, LetterKey.VK_O => new[] { "ó" }, LetterKey.VK_U => new[] { "ú", "ü" }, LetterKey.VK_COMMA => new[] { "¿", "?", "¡", "!" }, _ => Array.Empty(), }; } // Catalan private static string[] GetDefaultLetterKeyCA(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "à", "á" }, LetterKey.VK_C => new[] { "ç" }, LetterKey.VK_E => new[] { "è", "é", "€" }, LetterKey.VK_I => new[] { "ì", "í", "ï" }, LetterKey.VK_N => new[] { "ñ" }, LetterKey.VK_O => new[] { "ò", "ó" }, LetterKey.VK_U => new[] { "ù", "ú", "ü" }, LetterKey.VK_L => new[] { "·" }, LetterKey.VK_COMMA => new[] { "¿", "?", "¡", "!" }, _ => Array.Empty(), }; } // Maori private static string[] GetDefaultLetterKeyMI(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "ā" }, LetterKey.VK_E => new[] { "ē" }, LetterKey.VK_I => new[] { "ī" }, LetterKey.VK_O => new[] { "ō" }, LetterKey.VK_S => new[] { "$" }, LetterKey.VK_U => new[] { "ū" }, _ => Array.Empty(), }; } // Dutch private static string[] GetDefaultLetterKeyNL(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "á", "à", "ä" }, LetterKey.VK_C => new[] { "ç" }, LetterKey.VK_E => new[] { "é", "è", "ë", "ê", "€" }, LetterKey.VK_I => new[] { "í", "ï", "î" }, LetterKey.VK_N => new[] { "ñ" }, LetterKey.VK_O => new[] { "ó", "ö", "ô" }, LetterKey.VK_U => new[] { "ú", "ü", "û" }, _ => Array.Empty(), }; } // Pinyin private static string[] GetDefaultLetterKeyPI(LetterKey letter) { return letter switch { LetterKey.VK_1 => new[] { "\u0304", "ˉ" }, LetterKey.VK_2 => new[] { "\u0301", "ˊ" }, LetterKey.VK_3 => new[] { "\u030c", "ˇ" }, LetterKey.VK_4 => new[] { "\u0300", "ˋ" }, LetterKey.VK_5 => new[] { "·" }, LetterKey.VK_A => new[] { "ā", "á", "ǎ", "à", "ɑ", "ɑ\u0304", "ɑ\u0301", "ɑ\u030c", "ɑ\u0300" }, LetterKey.VK_C => new[] { "ĉ" }, LetterKey.VK_E => new[] { "ē", "é", "ě", "è", "ê", "ê\u0304", "ế", "ê\u030c", "ề" }, LetterKey.VK_I => new[] { "ī", "í", "ǐ", "ì" }, LetterKey.VK_M => new[] { "m\u0304", "ḿ", "m\u030c", "m\u0300" }, LetterKey.VK_N => new[] { "n\u0304", "ń", "ň", "ǹ", "ŋ", "ŋ\u0304", "ŋ\u0301", "ŋ\u030c", "ŋ\u0300" }, LetterKey.VK_O => new[] { "ō", "ó", "ǒ", "ò" }, LetterKey.VK_S => new[] { "ŝ" }, LetterKey.VK_U => new[] { "ū", "ú", "ǔ", "ù", "ü", "ǖ", "ǘ", "ǚ", "ǜ" }, LetterKey.VK_V => new[] { "ü", "ǖ", "ǘ", "ǚ", "ǜ" }, LetterKey.VK_Y => new[] { "¥" }, LetterKey.VK_Z => new[] { "ẑ" }, _ => Array.Empty(), }; } // Turkish private static string[] GetDefaultLetterKeyTK(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "â" }, LetterKey.VK_C => new[] { "ç" }, LetterKey.VK_E => new[] { "ë", "€" }, LetterKey.VK_G => new[] { "ğ" }, LetterKey.VK_I => new[] { "ı", "İ", "î", }, LetterKey.VK_O => new[] { "ö", "ô" }, LetterKey.VK_S => new[] { "ş" }, LetterKey.VK_T => new[] { "₺" }, LetterKey.VK_U => new[] { "ü", "û" }, _ => Array.Empty(), }; } // Polish private static string[] GetDefaultLetterKeyPL(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "ą" }, LetterKey.VK_C => new[] { "ć" }, LetterKey.VK_E => new[] { "ę", "€" }, LetterKey.VK_L => new[] { "ł" }, LetterKey.VK_N => new[] { "ń" }, LetterKey.VK_O => new[] { "ó" }, LetterKey.VK_S => new[] { "ś" }, LetterKey.VK_Z => new[] { "ż", "ź" }, _ => Array.Empty(), }; } // Portuguese private static string[] GetDefaultLetterKeyPT(LetterKey letter) { return letter switch { LetterKey.VK_0 => new[] { "₀", "⁰" }, LetterKey.VK_1 => new[] { "₁", "¹" }, LetterKey.VK_2 => new[] { "₂", "²" }, LetterKey.VK_3 => new[] { "₃", "³" }, LetterKey.VK_4 => new[] { "₄", "⁴" }, LetterKey.VK_5 => new[] { "₅", "⁵" }, LetterKey.VK_6 => new[] { "₆", "⁶" }, LetterKey.VK_7 => new[] { "₇", "⁷" }, LetterKey.VK_8 => new[] { "₈", "⁸" }, LetterKey.VK_9 => new[] { "₉", "⁹" }, LetterKey.VK_A => new[] { "á", "à", "â", "ã" }, LetterKey.VK_C => new[] { "ç" }, LetterKey.VK_E => new[] { "é", "ê", "€" }, LetterKey.VK_I => new[] { "í" }, LetterKey.VK_O => new[] { "ô", "ó", "õ" }, LetterKey.VK_P => new[] { "π" }, LetterKey.VK_S => new[] { "$" }, LetterKey.VK_U => new[] { "ú" }, LetterKey.VK_COMMA => new[] { "≤", "≥", "≠", "≈", "≙", "±", "₊", "⁺" }, _ => Array.Empty(), }; } // Slovak private static string[] GetDefaultLetterKeySK(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "á", "ä" }, LetterKey.VK_C => new[] { "č" }, LetterKey.VK_D => new[] { "ď" }, LetterKey.VK_E => new[] { "é", "€" }, LetterKey.VK_I => new[] { "í" }, LetterKey.VK_L => new[] { "ľ", "ĺ" }, LetterKey.VK_N => new[] { "ň" }, LetterKey.VK_O => new[] { "ó", "ô" }, LetterKey.VK_R => new[] { "ŕ" }, LetterKey.VK_S => new[] { "š" }, LetterKey.VK_T => new[] { "ť" }, LetterKey.VK_U => new[] { "ú" }, LetterKey.VK_Y => new[] { "ý" }, LetterKey.VK_Z => new[] { "ž" }, _ => Array.Empty(), }; } // Gaeilge (Irish language) private static string[] GetDefaultLetterKeyGA(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "á" }, LetterKey.VK_E => new[] { "é", "€" }, LetterKey.VK_I => new[] { "í" }, LetterKey.VK_O => new[] { "ó" }, LetterKey.VK_U => new[] { "ú" }, _ => Array.Empty(), }; } // Gàidhlig (Scottish Gaelic) private static string[] GetDefaultLetterKeyGD(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "à" }, LetterKey.VK_E => new[] { "è" }, LetterKey.VK_I => new[] { "ì" }, LetterKey.VK_O => new[] { "ò" }, LetterKey.VK_P => new[] { "£" }, LetterKey.VK_U => new[] { "ù" }, _ => Array.Empty(), }; } // Czech private static string[] GetDefaultLetterKeyCZ(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "á" }, LetterKey.VK_C => new[] { "č" }, LetterKey.VK_D => new[] { "ď" }, LetterKey.VK_E => new[] { "ě", "é" }, LetterKey.VK_I => new[] { "í" }, LetterKey.VK_N => new[] { "ň" }, LetterKey.VK_O => new[] { "ó" }, LetterKey.VK_R => new[] { "ř" }, LetterKey.VK_S => new[] { "š" }, LetterKey.VK_T => new[] { "ť" }, LetterKey.VK_U => new[] { "ů", "ú" }, LetterKey.VK_Y => new[] { "ý" }, LetterKey.VK_Z => new[] { "ž" }, _ => Array.Empty(), }; } // German private static string[] GetDefaultLetterKeyDE(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "ä" }, LetterKey.VK_E => new[] { "€" }, LetterKey.VK_O => new[] { "ö" }, LetterKey.VK_S => new[] { "ß" }, LetterKey.VK_U => new[] { "ü" }, _ => Array.Empty(), }; } // Greek private static string[] GetDefaultLetterKeyEL(LetterKey letter) { return letter switch { LetterKey.VK_A => new string[] { "α", "ά" }, LetterKey.VK_B => new string[] { "β" }, LetterKey.VK_C => new string[] { "χ" }, LetterKey.VK_D => new string[] { "δ" }, LetterKey.VK_E => new string[] { "ε", "έ", "η", "ή" }, LetterKey.VK_F => new string[] { "φ" }, LetterKey.VK_G => new string[] { "γ" }, LetterKey.VK_I => new string[] { "ι", "ί" }, LetterKey.VK_K => new string[] { "κ" }, LetterKey.VK_L => new string[] { "λ" }, LetterKey.VK_M => new string[] { "μ" }, LetterKey.VK_N => new string[] { "ν" }, LetterKey.VK_O => new string[] { "ο", "ό", "ω", "ώ" }, LetterKey.VK_P => new string[] { "π", "φ", "ψ" }, LetterKey.VK_R => new string[] { "ρ" }, LetterKey.VK_S => new string[] { "σ" }, LetterKey.VK_T => new string[] { "τ", "θ" }, LetterKey.VK_U => new string[] { "υ", "ύ" }, LetterKey.VK_X => new string[] { "ξ" }, LetterKey.VK_Y => new string[] { "υ" }, LetterKey.VK_Z => new string[] { "ζ" }, _ => Array.Empty(), }; } // Hebrew private static string[] GetDefaultLetterKeyHE(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "שׂ", "שׁ", "\u05b0" }, LetterKey.VK_B => new[] { "׆" }, LetterKey.VK_E => new[] { "\u05b8", "\u05b3", "\u05bb" }, LetterKey.VK_G => new[] { "ױ" }, LetterKey.VK_H => new[] { "ײ", "ײַ", "ׯ", "\u05b4" }, LetterKey.VK_M => new[] { "\u05b5" }, LetterKey.VK_P => new[] { "\u05b7", "\u05b2" }, LetterKey.VK_S => new[] { "\u05bc" }, LetterKey.VK_T => new[] { "ﭏ" }, LetterKey.VK_U => new[] { "וֹ", "וּ", "װ", "\u05b9" }, LetterKey.VK_X => new[] { "\u05b6", "\u05b1" }, LetterKey.VK_Y => new[] { "ױ" }, LetterKey.VK_COMMA => new[] { "”", "’", "״", "׳" }, LetterKey.VK_PERIOD => new[] { "\u05ab", "\u05bd", "\u05bf" }, LetterKey.VK_MINUS => new[] { "–", "־" }, _ => Array.Empty(), }; } // Hungarian private static string[] GetDefaultLetterKeyHU(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "á" }, LetterKey.VK_E => new[] { "é" }, LetterKey.VK_I => new[] { "í" }, LetterKey.VK_O => new[] { "ó", "ő", "ö" }, LetterKey.VK_U => new[] { "ú", "ű", "ü" }, _ => Array.Empty(), }; } // Romanian private static string[] GetDefaultLetterKeyRO(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "ă", "â" }, LetterKey.VK_I => new[] { "î" }, LetterKey.VK_S => new[] { "ș" }, LetterKey.VK_T => new[] { "ț" }, _ => Array.Empty(), }; } // Italian private static string[] GetDefaultLetterKeyIT(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "à" }, LetterKey.VK_E => new[] { "è", "é", "€" }, LetterKey.VK_I => new[] { "ì", "í" }, LetterKey.VK_O => new[] { "ò", "ó" }, LetterKey.VK_U => new[] { "ù", "ú" }, _ => Array.Empty(), }; } // Kurdish private static string[] GetDefaultLetterKeyKU(LetterKey letter) { return letter switch { LetterKey.VK_C => new[] { "ç" }, LetterKey.VK_E => new[] { "ê", "€" }, LetterKey.VK_I => new[] { "î" }, LetterKey.VK_O => new[] { "ö", "ô" }, LetterKey.VK_L => new[] { "ł" }, LetterKey.VK_N => new[] { "ň" }, LetterKey.VK_R => new[] { "ř" }, LetterKey.VK_S => new[] { "ş" }, LetterKey.VK_U => new[] { "û", "ü" }, _ => Array.Empty(), }; } // Welsh private static string[] GetDefaultLetterKeyCY(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "â" }, LetterKey.VK_E => new[] { "ê" }, LetterKey.VK_I => new[] { "î" }, LetterKey.VK_O => new[] { "ô" }, LetterKey.VK_P => new[] { "£" }, LetterKey.VK_U => new[] { "û" }, LetterKey.VK_Y => new[] { "ŷ" }, LetterKey.VK_W => new[] { "ŵ" }, _ => Array.Empty(), }; } // Swedish private static string[] GetDefaultLetterKeySV(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "å", "ä" }, LetterKey.VK_E => new[] { "é" }, LetterKey.VK_O => new[] { "ö" }, _ => Array.Empty(), }; } // Serbian private static string[] GetDefaultLetterKeySR(LetterKey letter) { return letter switch { LetterKey.VK_C => new[] { "ć", "č" }, LetterKey.VK_D => new[] { "đ" }, LetterKey.VK_S => new[] { "š" }, LetterKey.VK_Z => new[] { "ž" }, _ => Array.Empty(), }; } // Macedonian private static string[] GetDefaultLetterKeyMK(LetterKey letter) { return letter switch { LetterKey.VK_E => new[] { "ѐ" }, LetterKey.VK_I => new[] { "ѝ" }, _ => Array.Empty(), }; } // Norwegian private static string[] GetDefaultLetterKeyNO(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "å", "æ" }, LetterKey.VK_E => new[] { "€", "é" }, LetterKey.VK_O => new[] { "ø" }, LetterKey.VK_S => new[] { "$" }, _ => Array.Empty(), }; } // Danish private static string[] GetDefaultLetterKeyDK(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "å", "æ" }, LetterKey.VK_E => new[] { "€" }, LetterKey.VK_O => new[] { "ø" }, _ => Array.Empty(), }; } // Lithuanian private static string[] GetDefaultLetterKeyLT(LetterKey letter) { return letter switch { LetterKey.VK_A => new[] { "ą" }, LetterKey.VK_C => new[] { "č" }, LetterKey.VK_E => new[] { "ę", "ė", "€" }, LetterKey.VK_I => new[] { "į" }, LetterKey.VK_S => new[] { "š" }, LetterKey.VK_U => new[] { "ų", "ū" }, LetterKey.VK_Z => new[] { "ž" }, _ => Array.Empty(), }; } } }