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++ // Copyright (C) 2017 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ import QtQuick
++ import QtQuick.VirtualKeyboard
++
++ /*!
++ \qmltype InputModeKey
++ \inqmlmodule QtQuick.VirtualKeyboard.Components
++ \ingroup qmlclass
++ \ingroup qtvirtualkeyboard-components-qml
++ \ingroup qtvirtualkeyboard-key-types
++ \inherits Key
++ \since QtQuick.VirtualKeyboard 2.3
++
++ \brief Input mode key for keyboard layouts.
++
++ This key toggles between available \l {QVirtualKeyboardInputEngine::inputModes} {InputEngine.inputModes}.
++ */
++
++ Key {
++ keyType: QtVirtualKeyboard.KeyType.InputModeKey
++ key: Qt.Key_Mode_switch
++ noKeyEvent: true
++ functionKey: true
++ highlighted: true
++ text: InputContext.inputEngine.inputMode < inputModeNameList.length ?
++ inputModeNameList[InputContext.inputEngine.inputMode] : "ABC"
++ onClicked: InputContext.inputEngine.inputMode = __nextInputMode(InputContext.inputEngine.inputMode)
++ keyPanelDelegate: keyboard.style ? keyboard.style.symbolKeyPanel : undefined
++ enabled: inputModeCount > 1
++
++ /*!
++ List of input mode names.
++
++ The default list contains all known input modes for \l {QVirtualKeyboardInputEngine::inputMode} {InputEngine.inputMode}.
++ */
++ property var inputModeNameList: [
++ "ABC", // InputEngine.InputMode.Latin
++ "123", // InputEngine.InputMode.Numeric
++ "123", // InputEngine.InputMode.Dialable
++ "拼音", // InputEngine.InputMode.Pinyin
++ "倉頡", // InputEngine.InputMode.Cangjie
++ "注音", // InputEngine.InputMode.Zhuyin
++ "한글", // InputEngine.InputMode.Hangul
++ "かな", // InputEngine.InputMode.Hiragana
++ "カナ", // InputEngine.InputMode.Katakana
++ "全角", // InputEngine.InputMode.FullwidthLatin
++ "ΑΒΓ", // InputEngine.InputMode.Greek
++ "АБВ", // InputEngine.InputMode.Cyrillic
++ "\u0623\u200C\u0628\u200C\u062C", // InputEngine.InputMode.Arabic
++ "\u05D0\u05D1\u05D2", // InputEngine.InputMode.Hebrew
++ "中文", // InputEngine.InputMode.ChineseHandwriting
++ "日本語", // InputEngine.InputMode.JapaneseHandwriting
++ "한국어", // InputEngine.InputMode.KoreanHandwriting
++ "กขค", // InputEngine.InputMode.Thai
++ "笔画", // InputEngine.InputMode.Stroke
++ "ABC", // InputEngine.InputMode.Romaji
++ "FLK", // InputEngine.InputMode.HiraganaFlick
++ ]
++
++ /*!
++ List of input modes to toggle.
++
++ This property allows to define a custom list of input modes to
++ toggle.
++
++ The default list contains all the available input modes.
++ */
++ property var inputModes: InputContext.inputEngine.inputModes
++
++ /*!
++ This read-only property reflects the actual number of input modes
++ the user can cycle through this key.
++ */
++ readonly property int inputModeCount: __inputModes !== undefined ? __inputModes.length : 0
++
++ property var __inputModes: __filterInputModes([].concat(InputContext.inputEngine.inputModes), inputModes)
++
++ onInputModesChanged: {
++ // Check that the current input mode is included in our list
++ if (keyboard.active && InputContext.inputEngine.inputMode !== -1 &&
++ __inputModes !== undefined && __inputModes.length > 0 &&
++ __inputModes.indexOf(InputContext.inputEngine.inputMode) === -1)
++ InputContext.inputEngine.inputMode = __inputModes[0]
++ }
++
++ function __nextInputMode(inputMode) {
++ if (!enabled)
++ return inputMode
++ var inputModeIndex = __inputModes.indexOf(inputMode) + 1
++ if (inputModeIndex >= __inputModes.length)
++ inputModeIndex = 0
++ return __inputModes[inputModeIndex]
++ }
++
++ function __filterInputModes(inputModes, filter) {
++ for (var i = 0; i < inputModes.length; i++) {
++ if (filter.indexOf(inputModes[i]) === -1)
++ inputModes.splice(i, 1)
++ }
++ return inputModes
++ }
++ }