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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Virtual Keyboard module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
****************************************************************************/
import QtQuick 2.0
import QtQuick.VirtualKeyboard 2.1
InputMethod {
property string multitapSequence
property int multitapIndex: -1
onMultitapSequenceChanged: selectionListChanged(SelectionListModel.Type.WordCandidateList)
onMultitapIndexChanged: selectionListActiveItemChanged(SelectionListModel.Type.WordCandidateList, multitapIndex)
property variant multiTapTimer: Timer {
interval: 1200
onTriggered: {
update()
}
}
function inputModes(locale) {
return [InputEngine.InputMode.Latin, InputEngine.InputMode.Numeric, InputEngine.InputMode.Dialable];
}
function setInputMode(locale, inputMode) {
return true
}
function setTextCase(textCase) {
return true
}
function reset() {
multiTapTimer.stop()
multitapIndex = -1
multitapSequence = ""
}
function update() {
multiTapTimer.stop()
multitapIndex = -1
multitapSequence = ""
if (inputContext !== null && inputContext.preeditText.length > 0) {
inputContext.commit()
}
}
function keyEvent(key, text, modifiers) {
var accept = false
switch (key) {
case Qt.Key_Enter:
case Qt.Key_Return:
case Qt.Key_Tab:
update()
break
case Qt.Key_Backspace:
if (inputContext.preeditText.length > 0) {
inputContext.clear()
update()
accept = true
}
break
default:
if (key !== inputEngine.previousKey) {
update()
}
multitapSequence = text
if (multitapSequence.length > 1) {
multitapIndex = multiTapTimer.running ? (multitapIndex + 1) % multitapSequence.length : 0
inputContext.preeditText = multitapSequence.charAt(multitapIndex)
multiTapTimer.restart()
} else {
inputContext.commit(text)
}
accept = true
break
}
return accept;
}
function selectionLists() {
return [SelectionListModel.Type.WordCandidateList];
}
function selectionListItemCount(type) {
return multitapSequence.length > 1 ? multitapSequence.length : 0
}
function selectionListData(type, index, role) {
var result = null
switch (role) {
case SelectionListModel.Role.Display:
result = multitapSequence.charAt(index)
break
default:
break
}
return result
}
function selectionListItemSelected(type, index) {
multitapIndex = index
inputContext.preeditText = multitapSequence.charAt(multitapIndex)
update()
}
}
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