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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Quick 3D.
**
** $QT_BEGIN_LICENSE:GPL$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.15
import HelperWidgets 2.0 as HelperWidgets
HelperWidgets.ComboBox {
id: comboBox
property alias typeFilter: itemFilterModel.typeFilter
manualMapping: true
editable: true
model: comboBox.addDefaultItem(itemFilterModel.itemModel)
HelperWidgets.ItemFilterModel {
id: itemFilterModel
modelNodeBackendProperty: modelNodeBackend
}
property string defaultItem: qsTr("[None]")
property string textValue: comboBox.backendValue.expression
property bool block: false
property bool dirty: true
onTextValueChanged: {
if (comboBox.block)
return
comboBox.setCurrentText(comboBox.textValue)
}
onModelChanged: comboBox.setCurrentText(comboBox.textValue)
onCompressedActivated: function(index, reason) { comboBox.handleActivate(index) }
Component.onCompleted: comboBox.setCurrentText(comboBox.textValue)
onEditTextChanged: comboBox.dirty = true
onFocusChanged: {
if (comboBox.dirty)
comboBox.handleActivate(comboBox.currentIndex)
}
function handleActivate(index)
{
if (!comboBox.__isCompleted || comboBox.backendValue === undefined)
return
var cText = (index === -1) ? comboBox.editText : comboBox.textAt(index)
comboBox.block = true
comboBox.setCurrentText(cText)
comboBox.block = false
}
function setCurrentText(text)
{
if (!comboBox.__isCompleted || comboBox.backendValue === undefined)
return
comboBox.currentIndex = comboBox.find(text)
if (text === "") {
comboBox.currentIndex = 0
comboBox.editText = comboBox.defaultItem
} else {
if (comboBox.currentIndex === -1)
comboBox.editText = text
else if (comboBox.currentIndex === 0)
comboBox.editText = comboBox.defaultItem
}
if (comboBox.currentIndex === 0) {
comboBox.backendValue.resetValue()
} else {
if (comboBox.backendValue.expression !== comboBox.editText)
comboBox.backendValue.expression = comboBox.editText
}
comboBox.dirty = false
}
function addDefaultItem(arr)
{
var copy = arr.slice()
copy.unshift(comboBox.defaultItem)
return copy
}
}
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