nightcolor/ui/NumberField.qml

0001 /*
0002     SPDX-FileCopyrightText: 2017 Roman Gilg <subdiff@gmail.com>
0003
0004     SPDX-License-Identifier: GPL-2.0-or-later
0005 */
0006
0007 import QtQuick 2.1
0008 import QtQuick.Controls 2.5 as QQC2
0009
0010 QQC2.TextField {
0011     property double backend
0012
0013     maximumLength: 10
0014     horizontalAlignment: TextInput.AlignHCenter
0015
0016     inputMethodHints: Qt.ImhFormattedNumbersOnly
0017
0018     text: Math.round(backend * 100)/100;
0019
0020     onBackendChanged: {
0021         text = Math.round(backend * 100)/100;
0022     }
0023
0024     onTextChanged: {
0025         var textFloat = parseFloat(text);
0026         if (textFloat === undefined || isNaN(textFloat)) {
0027             return;
0028         }
0029         backend = textFloat;
0030     }
0031
0032     onFocusChanged: {
0033         var textFloat = parseFloat(text);
0034         if (!focus && (textFloat === undefined || isNaN(textFloat))) {
0035             text = backend;
0036         }
0037     }
0038 }