NewsDelegate.qml Example File

/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** 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.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/

import QtQuick 2.2

Column {
    id: delegate
    width: delegate.ListView.view.width
    spacing: 8

    // Returns a string representing how long ago an event occurred
    function timeSinceEvent(pubDate) {
        var result = pubDate;

        // We need to modify the pubDate read from the RSS feed
        // so the JavaScript Date object can interpret it
        var d = pubDate.replace(',','').split(' ');
        if (d.length != 6)
            return result;

        var date = new Date([d[0], d[2], d[1], d[3], d[4], 'GMT' + d[5]].join(' '));

        if (!isNaN(date.getDate())) {
            var age = new Date() - date;
            var minutes = Math.floor(Number(age) / 60000);
            if (minutes < 1440) {
                if (minutes < 2)
                    result = qsTr("Just now");
                else if (minutes < 60)
                    result = '' + minutes + ' ' + qsTr("minutes ago")
                else if (minutes < 120)
                    result = qsTr("1 hour ago");
                else
                    result = '' + Math.floor(minutes/60) + ' ' + qsTr("hours ago");
            }
            else {
                result = date.toDateString();
            }
        }
        return result;
    }

    Item { height: 8; width: delegate.width }

    Row {
        width: parent.width
        spacing: 8

        Column {
            Item {
                width: 4
                height: titleText.font.pixelSize / 4
            }

            Image {
                id: titleImage
                source: image
            }
        }

        Text {
            id: titleText

            text: title
            width: delegate.width - titleImage.width
            wrapMode: Text.WordWrap
            font.pixelSize: 26
            font.bold: true
        }
    }

    Text {
        width: delegate.width
        font.pixelSize: 12
        textFormat: Text.RichText
        font.italic: true
        text: timeSinceEvent(pubDate) + " (<a href=\"" + link + "\">Link</a>)"
        onLinkActivated: {
            Qt.openUrlExternally(link)
        }
    }

    Text {
        id: descriptionText

        text: description
        width: parent.width
        wrapMode: Text.WordWrap
        font.pixelSize: 14
        textFormat: Text.StyledText
        horizontalAlignment: Qt.AlignLeft
    }
}