DownloadView.qml Example File

webengine/quicknanobrowser/DownloadView.qml
 /****************************************************************************
 **
 ** Copyright (C) 2016 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the QtWebEngine module 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 2.1
 import QtQuick.Controls 1.0
 import QtQuick.Controls.Styles 1.0
 import QtWebEngine 1.9
 import QtQuick.Layouts 1.0

 Rectangle {
     id: downloadView
     color: "lightgray"

     ListModel {
         id: downloadModel
         property var downloads: []
     }

     function append(download) {
         downloadModel.append(download);
         downloadModel.downloads.push(download);
     }

     Component {
         id: downloadItemDelegate

         Rectangle {
             width: listView.width
             height: childrenRect.height
             anchors.margins: 10
             radius: 3
             color: "transparent"
             border.color: "black"
             Rectangle {
                 id: progressBar

                 property real progress: downloadModel.downloads[index]
                                        ? downloadModel.downloads[index].receivedBytes / downloadModel.downloads[index].totalBytes : 0

                 radius: 3
                 color: width == listView.width ? "green" : "#2b74c7"
                 width: listView.width * progress
                 height: cancelButton.height

                 Behavior on width {
                     SmoothedAnimation { duration: 100 }
                 }
             }
             Rectangle {
                 anchors {
                     left: parent.left
                     right: parent.right
                     leftMargin: 20
                 }
                 Label {
                     id: label
                     text: downloadDirectory + "/" + downloadFileName
                     anchors {
                         verticalCenter: cancelButton.verticalCenter
                         left: parent.left
                         right: cancelButton.left
                     }
                 }
                 Button {
                     id: cancelButton
                     anchors.right: parent.right
                     iconSource: "icons/process-stop.png"
                     onClicked: {
                         var download = downloadModel.downloads[index];

                         download.cancel();

                         downloadModel.downloads = downloadModel.downloads.filter(function (el) {
                             return el.id !== download.id;
                         });
                         downloadModel.remove(index);
                     }
                 }
             }
         }

     }
     ListView {
         id: listView
         anchors {
             topMargin: 10
             top: parent.top
             bottom: parent.bottom
             horizontalCenter: parent.horizontalCenter
         }
         width: parent.width - 20
         spacing: 5

         model: downloadModel
         delegate: downloadItemDelegate

         Text {
             visible: !listView.count
             horizontalAlignment: Text.AlignHCenter
             height: 30
             anchors {
                 top: parent.top
                 left: parent.left
                 right: parent.right
             }
             font.pixelSize: 20
             text: "No active downloads."
         }

         Rectangle {
             color: "gray"
             anchors {
                 bottom: parent.bottom
                 left: parent.left
                 right: parent.right
             }
             height: 30
             Button {
                 id: okButton
                 text: "OK"
                 anchors.centerIn: parent
                 onClicked: {
                     downloadView.visible = false;
                 }
             }
         }
     }
 }