Qt with Cascades UI Examples Documentation

Downloader.qml Example File

http/assets/Downloader.qml
    /****************************************************************************
     **
     ** Portions Copyright (C) 2012 Research In Motion Limited.
     ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
     ** All rights reserved.
     ** Contact: Research In Motion Ltd. (http://www.rim.com/company/contact/)
     ** Contact: Nokia Corporation (qt-info@nokia.com)
     **
     ** This file is part of the examples of the BB10 Platform and is derived
     ** from a similar file that is part of the Qt Toolkit.
     **
     ** 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:
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     **     Corporation and its Subsidiary(-ies), nor the names of its
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    import bb.cascades 1.0

    // Container for the Downloader visual nodes
    Container {
        leftPadding: 30
        topPadding: 20
        rightPadding: 30
        bottomPadding: 30

        // Container grouping the url label and input
        Container {
            layout: StackLayout {
                orientation: LayoutOrientation.LeftToRight
            }

            // A standard Label
            Label {
                verticalAlignment: VerticalAlignment.Center
                rightMargin: 10

                layoutProperties: StackLayoutProperties {
                    spaceQuota: -1
                }

                text: qsTr ("URL:")
                textStyle {
                    base: SystemDefaults.TextStyles.BodyText
                    color: Color.White
                }
            }
    // ![0]
            // A standard TextField
            TextField {
                id: urlEdit

                verticalAlignment: VerticalAlignment.Center

                layoutProperties: StackLayoutProperties {
                    spaceQuota: 1
                }

                // Default url to use
                text: "http://qt-project.org/"
                //text: "http://www.pagetutor.com/keeper/mystash/secretstuff.html" // For HTTP authentication example (username is jimmy, password is page)
                //text: "https://qt.nokia.com" // For site with SSL errors (untrusted certificate)
                //text: "http://www.example.com" // For site which redirects

                textStyle {
                    base: SystemDefaults.TextStyles.SmallText
                }

                enabled: _downloader.startDownloadPossible
            }
        }
    // ![0]

        // A standard TextField for the download status
        TextField {
            horizontalAlignment: HorizontalAlignment.Fill
            topMargin: 50

            preferredHeight: 200

            enabled: false
            backgroundVisible: false

            text: _downloader.statusText
            textStyle {
                base: SystemDefaults.TextStyles.SmallText
                color: Color.Black
            }
        }

        // Container for the application controls
        Container {
            horizontalAlignment: HorizontalAlignment.Center
            topMargin: 30

            layout: StackLayout {
                orientation: LayoutOrientation.LeftToRight
            }

            // A standard Button
            Button {
                rightMargin: 20

                text: qsTr ("Download")

                // Enable Button after text verification and when startDownloadPossible is set
                enabled: _downloader.startDownloadPossible && urlEdit.text.length > 0

                // Start the download on click
                onClicked: _downloader.startDownload (urlEdit.text)
            }

            // A standard Button
            Button {
                text: qsTr ("Quit")

                // Quit application on click
                onClicked: Qt.quit ()
            }
        }
    }