Spectral/qml/component/DownloadableContent.qml

import QtQuick 2.9
import QtQuick.Controls 2.2
import QtQuick.Controls.Material 2.2
import Qt.labs.platform 1.0

Item {
    property bool openOnFinished: false
    readonly property bool downloaded: progressInfo && progressInfo.completed

    Rectangle {
        z: -2
        height: parent.height
        width: progressInfo.active && !progressInfo.completed ? progressInfo.progress / progressInfo.total * parent.width : 0

        color: Material.accent
        opacity: 0.4
    }

    onDownloadedChanged: if (downloaded && openOnFinished) openSavedFile()

    function saveFileAs() { currentRoom.saveFileAs(eventId) }

    function downloadAndOpen()
    {
        if (downloaded) openSavedFile()
        else
        {
            openOnFinished = true
            currentRoom.downloadFile(eventId, StandardPaths.writableLocation(StandardPaths.CacheLocation) + "/" + eventId.replace(":", "_") + ".tmp")
        }
    }

    function openSavedFile()
    {
        if (Qt.openUrlExternally(progressInfo.localPath)) return;
        if (Qt.openUrlExternally(progressInfo.localDir)) return;
    }
}