FolderListModel example

import QtQuick 2.8
import QtQuick.Window 2.2
import QtQuick.Dialogs 1.2
import Qt.labs.folderlistmodel 2.1

Window {
    visible: true
    width: 640
    height: 480
    title: qsTr("Test")

    FolderListModel {
        id: mdl
        nameFilters: ["*.*"]

        onFolderChanged: {
            console.info(mdl.get(0, "fileName"))
        }
    }

    FileDialog {
        id: select_folder_dialog

        Component.onCompleted: select_folder_dialog.open()

        onAccepted: {
            visible = false
            var files = []
            console.log(folder)
            mdl.folder = folder
        }
        title: "Select a folder containing image file(s) to classify"
        selectFolder: true
    }
}