问如何在disk引导程序中显示磁盘空间不足的消息？

EN

using System.Collections.ObjectModel;
using System.Xml.Serialization;

public class PackageInfo
{
    [XmlAttribute("Package")]
    public string Id { get; set; }

    [XmlAttribute("DisplayName")]
    public string DisplayName { get; set; }

    [XmlAttribute("Description")]
    public string Description { get; set; }

    [XmlAttribute("InstalledSize")]
    public int InstalledSize { get; set; }

}

[XmlRoot("BootstrapperApplicationData", IsNullable = false, Namespace = "http://schemas.microsoft.com/wix/2010/BootstrapperApplicationData")]
public class BundleInfo
{
    [XmlElement("WixPackageProperties")]
    public Collection<PackageInfo> Packages { get; set; } = new Collection<PackageInfo>();
}

public static class BundleInfoLoader
{
    private static readonly string bootstrapperApplicationData = "BootstrapperApplicationData.xml";

    public static BundleInfo Load()
    {
        var bundleFolder = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);

        var path = Path.Combine(bundleFolder, bootstrapperApplicationData);

        var xmlSerializer = new XmlSerializer(typeof(BundleInfo));
        BundleInfo result;
        using (var fileStream = new FileStream(path, FileMode.Open))
        {
            var xmlReader = XmlReader.Create(fileStream);
            result = (BundleInfo)xmlSerializer.Deserialize(xmlReader);
        }

        return result;
    }
}