AngleSharp

using System;

namespace AngleSharp.Xml
{
    /// <summary>
    /// Represents the XML declaration &lt;?xml ...?&gt;
    /// </summary>
    sealed class XmlDeclarationToken : XmlToken
    {
        #region Members

        String _version;
        String _encoding;
        Boolean _standalone;

        #endregion

        #region ctor

        /// <summary>
        /// Creates a new XML declaration token.
        /// </summary>
        public XmlDeclarationToken()
        {
            _type = XmlTokenType.Declaration;
            _version = String.Empty;
            _encoding = null;
            _standalone = false;
        }

        #endregion

        #region Properties

        /// <summary>
        /// Gets or sets the version value.
        /// </summary>
        public String Version
        {
            get { return _version; }
            set { _version = value; }
        }

        /// <summary>
        /// Gets if the encoding value has been set.
        /// </summary>
        public Boolean IsEncodingMissing
        {
            get { return _encoding == null; }
        }

        /// <summary>
        /// Gets or sets the encoding value.
        /// </summary>
        public String Encoding
        {
            get { return _encoding ?? String.Empty; }
            set { _encoding = value; }
        }

        /// <summary>
        /// Gets or sets the standalone value.
        /// </summary>
        public Boolean Standalone
        {
            get { return _standalone; }
            set { _standalone = value; }
        }

        #endregion
    }
}