using System.Configuration; namespace System.Drawing.Configuration { public sealed class SystemDrawingSection : ConfigurationSection { private const string BitmapSuffixSectionName = "bitmapSuffix"; private static readonly ConfigurationPropertyCollection s_properties; private static readonly ConfigurationProperty s_bitmapSuffix; [ConfigurationProperty("bitmapSuffix")] public string BitmapSuffix { get { return (string)base[s_bitmapSuffix]; } set { base[s_bitmapSuffix] = value; } } protected internal override ConfigurationPropertyCollection Properties => s_properties; static SystemDrawingSection() { s_properties = new ConfigurationPropertyCollection(); s_bitmapSuffix = new ConfigurationProperty("bitmapSuffix", typeof(string), null, ConfigurationPropertyOptions.None); s_properties.Add(s_bitmapSuffix); } } }