优化插件，完善TreeListView

alielie

2025-07-04 0940f31b7eba1cf6b6a8c1fca72d97cf686e79f2

 HMI.Core/Util/JsonUtil.cs

@@ -1,11 +1,26 @@
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.IO;

namespace HMI.Core.Util
{
    public class JsonUtil
    {
       
        static readonly JsonSerializerSettings JsSetting = new JsonSerializerSettings()
        {
            NullValueHandling = NullValueHandling.Ignore
        };
        public static T Deserialize<T>(string jsonStr)
        {
            return JsonConvert.DeserializeObject<T>(jsonStr);
        }

        public static string Serialize(object obj)
        {
            return JsonConvert.SerializeObject(obj);
        }

        public static string Stringfiy(object obj)
        {
            return JsonConvert.SerializeObject(obj, Formatting.Indented, JsSetting);
        }
    }
}