test_img/Test_img/data.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Test_img
{
    public class DData
    {
    }
    public static class StaticData
    {
        public delegate void ValueChangedEventHandler(object sender, EventArgs e);
        public static event ValueChangedEventHandler ValueChanged;

        public delegate void FonEventHandler(UInt32 fon);
        public static FonEventHandler Fon;

        public delegate void TrgHandler();
        public static event TrgHandler TrgEventHandler;

        public delegate void SHandler();
        public static SHandler SHandlerSearch;

        private static int dataBuffer = 0;
        public static void Trg()
        {
            TrgEventHandler?.Invoke();
        }
        public static int DataBuffer
        {
            get
            {
                return dataBuffer;
            }
            set
            {
                dataBuffer = value;
                ValueChanged(null, EventArgs.Empty);
            }
        }
    }
}