20240301_JSEQ_upperpc/JiangsuEarthquake_test/JiangsuEarthquake/Common/CommandBase.cs

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

namespace JiangsuEarthquake.Common
{
    public class CommandBase : ICommand
    {
        public event EventHandler CanExecuteChanged;

        public bool CanExecute(object parameter)
        {
            return DoCanExcute?.Invoke(parameter) == true;
        }

        public void Execute(object parameter)
        {
            DoExcute?.Invoke(parameter);
        }

        public Action<object> DoExcute { set; get; }

        public Func<object, bool> DoCanExcute { set; get; }

        public void RaiseCanExecuteChanged()
        {
            CanExecuteChanged?.Invoke(this, new EventArgs());
        }
    }
}