using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace TypeDefinition.Models
{
    public class DelegateCommand : ICommand
    {
        public Action<object> ExecuteHandler { get; set; }
        public Func<object, bool> CanExecuteHandler { get; set; }

        public bool CanExecute(object parameter)
        {
            var d = CanExecuteHandler;
            return d == null ? true : d(parameter);
        }

        public event EventHandler CanExecuteChanged;

        public void Execute(object parameter)
        {
            var d = ExecuteHandler;
            if (d != null)
                d(parameter);
        }

        public void RaiseCanExecuteChanged()
        {
            var d = this.CanExecuteChanged;
            if (d != null)
                d(this, null);
        }
    }
}