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

namespace Calculator.ViewModel
{
    class NumpadCommand : ICommand
    {
        public event EventHandler CanExecuteChanged;

        public bool CanExecute(object parameter)
        {
            return true;
        }

        public void Execute(object parameter)
        {
            //ToDo
            if (parameter != null)
                CalculationManager.Instance.InputString += parameter.ToString();
            else
                throw new Exception("");
        }
    }
}