using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace System.Windows.Forms
{
    public partial class MultiNumericBox : NumericBoxBase
    {
        public MultiNumericBox()
            : base()
        {
            InitializeComponent();
            this.Value = (0).ToString();
            this.ReadOnly = false;
            InputType = NumericInputTypes.Default;
        }
        //public override string Text
        //{
        //    get { return base.Text; }
        //    set { base.Text = value; }
        //}

        private NumericInputTypes _InputType;
        public NumericInputTypes InputType
        {
            get { return _InputType; }
            set
            {
                _InputType = value;
            }
        }

        protected override void CreateValidKeys(List<Keys> ValidKeys)
        {
            base.CreateStandardKeys(ValidKeys);
            switch (InputType)
            {
                case NumericInputTypes.Binary:
                    ValidKeys.Add(Keys.D0);
                    ValidKeys.Add(Keys.NumPad0);
                    ValidKeys.Add(Keys.D1);
                    ValidKeys.Add(Keys.NumPad1);
                    break;
                case NumericInputTypes.Octal:
                    ValidKeys.AddRange(Enum.GetValues(typeof(Keys)).Cast<Keys>().Where(x => x >= Keys.D0 && x <= Keys.D7));
                    ValidKeys.AddRange(Enum.GetValues(typeof(Keys)).Cast<Keys>().Where(x => x >= Keys.NumPad0 && x <= Keys.NumPad7));
                    break;
                case NumericInputTypes.Hex:
                case NumericInputTypes.IEEE754HexFloat:
                    ValidKeys.AddRange(Enum.GetValues(typeof(Keys)).Cast<Keys>().Where(x => x >= Keys.D0 && x <= Keys.D9));
                    ValidKeys.AddRange(Enum.GetValues(typeof(Keys)).Cast<Keys>().Where(x => x >= Keys.NumPad0 && x <= Keys.NumPad9));
                    ValidKeys.Add(Keys.A);
                    ValidKeys.Add(Keys.B);
                    ValidKeys.Add(Keys.C);
                    ValidKeys.Add(Keys.D);
                    ValidKeys.Add(Keys.E);
                    ValidKeys.Add(Keys.F);
                    break;
                case NumericInputTypes.Decimal:
                    ValidKeys.Add(Keys.Decimal);
                    ValidKeys.Add(Keys.OemPeriod);
                    ValidKeys.AddRange(Enum.GetValues(typeof(Keys)).Cast<Keys>().Where(x => x >= Keys.D0 && x <= Keys.D9));
                    ValidKeys.AddRange(Enum.GetValues(typeof(Keys)).Cast<Keys>().Where(x => x >= Keys.NumPad0 && x <= Keys.NumPad9));
                    break;
            }
        }
    }

    public enum NumericInputTypes
    {       
        Decimal,
        Binary,
        Octal,
        Hex,
        IEEE754HexFloat,
        Default = Decimal,
    }
}