Source/Editors/DateTimeAdv/DayLabel.cs

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#if FRAMEWORK20
using System;
using System.Collections.Generic;
using System.Text;
using System.Globalization;
using System.ComponentModel;

namespace DevComponents.Editors.DateTimeAdv
{
    public class DayLabelItem : VisualLabel, IDateTimePartInput
    {
        #region Private Variables

        #endregion

        #region Events
        #endregion

        #region Constructor
        #endregion

        #region Internal Implementation
        private int _Day = -1;
        /// <summary>
        /// Gets or sets the day in numeric format to display. Allowed values are from -1 to 6. -1 represents an empty state.
        /// 0 represents Sunday and 6 Represents Saturday.
        /// </summary>
        [DefaultValue(-1)]
        public int Day
        {
            get { return _Day; }
            set
            {
                if (_Day != value)
                {
                    if (_Day < -1 || _Day > 6)
                        throw new ArgumentException("Day must be value between -1 and 6");
                    _Day = value;
                    OnDayChanged();
                }
            }
        }

        private void OnDayChanged()
        {
            UpdateLabelText();
        }

        private void UpdateLabelText()
        {
            if (_Day == -1)
                Text = "";
            else if (_DayNames != null)
                Text = _DayNames[_Day];
            else if (_UseAbbreviatedNames)
                Text = DateTimeInput.GetActiveCulture().DateTimeFormat.AbbreviatedDayNames[_Day];
            else
                Text = DateTimeInput.GetActiveCulture().DateTimeFormat.DayNames[_Day];
        }