using System;
using CPF.ReoGrid.CellTypes;

namespace CPF.ReoGrid
{
	public abstract class ReoGridHeader
	{
		internal Worksheet Worksheet { get; set; }

		internal ReoGridHeader(Worksheet sheet)
		{
			this.Worksheet = sheet;
		}

		public abstract bool IsVisible { get; set; }

		public abstract int Index { get; }

		public object Tag { get; set; }

		public IHeaderBody Body
		{
			get
			{
				return this.body;
			}
			set
			{
				this.body = value;
				this.Worksheet.RequestInvalidate();
			}
		}

		public Type DefaultCellBody { get; set; }

		private IHeaderBody body;
	}
}