using System;
using CPF.ReoGrid.Data;

namespace CPF.ReoGrid.Actions
{
	public class CreateAutoFilterAction : BaseWorksheetAction
	{
		public RangePosition Range { get; private set; }

		public AutoColumnFilter AutoColumnFilter
		{
			get
			{
				return this.autoColumnFilter;
			}
		}

		public CreateAutoFilterAction(RangePosition range)
		{
			this.Range = range;
		}

		public override void Undo()
		{
			bool flag = this.autoColumnFilter != null;
			if (flag)
			{
				this.autoColumnFilter.Detach();
			}
		}

		public override void Do()
		{
			bool flag = this.autoColumnFilter == null;
			if (flag)
			{
				this.autoColumnFilter = base.Worksheet.CreateColumnFilter(this.Range, AutoColumnFilterUI.DropdownButtonAndPanel);
			}
			else
			{
				this.autoColumnFilter.Attach(base.Worksheet, AutoColumnFilterUI.DropdownButtonAndPanel);
			}
		}

		public override string GetName()
		{
			return "Create Column Filter";
		}

		private AutoColumnFilter autoColumnFilter;
	}
}