Dynamic CSS Styling in ASP.NET: A Flexible Approach

using System;
using System.Web.UI.HtmlControls;

namespace DynamicStyling
{
	/// <summary>
	/// Summary description for BasePage.
	/// </summary>
	public class BasePage : System.Web.UI.Page
	{
		#region Members and Properties
		private string _StyleClass;
		public string StyleClass
		{
			get
			{
				return _StyleClass;
			}
			set
			{
				_StyleClass = value;
			}
		}
		//More Members Here
		#endregion

		/// <summary>
		/// This adds a class attribute to the Form element called Form1
		/// in any inheriting ASP.Net page.
		/// </summary>
		private void styleForm()
		{
			HtmlForm Form1 = (HtmlForm)this.FindControl("Form1");
			Form1.Attributes.Add("class", _StyleClass);
		}

		public BasePage()
		{		
		}

		protected override void OnPreRender(EventArgs e)
		{
			base.OnPreRender (e);
			//give the Form element the appropriate style class
			styleForm();
		}

	}
}