using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;


public class BasePage : System.Web.UI.Page {

    public BasePage() {
		this.PreRender += Page_PreRender;
	}

	protected override void OnPreInit(EventArgs e) {
		if(Request.Cookies["Page"] != null) {
			if (Request.Cookies["Page"].Value != null) {
				Page.Theme = Request.Cookies["Page"].Value;
				System.Diagnostics.Debug.WriteLine("Theme is: " + Request.Cookies["Page"].Value);
			}
		}
		else {
			Page.Theme = "Monochrome";
		}

		base.OnPreInit(e);
	}

	private void Page_PreRender(Object sender, EventArgs s) {

		if(String.IsNullOrEmpty(this.Title) || this.Title.Equals("Untitled Page", StringComparison.CurrentCultureIgnoreCase))
			throw new Exception("Page title cannot be \"Untitled Page\" or an empty string...");
	}
}