using System;
using System.Threading;
using System.Windows;
using System.Windows.Threading;
using System.ComponentModel;
using System.Diagnostics;

namespace WpfHelper
{
	public static class ThreadingHelper
	{
		/// <summary>
		/// Processes all messages currently in the message queue.
		/// </summary>
		/// <remarks>
		/// This method can potentially cause code re-entrancy problem, so use it with great care.
		/// </remarks>
		public static void DoEvents()
		{
			Application.Current.Dispatcher.Invoke(DispatcherPriority.Background, new ThreadStart(delegate { }));
		}
	}

	/// <summary>
	/// **Now redundant see use of ActiveSharp**
	/// The purpose of this class is to allow property changes (via INotifyPropertyChanged) 
	/// without having to hard-code the name of the property (which breaks refactoring).  
	/// See: http://ascendedguard.com/2007/08/easier-managing-of-inotifypropertychang.html
	/// 
	/// </summary>
	public class PropertyChanger
	{
		//public static void PropChanged(object callerobject, PropertyChangedEventHandler PropertyChanged)
		//{
		//    if (PropertyChanged != null)
		//    {
		//        string propertyname = new StackTrace().GetFrame(1).GetMethod().Name;
		//        string accessor = propertyname.Substring(0, 4);
		//        propertyname = propertyname.Substring(4);
		//        if (((accessor == "set_") || (accessor == "get_")) && (propertyname.Length > 0))
		//        {
		//            if (IsProperty(callerobject, propertyname))
		//            {
		//                PropertyChanged(callerobject, new PropertyChangedEventArgs(propertyname));
		//            }
		//            else
		//            {
		//                throw new Exception(propertyname + " is not a property.");
		//            }
		//        }
		//        else
		//        {
		//            throw new Exception("Calling method is not a get or set accessor: " + propertyname);
		//        }
		//    }
		//}

		//private static bool IsProperty(object callerobject, string propertyname)
		//{
		//    return callerobject.GetType().GetProperty(propertyname) != null;
		//}
	}
}