EntityMemberProvider.cs

////////////////////////////////////////////////////////////////////////////////////////////////////////
// LLBLGen Pro LINQPad driver is (c) 2002-2012 Solutions Design. All rights reserved.
// http://www.llblgen.com
////////////////////////////////////////////////////////////////////////////////////////////////////////
// COPYRIGHTS:
// Copyright (c)2002-2012 Solutions Design. All rights reserved.
// http://www.llblgen.com
// 
// The LLBLGen Pro LINQPad driver sourcecode is released under the following license (BSD2):
// ----------------------------------------------------------------------
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// THIS SOFTWARE IS PROVIDED BY SOLUTIONS DESIGN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 
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//////////////////////////////////////////////////////////////////////
// Contributers to the code:
//		- Frans Bouma [FB]
//////////////////////////////////////////////////////////////////////
// Special thanks to:
//		- Jeremy Thomas
//////////////////////////////////////////////////////////////////////
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using LINQPad;
using System.ComponentModel;
using SD.LLBLGen.Pro.ORMSupportClasses;

namespace SD.LLBLGen.Pro.LINQPadDriver7Plus
{
	/// <summary>
	/// Class which is used to provide member information to Linqpad on an entity type. 
	/// </summary>
	public class EntityMemberProvider : ICustomMemberProvider
	{
		#region Class Member Declarations
		private IEntityCore _wrappedEntity;
		private List<PropertyDescriptor> _propertyDescriptors;
		#endregion


		/// <summary>
		/// Initializes a new instance of the <see cref="EntityMemberProvider"/> class.
		/// </summary>
		/// <param name="wrappedEntity">The wrapped entity.</param>
		public EntityMemberProvider(IEntityCore wrappedEntity)
		{
			_wrappedEntity = wrappedEntity;
			_propertyDescriptors = PropertyDescriptorCache.GetDescriptors(wrappedEntity.GetType());
		}


		/// <summary>
		/// Gets the names of the available properties.
		/// </summary>
		/// <returns></returns>
		IEnumerable<string> ICustomMemberProvider.GetNames()
		{
			return _propertyDescriptors.Select(p => p.Name);
		}


		/// <summary>
		/// Gets the types of the available properties.
		/// </summary>
		/// <returns></returns>
		IEnumerable<Type> ICustomMemberProvider.GetTypes()
		{
			return _propertyDescriptors.Select(p => p.PropertyType);
		}


		/// <summary>
		/// Gets the values of the available properties.
		/// </summary>
		/// <returns></returns>
		IEnumerable<object> ICustomMemberProvider.GetValues()
		{
			return _propertyDescriptors.Select(p => p.GetValue(_wrappedEntity));
		}
	}
}