Integrating Visual Studio LightSwitch Application Into An Existing Website using IFrames

using System;
using System.Linq;
using System.IO;
using System.IO.IsolatedStorage;
using System.Collections.Generic;
using Microsoft.LightSwitch;
using Microsoft.LightSwitch.Framework.Client;
using Microsoft.LightSwitch.Presentation;
using Microsoft.LightSwitch.Presentation.Extensions;
using System.Windows.Controls;

namespace LightSwitchApplication
{
    public partial class PostsListDetail
    {
        partial void MessagesEditSelected_Execute()
        {
            this.OpenModalWindow("Messages_SelectedItem");
        }

        #region SaveResponse_Execute
        partial void SaveResponse_Execute()
        {
            this.CloseModalWindow("Message_Response");
            this.Save();
        } 
        #endregion

        #region RespondToMessage_Execute()
        partial void RespondToMessage_Execute()
        {
            // Create a new Message
            Message_Response = new Message();

            //Set the Post
            Message_Response.Post = Posts.SelectedItem;

            // Set Email defaults
            Message_Response.MessageBy = this.Application.User.Name;

            // these values are from the currently selected Message
            Message_Response.NameFrom = Messages.SelectedItem.NameTo;
            Message_Response.EmailFrom = Messages.SelectedItem.EmailTo;
            Message_Response.NameTo = Messages.SelectedItem.NameFrom;
            Message_Response.EmailTo = Messages.SelectedItem.EmailFrom;

            this.OpenModalWindow("Message_Response");

            // Wire up an event to detect when the Modal window is closed
            this.FindControl("Message_Response").ControlAvailable +=
                new EventHandler<ControlAvailableEventArgs>(PostsListDetail_ControlAvailable);
        } 
        #endregion

        #region PostsListDetail_ControlAvailable
        void PostsListDetail_ControlAvailable(object sender, ControlAvailableEventArgs e)
        {
            ChildWindow window = (ChildWindow)e.Control;
            window.Closed += new EventHandler(Message_Response_Closed);
        }
        #endregion

        #region Message_Response_Closed
        void Message_Response_Closed(object sender, EventArgs e)
        {
            ChildWindow window = (ChildWindow)sender;
            if (!(window.DialogResult.HasValue))
            {
                // Remove unsaved records            
                foreach (Message message in this.DataWorkspace.ApplicationData.Details.GetChanges()
                    .AddedEntities.OfType<Message>())
                {
                    message.Details.DiscardChanges();
                }
            }
        }
        #endregion

        #region RespondToMessage_CanExecute
        partial void RespondToMessage_CanExecute(ref bool result)
        {
            // Must have a Message Selected
            result = (Messages.SelectedItem != null);
        } 
        #endregion

        #region MessagesEditSelected_CanExecute
        partial void MessagesEditSelected_CanExecute(ref bool result)
        {
            // Must have a Message Selected
            result = (Messages.SelectedItem != null);
        } 
        #endregion

    }
}