Reflection Studio - Part 1 - Introduction: Architecture and Design

using AvalonDock;
using ReflectionStudio.Core.Helpers;
using ReflectionStudio.Components.Dialogs.Startup;
using ReflectionStudio.Classes;
using System.Windows;
using ReflectionStudio.Core;
using System.Windows.Documents;
using System.Windows.Markup;
using System.IO;
using System;
using System.Windows.Navigation;
using System.ComponentModel;
using ReflectionStudio.Core.Events;

namespace ReflectionStudio.Components.UserControls
{
	/// <summary>
	/// Interaction logic for HomeDocument.xaml
	/// </summary>
	public partial class HomeDocument : DocumentContent
	{
		public HomeDocument()
		{
			InitializeComponent();
		}
		
		private void DocumentContent_Loaded(object sender, RoutedEventArgs e)
		{
			try
			{
				string urlToRead = "http://i3.codeplex.com/Project/Download/FileDownload.aspx?ProjectName=ReflectionStudio&DownloadId=132959";
				string destFile = System.IO.Path.Combine(PathHelper.ApplicationPath, "Home.xaml");

				BackgroundWorker webWorker = new BackgroundWorker();
				webWorker.WorkerReportsProgress = false;
				webWorker.WorkerSupportsCancellation = false;
				webWorker.DoWork += new DoWorkEventHandler(bw_DoWork);
				webWorker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(bw_RunWorkerCompleted);

				// Start the asynchronous operation.
				webWorker.RunWorkerAsync(new UrlSaveHelper(urlToRead, destFile));

			}
			catch (Exception all)
			{
			}
		}

		void bw_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
		{
			// First, handle the case where an exception was thrown.
			if (e.Error != null)
			{
				Tracer.Error("ProjectService.Create", e.Error);
			}
			else
			{
				UrlSaveHelper hlp = (UrlSaveHelper)e.Result;

				string destFile = System.IO.Path.Combine(PathHelper.ApplicationPath, "Home.xaml");

				// Finally, handle the case where the operation succeeded.
				if (File.Exists(destFile))
				{
					FileStream fs = File.OpenRead(destFile);
					FlowDocViewer.Document = (FlowDocument)XamlReader.Load(fs);
					fs.Close();

					ParseHyperlink(FlowDocViewer.Document);

					Tracer.Verbose("ProjectService:Create", "END");
				}
			}
		}

		void bw_DoWork(object sender, DoWorkEventArgs e)
		{
			UrlSaveHelper hlp = (UrlSaveHelper)e.Argument;
			hlp.SaveUrlContent();
		}

		#region --------------------FLOWDOC PROCESS--------------------

		/// <summary>
		/// Find elements in the flow document to associate events
		/// </summary>
		/// <param name="flowDocument"></param>
		private void ParseHyperlink(FlowDocument flowDocument)
		{
			Hyperlink hp = flowDocument.FindName("HyperlinkNewProject") as Hyperlink;
			hp.Click += new RoutedEventHandler(HyperlinkNewProject_Click);

			hp = null;
			int counter = 1;
			do
			{
				hp = flowDocument.FindName(string.Format("HyperlinkNaviguate{0}", counter)) as Hyperlink;
				if( hp != null) 
					hp.RequestNavigate += new RequestNavigateEventHandler(Hyperlink_RequestNavigate);
				counter++;
			}
			while (hp != null);
		}

		/// <summary>
		/// Launch special application link
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void HyperlinkNewProject_Click(object sender, System.Windows.RoutedEventArgs e)
		{
			StartupDlg dlg = new StartupDlg();
			dlg.Owner = Application.Current.MainWindow;
			dlg.DataContext = BindingView.Instance;
			dlg.ShowDialog();
		}

		/// <summary>
		/// launch any web request
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void Hyperlink_RequestNavigate(object sender, System.Windows.Navigation.RequestNavigateEventArgs e)
		{
			ProcessHelper.LaunchWebUri(e.Uri);
			e.Handled = true;
		}

		#endregion
	}
}