/// <summary>
        /// Initialization of the package; this method is called right after the package is sited, so this is the place
        /// where you can put all the initialization code that rely on services provided by VisualStudio.
        /// </summary>
        protected override void Initialize()
        {
            MainToolWindowCommand.Initialize(this);
            base.Initialize();

            VisualStudioService.Initialize(this);
            VisualStudioService.SolutionEvents.Opened += SolutionEvents_Opened;
        }
 /// <summary>
 /// Initializes the singleton instance of the command.
 /// </summary>
 /// <param name="package">Owner package, not null.</param>
 public static void Initialize(Package package)
 {
     Instance = new MainToolWindowCommand(package);
 }