public ProjectExplorerControl(IVsWindowSearchHostFactory windowSearchHostFactory, ProjectExplorerViewModel viewModel)
{
ThreadHelper.ThrowIfNotOnUIThread();
DataContext = viewModel;
InitializeComponent();
ViewModel.PropertyChanged += OnViewModelPropertyChanged;
SearchHost = windowSearchHostFactory.CreateWindowSearchHost(SearchControlHost);
SearchHost.SetupSearch(this);
UpdateSearchEnabled();
}
