// Constructor
public MainPage()
{
InitializeComponent();
_viewModel = (ForumViewModel)Resources["viewModel"];
this.DataContext = _viewModel;
_viewModel.Load();
}
public ForumPage(ForumViewModel model)
{
InitializeComponent();
Model = model;
Model.Load();
ForumsListView.BindingContext = Model;
ForumsListView.ItemTapped += ForumsListView_ItemTapped;
}