/// <summary>
/// Initializes a new instance of the <see cref="FavoriteWrapper"/> class.
/// </summary>
/// <param name="favorite">The favorite map pin.</param>
/// <param name="viewModel">The reference to the current view model.</param>
public FavoriteWrapper(MapExPin favorite, FavoritesViewModel viewModel)
{
// Store the current favorite
this.favorite = favorite;
this.viewModel = viewModel;
// Setup commands
this.SetAsPrimaryCommand = new Command(this.SetAsPrimary);
this.RemoveFavoriteCommand = new Command(this.RemoveFavorite);
}
/// <summary>
/// Handles the BindingContextChanged event.
/// </summary>
protected override void OnBindingContextChanged()
{
// Remove the event handling from the binding context
if (this.currentBindingContext != null)
{
this.currentBindingContext.Navigation = null;
}
// Set up the event handling from the binding context
this.currentBindingContext = this.BindingContext as FavoritesViewModel;
if (this.currentBindingContext != null)
{
// Set up navigation context
this.currentBindingContext.Navigation = this.Navigation;
}
// Call the base member
base.OnBindingContextChanged();
}