public static SimpleViewHolder FromFormsView(View formsView, Context context)
{
var itemContentControl = new ItemContentView(context);
itemContentControl.RealizeContent(formsView);
return(new SimpleViewHolder(itemContentControl, formsView));
}
public override RecyclerView.ViewHolder OnCreateViewHolder(ViewGroup parent, int viewType)
{
var context = parent.Context;
if (viewType == ItemViewType.GroupHeader)
{
var itemContentView = new ItemContentView(context);
return(new TemplatedItemViewHolder(itemContentView, ItemsView.GroupHeaderTemplate, isSelectionEnabled: false));
}
if (viewType == ItemViewType.GroupFooter)
{
var itemContentView = new ItemContentView(context);
return(new TemplatedItemViewHolder(itemContentView, ItemsView.GroupFooterTemplate, isSelectionEnabled: false));
}
return(base.OnCreateViewHolder(parent, viewType));
}
protected RecyclerView.ViewHolder CreateHeaderFooterViewHolder(object content, DataTemplate template, Context context)
{
if (template != null)
{
var footerContentView = new ItemContentView(context);
return(new TemplatedItemViewHolder(footerContentView, template, isSelectionEnabled: false));
}
if (content is View formsView)
{
var viewHolder = SimpleViewHolder.FromFormsView(formsView, context);
// Propagate the binding context, visual, etc. from the ItemsView to the header/footer
ItemsView.AddLogicalChild(viewHolder.View);
return(viewHolder);
}
// No template, Footer is not a Forms View, so just display Footer.ToString
return(SimpleViewHolder.FromText(content?.ToString(), context, fill: false));
}
public TemplatedItemViewHolder(ItemContentView itemContentView, DataTemplate template,
bool isSelectionEnabled = true) : base(itemContentView, isSelectionEnabled)
{
_itemContentView = itemContentView;
_template = template;
}