public override RecyclerView.ViewHolder OnCreateViewHolder(ViewGroup parent, int viewType)
{
ViewHolder viewHolder;
switch (viewType)
{
case ViewTypeHeader:
viewHolder = new HeaderViewHolder(
LayoutInflater.FromContext(_context).Inflate(Resource.Layout.HeaderCell, parent, false),
_boxedView);
break;
case ViewTypeFooter:
viewHolder = new FooterViewHolder(
LayoutInflater.FromContext(_context).Inflate(Resource.Layout.FooterCell, parent, false),
_boxedView);
break;
default:
viewHolder = new ContentViewHolder(
LayoutInflater.FromContext(_context).Inflate(Resource.Layout.ContentCell, parent, false));
viewHolder.ItemView.SetOnClickListener(this);
break;
}
_viewHolders.Add(viewHolder);
return(viewHolder);
}
private void BindContentView(ContentViewHolder holder, Cell formsCell, int position)
{
AView nativeCell = null;
AView layout = holder.ItemView;
holder.SectionIndex = CellCaches[position].SectionIndex;
holder.RowIndex = CellCaches[position].RowIndex;
nativeCell = holder.Body.GetChildAt(0);
if (nativeCell != null)
{
holder.Body.RemoveViewAt(0);
}
nativeCell = CellFactory.GetCell(formsCell, nativeCell, _recyclerView, _context, _boxedView);
if (position == _selectedIndex)
{
DeselectRow();
nativeCell.Selected = true;
_preSelectedCell = nativeCell;
}
var minHeight = (int)Math.Max(_context.ToPixels(_boxedView.RowHeight), MinRowHeight);
// It is necessary to set both
layout.SetMinimumHeight(minHeight);
nativeCell.SetMinimumHeight(minHeight);
if (!_boxedView.HasUnevenRows)
{
// If not Uneven, set the larger one of RowHeight and MinRowHeight.
layout.LayoutParameters.Height = minHeight;
}
else if (formsCell.Height > -1)
{
// If the cell itself was specified height, set it.
layout.SetMinimumHeight((int)_context.ToPixels(formsCell.Height));
layout.LayoutParameters.Height = (int)_context.ToPixels(formsCell.Height);
}
else if (formsCell is ViewCell viewCell)
{
// If used a viewcell, calculate the size and layout it.
var size = viewCell.View.Measure(_boxedView.Width, double.PositiveInfinity);
viewCell.View.Layout(new Rectangle(0, 0, size.Request.Width, size.Request.Height));
layout.LayoutParameters.Height = (int)_context.ToPixels(size.Request.Height);
}
else
{
layout.LayoutParameters.Height = -2; // wrap_content
}
if (!CellCaches[position].IsLastCell || _boxedView.ShowSectionTopBottomBorder)
{
holder.Border.SetBackgroundColor(_boxedView.SeparatorColor.ToAndroid());
}
else
{
holder.Border.SetBackgroundColor(Android.Graphics.Color.Transparent);
}
holder.Body.AddView(nativeCell, 0);
}
