public override void OnBindViewHolder(RecyclerView.ViewHolder holder, int position)
{
var isHeader = holder is WFGroupHeaderViewHolder;
var itemView = holder.ItemView;
var element = (itemView as VisualElementRenderer <View>).Element;
var dpHeight = 0;
int pxHeight;
var dpWidth = (int)ItemWidth;
if (holder is WFHeaderViewHolder)
{
dpHeight = (int)Element.Header.HeightRequest;
element.Layout(new Rectangle(0, 0, Element.Width, dpHeight));
pxHeight = DroidUtils.DpToPixel(dpHeight);
var pxWidth = DroidUtils.DpToPixel((int)Element.Width);
var layoutParams = new ViewGroup.LayoutParams(pxWidth, pxHeight);
itemView.LayoutParameters = layoutParams;
itemView.Layout(0, 0, pxWidth, pxHeight);
var lParams = new StaggeredGridLayoutManager.LayoutParams(itemView.LayoutParameters);
lParams.FullSpan = true;
itemView.LayoutParameters = lParams;
return;
}
if (Element.Header != null)
{
position--; //because the first index is the Header View
}
element.BindingContext = SourceList[position];
if (holder is WFGroupHeaderViewHolder)
{
(holder as WFGroupHeaderViewHolder).BindingContext = element.BindingContext;
dpHeight = (int)Element.HeaderTemplateHeight;
element.Layout(new Rectangle(0, 0, Element.Width, dpHeight));
pxHeight = DroidUtils.DpToPixel(dpHeight);
var pxWidth = DroidUtils.DpToPixel((int)Element.Width);
var layoutParams = new ViewGroup.LayoutParams(pxWidth, pxHeight);
itemView.LayoutParameters = layoutParams;
itemView.Layout(0, 0, pxWidth, pxHeight);
var lParams = new StaggeredGridLayoutManager.LayoutParams(itemView.LayoutParameters);
lParams.FullSpan = true;
itemView.LayoutParameters = lParams;
}
else
{
(holder as WFViewHolder).BindingContext = element.BindingContext;
if (Element.GetHeightForCellDelegate != null)
{
dpHeight = (int)Element.GetHeightForCellDelegate(SourceList[position]);
}
else
{
dpHeight = _heights[position];
}
element.Layout(new Rectangle(0, 0, dpWidth, dpHeight));
pxHeight = DroidUtils.DpToPixel(dpHeight);
var pxWidth = DroidUtils.DpToPixel((int)ItemWidth);
var layoutParams = new ViewGroup.LayoutParams(pxWidth, pxHeight);
itemView.LayoutParameters = layoutParams;
itemView.Layout(0, 0, pxWidth, pxHeight);
}
}
public static void Init(Context context)
{
_context = context;
DroidUtils.Init(context);
FormsView_Utils.Init(context);
}
