protected virtual void UpdateDefaultCell(DefaultCell cell, NSIndexPath indexPath)
{
cell.Label.Text = _itemsSource[indexPath.Row].ToString();
if (cell is ItemsViewCell constrainedCell)
{
_layout.PrepareCellForLayout(constrainedCell);
}
}
protected virtual void UpdateTemplatedCell(TemplatedCell cell, NSIndexPath indexPath)
{
cell.ContentSizeChanged -= CellContentSizeChanged;
cell.LayoutAttributesChanged -= CellLayoutAttributesChanged;
var bindingContext = ItemsSource[indexPath];
// If we've already created a cell for this index path (for measurement), re-use the content
if (_measurementCells.TryGetValue(bindingContext, out TemplatedCell measurementCell))
{
_measurementCells.Remove(bindingContext);
measurementCell.ContentSizeChanged -= CellContentSizeChanged;
measurementCell.LayoutAttributesChanged -= CellLayoutAttributesChanged;
cell.UseContent(measurementCell);
}
else
{
cell.Bind(ItemsView.ItemTemplate, ItemsSource[indexPath], ItemsView);
}
cell.ContentSizeChanged += CellContentSizeChanged;
cell.LayoutAttributesChanged += CellLayoutAttributesChanged;
ItemsViewLayout.PrepareCellForLayout(cell);
}
protected virtual void UpdateTemplatedCell(TemplatedCell cell, NSIndexPath indexPath)
{
ApplyTemplateAndDataContext(cell, indexPath);
if (cell is ItemsViewCell constrainedCell)
{
ItemsViewLayout.PrepareCellForLayout(constrainedCell);
}
}
protected virtual void UpdateTemplatedCell(TemplatedCell cell, NSIndexPath indexPath)
{
cell.ContentSizeChanged -= CellContentSizeChanged;
cell.Bind(ItemsView, ItemsSource[indexPath]);
cell.ContentSizeChanged += CellContentSizeChanged;
ItemsViewLayout.PrepareCellForLayout(cell);
}
