protected override void OnLayout(ILayoutInstruction element)
{
base.OnLayout(element);
var pairable = element as IPairable;
var contentCell = pairable == null ? element as ContentCell : pairable.Pair as ContentCell ?? element as ContentCell;
var headerCell = pairable == null ? element as HeaderedControlCell : pairable.Pair as HeaderedControlCell ?? element as HeaderedControlCell;
if (contentCell != null)
{
if (!string.IsNullOrEmpty(contentCell.SubtextLabel.Text) && contentCell.MinHeight == Cell.StandardCellHeight)
{
contentCell.MinHeight = 64;
}
if (contentCell.Image.Dimensions != new Size(1, 1) && contentCell.Image.Dimensions != Size.Empty)
{
var margin = contentCell.Image.Margin;
if (margin.Right < Thickness.LeftMargin)
{
margin.Right = Thickness.LeftMargin;
contentCell.Image.Margin = margin;
}
}
}
if (headerCell != null)
{
OnLayoutHeaderedCell(headerCell);
}
}
/// <summary>
/// Performs layout logic for the specified <paramref name="element"/>.
/// </summary>
/// <param name="element">The <see cref="ILayoutInstruction"/> instance to lay out.</param>
public sealed override void Layout(ILayoutInstruction element)
{
if (element != null)
{
OnLayout(element);
}
}
protected override void OnLayout(ILayoutInstruction element)
{
var headeredCell = element as HeaderedControlCell;
if (headeredCell != null)
{
OnLayoutHeaderedCell(headeredCell);
return;
}
base.OnLayout(element);
}
protected override void OnLayout(ILayoutInstruction element)
{
base.OnLayout(element);
var pairable = element as IPairable;
var contentCell = pairable?.Pair as ContentCell ?? pairable as ContentCell;
if (contentCell != null)
{
OnLayoutContentCell(contentCell);
}
var headerCell = pairable?.Pair as HeaderedControlCell ?? pairable as HeaderedControlCell;
if (headerCell != null)
{
OnLayoutHeaderedCell(headerCell);
}
}
/// <summary> /// Performs layout logic for the specified <paramref name="element"/> that is determined by the target platform. /// </summary> /// <param name="element">The <see cref="ILayoutInstruction"/> instance to lay out.</param> public abstract void Layout(ILayoutInstruction element);
/// <summary>
/// Called when the specified <paramref name="element"/> needs to be laid out.
/// </summary>
/// <param name="element">The <see cref="ILayoutInstruction"/> instance to be laid out.</param>
protected virtual void OnLayout(ILayoutInstruction element)
{
element.Layout();
}
