public void Add(IView child)
{
_ = NativeView ?? throw new InvalidOperationException($"{nameof(NativeView)} should have been set by base class.");
_ = VirtualView ?? throw new InvalidOperationException($"{nameof(VirtualView)} should have been set by base class.");
_ = MauiContext ?? throw new InvalidOperationException($"{nameof(MauiContext)} should have been set by base class.");
NativeView.AddSubview(child.ToNative(MauiContext));
NativeView.SetNeedsLayout();
}
public void Remove(IView child)
{
_ = NativeView ?? throw new InvalidOperationException($"{nameof(NativeView)} should have been set by base class.");
_ = VirtualView ?? throw new InvalidOperationException($"{nameof(VirtualView)} should have been set by base class.");
if (child?.Handler?.NativeView is NativeView nativeView)
{
nativeView.RemoveFromSuperview();
NativeView.SetNeedsLayout();
}
}
/// <summary>
/// Invalidates the layout of the selected view. For iOS, calls the SetNeedsLayout method.
/// </summary>
/// <param name="view">The view to invalidate.</param>
public static void InvalidateMeasure(this _View view)
{
view.SetNeedsLayout();
}
