protected override void ConstrainChildren()
{
MessageLabel.SafeTrailingAnchor().ConstraintEqualTo(DismissButton.SafeLeadingAnchor(), -Toast.Layout.Spacing).Active = true;
MessageLabel.SafeLeadingAnchor().ConstraintEqualTo(this.SafeLeadingAnchor(), Toast.Layout.PaddingLeading).Active = true;
MessageLabel.SafeBottomAnchor().ConstraintEqualTo(this.SafeBottomAnchor(), -Toast.Layout.PaddingBottom).Active = true;
MessageLabel.SafeTopAnchor().ConstraintEqualTo(this.SafeTopAnchor(), Toast.Layout.PaddingTop).Active = true;
DismissButton.SafeTrailingAnchor().ConstraintEqualTo(this.SafeTrailingAnchor(), -Toast.Layout.PaddingTrailing).Active = true;
DismissButton.SafeCenterYAnchor().ConstraintEqualTo(this.SafeCenterYAnchor()).Active = true;
// The following constraint makes sure that button is not wider than specified amount of available width
DismissButton.SafeWidthAnchor().ConstraintLessThanOrEqualTo(this.SafeWidthAnchor(), DismissButtonMaxWidth, 0f).Active = true;
DismissButton.SetContentCompressionResistancePriority(
MessageLabel.ContentCompressionResistancePriority(UILayoutConstraintAxis.Horizontal) + 1,
UILayoutConstraintAxis.Horizontal);
}