public override bool ResignFirstResponder()
{
base.ResignFirstResponder();
IsFirstResponderChanged?.Raise(this);
if (!string.IsNullOrEmpty(Text))
{
return(true);
}
CATransaction.Begin();
CATransaction.AnimationDuration = placeholderAnimationDuration;
placeholderLayer.AffineTransform = CGAffineTransform.MakeIdentity();
placeholderLayer.FontSize = bigPlaceholderSize;
CATransaction.Commit();
return(true);
}
public override bool BecomeFirstResponder()
{
base.BecomeFirstResponder();
IsFirstResponderChanged?.Raise(this);
if (placeholderLayer.Frame.Top == 0)
{
return(true);
}
var yOffset = -placeholderLayer.Frame.Top;
CATransaction.Begin();
CATransaction.AnimationDuration = placeholderAnimationDuration;
placeholderLayer.AffineTransform = CGAffineTransform.MakeTranslation(0, yOffset);
placeholderLayer.FontSize = smallPlaceholderSize;
CATransaction.Commit();
return(true);
}
