public override void ViewDidLoad()
{
Title = _title;
View.AddSubview(new UILabel {
Frame = new CGRect(20, 10, 280, 40),
TextAlignment = UITextAlignment.Center,
Font = (UIFont)(UIFont.SystemFontOfSize(20)),
TextColor = UIColor.Gray,
Text = "Type Amount"
});
_totalField = new UIDecimalField(_amount)
{
Frame = new CGRect(50, 50, 220, 40),
TextAlignment = UITextAlignment.Center,
Font = (UIFont)(UIFont.BoldSystemFontOfSize(30)),
Text = _amount.ToString("N2"),
EnablesReturnKeyAutomatically = true,
BorderStyle = UITextBorderStyle.RoundedRect,
};
View.AddSubview(_totalField);
_totalField.BecomeFirstResponder();
}
public override bool ShouldChangeCharacters(UITextField textField, NSRange range, string replacementString)
{
var newText = textField.Text.Remove((int)range.Location, (int)range.Length);
newText = newText.Insert((int)range.Location, replacementString);
if (newText.Length > 0)
{
textField.Text = (UIDecimalField.GetAmountFromString(newText)).ToString("N2");
return(false);
}
return(false);
}