public InputFieldObserver(InputField inputField, ValidatorFunc validator = null)
{
IsValid = false;
_Value = 0f;
_Length = 0;
inputField.onValueChanged.AddListener(OnChange);
_Validator = validator;
if (_Validator != null)
{
inputField.onValidateInput += _Validator;
}
_OnChange = null;
}
/// <summary>
/// Initializes a new instance of the <see cref="T:FormsPinView.PCL.PinViewModel"/> class.
/// </summary>
public PinViewModel()
{
KeyPressCommand = new Command <string>(arg =>
{
if (arg == "Backspace")
{
if (EnteredPin.Count > 0)
{
EnteredPin.RemoveAt(EnteredPin.Count - 1);
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
else if (arg == "Clear")
{
if (EnteredPin.Count > 0)
{
_enteredPin = new List <char>();
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
else if (EnteredPin.Count < TargetPinLength)
{
EnteredPin.Add(arg[0]);
if (EnteredPin.Count == TargetPinLength)
{
var pass = new string(EnteredPin.ToArray());
if (ValidatorFunc.Invoke(pass))
{
Success?.Invoke(this, new PinEventArgs()
{
EnteredPin = pass
});
EnteredPin.Clear();
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
else
{
EnteredPin.Clear();
Error?.Invoke(this, EventArgs.Empty);
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
else
{
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
});
}
public PinViewModel()
{
KeyPressCommand = new Command <string>(arg =>
{
var v = CrossVibrate.Current;
v.Vibration(TimeSpan.FromMilliseconds(100));
if (arg == "Backspace")
{
if (EnteredPin.Count > 0)
{
EnteredPin.RemoveAt(EnteredPin.Count - 1);
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
else if (EnteredPin.Count < TargetPinLength)
{
EnteredPin.Add(arg[0]);
if (EnteredPin.Count == TargetPinLength)
{
if (ValidatorFunc.Invoke(EnteredPin))
{
EnteredPin.Clear();
Success?.Invoke(this, EventArgs.Empty);
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
else
{
EnteredPin.Clear();
Error?.Invoke(this, EventArgs.Empty);
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
else
{
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
});
}
/// <summary>
/// Initializes a new instance of the <see cref="T:FormsPinView.PCL.PinViewModel"/> class.
/// </summary>
public PinViewModel()
{
KeyPressCommand = new Command<string>(arg =>
{
if (arg == "Backspace")
{
if (EnteredPin.Count > 0)
{
EnteredPin.RemoveAt(EnteredPin.Count - 1);
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
else if (EnteredPin.Count < TargetPinLength)
{
EnteredPin.Add(arg[0]);
if (EnteredPin.Count == TargetPinLength)
{
if (ValidatorFunc.Invoke(EnteredPin))
{
EnteredPin.Clear();
Success?.Invoke(this, EventArgs.Empty);
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
else
{
EnteredPin.Clear();
Error?.Invoke(this, EventArgs.Empty);
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
else
{
DisplayedTextUpdated?.Invoke(this, EventArgs.Empty);
}
}
});
}
bool IsValidEmail(string arg) => ValidatorFunc.IsValidEmail(arg);
bool IsEmptyFieldValue(object arg) => ValidatorFunc.IsEmptyFieldValue(arg);
bool IsValidPassword(string arg) => ValidatorFunc.IsValidPassword(arg);