protected override void OnTextChanged(EventArgs e)
{
if (e == null)
{
throw new ArgumentNullException(nameof(e));
}
base.OnTextChanged(e);
if (!Blank)
{
int value;
if (!Int32.TryParse(Text, out value))
{
base.Text = String.Empty;
}
else
{
if (value > RangeUpper)
{
base.Text = RangeUpper.ToString(CultureInfo.InvariantCulture);
SelectionStart = 0;
}
else if ((TextLength == MaxLength) && (value < RangeLower))
{
base.Text = RangeLower.ToString(CultureInfo.InvariantCulture);
SelectionStart = 0;
}
else
{
int originalLength = TextLength;
int newSelectionStart = SelectionStart;
base.Text = value.ToString(CultureInfo.InvariantCulture);
if (TextLength < originalLength)
{
newSelectionStart -= (originalLength - TextLength);
SelectionStart = Math.Max(0, newSelectionStart);
}
}
}
}
if (null != TextChangedEvent)
{
TextChangedEventArgs args = new TextChangedEventArgs();
args.FieldIndex = FieldIndex;
args.Text = Text;
TextChangedEvent(this, args);
}
if (TextLength == MaxLength && Focused && SelectionStart == TextLength)
{
SendCedeFocusEvent(Direction.Forward, Selection.All);
}
}
protected override void OnTextChanged(EventArgs e)
{
base.OnTextChanged(e);
if (!Blank)
{
int val;
if (!Int32.TryParse(Text, out val))
{
Text = String.Empty;
}
else
{
if (val > RangeUpper)
{
Text = RangeUpper.ToString(CultureInfo.InvariantCulture);
}
else
{
Text = val.ToString(CultureInfo.InvariantCulture);
}
}
}
SelectionStart = this.TextLength;
if (null != TextChangedEvent)
{
TextChangedEventArgs args = new TextChangedEventArgs();
args.FieldId = FieldId;
args.Text = Text;
TextChangedEvent(this, args);
}
if (Text.Length == MaxLength && Focused)
{
if (null != CedeFocusEvent)
{
CedeFocusEventArgs args = new CedeFocusEventArgs();
args.FieldId = FieldId;
args.Direction = Direction.Forward;
args.Selection = Selection.All;
CedeFocusEvent(this, args);
}
}
}
