private void FixValue(TextBox textBox) {
var mask = GetTextBoxMask(textBox);
if (mask == null) return;
var text = textBox.Text;
if (Equals(textBox, AccelerationInput)) {
text = text.Replace(@"0-100", "");
}
double value;
if (!FlexibleParser.TryParseDouble(text, out value)) return;
textBox.Text = Format(mask, value.ToString(CultureInfo.InvariantCulture));
}