private bool IsLegalHoursTenths()
{
if (this.hourstenthsBox.Text.Length >= 2)
{
this.prompt.Text = $"Hours tenths should be no more than 1. {this.hourstenthsBox.Text.Length}.";
return(false);
}
if (!MileageForm.IsNumeric(this.hourstenthsBox.Text))
{
this.prompt.Text = "The hours tenths must contain only numbers.";
return(false);
}
return(true);
}
/// <summary>
/// Validate the VIN.
/// </summary>
private bool IsLegalMiles()
{
if (this.mileageBox.Text.Length >= 7)
{
this.prompt.Text = $"Mileage should be no more than 6. {this.mileageBox.Text.Length}.";
return(false);
}
if (!MileageForm.IsNumeric(this.mileageBox.Text))
{
this.prompt.Text = "The mileage must contain only numbers.";
return(false);
}
return(true);
}
