private void DepthNumericUpDown_KeyPress(object sender, System.Windows.Forms.KeyPressEventArgs e)
{
string text = Convert.ToString(DepthNumericUpDown.Value);
/* I utilized the IsControl and IsDigit methods here due to assignment requirements.
* It wasn't a necessary form of validation for this field because this is a NumericUpDown and they
* can only enter numbers to begin with, so I simply used console write lines to show when such characters
* were detected. I hope this sufficiently demonstrates my ability to use the methods. If I wanted
* to use them for validation I'd probably have to use a text field rather than a NumericUpDown. */
for (int i = 0; i < text.Length; i++)
{
if (Char.IsControl(text, i))
{
Console.WriteLine("Control character detected at position: " + i);
}
if (Char.IsDigit(text, i))
{
Console.WriteLine("Digit detected.");
}
}
if (Convert.ToInt32(DepthNumericUpDown.Value) < Desk.MINDEPTH)
{
MessageBox.Show("You need to enter a value of at least 12 inches.");
DepthNumericUpDown.Focus();
}
else if (Convert.ToInt32(DepthNumericUpDown.Value) > Desk.MAXDEPTH)
{
MessageBox.Show("You need to enter a value equal to or less than 48 inches.");
DepthNumericUpDown.Focus();
}
}
private void DepthNumericUpDown_Enter(object sender, EventArgs e)
{
{
if (DepthNumericUpDown.Value == 0)
{
int lengthOfAnswer = DepthNumericUpDown.Value.ToString().Length;
DepthNumericUpDown.Select(0, lengthOfAnswer);
}
}
}
