private void Ip2_KeyPress(object sender, KeyPressEventArgs e)
{
if ((Keys)e.KeyChar == Keys.Tab && Ip2.Text.Length > 0 && Ip2.SelectionLength == 0)
{
Ip3.Focus();
Ip3.Select(0, Ip3.Text.Length);
}
}
private void Ip2_TextChanged(object sender, EventArgs e)
{
if (Ip2.Text.Length == 3 && Ip2.Text.Length > 0 && Ip2.SelectionLength == 0)
{
Ip3.Focus();
Ip3.Select(0, Ip3.Text.Length);
}
if (Ip2.Text.LastIndexOf('.') != -1)
{
Ip2.Text.Replace('.', ' ').Trim();
Ip3.Focus();
Ip3.Select(0, Ip3.Text.Length);
}
}
private void Ip2_TextChanged(object sender, EventArgs e)
{
if (Ip2.Text.Length == 3 && Ip2.Text.Length > 0 && Ip2.SelectionLength == 0)
{
if (Convert.ToInt32(Ip2.Text) > 255)
{
Ip2.Text = "255";
}
else
{
Ip3.Focus();
Ip3.Select(0, Ip3.Text.Length);
}
}
}
private void Ip2_KeyPress(object sender, KeyPressEventArgs e)
{
string inputStr = e.KeyChar.ToString();
if (e.KeyChar != (char)ConsoleKey.Backspace)
{
if (e.KeyChar == 46 && Ip2.Text.Length > 0 && Ip2.SelectionLength == 0)
{
Ip3.Focus();
Ip3.Select(0, Ip3.Text.Length);
}
if (CheckInput(inputStr) == false)
{
e.Handled = true;
}
}
base.OnKeyPress(e);
}
private void Ip_OnPressBackspace(int index)
{
switch (index)
{
case 4:
Ip3.Focus();
Ip3.SelectionStart = Ip3.Text.Length;
break;
case 3:
Ip2.Focus();
Ip2.SelectionStart = Ip2.Text.Length;
break;
case 2:
Ip1.Focus();
Ip1.SelectionStart = Ip1.Text.Length;
break;
default:
break;
}
}
public string GetIpAsString()
{
return(Ip1.ToString() + '.' + Ip2.ToString() + '.' + Ip3.ToString() + '.' + Ip4.ToString());
}
