private void OnLostFocus(object sender, EventArgs e)
{
FETextBox box = (FETextBox)sender;
if (String.IsNullOrWhiteSpace(box.Text))
{
box.ForeColor = SystemColors.GrayText;
box.Text = box.Placeholder;
}
}
private void OnGotFocus(object sender, EventArgs e)
{
FETextBox box = (FETextBox)sender;
if (box.ForeColor == SystemColors.GrayText)
{
box.ForeColor = SystemColors.WindowText;
box.Text = "";
}
}