private void button4_Click(object sender, EventArgs e)
{
dbConnection x = new dbConnection();
x.openConnection();
CultureInfo CUI = CultureInfo.CurrentCulture;
int kw = CUI.Calendar.GetWeekOfYear(DateTime.Now, CUI.DateTimeFormat.CalendarWeekRule, CUI.DateTimeFormat.FirstDayOfWeek);
int anzahl = x.readerSQLScalar("SELECT Count(1) FROM mdw WHERE username='******' AND kw = " + kw);
if (anzahl == 1)
{
notification.Show("Du hast diese Woche schon abgestimmt!", AlertType.error);
return;
}
mdw mdw = new mdw();
mdw.Show();
x.closeConnection();
}
