private void LoginButton_Click(object sender, RoutedEventArgs e)
{
DbInfo dbInfo = new DbInfo();
dbInfo.LoginPassword(usernameTextBox.Text, passwordTextBox.Password);
try
{
dbInfo.ForLogin();
AdminWindow adminWindow = new AdminWindow();
Close();
adminWindow.Show();
}
catch (SqlException ex)
{
MessageBox.Show(ex.Message);
}
}