private void AddButton_Click(object sender, RoutedEventArgs e)
{
ChangeWin chaingeWin = new ChangeWin(this);
chaingeWin.Save_but_ON();
chaingeWin.Show();
chaingeWin.ID_zn_Label.Content = "1";
}
private void ChangeButton_Click(object sender, RoutedEventArgs e)
{
DataRowView oDataRowView = nomenclature.SelectedItem as DataRowView;
string id_num = oDataRowView.Row.ItemArray.GetValue(0).ToString();
string name = oDataRowView.Row.ItemArray.GetValue(1).ToString();
string price = oDataRowView.Row.ItemArray.GetValue(2).ToString();
string fromDate = oDataRowView.Row.ItemArray.GetValue(3).ToString();
string toDate = oDataRowView.Row.ItemArray.GetValue(4).ToString();
ChangeWin chaingeWin = new ChangeWin(this);
chaingeWin.ID_zn_Label.Content = id_num;
chaingeWin.textBoxName.Text = name;
chaingeWin.textBoxPrice.Text = price;
chaingeWin.fromDatePicker.SelectedDate = Convert.ToDateTime(fromDate);
chaingeWin.toDatePicker.SelectedDate = Convert.ToDateTime(toDate);
chaingeWin.Change_but_ON();
chaingeWin.Show();
}