//просмотр конфигурации устройства private void openConfigurationToolStripMenuItem_Click(object sender, EventArgs e) { if (listViewConfig.SelectedItems.Count != 0) { var item = listViewConfig.SelectedItems[0]; int configId = Int32.Parse(item.SubItems[0].Text); using (context = new RconfigContext()) { var queryConfig = (from c in context.Configs where c.Id == configId select c).FirstOrDefault(); if (queryConfig != null) { Config_Watcher frm = new Config_Watcher(queryConfig); DialogResult result = frm.ShowDialog(); if (result == DialogResult.OK) { //******************************* } } } } }