private void btnAdd_Click(object sender, EventArgs e) { int diffNameCount = ManageUserAction.CollectionCount(); string nameCol = "New collection " + diffNameCount.ToString(); while (ManageUserAction.GetCollectionId(nameCol) != -1) { diffNameCount++; nameCol = "New collection " + diffNameCount.ToString(); } lvCollection.Items.Add(nameCol, 0); ManageUserAction.AddCollection(nameCol); ManageUserAction.InitAllCollections(); lvCollection.SelectedItems.Clear(); lvCollection.Items[lvCollection.Items.Count - 1].Selected = true; lvCollection.LabelEdit = true; lvCollection.Items[lvCollection.Items.Count - 1].BeginEdit(); }