//新添加分组 private void newGroupButton_Click(object sender, EventArgs e) { string groupName = groupComboBox.Text.Trim(); bool isExist = groupBll.isGroupByName(currUser.UId, groupName); if (isExist) { MessageBox.Show("分组已经存在"); return; } else { if (groupName.Length <= 0 || groupComboBox.SelectedIndex == 0) { return; } Group group = new Group(); group.UId = currUser.UId; group.Name = groupName; group.GId = groupID; if (groupBll.addGroup(group)) { try { groupID = groupBll.getGroupID(group.UId, group.Name); } catch { Console.WriteLine("GroupID Exception "); } MessageBox.Show("创建新分组成功"); groupComboBox.Text = groupName; } else { MessageBox.Show("创建失败"); } } }