C# (CSharp) TaskManagementForMultiTasking DatabaseOpt.deleteOne Examples

Example #1

        //删除任务的实现方法
        public void taskDelete(Object id)
        {
            MySqlConnection conn   = null;
            string          taskId = (string)id;

            try
            {
                //获取本模拟器的编号并通过命令行删除
                conn = DatabaseOpt.getDBConnection();
                string emulatorId = DatabaseOpt.queryOne(conn, taskId, "emulatorId")[0];
                if (!"".Equals(emulatorId))
                {
                    //说明模拟器已创建，通过命令行删除
                    EmulatiorOpt.removeEmu(emulatorId);
                }

                //删除该条任务信息
                DatabaseOpt.deleteOne(conn, taskId);
            }
            catch
            {
                MessageBox.Show("删除任务出错");
            }
            finally
            {
                DatabaseOpt.close(conn);
                TaskInfoDataGridViewOpt.updateTaskInfoDataGridView(this.taskInfoDataGridView);
            }
        }