using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Xml;

namespace Mesnac.Equips.Connection.COM
{
    public partial class SetConfigForm : Form, Mesnac.Equips.Connection.ConnConfig
    {
        #region 单例模式
        private static SetConfigForm _this;
        public static SetConfigForm Instance
        {
            get
            {
                if (null == _this)
                    _this = new SetConfigForm();
                return _this;
            }
        }
        #endregion
        public SetConfigForm()
        {
            InitializeComponent();
        }

        ConnType thisConnType = new ConnType();
        private void button1_Click(object sender, EventArgs e)
        {
            this.thisConnType.StationNum = this.cmbStationNum.Text;
            this.thisConnType.PortName = this.cmbPortName.Text;
            this.thisConnType.BaudRate = Convert.ToInt32(this.txtBaudRate.Text);
            this.thisConnType.Parity = this.cmbParity.Text;
            this.thisConnType.DataBits = Convert.ToInt32(this.cmbDataBits.Text);
            this.thisConnType.StopBits = this.cmbStopBits.Text;
            this.thisConnType.BuffSize = Convert.ToInt32(this.txtBuffSize.Text);
            this.Close();
        }

        #region SetConfig GetConfig
        public Connection.ConnType SetConfig(Connection.ConnType connType)
        {
            ConnType Result = new ConnType();
            if (connType != null)
            {
                Result = (ConnType)connType;
            }
            this.cmbStationNum.Text = Result.StationNum;
            this.cmbPortName.Text = Result.PortName;
            this.txtBaudRate.Text = Result.BaudRate.ToString();
            this.cmbParity.Text = Result.Parity;
            this.cmbDataBits.Text = Result.DataBits.ToString();
            this.cmbStopBits.Text = Result.StopBits;
            this.txtBuffSize.Text = Result.BuffSize.ToString();
            this.ShowDialog();
            return thisConnType;
        }

        private bool GetFirstNodeValue(XmlNode node, string path, string attribute, bool throwException, out string value)
        {
            value = string.Empty;
            try
            {
                value = node.SelectNodes(path)[0].Attributes[attribute.ToLower()].Value.ToString();
            }
            catch (Exception ex)
            {
                if (throwException)
                {
                    throw (ex);
                }
                return false;
            }
            return true;
        }
        private bool GetNodeAttributeValue(XmlNode node, string attribute, bool throwException, out string value)
        {
            value = string.Empty;
            try
            {
                value = node.Attributes[attribute.ToLower()].Value.ToString();
            }
            catch (Exception ex)
            {
                if (throwException)
                {
                    throw (ex);
                }
                return false;
            }
            return true;
        }
        public Connection.ConnType GetConfig(XmlNode node)
        {
            ConnType Result = new ConnType();

            string stationNum = "00";
            string portName = "COM1";
            string baudRate = "9600";
            string parity = "Even";
            string dataBits = "7";
            string stopBits = "2";
            string buffSize = "1024";
            GetFirstNodeValue(node, ".//StationNum[@value]", "value", true, out stationNum);
            GetFirstNodeValue(node, ".//PortName[@value]", "value", true, out portName);
            GetFirstNodeValue(node, ".//BaudRate[@value]", "value", true, out baudRate);
            GetFirstNodeValue(node, ".//Parity[@value]", "value", true, out parity);
            GetFirstNodeValue(node, ".//DataBits[@value]", "value", true, out dataBits);
            GetFirstNodeValue(node, ".//StopBits[@value]", "value", true, out stopBits);
            GetFirstNodeValue(node, ".//BuffSize[@value]", "value", true, out buffSize);
            Result.StationNum = stationNum;
            Result.PortName = portName;
            Result.BaudRate = Convert.ToInt32(baudRate);
            Result.Parity = parity;
            Result.DataBits = Convert.ToInt32(dataBits);
            Result.StopBits = stopBits;
            Result.BuffSize = Convert.ToInt32(buffSize);
            return Result;
        }
        #endregion
    }
    public class ConnType : Mesnac.Equips.Connection.ConnType
    {
        private string _stationNum = "00";                      //站号
        private string _portName = "COM1";                      //端口号
        private int _baudRate = 9600;                           //波特率
        private string _parity = "Even";                        //校验位
        private int _dataBits = 7;                              //数据位
        private string _stopBits = "2";                         //停止位
        private int _buffSize = 1024;                           //缓冲区大小

        public ConnType()
        {
        }
        /// <summary>
        /// 站号
        /// </summary>
        public string StationNum
        {
            get { return _stationNum; }
            set { _stationNum = value; }
        }
        /// <summary>
        /// 端口号
        /// </summary>
        public string PortName
        {
            get { return _portName; }
            set { _portName = value; }
        }
        /// <summary>
        /// 波特率
        /// </summary>
        public int BaudRate
        {
            get { return _baudRate; }
            set { _baudRate = value; }
        }
        /// <summary>
        /// 校验位
        /// </summary>
        public string Parity
        {
            get { return _parity; }
            set { _parity = value; }
        }
        /// <summary>
        /// 数据位
        /// </summary>
        public int DataBits
        {
            get { return _dataBits; }
            set { _dataBits = value; }
        }
        /// <summary>
        /// 停止位
        /// </summary>
        public string StopBits
        {
            get { return _stopBits; }
            set { _stopBits = value; }
        }
        /// <summary>
        /// 缓冲区大小
        /// </summary>
        public int BuffSize
        {
            get { return _buffSize; }
            set { _buffSize = value; }
        }
    }
}