Newtonsoft.Json实现Json格式的输出

2015-06-16 09:22:12  访问(1831) 赞(0) 踩(0)

相关下载：Newtonsoft.JsonV4.5.5.14908.zip     

• JsonSelectItem数据类
• Json的功能实现

• using System;
  using System.Collections.Generic;
  using System.Text;
  using System.Data;
  
  namespace SlowX.NewtonsoftJsonApp.Classes.Classes
  {
      /// <summary>
      /// Json 数据
      /// </summary>
      [Serializable]
      public class JsonSelectItem
      {
          /// <summary>
          /// Json 数据
          /// </summary>
          public JsonSelectItem()
          {
  
          }
  
          /// <summary>
          /// id
          /// </summary>
          protected string m_id = "";
  
          /// <summary>
          /// id
          /// </summary>
          public string id
          {
              get
              {
                  return m_id;
              }
              set
              {
                  m_id = value;
              }
          }
  
  
          /// <summary>
          /// text
          /// </summary>
          protected string m_text = "";
  
          /// <summary>
          /// text
          /// </summary>
          public string text
          {
              get
              {
                  return m_text;
              }
              set
              {
                  m_text = value;
              }
          }
  
          /// <summary>
          /// 
          /// </summary>
          /// <param name="dt"></param>
          /// <returns></returns>
          public static List<JsonSelectItem> BuildListJsonSelectItem(DataTable dt)
          {
              if (dt == null)
                  return null;
  
              List<JsonSelectItem> theResult = new List<JsonSelectItem>();
  
              foreach (DataRow dr in dt.Rows)
              {
                  theResult.Add(new JsonSelectItem(dr));
              }
  
              return theResult;
          }
      }
  }
  
  

• try
              {
                  List<JsonSelectItem> theList = new List<JsonSelectItem>();
                  JsonSelectItem item = null;
  
                  string strId = null;
                  string strTheName = null;
  
                  strId = comboBox_ID1.Text;
                  strTheName = comboBox_TheName1.Text;
                  item = new JsonSelectItem(strId, strTheName);
                  theList.Add(item);
  
                  strId = comboBox_ID2.Text;
                  strTheName = comboBox_TheName2.Text;
                  item = new JsonSelectItem(strId, strTheName);
                  theList.Add(item);
  
                  strId = comboBox_ID3.Text;
                  strTheName = comboBox_TheName3.Text;
                  item = new JsonSelectItem(strId, strTheName);
                  theList.Add(item);
  
                  string theResult = Newtonsoft.Json.JsonConvert.SerializeObject
                      (
                          theList
                      );
  
                  richTextBox1.Text = theResult;
              }
              catch (Exception err)
              {
                  MsgForm.MsgShowDialog(err.Message);
              }
  

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