mcs/class/System.Web/System.Web.UI.WebControls/BoundColumn.cs

   1 /**\r
   2  * Namespace: System.Web.UI.WebControls\r
   3  * Class:     BoundColumn\r
   4  * \r
   5  * Author:  Gaurav Vaish\r
   6  * Maintainer: gvaish@iitk.ac.in\r
   7  * Contact: <my_scripts2001@yahoo.com>, <gvaish@iitk.ac.in>\r
   8  * Implementation: yes\r
   9  * Status:  60%\r
  10  * \r
  11  * (C) Gaurav Vaish (2001)\r
  12  */\r
  13 \r
  14 using System;\r
  15 using System.ComponentModel;\r
  16 using System.Web;\r
  17 using System.Web.UI;\r
  18 \r
  19 namespace System.Web.UI.WebControls\r
  20 {\r
  21         public class BoundColumn : DataGridColumn\r
  22         {\r
  23                 public static readonly string thisExpr = "!";\r
  24                 \r
  25                 private string dataField;\r
  26                 private string dataFormatString;\r
  27                 private bool readOnly;\r
  28                 \r
  29                 private PropertyDescriptor desc;\r
  30 \r
  31                 public BoundColumn(): base()\r
  32                 {\r
  33                         //TODO: The start work\r
  34                         Initialize();\r
  35                 }\r
  36                 \r
  37                 public override void Initialize()\r
  38                 {\r
  39                         base.Initialize();\r
  40                         dataField        = String.Empty;\r
  41                         dataFormatString = String.Empty;\r
  42                         readOnly         = false;\r
  43                         desc             = null;\r
  44                 }\r
  45 \r
  46                 public override void InitializeCell(TableCell cell, int columnIndex, ListItemType itemType)\r
  47                 {\r
  48                         //TODO: What to do?\r
  49                         base.InitializeCell(cell, columnIndex, itemType);\r
  50                         switch(itemType)\r
  51                         {\r
  52                                 case \r
  53                         }\r
  54                         throw new NotImplementedException();\r
  55                 }\r
  56                 \r
  57                 public virtual string DataField\r
  58                 {\r
  59                         get\r
  60                         {\r
  61                                 return dataField;\r
  62                         }\r
  63                         set\r
  64                         {\r
  65                                 dataField = value;\r
  66                         }\r
  67                 }\r
  68                 \r
  69                 public virtual string DataFormatString\r
  70                 {\r
  71                         get\r
  72                         {\r
  73                                 return dataFormatString;\r
  74                         }\r
  75                         set\r
  76                         {\r
  77                                 dataFormatString = value;\r
  78                         }\r
  79                 }\r
  80                 \r
  81                 public virtual bool ReadOnly\r
  82                 {\r
  83                         get\r
  84                         {\r
  85                                 return readOnly;\r
  86                         }\r
  87                         set\r
  88                         {\r
  89                                 readOnly = value;\r
  90                         }\r
  91                 }\r
  92                 \r
  93                 protected virtual string FormatDataValue(Object dataValue)\r
  94                 {\r
  95                         // TODO: How to extract the value from the object?\r
  96                         // TODO: Then format the value. Here's a possible solution\r
  97                         if(dataFormatString == null || dataFormatString.equals(String.Empty))\r
  98                                 return dataValue.toString();\r
  99                         if(dataValue is DateTime)\r
 100                                 return ((DateTime)dataValue).toString(dataFormatString);\r
 101                         throw new NotImplementedException();\r
 102                         // and so on for int, String, double..\r
 103                         // something's wrong here. there must be some shorter method!\r
 104                         //string val = dataValue.toString(dataFormatString);\r
 105                 }\r
 106         }\r
 107 }\r