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

   1 /**\r
   2  * Namespace: System.Web.UI.WebControls\r
   3  * Class:     TableRowCollection\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:  100%\r
  10  *\r
  11  * (C) Gaurav Vaish (2002)\r
  12  */\r
  13 \r
  14 using System;\r
  15 using System.Web;\r
  16 using System.Collections;\r
  17 using System.Web.UI;\r
  18 \r
  19 namespace System.Web.UI.WebControls\r
  20 {\r
  21         public sealed class TableRowCollection: IList, ICollection, IEnumerable\r
  22         {\r
  23                 Table owner;\r
  24 \r
  25                 internal TableRowCollection(Table owner)\r
  26                 {\r
  27                         if(owner == null)\r
  28                         {\r
  29                                 throw new ArgumentNullException();\r
  30                         }\r
  31                         this.owner = owner;\r
  32                 }\r
  33 \r
  34                 public int Count\r
  35                 {\r
  36                         get\r
  37                         {\r
  38                                 return owner.Controls.Count;\r
  39                         }\r
  40                 }\r
  41 \r
  42                 public bool IsReadOnly\r
  43                 {\r
  44                         get\r
  45                         {\r
  46                                 return false;\r
  47                         }\r
  48                 }\r
  49 \r
  50                 public bool IsSynchronized\r
  51                 {\r
  52                         get\r
  53                         {\r
  54                                 return false;\r
  55                         }\r
  56                 }\r
  57 \r
  58                 public TableRow this[int index]\r
  59                 {\r
  60                         get\r
  61                         {\r
  62                                 return (TableRow)owner.Controls[index];\r
  63                         }\r
  64                 }\r
  65 \r
  66                 public object SyncRoot\r
  67                 {\r
  68                         get\r
  69                         {\r
  70                                 return this;\r
  71                         }\r
  72                 }\r
  73 \r
  74                 public int Add(TableRow row)\r
  75                 {\r
  76                         AddAt(-1, row);\r
  77                         return owner.Controls.Count - 1;\r
  78                 }\r
  79 \r
  80                 public void AddAt(int index, TableRow row)\r
  81                 {\r
  82                         owner.Controls.AddAt(index, row);\r
  83                 }\r
  84 \r
  85                 public void AddRange(TableRow[] rows)\r
  86                 {\r
  87                         foreach(TableRow row in rows)\r
  88                         {\r
  89                                 Add(row);\r
  90                         }\r
  91                 }\r
  92 \r
  93                 public void Clear()\r
  94                 {\r
  95                         if(owner.HasControls())\r
  96                         {\r
  97                                 owner.Controls.Clear();\r
  98                         }\r
  99                 }\r
 100 \r
 101                 public void CopyTo(Array array, int index)\r
 102                 {\r
 103                         foreach(object current in this)\r
 104                         {\r
 105                                 array.SetValue(current, index++);\r
 106                         }\r
 107                 }\r
 108 \r
 109                 public int GetRowIndex(TableRow row)\r
 110                 {\r
 111                         if(!owner.HasControls())\r
 112                         {\r
 113                                 return -1;\r
 114                         }\r
 115                         return owner.Controls.IndexOf(row);\r
 116                 }\r
 117 \r
 118                 public IEnumerator GetEnumerator()\r
 119                 {\r
 120                         return owner.Controls.GetEnumerator();\r
 121                 }\r
 122 \r
 123                 public void Remove(TableRow row)\r
 124                 {\r
 125                         owner.Controls.Remove(row);\r
 126                 }\r
 127 \r
 128                 public void RemoveAt(int index)\r
 129                 {\r
 130                         owner.Controls.RemoveAt(index);\r
 131                 }\r
 132 \r
 133                 int IList.Add(object o)\r
 134                 {\r
 135                         return Add((TableRow)o);\r
 136                 }\r
 137 \r
 138                 bool IList.Contains(object o)\r
 139                 {\r
 140                         return owner.Controls.Contains((TableRow)o);\r
 141                 }\r
 142 \r
 143                 int IList.IndexOf(object o)\r
 144                 {\r
 145                         return owner.Controls.IndexOf((TableRow)o);\r
 146                 }\r
 147 \r
 148                 void IList.Insert(int index, object o)\r
 149                 {\r
 150                         owner.Controls.AddAt(index, (TableRow)o);\r
 151                 }\r
 152 \r
 153                 void IList.Remove(object o)\r
 154                 {\r
 155                         owner.Controls.Remove((TableRow)o);\r
 156                 }\r
 157 \r
 158                 bool IList.IsFixedSize\r
 159                 {\r
 160                         get\r
 161                         {\r
 162                                 return false;\r
 163                         }\r
 164                 }\r
 165 \r
 166                 object IList.this[int index]\r
 167                 {\r
 168                         get\r
 169                         {\r
 170                                 return this[index];\r
 171                         }\r
 172                         set\r
 173                         {\r
 174                                 RemoveAt(index);\r
 175                                 AddAt(index, (TableRow)value);\r
 176                         }\r
 177                 }\r
 178         }\r
 179 }\r