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

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