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

   1 //
   2 // System.Web.UI.WebControls.TableRowCollection.cs
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System.ComponentModel;
  30 using System.Collections;
  31
  32 namespace System.Web.UI.WebControls {
  33
  34         [Editor ("System.Web.UI.Design.WebControls.TableRowsCollectionEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
  35         public sealed class TableRowCollection : IList, ICollection, IEnumerable
  36         {
  37                 ControlCollection cc;
  38                 Table owner;
  39
  40                 internal TableRowCollection (Table table)
  41                 {
  42                         if (table == null)
  43                                 throw new ArgumentNullException ("table");
  44
  45                         cc = table.Controls;
  46                         owner = table;
  47                 }
  48
  49                 public int Count {
  50                         get { return cc.Count; }
  51                 }
  52
  53                 public bool IsReadOnly {
  54                         get { return false; }   // documented as always false
  55                 }
  56
  57                 public bool IsSynchronized {
  58                         get { return false; }   // documented as always false
  59                 }
  60
  61                 public TableRow this [int index] {
  62                         get { return (TableRow) cc [index]; }
  63                 }
  64
  65                 public object SyncRoot {
  66                         get { return this; }    // as documented
  67                 }
  68
  69                 public int Add (TableRow row)
  70                 {
  71                         if (row == null)
  72                                 throw new NullReferenceException (); // .NET compatibility
  73                         if (row.TableRowSectionSet)
  74                                 owner.GenerateTableSections = true;
  75                         row.Container = this;
  76                         int index = cc.IndexOf (row);
  77                         if (index < 0) {
  78                                 cc.Add (row);
  79                                 index = cc.Count;
  80                         }
  81                         return index;
  82                 }
  83
  84                 public void AddAt (int index, TableRow row)
  85                 {
  86                         if (row == null)
  87                                 throw new NullReferenceException (); // .NET compatibility
  88
  89                         if (cc.IndexOf (row) < 0) {
  90                                 if (row.TableRowSectionSet)
  91                                         owner.GenerateTableSections = true;
  92                                 row.Container = this;
  93                                 cc.AddAt (index, row);
  94                         }
  95                 }
  96
  97                 public void AddRange (TableRow[] rows)
  98                 {
  99                         foreach (TableRow tr in rows) {
 100                                 if (tr == null)
 101                                         throw new NullReferenceException (); // .NET compatibility
 102
 103                                 if (cc.IndexOf (tr) < 0) {
 104                                         if (tr.TableRowSectionSet)
 105                                                 owner.GenerateTableSections = true;
 106                                         tr.Container = this;
 107                                         cc.Add (tr);
 108                                 }
 109                         }
 110                 }
 111
 112                 public void Clear ()
 113                 {
 114                         owner.GenerateTableSections = false;
 115                         cc.Clear ();
 116                 }
 117
 118                 public void CopyTo (Array array, int index)
 119                 {
 120                         cc.CopyTo (array, index);
 121                 }
 122
 123                 public IEnumerator GetEnumerator ()
 124                 {
 125                         return cc.GetEnumerator ();
 126                 }
 127
 128                 public int GetRowIndex (TableRow row)
 129                 {
 130                         return cc.IndexOf (row);
 131                 }
 132
 133                 internal void RowTableSectionSet ()
 134                 {
 135                         owner.GenerateTableSections = true;
 136                 }
 137
 138                 public void Remove (TableRow row)
 139                 {
 140                         if (row != null)
 141                                 row.Container = null;
 142                         cc.Remove (row);
 143                 }
 144
 145                 public void RemoveAt (int index)
 146                 {
 147                         TableRow row = this [index] as TableRow;
 148                         if (row != null)
 149                                 row.Container = null;
 150
 151                         cc.RemoveAt (index);
 152                 }
 153
 154
 155                 // implements IList but doesn't make some members public
 156
 157                 bool IList.IsFixedSize {
 158                         get { return false; }
 159                 }
 160
 161                 object IList.this [int index] {
 162                         get { return cc [index]; }
 163                         set {
 164                                 cc.AddAt (index, (TableRow)value);
 165                                 cc.RemoveAt (index + 1);
 166                         }
 167                 }
 168
 169
 170                 int IList.Add (object value)
 171                 {
 172                         return Add (value as TableRow);
 173                 }
 174
 175                 bool IList.Contains (object value)
 176                 {
 177                         return cc.Contains (value as TableRow);
 178                 }
 179
 180                 int IList.IndexOf (object value)
 181                 {
 182                         return cc.IndexOf (value as TableRow);
 183                 }
 184
 185                 void IList.Insert (int index, object value)
 186                 {
 187                         AddAt (index, value as TableRow);
 188                 }
 189
 190                 void IList.Remove (object value)
 191                 {
 192                         Remove (value as TableRow);
 193                 }
 194         }
 195 }