2 // MetaChildrenColumn.cs
5 // Atsushi Enomoto <atsushi@ximian.com>
6 // Marek Habersack <mhabersack@novell.com>
8 // Copyright (C) 2008-2009 Novell Inc. http://novell.com
12 // Permission is hereby granted, free of charge, to any person obtaining
13 // a copy of this software and associated documentation files (the
14 // "Software"), to deal in the Software without restriction, including
15 // without limitation the rights to use, copy, modify, merge, publish,
16 // distribute, sublicense, and/or sell copies of the Software, and to
17 // permit persons to whom the Software is furnished to do so, subject to
18 // the following conditions:
20 // The above copyright notice and this permission notice shall be
21 // included in all copies or substantial portions of the Software.
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 using System.Collections;
33 using System.Collections.Generic;
34 using System.Collections.Specialized;
35 using System.Globalization;
36 using System.Security.Permissions;
37 using System.Security.Principal;
38 using System.Web.Caching;
39 using System.Web.DynamicData.ModelProviders;
41 namespace System.Web.DynamicData
43 [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
44 [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
45 public class MetaChildrenColumn : MetaColumn
47 internal MetaChildrenColumn (MetaTable table, ColumnProvider provider)
48 : base (table, provider)
51 throw new ArgumentNullException ("table");
55 public MetaTable ChildTable { get; private set; }
57 public MetaColumn ColumnInOtherTable { get; private set; }
60 public string GetChildrenListPath (object row)
62 return ChildTable.GetActionPath (PageAction.List, row);
66 public string GetChildrenPath (string action, object row)
68 return ChildTable.GetActionPath (action, row);
72 public string GetChildrenPath (string action, object row, string path)
74 return ChildTable.GetActionPath (action, row, path);
77 internal override void Init ()
79 AssociationProvider association = Provider.Association;
80 ColumnProvider otherColumn = association.ToColumn;
81 string otherColumnName = otherColumn == null ? null : otherColumn.Name;
82 MetaTable childTable = Model.GetTable (association.ToTable.Name, Table.DataContextType);
83 ChildTable = childTable;
84 if (childTable != null && !String.IsNullOrEmpty (otherColumnName))
85 ColumnInOtherTable = childTable.GetColumn (otherColumnName);