2 // System.Web.UI.WebControls.XmlDataSourceView
5 // Ben Maurer (bmaurer@users.sourceforge.net)
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
17 // the following conditions:
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 using System.Collections;
33 using System.Collections.Specialized;
37 namespace System.Web.UI.WebControls
39 public sealed class XmlDataSourceView : DataSourceView
44 public XmlDataSourceView (XmlDataSource owner, string name)
50 public IEnumerable Select (DataSourceSelectArguments arguments)
52 return ExecuteSelect (arguments);
57 XmlNodeList selected_nodes = owner.GetXmlDocument ().SelectNodes (owner.XPath != "" ? owner.XPath : "/*/*");
59 nodes = new ArrayList (selected_nodes.Count);
61 foreach (XmlNode node in selected_nodes) {
62 if (node.NodeType == XmlNodeType.Element)
67 protected internal override IEnumerable ExecuteSelect (DataSourceSelectArguments arguments)
72 ArrayList list = new ArrayList ();
73 int max = arguments.StartRowIndex + (arguments.MaximumRows > 0 ? arguments.MaximumRows : nodes.Count);
74 if (max > nodes.Count) max = nodes.Count;
76 for (int n = arguments.StartRowIndex; n < max; n++)
77 list.Add (new XmlDataSourceNodeDescriptor ((XmlElement) nodes [n]));
79 if (arguments.RetrieveTotalRowCount)
80 arguments.TotalRowCount = nodes.Count;