2 // System.Web.UI.WebControls.DataListItem.cs
5 // Sebastien Pouliot <sebastien@ximian.com>
7 // Copyright (C) 2005-2010 Novell, Inc (http://www.novell.com)
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:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
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.
29 using System.Collections;
30 using System.ComponentModel;
31 using System.Security.Permissions;
33 namespace System.Web.UI.WebControls
36 [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
37 [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
40 public class DataListItem : WebControl, INamingContainer, IDataItemContainer
46 public DataListItem (int itemIndex, ListItemType itemType)
52 public virtual object DataItem {
57 public virtual int ItemIndex {
61 public virtual ListItemType ItemType {
64 public override bool SupportsDisabledAttribute {
65 get { return RenderingCompatibilityLessThan40; }
67 protected override Style CreateControlStyle ()
69 return new TableItemStyle (ViewState);
72 // see ... "Building DataBound Templated Custom ASP.NET" on msdn
73 // http://msdn.microsoft.com/library/en-us/dnaspp/html/databoundtemplatedcontrols.asp
75 // This technique is used in the DataGrid, DataList, and Repeater to handle the
76 // Command event of Buttons, LinkButtons, and ImageButtons within the
77 // controls. Since the button's Command event calls RaiseBubbleEvent(), this
78 // percolates the event up to the button's parent.
79 protected override bool OnBubbleEvent (object source, EventArgs e)
81 CommandEventArgs ce = e as CommandEventArgs;
83 base.RaiseBubbleEvent (this, new DataListCommandEventArgs (this, source, ce));
89 public virtual void RenderItem (HtmlTextWriter writer, bool extractRows, bool tableLayout)
91 bool span = (!extractRows && !tableLayout);
93 writer.RenderBeginTag (TagKey);
98 foreach (Control c in Controls) {
99 Table t = (c as Table);
102 foreach (TableRow tr in t.Rows) {
103 if (ControlStyleCreated && !ControlStyle.IsEmpty)
104 tr.ControlStyle.MergeWith (ControlStyle);
105 tr.RenderControl (writer);
107 break; // ignore all, but the first, table
111 // if it has controls then it must have a Table control
112 throw new HttpException ("No Table found in DataList template.");
113 // other controls are ignored (as long as a Table is there)
116 // this get rides of the extra <span>...</span> around our stuff
117 RenderContents (writer);
122 writer.RenderEndTag ();
125 protected virtual void SetItemType (ListItemType itemType)
130 object IDataItemContainer.DataItem {
134 int IDataItemContainer.DataItemIndex {
135 get { return index; }
138 int IDataItemContainer.DisplayIndex {
139 get { return index; }