2 // System.Web.UI.WebControls.DataListItem.cs
5 // Sebastien Pouliot <sebastien@ximian.com>
7 // Copyright (C) 2005 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)]
41 public class DataListItem : WebControl, INamingContainer, IDataItemContainer {
43 public class DataListItem : WebControl, INamingContainer {
46 private ListItemType type;
50 public DataListItem (int itemIndex, ListItemType itemType)
57 public virtual object DataItem {
62 public virtual int ItemIndex {
66 public virtual ListItemType ItemType {
71 protected override Style CreateControlStyle ()
73 return new TableItemStyle (ViewState);
76 // see ... "Building DataBound Templated Custom ASP.NET" on msdn
77 // http://msdn.microsoft.com/library/en-us/dnaspp/html/databoundtemplatedcontrols.asp
79 // This technique is used in the DataGrid, DataList, and Repeater to handle the
80 // Command event of Buttons, LinkButtons, and ImageButtons within the
81 // controls. Since the button's Command event calls RaiseBubbleEvent(), this
82 // percolates the event up to the button's parent.
83 protected override bool OnBubbleEvent (object source, EventArgs e)
85 CommandEventArgs ce = e as CommandEventArgs;
87 base.RaiseBubbleEvent (this, new DataListCommandEventArgs (this, source, ce));
93 public virtual void RenderItem (HtmlTextWriter writer, bool extractRows, bool tableLayout)
95 bool span = (!extractRows && !tableLayout);
97 writer.RenderBeginTag (TagKey);
100 if (HasControls ()) {
103 foreach (Control c in Controls) {
104 Table t = (c as Table);
107 foreach (TableRow tr in t.Rows) {
108 if (ControlStyleCreated && !ControlStyle.IsEmpty) {
109 tr.ControlStyle.MergeWith (ControlStyle);
111 tr.RenderControl (writer);
113 break; // ignore all, but the first, table
117 // if it has controls then it must have a Table control
118 throw new HttpException ("No Table found in DataList template.");
119 // other controls are ignored (as long as a Table is there)
122 // this get rides of the extra <span>...</span> around our stuff
123 RenderContents (writer);
128 writer.RenderEndTag ();
132 protected virtual void SetItemType (ListItemType itemType)
138 object IDataItemContainer.DataItem {
142 int IDataItemContainer.DataItemIndex {
143 get { return index; }
146 int IDataItemContainer.DisplayIndex {
147 get { return index; }