1 //------------------------------------------------------------------------------ 2 // <copyright file="HtmlSource.cs" company="Microsoft"> 3 // Copyright (c) Microsoft Corporation. All rights reserved. 4 // </copyright> 5 //------------------------------------------------------------------------------ 6 7 namespace System.Web.UI.HtmlControls { 8 using System.ComponentModel; 9 using System.Web; 10 using System.Web.UI; 11 12 /// <devdoc> 13 /// <para> 14 /// The <see langword='HtmlSource'/> 15 /// class defines the methods, properties, and events 16 /// for the HtmlSource server control. 17 /// This class provides programmatic access on the server to 18 /// the HTML 5 <Source> element. 19 /// </para> 20 /// </devdoc> 21 [ 22 ControlBuilderAttribute(typeof(HtmlEmptyTagControlBuilder)) 23 ] 24 public class HtmlSource : HtmlControl { 25 26 /// <devdoc> 27 /// <para>Initializes a new instance of the <see cref='System.Web.UI.HtmlControls.HtmlSource'/> class.</para> 28 /// </devdoc> HtmlSource()29 public HtmlSource() 30 : base("source") { 31 } 32 33 /// <devdoc> 34 /// <para> 35 /// Gets or sets the name of and path to the video file to be displayed. This can be an absolute or relative path. 36 /// </para> 37 /// </devdoc> 38 [ 39 WebCategory("Behavior"), 40 DefaultValue(""), 41 DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden), 42 UrlProperty() 43 ] 44 public string Src { 45 get { 46 string s = Attributes["src"]; 47 return s ?? String.Empty; 48 } 49 set { 50 Attributes["src"] = MapStringAttributeToString(value); 51 } 52 } 53 54 /* 55 * Override to process src attribute 56 */ RenderAttributes(HtmlTextWriter writer)57 protected override void RenderAttributes(HtmlTextWriter writer) { 58 PreProcessRelativeReferenceAttribute(writer, "src"); 59 base.RenderAttributes(writer); 60 writer.Write(" /"); 61 } 62 } 63 } 64