2 // System.Web.UI.WebControls.Literal.cs
5 // Gaurav Vaish (gvaish@iitk.ac.in)
6 // Andreas Nahr (ClassDevelopment@A-SoftTech.com)
8 // (C) Gaurav Vaish (2002)
9 // (C) 2003 Andreas Nahr
13 // Permission is hereby granted, free of charge, to any person obtaining
14 // a copy of this software and associated documentation files (the
15 // "Software"), to deal in the Software without restriction, including
16 // without limitation the rights to use, copy, modify, merge, publish,
17 // distribute, sublicense, and/or sell copies of the Software, and to
18 // permit persons to whom the Software is furnished to do so, subject to
19 // the following conditions:
21 // The above copyright notice and this permission notice shall be
22 // included in all copies or substantial portions of the Software.
24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
35 using System.Web.UI;
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36 using System.ComponentModel;
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38 namespace System.Web.UI.WebControls
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40 [DefaultProperty("Text")]
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41 [ControlBuilder(typeof(LiteralControlBuilder))]
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42 [DataBindingHandler("System.Web.UI.Design.TextDataBindingHandler, " + Consts.AssemblySystem_Design)]
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43 public class Literal : Control
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45 public Literal () : base ()
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49 [DefaultValue (""), Bindable (true), WebCategory ("Appearance")]
50 [WebSysDescription ("The text for the literal WebControl.")]
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54 object o = ViewState ["Text"];
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55 return (o == null) ? String.Empty : (string) o;
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58 set { ViewState ["Text"] = value; }
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61 protected override ControlCollection CreateControlCollection ()
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63 return new EmptyControlCollection (this);
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66 protected override void AddParsedSubObject (object obj)
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68 if (!(obj is LiteralControl))
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69 throw new HttpException (HttpRuntime.FormatResourceString (
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70 "Cannot_Have_Children_Of_Type", "Literal",
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71 obj.GetType ().Name.ToString ()));
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73 Text = ((LiteralControl) obj).Text;
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76 protected override void Render (HtmlTextWriter writer)
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78 if (Text.Length > 0)
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79 writer.Write (Text);
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