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//
// System.Web.UI.CollectionBuilder.cs
//
// Authors:
// Gonzalo Paniagua Javier (gonzalo@ximian.com)
//
// (c) 2003 Ximian, Inc. (http://www.ximian.com)
//
using System;
using System.Collections;
using System.Reflection;
namespace System.Web.UI
{
sealed class CollectionBuilder : ControlBuilder
{
Type elementType;
internal CollectionBuilder ()
{
}
public override void AppendLiteralString (string s)
{
if (s != null && s.Trim () != "")
throw new HttpException ("Literal content not allowed for " + ControlType);
}
public override Type GetChildControlType (string tagName, IDictionary attribs)
{
Type t = Root.GetChildControlType (tagName, attribs);
if (elementType != null && !elementType.IsAssignableFrom (t))
throw new HttpException ("Cannot add a " + t + " to " + elementType);
return t;
}
public override void Init (TemplateParser parser,
ControlBuilder parentBuilder,
Type type,
string tagName,
string id,
IDictionary attribs)
{
base.Init (parser, parentBuilder, type, tagName, id, attribs);
PropertyInfo prop = parentBuilder.ControlType.GetProperty (tagName, flagsNoCase);
SetControlType (prop.PropertyType);
prop = ControlType.GetProperty ("Item", flagsNoCase & ~BindingFlags.IgnoreCase);
elementType = prop.PropertyType;
}
}
}
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