New Helper (Html Extension) for displaying the DescriptionAttribute.

pull/3113/head
Mark McDowall 14 years ago
parent ee00ef8c17
commit 975d8bc679

@ -0,0 +1,28 @@
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Linq.Expressions;
using System.Web;
using System.Web.Mvc;
namespace NzbDrone.Web.Helpers
{
public static class DescriptionExtension
{
public static MvcHtmlString DescriptionFor<TModel, TValue>(this HtmlHelper<TModel> html, Expression<Func<TModel, TValue>> expression)
{
var memberEx = expression.Body as MemberExpression;
if (memberEx == null)
throw new ArgumentException("Body not a member-expression.");
string name = memberEx.Member.Name;
var attributes = TypeDescriptor.GetProperties(typeof(TModel))[name].Attributes;
var desc = (DescriptionAttribute)attributes[typeof(DescriptionAttribute)];
return new MvcHtmlString(desc.Description);
}
}
}

@ -224,6 +224,7 @@
<Compile Include="Global.asax.cs">
<DependentUpon>Global.asax</DependentUpon>
</Compile>
<Compile Include="Helpers\DescriptionExtension.cs" />
<Compile Include="Helpers\HtmlPrefixScopeExtensions.cs" />
<Compile Include="Helpers\IsCurrentActionHelper.cs" />
<Compile Include="Models\AccountModels.cs" />

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