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MvcDiagnostics.cs
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MvcDiagnostics.cs
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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc.Abstractions;
using Microsoft.AspNetCore.Mvc.Razor;
using Microsoft.AspNetCore.Mvc.Rendering;
namespace Microsoft.AspNetCore.Mvc.Diagnostics;
/// <summary>
/// An <see cref="EventData"/> that occurs before a view page.
/// </summary>
public sealed class BeforeViewPageEventData : EventData
{
/// <summary>
/// The name of the event.
/// </summary>
public const string EventName = EventNamespace +
"Razor." +
"BeforeViewPage";
/// <summary>
/// Initializes a new instance of <see cref="BeforeViewPageEventData"/>.
/// </summary>
/// <param name="page">The page.</param>
/// <param name="viewContext">The view context.</param>
/// <param name="actionDescriptor">The action.</param>
/// <param name="httpContext">The http context.</param>
public BeforeViewPageEventData(IRazorPage page, ViewContext viewContext, ActionDescriptor actionDescriptor, HttpContext httpContext)
{
Page = page;
ViewContext = viewContext;
ActionDescriptor = actionDescriptor;
HttpContext = httpContext;
}
/// <summary>
/// The <see cref="IRazorPage"/>.
/// </summary>
public IRazorPage Page { get; }
/// <summary>
/// The <see cref="ViewContext"/>.
/// </summary>
public ViewContext ViewContext { get; }
/// <summary>
/// The <see cref="ActionDescriptor"/>.
/// </summary>
public ActionDescriptor ActionDescriptor { get; }
/// <summary>
/// The <see cref="HttpContext"/>.
/// </summary>
public HttpContext HttpContext { get; }
/// <inheritdoc/>
protected override int Count => 4;
/// <inheritdoc/>
protected override KeyValuePair<string, object> this[int index] => index switch
{
0 => new KeyValuePair<string, object>(nameof(Page), Page),
1 => new KeyValuePair<string, object>(nameof(ViewContext), ViewContext),
2 => new KeyValuePair<string, object>(nameof(ActionDescriptor), ActionDescriptor),
3 => new KeyValuePair<string, object>(nameof(HttpContext), HttpContext),
_ => throw new ArgumentOutOfRangeException(nameof(index))
};
}
/// <summary>
/// An <see cref="EventData"/> that occurs after a view page.
/// </summary>
public sealed class AfterViewPageEventData : EventData
{
/// <summary>
/// The name of the event.
/// </summary>
public const string EventName = EventNamespace +
"Razor." +
"AfterViewPage";
/// <summary>
/// Initializes a new instance of <see cref="AfterViewPageEventData"/>.
/// </summary>
/// <param name="page">The page.</param>
/// <param name="viewContext">The view context.</param>
/// <param name="actionDescriptor">The action.</param>
/// <param name="httpContext">The http context.</param>
public AfterViewPageEventData(IRazorPage page, ViewContext viewContext, ActionDescriptor actionDescriptor, HttpContext httpContext)
{
Page = page;
ViewContext = viewContext;
ActionDescriptor = actionDescriptor;
HttpContext = httpContext;
}
/// <summary>
/// The <see cref="IRazorPage"/>.
/// </summary>
public IRazorPage Page { get; }
/// <summary>
/// The <see cref="ViewContext"/>.
/// </summary>
public ViewContext ViewContext { get; }
/// <summary>
/// The <see cref="ActionDescriptor"/>.
/// </summary>
public ActionDescriptor ActionDescriptor { get; }
/// <summary>
/// The <see cref="HttpContext"/>.
/// </summary>
public HttpContext HttpContext { get; }
/// <inheritdoc/>
protected override int Count => 4;
/// <inheritdoc/>
protected override KeyValuePair<string, object> this[int index] => index switch
{
0 => new KeyValuePair<string, object>(nameof(Page), Page),
1 => new KeyValuePair<string, object>(nameof(ViewContext), ViewContext),
2 => new KeyValuePair<string, object>(nameof(ActionDescriptor), ActionDescriptor),
3 => new KeyValuePair<string, object>(nameof(HttpContext), HttpContext),
_ => throw new ArgumentOutOfRangeException(nameof(index))
};
}