2021-09-20 18:20:01 +02:00

59 lines
2.0 KiB
C#

/*
Copyright (C) 2014-2019 de4dot@gmail.com
This file is part of dnSpy
dnSpy is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
dnSpy is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.ComponentModel.Composition;
namespace dnSpy.Contracts.Documents.Tabs {
/// <summary>
/// Called when a reference is followed in a tab. Use <see cref="ExportReferenceHandlerAttribute"/>
/// to export an instance.
/// </summary>
public interface IReferenceHandler {
/// <summary>
/// Called when a reference is followed. Returns true if it was handled, otherwise false.
/// </summary>
/// <param name="context">Context</param>
/// <returns></returns>
bool OnFollowReference(IReferenceHandlerContext context);
}
/// <summary>Metadata</summary>
public interface IReferenceHandlerMetadata {
/// <summary>See <see cref="ExportReferenceHandlerAttribute.Order"/></summary>
double Order { get; }
}
/// <summary>
/// Exports a <see cref="IReferenceHandler"/> instance
/// </summary>
[MetadataAttribute, AttributeUsage(AttributeTargets.Class, AllowMultiple = false)]
public sealed class ExportReferenceHandlerAttribute : ExportAttribute, IReferenceHandlerMetadata {
/// <summary>Constructor</summary>
/// <param name="order">Order</param>
public ExportReferenceHandlerAttribute(double order = double.MaxValue)
: base(typeof(IReferenceHandler)) => Order = order;
/// <summary>
/// Order of this instance
/// </summary>
public double Order { get; }
}
}