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