Dnspy/dnSpy/dnSpy.Contracts.DnSpy/TreeView/ITreeNodeDataProvider.cs
2021-09-20 18:20:01 +02:00

67 lines
2.2 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.Collections.Generic;
using System.ComponentModel.Composition;
namespace dnSpy.Contracts.TreeView {
/// <summary>
/// Creates <see cref="TreeNodeData"/>. Use <see cref="ExportTreeNodeDataProviderAttribute"/> to
/// export an instance.
/// </summary>
public interface ITreeNodeDataProvider {
/// <summary>
/// Creates new <see cref="TreeNodeData"/>
/// </summary>
/// <param name="context">Context</param>
/// <returns></returns>
IEnumerable<TreeNodeData> Create(TreeNodeDataProviderContext context);
}
/// <summary>Metadata</summary>
public interface ITreeNodeDataProviderMetadata {
/// <summary>See <see cref="ExportTreeNodeDataProviderAttribute.Order"/></summary>
double Order { get; }
/// <summary>See <see cref="ExportTreeNodeDataProviderAttribute.Guid"/></summary>
string? Guid { get; }
}
/// <summary>
/// Exports a <see cref="ITreeNodeDataProvider"/> instance
/// </summary>
[MetadataAttribute, AttributeUsage(AttributeTargets.Class, AllowMultiple = false)]
public sealed class ExportTreeNodeDataProviderAttribute : ExportAttribute, ITreeNodeDataProviderMetadata {
/// <summary>Constructor</summary>
public ExportTreeNodeDataProviderAttribute()
: base(typeof(ITreeNodeDataProvider)) => Order = double.MaxValue;
/// <summary>
/// Order of this instance
/// </summary>
public double Order { get; set; }
/// <summary>
/// Guid of owner <see cref="TreeNodeData"/> that will receive the new
/// <see cref="TreeNodeData"/> nodes
/// </summary>
public string? Guid { get; set; }
}
}