// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
#nullable disable
 
using System;
using Microsoft.CodeAnalysis.Text;
using Roslyn.Utilities;
 
namespace Microsoft.CodeAnalysis
{
    public sealed class DocumentActiveContextChangedEventArgs : EventArgs
    {
        public Solution Solution { get; }
        public SourceTextContainer SourceTextContainer { get; }
        public DocumentId OldActiveContextDocumentId { get; }
        public DocumentId NewActiveContextDocumentId { get; }
 
        public DocumentActiveContextChangedEventArgs(Solution solution, SourceTextContainer sourceTextContainer, DocumentId oldActiveContextDocumentId, DocumentId newActiveContextDocumentId)
        {
            Contract.ThrowIfNull(solution);
            Contract.ThrowIfNull(sourceTextContainer);
            Contract.ThrowIfNull(oldActiveContextDocumentId);
            Contract.ThrowIfNull(newActiveContextDocumentId);
 
            this.Solution = solution;
            this.SourceTextContainer = sourceTextContainer;
            this.OldActiveContextDocumentId = oldActiveContextDocumentId;
            this.NewActiveContextDocumentId = newActiveContextDocumentId;
        }
    }
}