Dnspy/dnSpy/Roslyn/dnSpy.Roslyn/Text/RoslynDocumentChangedService.cs
2021-09-20 18:20:01 +02:00

46 lines
1.6 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;
using Microsoft.VisualStudio.Text;
namespace dnSpy.Roslyn.Text {
interface IRoslynDocumentChangedService {
event EventHandler<RoslynDocumentChangedEventArgs>? DocumentChanged;
void RaiseDocumentChanged(ITextSnapshot snapshot);
}
[Export(typeof(IRoslynDocumentChangedService))]
sealed class RoslynDocumentChangedService : IRoslynDocumentChangedService {
public event EventHandler<RoslynDocumentChangedEventArgs>? DocumentChanged;
public void RaiseDocumentChanged(ITextSnapshot snapshot) {
if (snapshot is null)
throw new ArgumentNullException(nameof(snapshot));
DocumentChanged?.Invoke(this, new RoslynDocumentChangedEventArgs(snapshot));
}
}
sealed class RoslynDocumentChangedEventArgs : EventArgs {
public ITextSnapshot Snapshot { get; }
public RoslynDocumentChangedEventArgs(ITextSnapshot snapshot) => Snapshot = snapshot ?? throw new ArgumentNullException(nameof(snapshot));
}
}