64 lines
2.1 KiB
C#
64 lines
2.1 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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using System.Linq;
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using System.Threading;
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using Microsoft.CodeAnalysis.Shared.Utilities;
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namespace dnSpy.Roslyn.EditorFeatures.Host {
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[Export(typeof(IWaitIndicator))]
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sealed class WaitIndicator : IWaitIndicator {
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public IWaitContext StartWait(string title, string message, bool allowCancel, bool showProgress) =>
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new WaitContext(message, allowCancel);
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public WaitIndicatorResult Wait(string title, string message, bool allowCancel, bool showProgress, Action<IWaitContext> action) {
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using (var context = StartWait(title, message, allowCancel, showProgress)) {
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try {
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action(context);
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}
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catch (OperationCanceledException) {
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return WaitIndicatorResult.Canceled;
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}
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catch (AggregateException e) when (e.InnerExceptions.Any(a => a is OperationCanceledException)) {
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return WaitIndicatorResult.Canceled;
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}
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}
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return WaitIndicatorResult.Completed;
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}
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sealed class WaitContext : IWaitContext {
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public CancellationToken CancellationToken { get; }
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public bool AllowCancel { get; set; }
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public string Message { get; set; }
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public IProgressTracker ProgressTracker { get; }
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public WaitContext(string message, bool allowCancel) {
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CancellationToken = CancellationToken.None;
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Message = message;
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AllowCancel = allowCancel;
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ProgressTracker = new ProgressTracker();
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}
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public void Dispose() { }
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}
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}
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}
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