electron/shell/browser/ui/win/dialog_thread.cc

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// Copyright (c) 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "shell/browser/ui/win/dialog_thread.h"
#include "base/task/thread_pool.h"
namespace dialog_thread {
// Creates a SingleThreadTaskRunner to run a shell dialog on. Each dialog
// requires its own dedicated single-threaded sequence otherwise in some
// situations where a singleton owns a single instance of this object we can
// have a situation where a modal dialog in one window blocks the appearance
// of a modal dialog in another.
TaskRunner CreateDialogTaskRunner() {
return base::ThreadPool::CreateCOMSTATaskRunner(
{base::TaskPriority::USER_BLOCKING,
base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN, base::MayBlock()},
base::SingleThreadTaskRunnerThreadMode::DEDICATED);
}
} // namespace dialog_thread