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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_VCL_INC_SCHEDULERIMPL_HXX
#define INCLUDED_VCL_INC_SCHEDULERIMPL_HXX
#include <vcl/scheduler.hxx>
#include <vcl/task.hxx>
class Task;
// Internal scheduler record holding intrusive linked list pieces
struct ImplSchedulerData final
{
ImplSchedulerData* mpNext; ///< Pointer to the next element in list
Task* mpTask; ///< Pointer to VCL Task instance
sal_uInt64 mnUpdateTime; ///< Last Update Time
TaskPriority mePriority; ///< Task priority
/**
* Is the Task currently processed / on the stack?
*
* Since the introduction of the scheduler stack, this became merely a
* debugging and assertion hint. No decisions are anymore made based on
* this, because invoked Tasks are removed from the scheduler lists and
* placed on the stack, so no code should actually ever find one, where
* mbInScheduler is true (I don't see a reason to walk the stack for
* normal Scheduler usage, that is).
*
* This was originally used to prevent invoking Tasks recursively.
**/
bool mbInScheduler; ///< Task currently processed?
const char *GetDebugName() const;
};
class SchedulerGuard final
{
public:
SchedulerGuard()
{
Scheduler::Lock();
}
~SchedulerGuard()
{
Scheduler::Unlock();
}
};
#endif // INCLUDED_VCL_INC_SCHEDULERIMPL_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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