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// *************************************************************************
// micommandqueue.cpp
// -------------------
// begin : Wed Dec 5, 2007
// copyright : (C) 2007 by Hamish Rodda
// email : rodda@kde.org
// **************************************************************************
//
// **************************************************************************
// * *
// * This program 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 2 of the License, or *
// * (at your option) any later version. *
// * *
// **************************************************************************
#ifndef MICOMMANDQUEUE_H
#define MICOMMANDQUEUE_H
#include "dbgglobal.h"
#include <QList>
namespace KDevMI { namespace MI {
class MICommand;
class CommandQueue
{
public:
CommandQueue();
~CommandQueue();
/// CommandQueue takes ownership of @p command.
void enqueue(MICommand* command);
bool isEmpty() const;
int count() const;
void clear();
/// Whether the queue contains a command with CmdImmediately or CmdInterrupt flags.
bool haveImmediateCommand() const;
/**
* Retrieve and remove the next command from the list.
* Ownership of the command is transferred to the caller.
* Returns @c nullptr if the list is empty.
*/
MICommand* nextCommand();
private:
void rationalizeQueue(MICommand* command);
void removeVariableUpdates();
void removeStackListUpdates();
void dumpQueue() const;
private:
Q_DISABLE_COPY(CommandQueue)
QList<MICommand*> m_commandList;
int m_immediatelyCounter = 0;
uint32_t m_tokenCounter = 0;
};
} // end of namespace MI
} // end of namespace KDevMI
#endif // MICOMMANDQUEUE_H
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