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/*
*
* $Id: k3bthread.h 619556 2007-01-03 17:38:12Z trueg $
* Copyright (C) 2003 Sebastian Trueg <[email protected]>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <[email protected]>
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#ifndef _K3B_THREAD_H_
#define _K3B_THREAD_H_
#include <qthread.h>
#include "k3b_export.h"
class QObject;
/**
* The threaded couterpart to K3bJob
* instead of emitting the information signals
* one has to use the emitXXX methods which will post
* K3bProgressInfoEvents to the eventhandler.
*
* K3bThreadJob can be used to automatically wrap the thread in a K3bJob.
*
* As in K3bJob it is important to call emitStarted and emitFinished.
*
* See K3bThreadJob for more information.
*/
class LIBK3B_EXPORT K3bThread : public QThread
{
public:
K3bThread( QObject* eventHandler = 0 );
K3bThread( unsigned int stackSize, QObject* eventHandler = 0 );
virtual ~K3bThread();
void setProgressInfoEventHandler( QObject* eventHandler );
/**
* Initialize the thread before starting it in the GUi thread.
* K3bThreadJob automatically calls this.
*
* The default implementation does nothing.
*/
virtual void init();
/**
* to provide the same api like K3bJob
* the default implementation calls terminate and
* emitCancled() and emitFinished(false)
*/
virtual void cancel();
virtual QString jobDescription() const;
virtual QString jobDetails() const;
/**
* waits until all running K3bThread have finished.
* This is used by K3bApplication.
*/
static void waitUntilFinished();
protected:
virtual void run() = 0;
/**
* uses the K3bJob::MessageType enum
*/
void emitInfoMessage( const QString& msg, int type );
void emitPercent( int p );
void emitSubPercent( int p );
void emitStarted();
void emitCanceled();
void emitFinished( bool success );
void emitProcessedSize( int processed, int size );
void emitProcessedSubSize( int processed, int size );
void emitNewTask( const QString& job );
void emitNewSubTask( const QString& job );
void emitDebuggingOutput(const QString&, const QString&);
void emitData( const char* data, int len );
void emitNextTrack( int track, int trackNum );
private:
class Private;
Private* d;
};
#endif
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