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96 lines
2.5 KiB
96 lines
2.5 KiB
15 years ago
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/*
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*
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* $Id: k3bthread.h 619556 2007-01-03 17:38:12Z trueg $
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* Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
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*
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* This file is part of the K3b project.
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* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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* See the file "COPYING" for the exact licensing terms.
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*/
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#ifndef _K3B_THREAD_H_
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#define _K3B_THREAD_H_
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#include <qthread.h>
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#include "k3b_export.h"
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class QObject;
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/**
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* The threaded couterpart to K3bJob
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* instead of emitting the information signals
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* one has to use the emitXXX methods which will post
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* K3bProgressInfoEvents to the eventhandler.
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*
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* K3bThreadJob can be used to automatically wrap the thread in a K3bJob.
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*
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* As in K3bJob it is important to call emitStarted and emitFinished.
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*
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* See K3bThreadJob for more information.
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*/
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class LIBK3B_EXPORT K3bThread : public QThread
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{
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public:
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K3bThread( QObject* eventHandler = 0 );
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K3bThread( unsigned int stackSize, QObject* eventHandler = 0 );
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virtual ~K3bThread();
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void setProgressInfoEventHandler( QObject* eventHandler );
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/**
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* Initialize the thread before starting it in the GUi thread.
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* K3bThreadJob automatically calls this.
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*
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* The default implementation does nothing.
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*/
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virtual void init();
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/**
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* to provide the same api like K3bJob
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* the default implementation calls terminate and
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* emitCancled() and emitFinished(false)
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*/
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virtual void cancel();
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virtual QString jobDescription() const;
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virtual QString jobDetails() const;
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/**
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* waits until all running K3bThread have finished.
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* This is used by K3bApplication.
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*/
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static void waitUntilFinished();
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protected:
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virtual void run() = 0;
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/**
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* uses the K3bJob::MessageType enum
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*/
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void emitInfoMessage( const QString& msg, int type );
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void emitPercent( int p );
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void emitSubPercent( int p );
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void emitStarted();
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void emitCanceled();
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void emitFinished( bool success );
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void emitProcessedSize( int processed, int size );
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void emitProcessedSubSize( int processed, int size );
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void emitNewTask( const QString& job );
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void emitNewSubTask( const QString& job );
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void emitDebuggingOutput(const QString&, const QString&);
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void emitData( const char* data, int len );
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void emitNextTrack( int track, int trackNum );
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private:
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class Private;
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Private* d;
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};
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#endif
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