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131 lines
2.7 KiB
131 lines
2.7 KiB
/*
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* khexedit - Versatile hex editor
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* Copyright (C) 1999 Espen Sand, espensa@online.no
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* This file is based on the work by F. Zigterman, fzr@dds.nl
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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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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef _PROGRESS_H_
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#define _PROGRESS_H_
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#include <tqdatetime.h>
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#include "hexerror.h"
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struct SProgressData
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{
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SProgressData( float f )
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{
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useFraction = 1;
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fraction = f;
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}
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SProgressData( int cPage, int mPage )
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{
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useFraction = 0;
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curPage = cPage;
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maxPage = mPage;
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}
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int valid( void ) const
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{
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return( (useFraction == 1 && fraction >= 0) ||
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(useFraction == 0 && curPage >= 0) ? 1 : 0 );
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}
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int useFraction;
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float fraction;
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int curPage;
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int maxPage;
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};
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typedef int (*ProgressFunc)( void *clientData, SProgressData &pd );
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class CProgress
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{
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public:
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CProgress( void )
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{
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define( 0, 0 );
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mInterruptTimer.start();
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}
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CProgress( ProgressFunc progressFunc, void *clientData )
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{
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define( progressFunc, clientData );
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mInterruptTimer.start();
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}
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void define( ProgressFunc progressFunc, void *clientData )
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{
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mProgressFunc = progressFunc;
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mClientData = clientData;
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}
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void finish( void ) const
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{
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if( mProgressFunc == 0 )
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{
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return;
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}
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SProgressData pd( -1.0 );
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mProgressFunc( mClientData, pd );
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}
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bool expired( void )
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{
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return( mInterruptTimer.elapsed() > 200 );
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}
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int step( float fraction )
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{
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mInterruptTimer.start();
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if( mProgressFunc == 0 )
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{
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return( Err_Success );
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}
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SProgressData pd( fraction );
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int errCode = mProgressFunc( mClientData, pd );
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return( errCode );
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}
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int step( int curPage, int maxPage )
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{
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mInterruptTimer.start();
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if( mProgressFunc == 0 )
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{
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return( Err_Success );
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}
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SProgressData pd( curPage, maxPage );
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int errCode = mProgressFunc( mClientData, pd );
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return( errCode );
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}
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private:
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ProgressFunc mProgressFunc;
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void *mClientData;
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TQTime mInterruptTimer;
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};
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#endif
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