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/***************************************************************************
krcalcspacedialog.h - description
-------------------
begin : Fri Jan 2 2004
copyright : (C) 2004 by Shie Erlich & Rafi Yanai
e-mail : krusader@users.sourceforge.net
web site : http://krusader.sourceforge.net
---------------------------------------------------------------------------
Description
***************************************************************************
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H e a d e r F i l e
***************************************************************************
* *
* 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 KRCALCSPACEDIALOG_H
#define KRCALCSPACEDIALOG_H
/* --=={ Patch by Heiner <h.eichmann@gmx.de> }==-- */
// TDE Includes
#include <kdialogbase.h>
#include <tdeio/jobclasses.h>
// TQt Includes
#include <tqthread.h>
// Krusader Includes
#include "../VFS/vfs.h"
#include "krdetailedviewitem.h"
class ListPanel;
class KrView;
/* Dialog calculating showing the number of files and directories and its total size
in a dialog. If wanted, the dialog appears after 3 seconds of calculation, to
avoid a short appearence if the result was found quickly. Computes teh result in
a different thread.
*/
class KrCalcSpaceDialog : public KDialogBase{
TQ_OBJECT
/* Thread which does the actual calculation. Deletes itself, if no longer
needed. Creator must call finished(), if the thread is no longer needed.
*/
class CalcThread : public TQThread{
TDEIO::filesize_t m_totalSize, m_currentSize;
unsigned long m_totalFiles;
unsigned long m_totalDirs;
const TQStringList m_items;
vfs * m_files;
KrView *m_view;
KrCalcSpaceDialog * m_parent;
TQMutex m_synchronizeUsageAccess;
bool m_threadInUse; // true: caller needs the thread
bool m_stop;
void cleanUp(); // Deletes this, if possible
public:
TDEIO::filesize_t getTotalSize() const {return m_totalSize + m_currentSize;} // the result
unsigned long getTotalFiles() const {return m_totalFiles;} // the result
unsigned long getTotalDirs() const {return m_totalDirs;} // the result
const TQStringList & getItems() const {return m_items;} // list of directories to calculate
CalcThread(KrCalcSpaceDialog * parent, ListPanel * panel, const TQStringList & items);
void deleteInstance(); // thread is no longer needed.
void run(); // start calculation
void stop(); // stop it. Thread continues until vfs_calcSpace returns
} * m_thread;
friend class CalcThread;
class TQTimer * m_pollTimer;
TQLabel * m_label;
bool m_autoClose; // true: wait 3 sec. before showing the dialog. Close it, when done
bool m_canceled; // true: cancel was pressed
int m_timerCounter; // internal counter. The timer runs faster as the rehresh (see comment there)
void calculationFinished(); // called if the calulation is done
void showResult(); // show the current result in teh dialog
static void setDirSize(KrDetailedViewItem * viewItem, TDEIO::filesize_t size) {viewItem->setSize(size);}
protected slots:
void timer(); // poll timer was fired
void slotCancel(); // cancel was pressed
public:
// autoclose: wait 3 sec. before showing the dialog. Close it, when done
KrCalcSpaceDialog(TQWidget *parent, ListPanel * panel, const TQStringList & items, bool autoclose);
~KrCalcSpaceDialog();
TDEIO::filesize_t getTotalSize() const {return m_thread->getTotalSize();} // the result
unsigned long getTotalFiles() const {return m_thread->getTotalFiles();} // the result
unsigned long getTotalDirs() const {return m_thread->getTotalDirs();} // the result
bool wasCanceled() const {return m_canceled;} // cancel was pressed; result is probably wrong
public slots:
void exec(); // start calculation
};
/* End of patch by Heiner <h.eichmann@gmx.de> */
#endif
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