/usr/include/tjutils/tjfeedback.h is in libodin-dev 1.8.5-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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tjfeedback.h - description
-------------------
begin : Fri Jun 6 2003
copyright : (C) 2000 by Thies Jochimsen
email : jochimse@cns.mpg.de
***************************************************************************/
/***************************************************************************
* *
* 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 TJFEEDBACK_H
#define TJFEEDBACK_H
#include <tjutils/tjutils.h>
#include <tjutils/tjthread.h>
/**
* @addtogroup tjutils
* @{
*/
/**
*
* Base class for all display drivers of a progress, e.g. console, widget, ...
*/
class ProgressDisplayDriver {
public:
virtual ~ProgressDisplayDriver() {}
/**
* Initializes the driver to display to expect 'nsteps' calls to 'increase()'.
* The message 'txt' will be displayed prior to the progress report.
*/
virtual void init(unsigned int nsteps, const char* txt) = 0;
/**
* Increments progress display.
* The message 'subj', if non-null, will be displayed.
*/
virtual void increase(const char* subj) = 0;
/**
* Refreshes display without increasing progress.
* Returns true if cancel is requested by the driver.
*/
virtual bool refresh() = 0;
};
//////////////////////////////////////////////////////
/**
*
* Class to preset the progress of an operation to the user.
* The implementation is thread-safe.
*/
class ProgressMeter {
public:
/**
* Creates progress meter using display driver 'disp' which should
* exist for the whole life time of the progress meter.
*/
ProgressMeter(ProgressDisplayDriver& disp) : display(&disp) {}
/**
* Initialize new task with 'total_steps' increments.
* The message 'txt' will be displayed prior to the progress report.
*/
ProgressMeter& new_task(unsigned int total_steps, const char* txt = 0);
/**
* Increments progress display.
* The message 'subj', if non-null, will be displayed.
*/
bool increase_counter(const char* subj = 0);
/**
* Refreshes display without increasing progress.
* Returns true if cancel is requested by the driver.
*/
bool refresh_display();
private:
// disable copy construction and copying
ProgressMeter(const ProgressMeter&) {}
ProgressMeter& operator = (const ProgressMeter&) {return *this;}
ProgressDisplayDriver* display;
Mutex mutex;
};
//////////////////////////////////////////////////////
#ifndef NO_CMDLINE
class ProgressDisplayConsole : public virtual ProgressDisplayDriver {
public:
ProgressDisplayConsole() : counter(0), nsteps_cache(0), done(false) {}
// Implementing virtual functions of ProgressDisplayDriver
void init(unsigned int nsteps, const char* txt);
void increase(const char*);
bool refresh() {return false;}
private:
unsigned int counter, nsteps_cache, old_perc;
bool done;
};
#endif
/** @}
*/
#endif
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