gparted/include/ProgressBar.h

64 lines
2.0 KiB
C++

/* Copyright (C) 2016 Mike Fleetwood
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GPARTED_PROGRESSBAR_H
#define GPARTED_PROGRESSBAR_H
#include <glibmm/ustring.h>
#include <glibmm/timer.h>
namespace GParted
{
enum ProgressBar_Text
{
PROGRESSBAR_TEXT_TIME_REMAINING,
PROGRESSBAR_TEXT_COPY_BYTES
};
class ProgressBar
{
public:
ProgressBar();
~ProgressBar();
void start(double target, ProgressBar_Text text_mode = PROGRESSBAR_TEXT_TIME_REMAINING);
void update( double progress );
void stop();
bool running() const;
double get_fraction() const;
const Glib::ustring& get_text() const;
private:
ProgressBar( const ProgressBar & src ); // Not implemented copy constructor
ProgressBar & operator=( const ProgressBar & rhs ); // Not implemented copy assignment operator
void do_update();
bool m_running; // Is this progress bar running?
double m_target; // Progress bar target should be > 0.0
double m_progress; // Should be 0.0 <= m_progress <= m_target
double m_fraction; // Always between 0.0 and 1.0 for passing to Gtk::ProgressBar.set_fraction()
ProgressBar_Text m_text_mode; // Style of text generation
Glib::ustring m_text; // Text for passing to Gtk::ProgressBar.set_text()
Glib::Timer m_timer; // Measures elapsed time to the microsecond for accurate estimation
};
}//GParted
#endif /* GPARTED_PROGRESS_H */