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/*
* Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
*
* 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; version 2 of the
* License.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef _LF_PROGRESSBAR_H_
#define _LF_PROGRESSBAR_H_
#include "mforms/progressbar.h"
#include "lf_view.h"
namespace mforms {
namespace gtk {
class ProgressBarImpl : public ViewImpl
{
protected:
Gtk::ProgressBar *_pbar;
sigc::connection _pbar_pulser;
virtual Gtk::Widget *get_outer() const { return _pbar; }
ProgressBarImpl(::mforms::ProgressBar *self)
: ViewImpl(self)
{
_pbar= Gtk::manage(new Gtk::ProgressBar());
_pbar->show();
setup();
}
static bool create(::mforms::ProgressBar *self)
{
return new ProgressBarImpl(self) != 0;
}
static void set_value(::mforms::ProgressBar *self, float pct)
{
ProgressBarImpl *progressbar= self->get_data<ProgressBarImpl>();
if (progressbar)
progressbar->_pbar->set_fraction(pct);
}
bool pulse()
{
if (_pbar)
this->_pbar->pulse();
return true;
}
void start()
{
if (_pbar != NULL && _pbar_pulser.empty())
_pbar_pulser = Glib::signal_timeout().connect(sigc::mem_fun(this, &ProgressBarImpl::pulse), 125);
}
void stop()
{
if (!_pbar_pulser.empty())
_pbar_pulser.disconnect();
if (_pbar)
_pbar->set_fraction(0.0);
}
~ProgressBarImpl()
{
if (_pbar && !_pbar_pulser.empty())
{
_pbar_pulser.disconnect();
}
}
static void set_started(::mforms::ProgressBar *self, bool flag)
{
ProgressBarImpl *progressbar= self->get_data<ProgressBarImpl>();
if (progressbar)
{
if (flag)
progressbar->start();
else
progressbar->stop();
}
}
static void set_indeterminate(::mforms::ProgressBar *self, bool flag)
{
}
public:
static void init()
{
::mforms::ControlFactory *f = ::mforms::ControlFactory::get_instance();
f->_progressbar_impl.create = &ProgressBarImpl::create;
f->_progressbar_impl.set_value = &ProgressBarImpl::set_value;
f->_progressbar_impl.set_started = &ProgressBarImpl::set_started;
f->_progressbar_impl.set_indeterminate= &ProgressBarImpl::set_indeterminate;
}
};
};
};
#endif /* _LF_PROGRESSBAR_H_ */
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