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transmission/gtk/FreeSpaceLabel.cc

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/*
* This file Copyright (C) 2008-2021 Mnemosyne LLC
*
* It may be used under the GNU GPL versions 2 or 3
* or any future license endorsed by Mnemosyne LLC.
*
*/
#include <glibmm/i18n.h>
#include "FreeSpaceLabel.h"
#include "Session.h"
#include "Utils.h"
class FreeSpaceLabel::Impl
{
public:
Impl(FreeSpaceLabel& label, Glib::RefPtr<Session> const& core, std::string const& dir);
~Impl();
void set_dir(std::string const& dir);
private:
bool on_freespace_timer();
private:
FreeSpaceLabel& label_;
Glib::RefPtr<Session> const core_;
std::string dir_;
sigc::connection timer_id_;
};
FreeSpaceLabel::Impl::~Impl()
{
timer_id_.disconnect();
}
bool FreeSpaceLabel::Impl::on_freespace_timer()
{
auto* const session = core_->get_session();
if (session == nullptr)
{
return false;
}
auto const bytes = tr_sessionGetDirFreeSpace(session, dir_.c_str());
auto const text = bytes < 0 ? _("Error") : gtr_sprintf(_("%s free"), tr_strlsize(bytes));
auto const markup = gtr_sprintf("<i>%s</i>", text);
label_.set_markup(markup);
return true;
}
FreeSpaceLabel::FreeSpaceLabel(Glib::RefPtr<Session> const& core, std::string const& dir)
: Gtk::Label()
, impl_(std::make_unique<Impl>(*this, core, dir))
{
}
FreeSpaceLabel::~FreeSpaceLabel() = default;
FreeSpaceLabel::Impl::Impl(FreeSpaceLabel& label, Glib::RefPtr<Session> const& core, std::string const& dir)
: label_(label)
, core_(core)
, dir_(dir)
{
timer_id_ = Glib::signal_timeout().connect_seconds(sigc::mem_fun(*this, &Impl::on_freespace_timer), 3);
on_freespace_timer();
}
void FreeSpaceLabel::set_dir(std::string const& dir)
{
impl_->set_dir(dir);
}
void FreeSpaceLabel::Impl::set_dir(std::string const& dir)
{
dir_ = dir;
on_freespace_timer();
}