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/** \file globals.cc */
// Copyright (C) 2010 Daniel Burrows
// Copyright 2008-2009 Obey Arthur Liu
//
// 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; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
#include "globals.h"
#include <loggers.h>
#include <glibmm/init.h>
#include <gtkmm/main.h>
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <memory>
using aptitude::Loggers;
namespace gui
{
namespace globals
{
// The globals that have to be shared between several routines.
namespace
{
std::shared_ptr<Gtk::Main> main_loop;
bool download_active;
}
Glib::RefPtr<Gnome::Glade::Xml> load_glade(const std::string &argv0)
{
// The global filename:
static std::string glade_filename;
if(!glade_filename.empty())
{
try
{
return Gnome::Glade::Xml::create(glade_filename);
}
catch(Gnome::Glade::XmlError &err)
{
LOG_ERROR(Loggers::getAptitudeGtkGlobals(),
"Can't load " << glade_filename << ": " << err.what());
// Try to find the glade file again anyway.
}
}
Glib::RefPtr<Gnome::Glade::Xml> rval;
#ifndef DISABLE_PRIVATE_GLADE_FILE
if(!argv0.empty())
{
// Use the basename of argv0 to find the Glade file.
std::string argv0_path;
std::string::size_type last_slash = argv0.rfind('/');
if(last_slash != std::string::npos)
{
while(last_slash > 0 && argv0[last_slash - 1] == '/')
--last_slash;
argv0_path = std::string(argv0, 0, last_slash);
}
else
argv0_path = '.';
//Loading the .glade file and widgets
const std::string glade_main_file = argv0_path + "/gtk/aptitude.glade";
try
{
rval = Gnome::Glade::Xml::create(glade_main_file);
}
catch(Gnome::Glade::XmlError &err)
{
LOG_DEBUG(Loggers::getAptitudeGtkGlobals(),
"Can't load " << glade_main_file << ": " << err.what());
}
}
#endif
if(!rval)
{
const std::string glade_main_file =
std::string(PKGDATADIR) + "/aptitude.glade";
try
{
rval = Gnome::Glade::Xml::create(glade_main_file);
}
catch(Gnome::Glade::XmlError &err)
{
LOG_ERROR(Loggers::getAptitudeGtkGlobals(),
"Can't load " << glade_main_file << ": " << err.what());
}
}
if(rval)
{
LOG_INFO(Loggers::getAptitudeGtkGlobals(),
"UI definition loaded from " << glade_filename);
glade_filename = rval->get_filename();
}
return rval;
}
Glib::RefPtr<Gnome::Glade::Xml> load_glade()
{
return load_glade(std::string());
}
void init_main_loop(int argc, char *argv[])
{
main_loop = std::make_shared<Gtk::Main>(std::ref(argc),
std::ref(argv));
}
void main_quit()
{
if(main_loop.get() != NULL)
{
LOG_TRACE(Loggers::getAptitudeGtkGlobals(),
"Telling the main loop to quit.");
main_loop->quit();
}
else
LOG_ERROR(Loggers::getAptitudeGtkGlobals(),
"main_quit() invoked with no main loop.");
}
void run_main_loop()
{
LOG_TRACE(Loggers::getAptitudeGtkGlobals(),
"Entering main loop.");
Gtk::Main::run();
}
bool is_a_download_active()
{
return download_active;
}
void set_is_a_download_active(bool value)
{
if(value == download_active)
// Something wants to start a download when one is already
// running, or stop when one isn't running.
LOG_ERROR(Loggers::getAptitudeGtkGlobals(),
"Attempt to set the download_active flag to its current value ("
<< download_active << ").");
else
download_active = value;
}
}
}
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