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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2013 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* 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/>.
*
* Authored by: Andrea Azzarone <andrea.azzarone@canonical.com>
*/
#include "LockScreenSettings.h"
#include <NuxCore/Logger.h>
#include <sigc++/adaptors/hide.h>
#include <UnityCore/GLibSignal.h>
#include <UnityCore/GLibWrapper.h>
namespace unity
{
namespace lockscreen
{
DECLARE_LOGGER(logger, "unity.lockscreen.settings");
namespace
{
Settings* settings_instance = nullptr;
const std::string GREETER_SETTINGS = "com.canonical.unity-greeter";
const std::string LOGO_KEY = "logo";
const std::string FONT_KEY = "font-name";
const std::string BACKGROUND_KEY = "background";
const std::string BACKGROUND_COLOR_KEY = "background-color";
const std::string USER_BG_KEY = "draw-user-backgrounds";
const std::string DRAW_GRID_KEY = "draw-grid";
const std::string SHOW_HOSTNAME_KEY = "show-hostname";
const std::string GS_SETTINGS = "org.gnome.desktop.screensaver";
const std::string IDLE_ACTIVATION_ENABLED_KEY = "idle-activation-enabled";
const std::string LOCK_DELAY = "lock-delay";
const std::string LOCK_ENABLED = "lock-enabled";
const std::string LOCK_ON_SUSPEND = "ubuntu-lock-on-suspend";
const std::string A11Y_SETTINGS = "org.gnome.desktop.a11y.applications";
const std::string USE_SCREEN_READER = "screen-reader-enabled";
const std::string USE_OSK = "screen-keyboard-enabled";
}
const RawPixel Settings::GRID_SIZE = 40_em;
struct Settings::Impl
{
Impl()
: greeter_settings_(g_settings_new(GREETER_SETTINGS.c_str()))
, gs_settings_(g_settings_new(GS_SETTINGS.c_str()))
, a11y_settings_(g_settings_new(A11Y_SETTINGS.c_str()))
, greeter_signal_(greeter_settings_, "changed", sigc::hide(sigc::hide(sigc::mem_fun(this, &Impl::UpdateGreeterSettings))))
, gs_signal_(gs_settings_, "changed", sigc::hide(sigc::hide(sigc::mem_fun(this, &Impl::UpdateGSSettings))))
, osk_signal_(a11y_settings_, "changed", sigc::hide(sigc::hide(sigc::mem_fun(this, &Impl::UpdateA11YSettings))))
{
UpdateGreeterSettings();
UpdateGSSettings();
UpdateA11YSettings();
}
void UpdateGreeterSettings()
{
auto* s = settings_instance;
s->font_name = glib::String(g_settings_get_string(greeter_settings_, FONT_KEY.c_str())).Str();
s->logo = glib::String(g_settings_get_string(greeter_settings_, LOGO_KEY.c_str())).Str();
s->background = glib::String(g_settings_get_string(greeter_settings_, BACKGROUND_KEY.c_str())).Str();
s->background_color = nux::Color(glib::String(g_settings_get_string(greeter_settings_, BACKGROUND_COLOR_KEY.c_str())).Str());
s->show_hostname = g_settings_get_boolean(greeter_settings_, SHOW_HOSTNAME_KEY.c_str()) != FALSE;
s->use_user_background = g_settings_get_boolean(greeter_settings_, USER_BG_KEY.c_str()) != FALSE;
s->draw_grid = g_settings_get_boolean(greeter_settings_, DRAW_GRID_KEY.c_str()) != FALSE;
}
void UpdateGSSettings()
{
auto* s = settings_instance;
s->lock_on_blank = g_settings_get_boolean(gs_settings_, LOCK_ENABLED.c_str()) != FALSE;
s->lock_on_suspend = g_settings_get_boolean(gs_settings_, LOCK_ON_SUSPEND.c_str()) != FALSE;
s->lock_delay = g_settings_get_uint(gs_settings_, LOCK_DELAY.c_str());
}
void UpdateA11YSettings()
{
bool legacy = false;
legacy = g_settings_get_boolean(a11y_settings_, USE_SCREEN_READER.c_str()) != FALSE;
legacy = legacy || g_settings_get_boolean(a11y_settings_, USE_OSK.c_str()) != FALSE;
settings_instance->use_legacy = legacy;
}
glib::Object<GSettings> greeter_settings_;
glib::Object<GSettings> gs_settings_;
glib::Object<GSettings> a11y_settings_;
glib::Signal<void, GSettings*, const gchar*> greeter_signal_;
glib::Signal<void, GSettings*, const gchar*> gs_signal_;
glib::Signal<void, GSettings*, const gchar*> osk_signal_;
};
Settings::Settings()
{
if (settings_instance)
{
LOG_ERROR(logger) << "More than one lockscreen::Settings created.";
}
else
{
settings_instance = this;
impl_.reset(new Impl());
}
}
Settings::~Settings()
{
if (settings_instance == this)
settings_instance = nullptr;
}
Settings& Settings::Instance()
{
if (!settings_instance)
{
LOG_ERROR(logger) << "No lockscreen::Settings created yet.";
}
return *settings_instance;
}
}
}
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