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/*
* This file is part of the PulseView project.
*
* Copyright (C) 2017 Soeren Apel <soeren@apelpie.net>
*
* 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 PULSEVIEW_GLOBALSETTINGS_HPP
#define PULSEVIEW_GLOBALSETTINGS_HPP
#include <map>
#include <glib.h>
#include <glibmm/variant.h>
#include <QPalette>
#include <QSettings>
#include <QString>
#include <QVariant>
#include "util.hpp"
using std::map;
using std::pair;
using std::vector;
namespace pv {
extern const vector< pair<QString, QString> > Themes;
class GlobalSettingsInterface
{
public:
virtual void on_setting_changed(const QString &key, const QVariant &value) = 0;
};
class GlobalSettings : public QSettings
{
Q_OBJECT
public:
static const QString Key_General_Language;
static const QString Key_General_Theme;
static const QString Key_General_Style;
static const QString Key_General_SaveWithSetup;
static const QString Key_View_ZoomToFitDuringAcq;
static const QString Key_View_ZoomToFitAfterAcq;
static const QString Key_View_TriggerIsZeroTime;
static const QString Key_View_ColoredBG;
static const QString Key_View_StickyScrolling;
static const QString Key_View_ShowSamplingPoints;
static const QString Key_View_FillSignalHighAreas;
static const QString Key_View_FillSignalHighAreaColor;
static const QString Key_View_ShowAnalogMinorGrid;
static const QString Key_View_ConversionThresholdDispMode;
static const QString Key_View_DefaultDivHeight;
static const QString Key_View_DefaultLogicHeight;
static const QString Key_View_ShowHoverMarker;
static const QString Key_View_SnapDistance;
static const QString Key_View_CursorFillColor;
static const QString Key_View_CursorShowInterval;
static const QString Key_View_CursorShowFrequency;
static const QString Key_View_CursorShowSamples;
static const QString Key_Dec_InitialStateConfigurable;
static const QString Key_Dec_ExportFormat;
static const QString Key_Dec_AlwaysShowAllRows;
static const QString Key_Log_BufferSize;
static const QString Key_Log_NotifyOfStacktrace;
enum ConvThrDispMode {
ConvThrDispMode_None = 0,
ConvThrDispMode_Background,
ConvThrDispMode_Dots
};
public:
GlobalSettings();
void save_internal_defaults();
void set_defaults_where_needed();
void set_bright_theme_default_colors();
void set_dark_theme_default_colors();
static bool current_theme_is_dark();
void apply_theme();
void apply_language();
static void add_change_handler(GlobalSettingsInterface *cb);
static void remove_change_handler(GlobalSettingsInterface *cb);
void setValue(const QString& key, const QVariant& value);
/**
* Begins the tracking of changes. All changes will
* be recorded until stop_tracking() is called.
* The change tracking is global and doesn't support nesting.
*/
void start_tracking();
/**
* Ends the tracking of changes without any changes to the settings.
*/
void stop_tracking();
/**
* Ends the tracking of changes, undoing the changes since the
* change tracking began.
*/
void undo_tracked_changes();
static void store_gvariant(QSettings &settings, GVariant *v);
static GVariant* restore_gvariant(QSettings &settings);
static void store_variantbase(QSettings &settings, Glib::VariantBase v);
static Glib::VariantBase restore_variantbase(QSettings &settings);
static void store_timestamp(QSettings &settings, const char *name, const pv::util::Timestamp &ts);
static pv::util::Timestamp restore_timestamp(QSettings &settings, const char *name);
private:
static vector<GlobalSettingsInterface*> callbacks_;
static bool tracking_;
static map<QString, QVariant> tracked_changes_;
static QString default_style_;
static QPalette default_palette_;
static bool is_dark_theme_;
};
} // namespace pv
#endif // PULSEVIEW_GLOBALSETTINGS_HPP
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