[pulseview.git] / pv / globalsettings.hpp

/*
 * 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_PV_GLOBALSETTINGS_HPP
#define PULSEVIEW_PV_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_General_StartAllSessions;
	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_AllowVerticalDragging;
	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_PV_GLOBALSETTINGS_HPP
Commit	Line	Data
	1	/*
	2	* This file is part of the PulseView project.
	3	*
	4	* Copyright (C) 2017 Soeren Apel <soeren@apelpie.net>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, see <http://www.gnu.org/licenses/>.
	18	*/
	19
	20	#ifndef PULSEVIEW_PV_GLOBALSETTINGS_HPP
	21	#define PULSEVIEW_PV_GLOBALSETTINGS_HPP
	22
	23	#include <map>
	24
	25	#include <glib.h>
	26	#include <glibmm/variant.h>
	27
	28	#include <QPalette>
	29	#include <QSettings>
	30	#include <QString>
	31	#include <QVariant>
	32
	33	#include "util.hpp"
	34
	35	using std::map;
	36	using std::pair;
	37	using std::vector;
	38
	39	namespace pv {
	40
	41	extern const vector< pair<QString, QString> > Themes;
	42
	43
	44	class GlobalSettingsInterface
	45	{
	46	public:
	47	virtual void on_setting_changed(const QString &key, const QVariant &value) = 0;
	48	};
	49
	50
	51	class GlobalSettings : public QSettings
	52	{
	53	Q_OBJECT
	54
	55	public:
	56	static const QString Key_General_Language;
	57	static const QString Key_General_Theme;
	58	static const QString Key_General_Style;
	59	static const QString Key_General_SaveWithSetup;
	60	static const QString Key_General_StartAllSessions;
	61	static const QString Key_View_ZoomToFitDuringAcq;
	62	static const QString Key_View_ZoomToFitAfterAcq;
	63	static const QString Key_View_TriggerIsZeroTime;
	64	static const QString Key_View_ColoredBG;
	65	static const QString Key_View_StickyScrolling;
	66	static const QString Key_View_AllowVerticalDragging;
	67	static const QString Key_View_ShowSamplingPoints;
	68	static const QString Key_View_FillSignalHighAreas;
	69	static const QString Key_View_FillSignalHighAreaColor;
	70	static const QString Key_View_ShowAnalogMinorGrid;
	71	static const QString Key_View_ConversionThresholdDispMode;
	72	static const QString Key_View_DefaultDivHeight;
	73	static const QString Key_View_DefaultLogicHeight;
	74	static const QString Key_View_ShowHoverMarker;
	75	static const QString Key_View_SnapDistance;
	76	static const QString Key_View_CursorFillColor;
	77	static const QString Key_View_CursorShowInterval;
	78	static const QString Key_View_CursorShowFrequency;
	79	static const QString Key_View_CursorShowSamples;
	80	static const QString Key_Dec_InitialStateConfigurable;
	81	static const QString Key_Dec_ExportFormat;
	82	static const QString Key_Dec_AlwaysShowAllRows;
	83	static const QString Key_Log_BufferSize;
	84	static const QString Key_Log_NotifyOfStacktrace;
	85
	86	enum ConvThrDispMode {
	87	ConvThrDispMode_None = 0,
	88	ConvThrDispMode_Background,
	89	ConvThrDispMode_Dots
	90	};
	91
	92	public:
	93	GlobalSettings();
	94
	95	void save_internal_defaults();
	96	void set_defaults_where_needed();
	97	void set_bright_theme_default_colors();
	98	void set_dark_theme_default_colors();
	99
	100	static bool current_theme_is_dark();
	101	void apply_theme();
	102
	103	void apply_language();
	104
	105	static void add_change_handler(GlobalSettingsInterface *cb);
	106	static void remove_change_handler(GlobalSettingsInterface *cb);
	107
	108	void setValue(const QString& key, const QVariant& value);
	109
	110	/**
	111	* Begins the tracking of changes. All changes will
	112	* be recorded until stop_tracking() is called.
	113	* The change tracking is global and doesn't support nesting.
	114	*/
	115	void start_tracking();
	116
	117	/**
	118	* Ends the tracking of changes without any changes to the settings.
	119	*/
	120	void stop_tracking();
	121
	122	/**
	123	* Ends the tracking of changes, undoing the changes since the
	124	* change tracking began.
	125	*/
	126	void undo_tracked_changes();
	127
	128	static void store_gvariant(QSettings &settings, GVariant *v);
	129	static GVariant* restore_gvariant(QSettings &settings);
	130
	131	static void store_variantbase(QSettings &settings, Glib::VariantBase v);
	132	static Glib::VariantBase restore_variantbase(QSettings &settings);
	133
	134	static void store_timestamp(QSettings &settings, const char *name, const pv::util::Timestamp &ts);
	135	static pv::util::Timestamp restore_timestamp(QSettings &settings, const char *name);
	136
	137	private:
	138	static vector<GlobalSettingsInterface*> callbacks_;
	139
	140	static bool tracking_;
	141	static map<QString, QVariant> tracked_changes_;
	142
	143	static QString default_style_;
	144	static QPalette default_palette_;
	145
	146	static bool is_dark_theme_;
	147	};
	148
	149	} // namespace pv
	150
	151	#endif // PULSEVIEW_PV_GLOBALSETTINGS_HPP