[pulseview.git] / pv / globalsettings.cpp

/*
 * 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/>.
 */

#include "globalsettings.hpp"
#include "application.hpp"

#include <QApplication>
#include <QColor>
#include <QDebug>
#include <QFile>
#include <QFontMetrics>
#include <QPixmapCache>
#include <QString>
#include <QStyle>
#include <QtGlobal>

using std::map;
using std::pair;
using std::string;
using std::vector;

namespace pv {

const vector< pair<QString, QString> > Themes {
	{"None" , ""},
	{"QDarkStyleSheet", ":/themes/qdarkstyle/style.qss"},
	{"DarkStyle", ":/themes/darkstyle/darkstyle.qss"}
};

const QString GlobalSettings::Key_General_Language = "General_Language";
const QString GlobalSettings::Key_General_Theme = "General_Theme";
const QString GlobalSettings::Key_General_Style = "General_Style";
const QString GlobalSettings::Key_General_SaveWithSetup = "General_SaveWithSetup";
const QString GlobalSettings::Key_View_ZoomToFitDuringAcq = "View_ZoomToFitDuringAcq";
const QString GlobalSettings::Key_View_ZoomToFitAfterAcq = "View_ZoomToFitAfterAcq";
const QString GlobalSettings::Key_View_TriggerIsZeroTime = "View_TriggerIsZeroTime";
const QString GlobalSettings::Key_View_ColoredBG = "View_ColoredBG";
const QString GlobalSettings::Key_View_StickyScrolling = "View_StickyScrolling";
const QString GlobalSettings::Key_View_ShowSamplingPoints = "View_ShowSamplingPoints";
const QString GlobalSettings::Key_View_FillSignalHighAreas = "View_FillSignalHighAreas";
const QString GlobalSettings::Key_View_FillSignalHighAreaColor = "View_FillSignalHighAreaColor";
const QString GlobalSettings::Key_View_ShowAnalogMinorGrid = "View_ShowAnalogMinorGrid";
const QString GlobalSettings::Key_View_ConversionThresholdDispMode = "View_ConversionThresholdDispMode";
const QString GlobalSettings::Key_View_DefaultDivHeight = "View_DefaultDivHeight";
const QString GlobalSettings::Key_View_DefaultLogicHeight = "View_DefaultLogicHeight";
const QString GlobalSettings::Key_View_ShowHoverMarker = "View_ShowHoverMarker";
const QString GlobalSettings::Key_View_SnapDistance = "View_SnapDistance";
const QString GlobalSettings::Key_View_CursorFillColor = "View_CursorFillColor";
const QString GlobalSettings::Key_Dec_InitialStateConfigurable = "Dec_InitialStateConfigurable";
const QString GlobalSettings::Key_Dec_ExportFormat = "Dec_ExportFormat";
const QString GlobalSettings::Key_Dec_AlwaysShowAllRows = "Dec_AlwaysShowAllRows";
const QString GlobalSettings::Key_Log_BufferSize = "Log_BufferSize";
const QString GlobalSettings::Key_Log_NotifyOfStacktrace = "Log_NotifyOfStacktrace";

vector<GlobalSettingsInterface*> GlobalSettings::callbacks_;
bool GlobalSettings::tracking_ = false;
bool GlobalSettings::is_dark_theme_ = false;
map<QString, QVariant> GlobalSettings::tracked_changes_;
QString GlobalSettings::default_style_;
QPalette GlobalSettings::default_palette_;

GlobalSettings::GlobalSettings() :
	QSettings()
{
	beginGroup("Settings");
}

void GlobalSettings::save_internal_defaults()
{
	default_style_ = qApp->style()->objectName();
	if (default_style_.isEmpty())
		default_style_ = "fusion";

	default_palette_ = QApplication::palette();
}

void GlobalSettings::set_defaults_where_needed()
{
	if (!contains(Key_General_Language)) {
		// Determine and set default UI language
		QString language = QLocale().uiLanguages().first();  // May return e.g. en-Latn-US
		language = language.split("-").first();

		setValue(Key_General_Language, language);
	}

	// Use no theme by default
	if (!contains(Key_General_Theme))
		setValue(Key_General_Theme, 0);
	if (!contains(Key_General_Style))
		setValue(Key_General_Style, "");

	// Save setup with .sr files by default
	if (!contains(Key_General_SaveWithSetup))
		setValue(Key_General_SaveWithSetup, true);

	// Enable zoom-to-fit after acquisition by default
	if (!contains(Key_View_ZoomToFitAfterAcq))
		setValue(Key_View_ZoomToFitAfterAcq, true);

	// Enable colored trace backgrounds by default
	if (!contains(Key_View_ColoredBG))
		setValue(Key_View_ColoredBG, true);

	// Enable showing sampling points by default
	if (!contains(Key_View_ShowSamplingPoints))
		setValue(Key_View_ShowSamplingPoints, true);

	// Enable filling logic signal high areas by default
	if (!contains(Key_View_FillSignalHighAreas))
		setValue(Key_View_FillSignalHighAreas, true);

	if (!contains(Key_View_DefaultDivHeight))
		setValue(Key_View_DefaultDivHeight,
		3 * QFontMetrics(QApplication::font()).height());

	if (!contains(Key_View_DefaultLogicHeight))
		setValue(Key_View_DefaultLogicHeight,
		2 * QFontMetrics(QApplication::font()).height());

	if (!contains(Key_View_ShowHoverMarker))
		setValue(Key_View_ShowHoverMarker, true);

	if (!contains(Key_View_SnapDistance))
		setValue(Key_View_SnapDistance, 15);

	// %c was used for the row name in the past so we need to transition such users
	if (!contains(Key_Dec_ExportFormat) ||
		value(Key_Dec_ExportFormat).toString() == "%s %d: %c: %1")
		setValue(Key_Dec_ExportFormat, "%s %d: %r: %1");

	// Default to 500 lines of backlog
	if (!contains(Key_Log_BufferSize))
		setValue(Key_Log_BufferSize, 500);

	// Notify user of existing stack trace by default
	if (!contains(Key_Log_NotifyOfStacktrace))
		setValue(Key_Log_NotifyOfStacktrace, true);

	// Default theme is bright, so use its color scheme if undefined
	if (!contains(Key_View_CursorFillColor))
		set_bright_theme_default_colors();
}

void GlobalSettings::set_bright_theme_default_colors()
{
	setValue(Key_View_FillSignalHighAreaColor,
		QColor(0, 0, 0, 5 * 256 / 100).rgba());

	setValue(Key_View_CursorFillColor,
		QColor(220, 231, 243).rgba());
}

void GlobalSettings::set_dark_theme_default_colors()
{
	setValue(Key_View_FillSignalHighAreaColor,
		QColor(188, 188, 188, 9 * 256 / 100).rgba());

	setValue(Key_View_CursorFillColor,
		QColor(60, 60, 60).rgba());
}

bool GlobalSettings::current_theme_is_dark()
{
	return is_dark_theme_;
}

void GlobalSettings::apply_theme()
{
	QString theme_name    = Themes.at(value(Key_General_Theme).toInt()).first;
	QString resource_name = Themes.at(value(Key_General_Theme).toInt()).second;

	if (!resource_name.isEmpty()) {
		QFile file(resource_name);
		file.open(QFile::ReadOnly | QFile::Text);
		qApp->setStyleSheet(file.readAll());
	} else
		qApp->setStyleSheet("");

	qApp->setPalette(default_palette_);

	const QString style = value(Key_General_Style).toString();
	if (style.isEmpty())
		qApp->setStyle(default_style_);
	else
		qApp->setStyle(style);

	is_dark_theme_ = false;

	if (theme_name.compare("QDarkStyleSheet") == 0) {
		QPalette dark_palette;
		dark_palette.setColor(QPalette::Window, QColor(53, 53, 53));
		dark_palette.setColor(QPalette::WindowText, Qt::white);
		dark_palette.setColor(QPalette::Base, QColor(42, 42, 42));
		dark_palette.setColor(QPalette::Dark, QColor(35, 35, 35));
		dark_palette.setColor(QPalette::Highlight, QColor(42, 130, 218));
		qApp->setPalette(dark_palette);
		is_dark_theme_ = true;
	} else if (theme_name.compare("DarkStyle") == 0) {
		QPalette dark_palette;
		dark_palette.setColor(QPalette::Window, QColor(53, 53, 53));
		dark_palette.setColor(QPalette::WindowText, Qt::white);
		dark_palette.setColor(QPalette::Disabled, QPalette::WindowText, QColor(127, 127, 127));
		dark_palette.setColor(QPalette::Base, QColor(42, 42, 42));
		dark_palette.setColor(QPalette::AlternateBase, QColor(66, 66, 66));
		dark_palette.setColor(QPalette::ToolTipBase, Qt::white);
		dark_palette.setColor(QPalette::ToolTipText, QColor(53, 53, 53));
		dark_palette.setColor(QPalette::Text, Qt::white);
		dark_palette.setColor(QPalette::Disabled, QPalette::Text, QColor(127, 127, 127));
		dark_palette.setColor(QPalette::Dark, QColor(35, 35, 35));
		dark_palette.setColor(QPalette::Shadow, QColor(20, 20, 20));
		dark_palette.setColor(QPalette::Button, QColor(53, 53, 53));
		dark_palette.setColor(QPalette::ButtonText, Qt::white);
		dark_palette.setColor(QPalette::Disabled, QPalette::ButtonText, QColor(127, 127, 127));
		dark_palette.setColor(QPalette::BrightText, Qt::red);
		dark_palette.setColor(QPalette::Link, QColor(42, 130, 218));
		dark_palette.setColor(QPalette::Highlight, QColor(42, 130, 218));
		dark_palette.setColor(QPalette::Disabled, QPalette::Highlight, QColor(80, 80, 80));
		dark_palette.setColor(QPalette::HighlightedText, Qt::white);
		dark_palette.setColor(QPalette::Disabled, QPalette::HighlightedText, QColor(127, 127, 127));
		qApp->setPalette(dark_palette);
		is_dark_theme_ = true;
	}

	QPixmapCache::clear();
}

void GlobalSettings::apply_language()
{
	Application* a = qobject_cast<Application*>(QApplication::instance());
	a->switch_language(value(Key_General_Language).toString());
}

void GlobalSettings::add_change_handler(GlobalSettingsInterface *cb)
{
	callbacks_.push_back(cb);
}

void GlobalSettings::remove_change_handler(GlobalSettingsInterface *cb)
{
	for (auto cb_it = callbacks_.begin(); cb_it != callbacks_.end(); cb_it++)
		if (*cb_it == cb) {
			callbacks_.erase(cb_it);
			break;
		}
}

void GlobalSettings::setValue(const QString &key, const QVariant &value)
{
	// Save previous value if we're tracking changes,
	// not altering an already-existing saved setting
	if (tracking_)
		tracked_changes_.emplace(key, QSettings::value(key));

	QSettings::setValue(key, value);

	// TODO Emulate noquote()
	qDebug() << "Setting" << key << "changed to" << value;

	// Call all registered callbacks
	for (GlobalSettingsInterface *cb : callbacks_)
		cb->on_setting_changed(key, value);
}

void GlobalSettings::start_tracking()
{
	tracking_ = true;
	tracked_changes_.clear();
}

void GlobalSettings::stop_tracking()
{
	tracking_ = false;
	tracked_changes_.clear();
}

void GlobalSettings::undo_tracked_changes()
{
	tracking_ = false;

	for (auto& entry : tracked_changes_)
		setValue(entry.first, entry.second);

	tracked_changes_.clear();
}

void GlobalSettings::store_gvariant(QSettings &settings, GVariant *v)
{
	const GVariantType *var_type = g_variant_get_type(v);
	char *var_type_str = g_variant_type_dup_string(var_type);

	QByteArray var_data = QByteArray((const char*)g_variant_get_data(v),
		g_variant_get_size(v));

	settings.setValue("value", var_data);
	settings.setValue("type", var_type_str);

	g_free(var_type_str);
}

GVariant* GlobalSettings::restore_gvariant(QSettings &settings)
{
	QString raw_type = settings.value("type").toString();
	GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());

	QByteArray data = settings.value("value").toByteArray();

	gpointer var_data = g_memdup((gconstpointer)data.constData(),
		(guint)data.size());

	GVariant *value = g_variant_new_from_data(var_type, var_data,
		data.size(), false, g_free, var_data);

	g_variant_type_free(var_type);

	return value;
}

void GlobalSettings::store_variantbase(QSettings &settings, Glib::VariantBase v)
{
	const QByteArray var_data = QByteArray((const char*)v.get_data(), v.get_size());

	settings.setValue("value", var_data);
	settings.setValue("type", QString::fromStdString(v.get_type_string()));
}

Glib::VariantBase GlobalSettings::restore_variantbase(QSettings &settings)
{
	QString raw_type = settings.value("type").toString();
	GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());

	QByteArray data = settings.value("value").toByteArray();

	gpointer var_data = g_memdup((gconstpointer)data.constData(),
		(guint)data.size());

	GVariant *value = g_variant_new_from_data(var_type, var_data,
		data.size(), false, g_free, var_data);

	Glib::VariantBase ret_val = Glib::VariantBase(value, true);

	g_variant_type_free(var_type);
	g_variant_unref(value);

	return ret_val;
}

} // namespace pv
Commit	Line	Data
bf9f1268 SA	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	#include "globalsettings.hpp"
0466001b	21	#include "application.hpp"
bf9f1268	22
daa54986	23	#include <QApplication>
4521022b	24	#include <QColor>
7ba25e4f	25	#include <QDebug>
37b0bd35	26	#include <QFile>
daa54986	27	#include <QFontMetrics>
37b0bd35	28	#include <QPixmapCache>
d3feec23	29	#include <QString>
374c697f	30	#include <QStyle>
43be386b	31	#include <QtGlobal>
d3feec23	32
6f925ba9	33	using std::map;
37b0bd35	34	using std::pair;
1325ce42	35	using std::string;
d0c0573b	36	using std::vector;
6f925ba9	37
bf9f1268 SA	38	namespace pv {
bf9f1268 SA	39
37b0bd35 SA	40	const vector< pair<QString, QString> > Themes {
	41	{"None" , ""},
	42	{"QDarkStyleSheet", ":/themes/qdarkstyle/style.qss"},
	43	{"DarkStyle", ":/themes/darkstyle/darkstyle.qss"}
	44	};
	45
0466001b	46	const QString GlobalSettings::Key_General_Language = "General_Language";
37b0bd35	47	const QString GlobalSettings::Key_General_Theme = "General_Theme";
374c697f	48	const QString GlobalSettings::Key_General_Style = "General_Style";
8962d7b3	49	const QString GlobalSettings::Key_General_SaveWithSetup = "General_SaveWithSetup";
e91fb166	50	const QString GlobalSettings::Key_View_ZoomToFitDuringAcq = "View_ZoomToFitDuringAcq";
28ceff25	51	const QString GlobalSettings::Key_View_ZoomToFitAfterAcq = "View_ZoomToFitAfterAcq";
ffc00fdd	52	const QString GlobalSettings::Key_View_TriggerIsZeroTime = "View_TriggerIsZeroTime";
641574bc	53	const QString GlobalSettings::Key_View_ColoredBG = "View_ColoredBG";
87a97d8a	54	const QString GlobalSettings::Key_View_StickyScrolling = "View_StickyScrolling";
051ba3b3	55	const QString GlobalSettings::Key_View_ShowSamplingPoints = "View_ShowSamplingPoints";
4521022b SA	56	const QString GlobalSettings::Key_View_FillSignalHighAreas = "View_FillSignalHighAreas";
4521022b SA	57	const QString GlobalSettings::Key_View_FillSignalHighAreaColor = "View_FillSignalHighAreaColor";
8ad61f40	58	const QString GlobalSettings::Key_View_ShowAnalogMinorGrid = "View_ShowAnalogMinorGrid";
90ee1ed9	59	const QString GlobalSettings::Key_View_ConversionThresholdDispMode = "View_ConversionThresholdDispMode";
daa54986	60	const QString GlobalSettings::Key_View_DefaultDivHeight = "View_DefaultDivHeight";
48051ccb	61	const QString GlobalSettings::Key_View_DefaultLogicHeight = "View_DefaultLogicHeight";
1931b5f9	62	const QString GlobalSettings::Key_View_ShowHoverMarker = "View_ShowHoverMarker";
fb641801	63	const QString GlobalSettings::Key_View_SnapDistance = "View_SnapDistance";
c04f5a29	64	const QString GlobalSettings::Key_View_CursorFillColor = "View_CursorFillColor";
1cc1c8de	65	const QString GlobalSettings::Key_Dec_InitialStateConfigurable = "Dec_InitialStateConfigurable";
1ed996b4	66	const QString GlobalSettings::Key_Dec_ExportFormat = "Dec_ExportFormat";
ab185f78	67	const QString GlobalSettings::Key_Dec_AlwaysShowAllRows = "Dec_AlwaysShowAllRows";
bcb4c327	68	const QString GlobalSettings::Key_Log_BufferSize = "Log_BufferSize";
c5d6200c	69	const QString GlobalSettings::Key_Log_NotifyOfStacktrace = "Log_NotifyOfStacktrace";
bf9f1268	70
d0c0573b	71	vector<GlobalSettingsInterface*> GlobalSettings::callbacks_;
2cca9ebf	72	bool GlobalSettings::tracking_ = false;
c6b4e925	73	bool GlobalSettings::is_dark_theme_ = false;
6f925ba9	74	map<QString, QVariant> GlobalSettings::tracked_changes_;
374c697f	75	QString GlobalSettings::default_style_;
37b0bd35	76	QPalette GlobalSettings::default_palette_;
bf9f1268 SA	77
bf9f1268 SA	78	GlobalSettings::GlobalSettings() :
c6b4e925	79	QSettings()
bf9f1268 SA	80	{
	81	beginGroup("Settings");
	82	}
	83
a42d2514 SA	84	void GlobalSettings::save_internal_defaults()
	85	{
	86	default_style_ = qApp->style()->objectName();
	87	if (default_style_.isEmpty())
	88	default_style_ = "fusion";
	89
	90	default_palette_ = QApplication::palette();
	91	}
	92
c031de4b SA	93	void GlobalSettings::set_defaults_where_needed()
c031de4b SA	94	{
0466001b SA	95	if (!contains(Key_General_Language)) {
	96	// Determine and set default UI language
	97	QString language = QLocale().uiLanguages().first(); // May return e.g. en-Latn-US
	98	language = language.split("-").first();
	99
	100	setValue(Key_General_Language, language);
	101	}
	102
37b0bd35 SA	103	// Use no theme by default
	104	if (!contains(Key_General_Theme))
	105	setValue(Key_General_Theme, 0);
374c697f SA	106	if (!contains(Key_General_Style))
374c697f SA	107	setValue(Key_General_Style, "");
37b0bd35	108
8962d7b3 SA	109	// Save setup with .sr files by default
	110	if (!contains(Key_General_SaveWithSetup))
	111	setValue(Key_General_SaveWithSetup, true);
	112
28ceff25 SA	113	// Enable zoom-to-fit after acquisition by default
	114	if (!contains(Key_View_ZoomToFitAfterAcq))
	115	setValue(Key_View_ZoomToFitAfterAcq, true);
	116
641574bc SA	117	// Enable colored trace backgrounds by default
	118	if (!contains(Key_View_ColoredBG))
	119	setValue(Key_View_ColoredBG, true);
df842d4f SA	120
	121	// Enable showing sampling points by default
	122	if (!contains(Key_View_ShowSamplingPoints))
	123	setValue(Key_View_ShowSamplingPoints, true);
daa54986	124
4521022b SA	125	// Enable filling logic signal high areas by default
	126	if (!contains(Key_View_FillSignalHighAreas))
	127	setValue(Key_View_FillSignalHighAreas, true);
4521022b	128
daa54986 SA	129	if (!contains(Key_View_DefaultDivHeight))
	130	setValue(Key_View_DefaultDivHeight,
	131	3 * QFontMetrics(QApplication::font()).height());
48051ccb SA	132
	133	if (!contains(Key_View_DefaultLogicHeight))
	134	setValue(Key_View_DefaultLogicHeight,
	135	2 * QFontMetrics(QApplication::font()).height());
bcb4c327	136
6fff12ac SA	137	if (!contains(Key_View_ShowHoverMarker))
	138	setValue(Key_View_ShowHoverMarker, true);
	139
fb641801 SA	140	if (!contains(Key_View_SnapDistance))
	141	setValue(Key_View_SnapDistance, 15);
	142
6a26fc44 SA	143	// %c was used for the row name in the past so we need to transition such users
	144	if (!contains(Key_Dec_ExportFormat) \|\|
	145	value(Key_Dec_ExportFormat).toString() == "%s %d: %c: %1")
	146	setValue(Key_Dec_ExportFormat, "%s %d: %r: %1");
1ed996b4	147
bcb4c327 SA	148	// Default to 500 lines of backlog
	149	if (!contains(Key_Log_BufferSize))
	150	setValue(Key_Log_BufferSize, 500);
c5d6200c SA	151
	152	// Notify user of existing stack trace by default
	153	if (!contains(Key_Log_NotifyOfStacktrace))
	154	setValue(Key_Log_NotifyOfStacktrace, true);
a42d2514	155
c04f5a29 SA	156	// Default theme is bright, so use its color scheme if undefined
	157	if (!contains(Key_View_CursorFillColor))
	158	set_bright_theme_default_colors();
c031de4b SA	159	}
c031de4b SA	160
a42d2514	161	void GlobalSettings::set_bright_theme_default_colors()
37b0bd35	162	{
a42d2514 SA	163	setValue(Key_View_FillSignalHighAreaColor,
a42d2514 SA	164	QColor(0, 0, 0, 5 * 256 / 100).rgba());
c04f5a29 SA	165
	166	setValue(Key_View_CursorFillColor,
	167	QColor(220, 231, 243).rgba());
a42d2514	168	}
374c697f	169
a42d2514 SA	170	void GlobalSettings::set_dark_theme_default_colors()
	171	{
	172	setValue(Key_View_FillSignalHighAreaColor,
	173	QColor(188, 188, 188, 9 * 256 / 100).rgba());
c04f5a29 SA	174
	175	setValue(Key_View_CursorFillColor,
	176	QColor(60, 60, 60).rgba());
a42d2514 SA	177	}
	178
	179	bool GlobalSettings::current_theme_is_dark()
	180	{
	181	return is_dark_theme_;
37b0bd35 SA	182	}
	183
	184	void GlobalSettings::apply_theme()
	185	{
	186	QString theme_name = Themes.at(value(Key_General_Theme).toInt()).first;
	187	QString resource_name = Themes.at(value(Key_General_Theme).toInt()).second;
	188
	189	if (!resource_name.isEmpty()) {
	190	QFile file(resource_name);
	191	file.open(QFile::ReadOnly \| QFile::Text);
	192	qApp->setStyleSheet(file.readAll());
	193	} else
	194	qApp->setStyleSheet("");
	195
	196	qApp->setPalette(default_palette_);
	197
374c697f SA	198	const QString style = value(Key_General_Style).toString();
	199	if (style.isEmpty())
	200	qApp->setStyle(default_style_);
	201	else
	202	qApp->setStyle(style);
	203
a42d2514 SA	204	is_dark_theme_ = false;
a42d2514 SA	205
37b0bd35 SA	206	if (theme_name.compare("QDarkStyleSheet") == 0) {
	207	QPalette dark_palette;
	208	dark_palette.setColor(QPalette::Window, QColor(53, 53, 53));
	209	dark_palette.setColor(QPalette::WindowText, Qt::white);
	210	dark_palette.setColor(QPalette::Base, QColor(42, 42, 42));
	211	dark_palette.setColor(QPalette::Dark, QColor(35, 35, 35));
	212	dark_palette.setColor(QPalette::Highlight, QColor(42, 130, 218));
	213	qApp->setPalette(dark_palette);
a42d2514	214	is_dark_theme_ = true;
37b0bd35 SA	215	} else if (theme_name.compare("DarkStyle") == 0) {
	216	QPalette dark_palette;
	217	dark_palette.setColor(QPalette::Window, QColor(53, 53, 53));
	218	dark_palette.setColor(QPalette::WindowText, Qt::white);
	219	dark_palette.setColor(QPalette::Disabled, QPalette::WindowText, QColor(127, 127, 127));
	220	dark_palette.setColor(QPalette::Base, QColor(42, 42, 42));
	221	dark_palette.setColor(QPalette::AlternateBase, QColor(66, 66, 66));
	222	dark_palette.setColor(QPalette::ToolTipBase, Qt::white);
	223	dark_palette.setColor(QPalette::ToolTipText, QColor(53, 53, 53));
	224	dark_palette.setColor(QPalette::Text, Qt::white);
	225	dark_palette.setColor(QPalette::Disabled, QPalette::Text, QColor(127, 127, 127));
	226	dark_palette.setColor(QPalette::Dark, QColor(35, 35, 35));
	227	dark_palette.setColor(QPalette::Shadow, QColor(20, 20, 20));
	228	dark_palette.setColor(QPalette::Button, QColor(53, 53, 53));
	229	dark_palette.setColor(QPalette::ButtonText, Qt::white);
	230	dark_palette.setColor(QPalette::Disabled, QPalette::ButtonText, QColor(127, 127, 127));
	231	dark_palette.setColor(QPalette::BrightText, Qt::red);
	232	dark_palette.setColor(QPalette::Link, QColor(42, 130, 218));
	233	dark_palette.setColor(QPalette::Highlight, QColor(42, 130, 218));
	234	dark_palette.setColor(QPalette::Disabled, QPalette::Highlight, QColor(80, 80, 80));
	235	dark_palette.setColor(QPalette::HighlightedText, Qt::white);
	236	dark_palette.setColor(QPalette::Disabled, QPalette::HighlightedText, QColor(127, 127, 127));
	237	qApp->setPalette(dark_palette);
a42d2514	238	is_dark_theme_ = true;
37b0bd35 SA	239	}
	240
	241	QPixmapCache::clear();
	242	}
	243
0466001b SA	244	void GlobalSettings::apply_language()
	245	{
	246	Application* a = qobject_cast<Application*>(QApplication::instance());
	247	a->switch_language(value(Key_General_Language).toString());
	248	}
	249
d0c0573b	250	void GlobalSettings::add_change_handler(GlobalSettingsInterface *cb)
bf9f1268	251	{
d0c0573b SA	252	callbacks_.push_back(cb);
	253	}
	254
	255	void GlobalSettings::remove_change_handler(GlobalSettingsInterface *cb)
	256	{
	257	for (auto cb_it = callbacks_.begin(); cb_it != callbacks_.end(); cb_it++)
	258	if (*cb_it == cb) {
	259	callbacks_.erase(cb_it);
	260	break;
	261	}
bf9f1268 SA	262	}
	263
	264	void GlobalSettings::setValue(const QString &key, const QVariant &value)
	265	{
2cca9ebf SA	266	// Save previous value if we're tracking changes,
	267	// not altering an already-existing saved setting
	268	if (tracking_)
	269	tracked_changes_.emplace(key, QSettings::value(key));
	270
bf9f1268 SA	271	QSettings::setValue(key, value);
bf9f1268 SA	272
fe060a48 SA	273	// TODO Emulate noquote()
fe060a48 SA	274	qDebug() << "Setting" << key << "changed to" << value;
7ba25e4f	275
d0c0573b SA	276	// Call all registered callbacks
	277	for (GlobalSettingsInterface *cb : callbacks_)
	278	cb->on_setting_changed(key, value);
bf9f1268 SA	279	}
bf9f1268 SA	280
2cca9ebf SA	281	void GlobalSettings::start_tracking()
	282	{
	283	tracking_ = true;
	284	tracked_changes_.clear();
	285	}
	286
	287	void GlobalSettings::stop_tracking()
	288	{
	289	tracking_ = false;
	290	tracked_changes_.clear();
	291	}
	292
	293	void GlobalSettings::undo_tracked_changes()
	294	{
	295	tracking_ = false;
	296
f4ab4b5c	297	for (auto& entry : tracked_changes_)
2cca9ebf SA	298	setValue(entry.first, entry.second);
	299
	300	tracked_changes_.clear();
	301	}
bf9f1268	302
d3feec23 SA	303	void GlobalSettings::store_gvariant(QSettings &settings, GVariant *v)
	304	{
	305	const GVariantType *var_type = g_variant_get_type(v);
	306	char *var_type_str = g_variant_type_dup_string(var_type);
	307
	308	QByteArray var_data = QByteArray((const char*)g_variant_get_data(v),
	309	g_variant_get_size(v));
	310
	311	settings.setValue("value", var_data);
	312	settings.setValue("type", var_type_str);
	313
	314	g_free(var_type_str);
	315	}
	316
	317	GVariant* GlobalSettings::restore_gvariant(QSettings &settings)
	318	{
	319	QString raw_type = settings.value("type").toString();
	320	GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());
	321
	322	QByteArray data = settings.value("value").toByteArray();
	323
	324	gpointer var_data = g_memdup((gconstpointer)data.constData(),
	325	(guint)data.size());
	326
	327	GVariant *value = g_variant_new_from_data(var_type, var_data,
	328	data.size(), false, g_free, var_data);
	329
	330	g_variant_type_free(var_type);
	331
	332	return value;
	333	}
	334
1325ce42 SA	335	void GlobalSettings::store_variantbase(QSettings &settings, Glib::VariantBase v)
	336	{
	337	const QByteArray var_data = QByteArray((const char*)v.get_data(), v.get_size());
	338
	339	settings.setValue("value", var_data);
	340	settings.setValue("type", QString::fromStdString(v.get_type_string()));
	341	}
	342
	343	Glib::VariantBase GlobalSettings::restore_variantbase(QSettings &settings)
	344	{
	345	QString raw_type = settings.value("type").toString();
	346	GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());
	347
	348	QByteArray data = settings.value("value").toByteArray();
	349
	350	gpointer var_data = g_memdup((gconstpointer)data.constData(),
	351	(guint)data.size());
	352
	353	GVariant *value = g_variant_new_from_data(var_type, var_data,
	354	data.size(), false, g_free, var_data);
	355
	356	Glib::VariantBase ret_val = Glib::VariantBase(value, true);
	357
	358	g_variant_type_free(var_type);
	359	g_variant_unref(value);
	360
	361	return ret_val;
	362	}
d3feec23	363
bf9f1268	364	} // namespace pv