[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 <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_Theme = "General_Theme";
const QString GlobalSettings::Key_General_Style = "General_Style";
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_Log_BufferSize = "Log_BufferSize";
const QString GlobalSettings::Key_Log_NotifyOfStacktrace = "Log_NotifyOfStacktrace";

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

GlobalSettings::GlobalSettings() :
	QSettings(),
	is_dark_theme_(false)
{
	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()
{
	// Use no theme by default
	if (!contains(Key_General_Theme))
		setValue(Key_General_Theme, 0);
	if (!contains(Key_General_Style))
		setValue(Key_General_Style, "");

	// 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);

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