2 * This file is part of the PulseView project.
4 * Copyright (C) 2017 Soeren Apel <soeren@apelpie.net>
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.
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.
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/>.
20 #include "globalsettings.hpp"
22 #include <QApplication>
26 #include <QFontMetrics>
27 #include <QPixmapCache>
39 const vector< pair<QString, QString> > Themes {
41 {"QDarkStyleSheet", ":/themes/qdarkstyle/style.qss"},
42 {"DarkStyle", ":/themes/darkstyle/darkstyle.qss"}
45 const QString GlobalSettings::Key_General_Theme = "General_Theme";
46 const QString GlobalSettings::Key_General_Style = "General_Style";
47 const QString GlobalSettings::Key_View_ZoomToFitDuringAcq = "View_ZoomToFitDuringAcq";
48 const QString GlobalSettings::Key_View_ZoomToFitAfterAcq = "View_ZoomToFitAfterAcq";
49 const QString GlobalSettings::Key_View_TriggerIsZeroTime = "View_TriggerIsZeroTime";
50 const QString GlobalSettings::Key_View_ColoredBG = "View_ColoredBG";
51 const QString GlobalSettings::Key_View_StickyScrolling = "View_StickyScrolling";
52 const QString GlobalSettings::Key_View_ShowSamplingPoints = "View_ShowSamplingPoints";
53 const QString GlobalSettings::Key_View_FillSignalHighAreas = "View_FillSignalHighAreas";
54 const QString GlobalSettings::Key_View_FillSignalHighAreaColor = "View_FillSignalHighAreaColor";
55 const QString GlobalSettings::Key_View_ShowAnalogMinorGrid = "View_ShowAnalogMinorGrid";
56 const QString GlobalSettings::Key_View_ConversionThresholdDispMode = "View_ConversionThresholdDispMode";
57 const QString GlobalSettings::Key_View_DefaultDivHeight = "View_DefaultDivHeight";
58 const QString GlobalSettings::Key_View_DefaultLogicHeight = "View_DefaultLogicHeight";
59 const QString GlobalSettings::Key_View_ShowHoverMarker = "View_ShowHoverMarker";
60 const QString GlobalSettings::Key_View_SnapDistance = "View_SnapDistance";
61 const QString GlobalSettings::Key_Dec_InitialStateConfigurable = "Dec_InitialStateConfigurable";
62 const QString GlobalSettings::Key_Dec_ExportFormat = "Dec_ExportFormat";
63 const QString GlobalSettings::Key_Log_BufferSize = "Log_BufferSize";
64 const QString GlobalSettings::Key_Log_NotifyOfStacktrace = "Log_NotifyOfStacktrace";
66 vector<GlobalSettingsInterface*> GlobalSettings::callbacks_;
67 bool GlobalSettings::tracking_ = false;
68 map<QString, QVariant> GlobalSettings::tracked_changes_;
69 QString GlobalSettings::default_style_;
70 QPalette GlobalSettings::default_palette_;
72 GlobalSettings::GlobalSettings() :
76 beginGroup("Settings");
79 void GlobalSettings::save_internal_defaults()
81 default_style_ = qApp->style()->objectName();
82 if (default_style_.isEmpty())
83 default_style_ = "fusion";
85 default_palette_ = QApplication::palette();
88 void GlobalSettings::set_defaults_where_needed()
90 // Use no theme by default
91 if (!contains(Key_General_Theme))
92 setValue(Key_General_Theme, 0);
93 if (!contains(Key_General_Style))
94 setValue(Key_General_Style, "");
96 // Enable zoom-to-fit after acquisition by default
97 if (!contains(Key_View_ZoomToFitAfterAcq))
98 setValue(Key_View_ZoomToFitAfterAcq, true);
100 // Enable colored trace backgrounds by default
101 if (!contains(Key_View_ColoredBG))
102 setValue(Key_View_ColoredBG, true);
104 // Enable showing sampling points by default
105 if (!contains(Key_View_ShowSamplingPoints))
106 setValue(Key_View_ShowSamplingPoints, true);
108 // Enable filling logic signal high areas by default
109 if (!contains(Key_View_FillSignalHighAreas))
110 setValue(Key_View_FillSignalHighAreas, true);
112 if (!contains(Key_View_DefaultDivHeight))
113 setValue(Key_View_DefaultDivHeight,
114 3 * QFontMetrics(QApplication::font()).height());
116 if (!contains(Key_View_DefaultLogicHeight))
117 setValue(Key_View_DefaultLogicHeight,
118 2 * QFontMetrics(QApplication::font()).height());
120 if (!contains(Key_View_ShowHoverMarker))
121 setValue(Key_View_ShowHoverMarker, true);
123 if (!contains(Key_View_SnapDistance))
124 setValue(Key_View_SnapDistance, 15);
126 if (!contains(Key_Dec_ExportFormat))
127 setValue(Key_Dec_ExportFormat, "%s %d: %c: %1");
129 // Default to 500 lines of backlog
130 if (!contains(Key_Log_BufferSize))
131 setValue(Key_Log_BufferSize, 500);
133 // Notify user of existing stack trace by default
134 if (!contains(Key_Log_NotifyOfStacktrace))
135 setValue(Key_Log_NotifyOfStacktrace, true);
137 // Default theme is bright, so use its color scheme
138 set_bright_theme_default_colors();
141 void GlobalSettings::set_bright_theme_default_colors()
143 setValue(Key_View_FillSignalHighAreaColor,
144 QColor(0, 0, 0, 5 * 256 / 100).rgba());
147 void GlobalSettings::set_dark_theme_default_colors()
149 setValue(Key_View_FillSignalHighAreaColor,
150 QColor(188, 188, 188, 9 * 256 / 100).rgba());
153 bool GlobalSettings::current_theme_is_dark()
155 return is_dark_theme_;
158 void GlobalSettings::apply_theme()
160 QString theme_name = Themes.at(value(Key_General_Theme).toInt()).first;
161 QString resource_name = Themes.at(value(Key_General_Theme).toInt()).second;
163 if (!resource_name.isEmpty()) {
164 QFile file(resource_name);
165 file.open(QFile::ReadOnly | QFile::Text);
166 qApp->setStyleSheet(file.readAll());
168 qApp->setStyleSheet("");
170 qApp->setPalette(default_palette_);
172 const QString style = value(Key_General_Style).toString();
174 qApp->setStyle(default_style_);
176 qApp->setStyle(style);
178 is_dark_theme_ = false;
180 if (theme_name.compare("QDarkStyleSheet") == 0) {
181 QPalette dark_palette;
182 dark_palette.setColor(QPalette::Window, QColor(53, 53, 53));
183 dark_palette.setColor(QPalette::WindowText, Qt::white);
184 dark_palette.setColor(QPalette::Base, QColor(42, 42, 42));
185 dark_palette.setColor(QPalette::Dark, QColor(35, 35, 35));
186 dark_palette.setColor(QPalette::Highlight, QColor(42, 130, 218));
187 qApp->setPalette(dark_palette);
188 is_dark_theme_ = true;
189 } else if (theme_name.compare("DarkStyle") == 0) {
190 QPalette dark_palette;
191 dark_palette.setColor(QPalette::Window, QColor(53, 53, 53));
192 dark_palette.setColor(QPalette::WindowText, Qt::white);
193 dark_palette.setColor(QPalette::Disabled, QPalette::WindowText, QColor(127, 127, 127));
194 dark_palette.setColor(QPalette::Base, QColor(42, 42, 42));
195 dark_palette.setColor(QPalette::AlternateBase, QColor(66, 66, 66));
196 dark_palette.setColor(QPalette::ToolTipBase, Qt::white);
197 dark_palette.setColor(QPalette::ToolTipText, QColor(53, 53, 53));
198 dark_palette.setColor(QPalette::Text, Qt::white);
199 dark_palette.setColor(QPalette::Disabled, QPalette::Text, QColor(127, 127, 127));
200 dark_palette.setColor(QPalette::Dark, QColor(35, 35, 35));
201 dark_palette.setColor(QPalette::Shadow, QColor(20, 20, 20));
202 dark_palette.setColor(QPalette::Button, QColor(53, 53, 53));
203 dark_palette.setColor(QPalette::ButtonText, Qt::white);
204 dark_palette.setColor(QPalette::Disabled, QPalette::ButtonText, QColor(127, 127, 127));
205 dark_palette.setColor(QPalette::BrightText, Qt::red);
206 dark_palette.setColor(QPalette::Link, QColor(42, 130, 218));
207 dark_palette.setColor(QPalette::Highlight, QColor(42, 130, 218));
208 dark_palette.setColor(QPalette::Disabled, QPalette::Highlight, QColor(80, 80, 80));
209 dark_palette.setColor(QPalette::HighlightedText, Qt::white);
210 dark_palette.setColor(QPalette::Disabled, QPalette::HighlightedText, QColor(127, 127, 127));
211 qApp->setPalette(dark_palette);
212 is_dark_theme_ = true;
215 QPixmapCache::clear();
218 void GlobalSettings::add_change_handler(GlobalSettingsInterface *cb)
220 callbacks_.push_back(cb);
223 void GlobalSettings::remove_change_handler(GlobalSettingsInterface *cb)
225 for (auto cb_it = callbacks_.begin(); cb_it != callbacks_.end(); cb_it++)
227 callbacks_.erase(cb_it);
232 void GlobalSettings::setValue(const QString &key, const QVariant &value)
234 // Save previous value if we're tracking changes,
235 // not altering an already-existing saved setting
237 tracked_changes_.emplace(key, QSettings::value(key));
239 QSettings::setValue(key, value);
241 // TODO Emulate noquote()
242 qDebug() << "Setting" << key << "changed to" << value;
244 // Call all registered callbacks
245 for (GlobalSettingsInterface *cb : callbacks_)
246 cb->on_setting_changed(key, value);
249 void GlobalSettings::start_tracking()
252 tracked_changes_.clear();
255 void GlobalSettings::stop_tracking()
258 tracked_changes_.clear();
261 void GlobalSettings::undo_tracked_changes()
265 for (auto& entry : tracked_changes_)
266 setValue(entry.first, entry.second);
268 tracked_changes_.clear();
271 void GlobalSettings::store_gvariant(QSettings &settings, GVariant *v)
273 const GVariantType *var_type = g_variant_get_type(v);
274 char *var_type_str = g_variant_type_dup_string(var_type);
276 QByteArray var_data = QByteArray((const char*)g_variant_get_data(v),
277 g_variant_get_size(v));
279 settings.setValue("value", var_data);
280 settings.setValue("type", var_type_str);
282 g_free(var_type_str);
285 GVariant* GlobalSettings::restore_gvariant(QSettings &settings)
287 QString raw_type = settings.value("type").toString();
288 GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());
290 QByteArray data = settings.value("value").toByteArray();
292 gpointer var_data = g_memdup((gconstpointer)data.constData(),
295 GVariant *value = g_variant_new_from_data(var_type, var_data,
296 data.size(), false, g_free, var_data);
298 g_variant_type_free(var_type);
303 void GlobalSettings::store_variantbase(QSettings &settings, Glib::VariantBase v)
305 const QByteArray var_data = QByteArray((const char*)v.get_data(), v.get_size());
307 settings.setValue("value", var_data);
308 settings.setValue("type", QString::fromStdString(v.get_type_string()));
311 Glib::VariantBase GlobalSettings::restore_variantbase(QSettings &settings)
313 QString raw_type = settings.value("type").toString();
314 GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());
316 QByteArray data = settings.value("value").toByteArray();
318 gpointer var_data = g_memdup((gconstpointer)data.constData(),
321 GVariant *value = g_variant_new_from_data(var_type, var_data,
322 data.size(), false, g_free, var_data);
324 Glib::VariantBase ret_val = Glib::VariantBase(value, true);
326 g_variant_type_free(var_type);
327 g_variant_unref(value);