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>
37 const vector< pair<QString, QString> > Themes {
39 {"QDarkStyleSheet", ":/themes/qdarkstyle/style.qss"},
40 {"DarkStyle", ":/themes/darkstyle/darkstyle.qss"}
43 const QString GlobalSettings::Key_General_Theme = "General_Theme";
44 const QString GlobalSettings::Key_View_ZoomToFitDuringAcq = "View_ZoomToFitDuringAcq";
45 const QString GlobalSettings::Key_View_ZoomToFitAfterAcq = "View_ZoomToFitAfterAcq";
46 const QString GlobalSettings::Key_View_TriggerIsZeroTime = "View_TriggerIsZeroTime";
47 const QString GlobalSettings::Key_View_ColoredBG = "View_ColoredBG";
48 const QString GlobalSettings::Key_View_StickyScrolling = "View_StickyScrolling";
49 const QString GlobalSettings::Key_View_ShowSamplingPoints = "View_ShowSamplingPoints";
50 const QString GlobalSettings::Key_View_FillSignalHighAreas = "View_FillSignalHighAreas";
51 const QString GlobalSettings::Key_View_FillSignalHighAreaColor = "View_FillSignalHighAreaColor";
52 const QString GlobalSettings::Key_View_ShowAnalogMinorGrid = "View_ShowAnalogMinorGrid";
53 const QString GlobalSettings::Key_View_ConversionThresholdDispMode = "View_ConversionThresholdDispMode";
54 const QString GlobalSettings::Key_View_DefaultDivHeight = "View_DefaultDivHeight";
55 const QString GlobalSettings::Key_View_DefaultLogicHeight = "View_DefaultLogicHeight";
56 const QString GlobalSettings::Key_View_ShowHoverMarker = "View_ShowHoverMarker";
57 const QString GlobalSettings::Key_View_SnapDistance = "View_SnapDistance";
58 const QString GlobalSettings::Key_Dec_InitialStateConfigurable = "Dec_InitialStateConfigurable";
59 const QString GlobalSettings::Key_Dec_ExportFormat = "Dec_ExportFormat";
60 const QString GlobalSettings::Key_Log_BufferSize = "Log_BufferSize";
61 const QString GlobalSettings::Key_Log_NotifyOfStacktrace = "Log_NotifyOfStacktrace";
63 vector<GlobalSettingsInterface*> GlobalSettings::callbacks_;
64 bool GlobalSettings::tracking_ = false;
65 map<QString, QVariant> GlobalSettings::tracked_changes_;
66 QPalette GlobalSettings::default_palette_;
68 GlobalSettings::GlobalSettings() :
71 beginGroup("Settings");
74 void GlobalSettings::set_defaults_where_needed()
76 // Use no theme by default
77 if (!contains(Key_General_Theme))
78 setValue(Key_General_Theme, 0);
80 // Enable zoom-to-fit after acquisition by default
81 if (!contains(Key_View_ZoomToFitAfterAcq))
82 setValue(Key_View_ZoomToFitAfterAcq, true);
84 // Enable colored trace backgrounds by default
85 if (!contains(Key_View_ColoredBG))
86 setValue(Key_View_ColoredBG, true);
88 // Enable showing sampling points by default
89 if (!contains(Key_View_ShowSamplingPoints))
90 setValue(Key_View_ShowSamplingPoints, true);
92 // Enable filling logic signal high areas by default
93 if (!contains(Key_View_FillSignalHighAreas))
94 setValue(Key_View_FillSignalHighAreas, true);
95 if (!contains(Key_View_FillSignalHighAreaColor))
96 setValue(Key_View_FillSignalHighAreaColor,
97 QColor(0, 0, 0, 5 * 256 / 100).rgba());
99 if (!contains(Key_View_DefaultDivHeight))
100 setValue(Key_View_DefaultDivHeight,
101 3 * QFontMetrics(QApplication::font()).height());
103 if (!contains(Key_View_DefaultLogicHeight))
104 setValue(Key_View_DefaultLogicHeight,
105 2 * QFontMetrics(QApplication::font()).height());
107 if (!contains(Key_View_ShowHoverMarker))
108 setValue(Key_View_ShowHoverMarker, true);
110 if (!contains(Key_View_SnapDistance))
111 setValue(Key_View_SnapDistance, 15);
113 if (!contains(Key_Dec_ExportFormat))
114 setValue(Key_Dec_ExportFormat, "%s %d: %c: %1");
116 // Default to 500 lines of backlog
117 if (!contains(Key_Log_BufferSize))
118 setValue(Key_Log_BufferSize, 500);
120 // Notify user of existing stack trace by default
121 if (!contains(Key_Log_NotifyOfStacktrace))
122 setValue(Key_Log_NotifyOfStacktrace, true);
125 void GlobalSettings::save_default_palette()
127 default_palette_ = QApplication::palette();
130 void GlobalSettings::apply_theme()
132 QString theme_name = Themes.at(value(Key_General_Theme).toInt()).first;
133 QString resource_name = Themes.at(value(Key_General_Theme).toInt()).second;
135 if (!resource_name.isEmpty()) {
136 QFile file(resource_name);
137 file.open(QFile::ReadOnly | QFile::Text);
138 qApp->setStyleSheet(file.readAll());
140 qApp->setStyleSheet("");
142 qApp->setPalette(default_palette_);
144 if (theme_name.compare("QDarkStyleSheet") == 0) {
145 QPalette dark_palette;
146 dark_palette.setColor(QPalette::Window, QColor(53, 53, 53));
147 dark_palette.setColor(QPalette::WindowText, Qt::white);
148 dark_palette.setColor(QPalette::Base, QColor(42, 42, 42));
149 dark_palette.setColor(QPalette::Dark, QColor(35, 35, 35));
150 dark_palette.setColor(QPalette::Highlight, QColor(42, 130, 218));
151 qApp->setPalette(dark_palette);
152 } else if (theme_name.compare("DarkStyle") == 0) {
153 QPalette dark_palette;
154 dark_palette.setColor(QPalette::Window, QColor(53, 53, 53));
155 dark_palette.setColor(QPalette::WindowText, Qt::white);
156 dark_palette.setColor(QPalette::Disabled, QPalette::WindowText, QColor(127, 127, 127));
157 dark_palette.setColor(QPalette::Base, QColor(42, 42, 42));
158 dark_palette.setColor(QPalette::AlternateBase, QColor(66, 66, 66));
159 dark_palette.setColor(QPalette::ToolTipBase, Qt::white);
160 dark_palette.setColor(QPalette::ToolTipText, QColor(53, 53, 53));
161 dark_palette.setColor(QPalette::Text, Qt::white);
162 dark_palette.setColor(QPalette::Disabled, QPalette::Text, QColor(127, 127, 127));
163 dark_palette.setColor(QPalette::Dark, QColor(35, 35, 35));
164 dark_palette.setColor(QPalette::Shadow, QColor(20, 20, 20));
165 dark_palette.setColor(QPalette::Button, QColor(53, 53, 53));
166 dark_palette.setColor(QPalette::ButtonText, Qt::white);
167 dark_palette.setColor(QPalette::Disabled, QPalette::ButtonText, QColor(127, 127, 127));
168 dark_palette.setColor(QPalette::BrightText, Qt::red);
169 dark_palette.setColor(QPalette::Link, QColor(42, 130, 218));
170 dark_palette.setColor(QPalette::Highlight, QColor(42, 130, 218));
171 dark_palette.setColor(QPalette::Disabled, QPalette::Highlight, QColor(80, 80, 80));
172 dark_palette.setColor(QPalette::HighlightedText, Qt::white);
173 dark_palette.setColor(QPalette::Disabled, QPalette::HighlightedText, QColor(127, 127, 127));
174 qApp->setPalette(dark_palette);
177 QPixmapCache::clear();
180 void GlobalSettings::add_change_handler(GlobalSettingsInterface *cb)
182 callbacks_.push_back(cb);
185 void GlobalSettings::remove_change_handler(GlobalSettingsInterface *cb)
187 for (auto cb_it = callbacks_.begin(); cb_it != callbacks_.end(); cb_it++)
189 callbacks_.erase(cb_it);
194 void GlobalSettings::setValue(const QString &key, const QVariant &value)
196 // Save previous value if we're tracking changes,
197 // not altering an already-existing saved setting
199 tracked_changes_.emplace(key, QSettings::value(key));
201 QSettings::setValue(key, value);
203 // TODO Emulate noquote()
204 qDebug() << "Setting" << key << "changed to" << value;
206 // Call all registered callbacks
207 for (GlobalSettingsInterface *cb : callbacks_)
208 cb->on_setting_changed(key, value);
211 void GlobalSettings::start_tracking()
214 tracked_changes_.clear();
217 void GlobalSettings::stop_tracking()
220 tracked_changes_.clear();
223 void GlobalSettings::undo_tracked_changes()
227 for (auto& entry : tracked_changes_)
228 setValue(entry.first, entry.second);
230 tracked_changes_.clear();
233 void GlobalSettings::store_gvariant(QSettings &settings, GVariant *v)
235 const GVariantType *var_type = g_variant_get_type(v);
236 char *var_type_str = g_variant_type_dup_string(var_type);
238 QByteArray var_data = QByteArray((const char*)g_variant_get_data(v),
239 g_variant_get_size(v));
241 settings.setValue("value", var_data);
242 settings.setValue("type", var_type_str);
244 g_free(var_type_str);
247 GVariant* GlobalSettings::restore_gvariant(QSettings &settings)
249 QString raw_type = settings.value("type").toString();
250 GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());
252 QByteArray data = settings.value("value").toByteArray();
254 gpointer var_data = g_memdup((gconstpointer)data.constData(),
257 GVariant *value = g_variant_new_from_data(var_type, var_data,
258 data.size(), false, g_free, var_data);
260 g_variant_type_free(var_type);
265 void GlobalSettings::store_variantbase(QSettings &settings, Glib::VariantBase v)
267 const QByteArray var_data = QByteArray((const char*)v.get_data(), v.get_size());
269 settings.setValue("value", var_data);
270 settings.setValue("type", QString::fromStdString(v.get_type_string()));
273 Glib::VariantBase GlobalSettings::restore_variantbase(QSettings &settings)
275 QString raw_type = settings.value("type").toString();
276 GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());
278 QByteArray data = settings.value("value").toByteArray();
280 gpointer var_data = g_memdup((gconstpointer)data.constData(),
283 GVariant *value = g_variant_new_from_data(var_type, var_data,
284 data.size(), false, g_free, var_data);
286 Glib::VariantBase ret_val = Glib::VariantBase(value, true);
288 g_variant_type_free(var_type);
289 g_variant_unref(value);