Add themes and implement theme support

[pulseview.git] / pv / globalsettings.cpp

diff --git a/pv/globalsettings.cpp b/pv/globalsettings.cpp
index ae8682a68f3ba9ec6a31edf7ac9d96c212d6fc97..55ceb5a9e4e382b80cef0ad61cde72f0e0142888 100644 (file)
--- a/pv/globalsettings.cpp
+++ b/pv/globalsettings.cpp
@@ -22,15 +22,25 @@
 #include <QApplication>
 #include <QColor>
 #include <QDebug>
+#include <QFile>
 #include <QFontMetrics>
+#include <QPixmapCache>
 #include <QString>
 
 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_View_ZoomToFitDuringAcq = "View_ZoomToFitDuringAcq";
 const QString GlobalSettings::Key_View_ZoomToFitAfterAcq = "View_ZoomToFitAfterAcq";
 const QString GlobalSettings::Key_View_TriggerIsZeroTime = "View_TriggerIsZeroTime";
@@ -53,6 +63,7 @@ const QString GlobalSettings::Key_Log_NotifyOfStacktrace = "Log_NotifyOfStacktra
 vector<GlobalSettingsInterface*> GlobalSettings::callbacks_;
 bool GlobalSettings::tracking_ = false;
 map<QString, QVariant> GlobalSettings::tracked_changes_;
+QPalette GlobalSettings::default_palette_;
 
 GlobalSettings::GlobalSettings() :
        QSettings()
@@ -62,6 +73,10 @@ GlobalSettings::GlobalSettings() :
 
 void GlobalSettings::set_defaults_where_needed()
 {
+       // Use no theme by default
+       if (!contains(Key_General_Theme))
+               setValue(Key_General_Theme, 0);
+
        // Enable zoom-to-fit after acquisition by default
        if (!contains(Key_View_ZoomToFitAfterAcq))
                setValue(Key_View_ZoomToFitAfterAcq, true);
@@ -107,6 +122,61 @@ void GlobalSettings::set_defaults_where_needed()
                setValue(Key_Log_NotifyOfStacktrace, true);
 }
 
+void GlobalSettings::save_default_palette()
+{
+       default_palette_ = QApplication::palette();
+}
+
+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_);
+
+       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);
+       } 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);
+       }
+
+       QPixmapCache::clear();
+}
+
 void GlobalSettings::add_change_handler(GlobalSettingsInterface *cb)
 {
        callbacks_.push_back(cb);