dark/light mode & accent color

src/qt/qtclasses.cpp

@@ -7,19 +7,27 @@ bool DarkModeEventFilter::nativeEventFilter(const QByteArray &eventType, void *m
     if (eventType == "windows_generic_MSG") {
 		ProcessedNativeEvent event = osh->processTopLevelWindowMessage(message);
 		switch(event) {
-		case LIGHT_MODE:
+		case COLORS:
 			StylingHelper::setBackgroundColor(osh->isLightMode());
+
+			//Update accent color across entire app
+			{
+				uint32_t color = osh->getAccentColor();
+				uint8_t r, g, b, a;
+				if (StylingHelper::argbToDiscreteValues(osh->getAccentColor(), &r, &g, &b, &a)) {
+					const QWidgetList topLevelWidgets = QApplication::topLevelWidgets();
+					for (QWidget *widget : topLevelWidgets) {
+						if(qobject_cast<MainWindow*>(widget)) {
+							((MainWindow*)widget)->updateColor(r, g, b, a);
+						}
+					}
+				}
+			}
 			return true;
 			break;
 		default:
 			break;
 		}
-        /*
-		 * if ([event type] == NSKeyDown) {
-         *     // Handle key event
-         *     qDebug() << QString::fromNSString([event characters]);
-         * }
-		 */
     }
     return false;
 }
@@ -124,8 +132,8 @@ void MeterSlider::paintEvent(QPaintEvent *event) {
 		sliderComplex2.subControls |= QStyle::SC_SliderTickmarks;
 	
 	QPainter painter(this);
-    QStyle* stle = QApplication::style();
-	stle->drawComplexControl((QStyle::ComplexControl)CC_MeterSlider, &sliderComplex2, &painter, this);
+    QStyle* style = QApplication::style();
+	style->drawComplexControl((QStyle::ComplexControl)CC_MeterSlider, &sliderComplex2, &painter, this);
 	
 
 	//Q_D(QSlider);
@@ -252,6 +260,13 @@ QRect MainWindow::setSizePosition(QScreen* screen, int width, int height) {
 		}	
 }
 
+void MainWindow::updateColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a) {
+	QColor color(r, g, b, a);
+	QPalette pal = QPalette(color);
+	pal.setColor(QPalette::Highlight, color);
+	scrollArea->verticalScrollBar()->setPalette(pal);
+}
+
 void MainWindow::compose() {
 	//todo: invalidate layout when adding sessions with window open
 	//We need dynamically added child widgets to expand so that we know their height
@@ -1022,6 +1037,10 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {
 	scrollArea->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
 	scrollArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 	scrollArea->setContentsMargins(QMargins(0, 0, 0, 0));
+	
+	//ScrollBarFocusFilter focusFilter = new ScrollBarFocusFilter(this);
+	scrollArea->verticalScrollBar()->installEventFilter(this);
+	scrollArea->horizontalScrollBar()->installEventFilter(this);
 	//scrollArea->verticalScrollBar()->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Preferred);
 	//scrollArea->verticalScrollBar()->setSingleStep(1);
 
@@ -1070,6 +1089,13 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {
 			this->recentlyClosedTimer->start();
 		}
 	});
+
+	/*
+	 * Set accent color
+	 */
+	uint8_t a, r, g, b;
+	if (StylingHelper::argbToDiscreteValues(osh->getAccentColor(), &r, &g, &b, &a))
+		this->updateColor(r, g, b, a);
 	
 	/*
 	 * Set of function callback definitons for EndpointSituationCallback
@@ -1090,6 +1116,50 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {
 	
 }
 
+bool MainWindow::eventFilter(QObject *object, QEvent *event) {
+	//QScrollBar* widgetCast = qobject_cast<QScrollBar*>(object);
+	if (object == scrollArea->verticalScrollBar()) {
+		[[maybe_unused]] QEvent::Type tipo = event->type();
+		if (event->type() == QHoverEvent::HoverEnter) {
+			log_debugcpp("Hover event: ");
+			log_debugcpp("\tGlobal pos: "
+						 + std::to_string(((QHoverEvent*)event)->globalPosition().x())
+						 + ", "
+						 + std::to_string(((QHoverEvent*)event)->globalPosition().y()));
+			log_debugcpp("\tNewWid pos: "
+						 + std::to_string(((QHoverEvent*)event)->position().x())
+						 + ", "								   
+						 + std::to_string(((QHoverEvent*)event)->position().y()));
+			log_debugcpp("\tOldWid pos: "
+						 + std::to_string(((QHoverEvent*)event)->oldPos().x())
+						 + ", "								   
+						 + std::to_string(((QHoverEvent*)event)->oldPos().y()));
+			
+		}
+		if (event->type() == QScrollEvent::ScrollFinished) {
+			QHoverEvent* hoverEvent = new QHoverEvent(QEvent::HoverEnter,
+												scrollArea->verticalScrollBar()->mapFromGlobal(QCursor::pos()),
+												QCursor::pos(),
+												scrollArea->verticalScrollBar()->mapFromGlobal(QCursor::pos()));
+			log_debugcpp("ScrollFinished event: ");
+			log_debugcpp("\tGlobal pos: "
+						 + std::to_string(QCursor::pos().x())
+						 + ", "
+						 + std::to_string(QCursor::pos().y()));
+			log_debugcpp("\tWidget pos: " 
+						 + std::to_string(scrollArea->verticalScrollBar()->mapFromGlobal(QCursor::pos()).x()) 
+						 + ", " 
+ 						 + std::to_string(scrollArea->verticalScrollBar()->mapFromGlobal(QCursor::pos()).y()));
+			QCoreApplication::instance()->postEvent(scrollArea->verticalScrollBar(), hoverEvent);
+			/*
+			 * QCoreApplication::instance()->postEvent(this, new CustomWidgetEvent<SessionHandler*>((QEvent::Type)CustomQEvent::SessionWidgetObsolete, sessionHandler));
+			 */
+			//scrollArea->setFocus(Qt::MouseFocusReason);
+			return false;
+		}}
+	return false;
+}
+
 void MainWindow::flushRoleChanges() {
 	//TODO: bucket list deque
 	std::pair<Roles, std::wstring> change = roleBucketList.front();