Add "Connected to" to PortTooltip.

include/app/ParamWidget.hpp

@@ -24,6 +24,9 @@ struct ParamWidget : widget::OpaqueWidget {
 	*/
 	virtual void initParamQuantity() {}
 	engine::ParamQuantity* getParamQuantity();
+	void createTooltip();
+	void destroyTooltip();
+
 	void step() override;
 	void draw(const DrawArgs& args) override;
 

include/plugin/Model.hpp

@@ -54,6 +54,7 @@ struct Model {
 	}
 
 	void fromJson(json_t* rootJ);
+	std::string getFullName();
 };
 
 

include/plugin/Plugin.hpp

@@ -66,6 +66,7 @@ struct Plugin {
 	void addModel(Model* model);
 	Model* getModel(std::string slug);
 	void fromJson(json_t* rootJ);
+	std::string getBrand();
 };
 
 

src/app/ParamWidget.cpp

@@ -123,6 +123,23 @@ engine::ParamQuantity* ParamWidget::getParamQuantity() {
 	return module->paramQuantities[paramId];
 }
 
+void ParamWidget::createTooltip() {
+	if (settings::paramTooltip && !this->tooltip && module) {
+		ParamTooltip* tooltip = new ParamTooltip;
+		tooltip->paramWidget = this;
+		APP->scene->addChild(tooltip);
+		this->tooltip = tooltip;
+	}
+}
+
+void ParamWidget::destroyTooltip() {
+	if (tooltip) {
+		APP->scene->removeChild(tooltip);
+		delete tooltip;
+		tooltip = NULL;
+	}
+}
+
 void ParamWidget::step() {
 	engine::ParamQuantity* pq = getParamQuantity();
 	if (pq) {
@@ -170,6 +187,7 @@ void ParamWidget::onButton(const event::Button& e) {
 
 	// Right click to open context menu
 	if (e.action == GLFW_PRESS && e.button == GLFW_MOUSE_BUTTON_RIGHT && (e.mods & RACK_MOD_MASK) == 0) {
+		destroyTooltip();
 		createContextMenu();
 		e.consume(this);
 	}
@@ -180,20 +198,11 @@ void ParamWidget::onDoubleClick(const event::DoubleClick& e) {
 }
 
 void ParamWidget::onEnter(const event::Enter& e) {
-	if (settings::paramTooltip && !this->tooltip && module) {
-		ParamTooltip* tooltip = new ParamTooltip;
-		tooltip->paramWidget = this;
-		APP->scene->addChild(tooltip);
-		this->tooltip = tooltip;
-	}
+	createTooltip();
 }
 
 void ParamWidget::onLeave(const event::Leave& e) {
-	if (tooltip) {
-		APP->scene->removeChild(tooltip);
-		delete tooltip;
-		tooltip = NULL;
-	}
+	destroyTooltip();
 }
 
 void ParamWidget::createContextMenu() {

src/app/PortWidget.cpp

@@ -38,6 +38,18 @@ struct PortTooltip : ui::Tooltip {
 				text += "\n";
 				text += description;
 			}
+			// Connected to
+			std::list<CableWidget*> cables = APP->scene->rack->getCablesOnPort(portWidget);
+			for (CableWidget* cable : cables) {
+				PortWidget* otherPw = (portWidget->type == engine::Port::INPUT) ? cable->outputPort : cable->inputPort;
+				if (!otherPw)
+					continue;
+				text += "\n";
+				text += "Connected to ";
+				text += otherPw->module->model->getFullName();
+				text += ": ";
+				text += otherPw->getPortInfo()->label;
+			}
 		}
 		Tooltip::step();
 		// Position at bottom-right of parameter

src/plugin/Model.cpp

@@ -51,5 +51,11 @@ void Model::fromJson(json_t* rootJ) {
 }
 
 
+std::string Model::getFullName() {
+	assert(plugin);
+	return plugin->getBrand() + " " + name;
+}
+
+
 } // namespace plugin
 } // namespace rack

src/plugin/Plugin.cpp

@@ -145,5 +145,12 @@ void Plugin::fromJson(json_t* rootJ) {
 }
 
 
+std::string Plugin::getBrand() {
+	if (brand == "")
+		return name;
+	return brand;
+}
+
+
 } // namespace plugin
 } // namespace rack