Add override keyword everywhere

compile.mk

@@ -4,10 +4,11 @@ endif
 
 # Generate dependency files alongside the object files
 FLAGS += -MMD
+FLAGS += -g
 # Optimization
 FLAGS += -O3 -march=nocona -ffast-math
-FLAGS += -Wall -Wextra -Wno-unused-parameter -Wsuggest-override
-FLAGS += -g
+FLAGS += -Wall -Wextra -Wno-unused-parameter
+CXXFLAGS += -Wsuggest-override
 CXXFLAGS += -std=c++11
 
 

include/app.hpp

@@ -57,15 +57,15 @@ struct ModuleWidget : OpaqueWidget {
 	virtual void randomize();
 	virtual Menu *createContextMenu();
 
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 
 	Vec dragPos;
-	Widget *onMouseMove(Vec pos, Vec mouseRel);
-	Widget *onHoverKey(Vec pos, int key);
-	void onDragStart();
-	void onDragMove(Vec mouseRel);
-	void onDragEnd();
-	void onMouseDownOpaque(int button);
+	Widget *onMouseMove(Vec pos, Vec mouseRel) override;
+	Widget *onHoverKey(Vec pos, int key) override;
+	void onDragStart() override;
+	void onDragMove(Vec mouseRel) override;
+	void onDragEnd() override;
+	void onMouseDownOpaque(int button) override;
 };
 
 struct ValueLight;
@@ -85,7 +85,7 @@ struct WireWidget : OpaqueWidget {
 	void updateWire();
 	Vec getOutputPos();
 	Vec getInputPos();
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 	void drawPlugs(NVGcontext *vg);
 };
 
@@ -99,7 +99,7 @@ struct WireContainer : TransparentWidget {
 	void removeAllWires(Port *port);
 	/** Returns the most recently added wire connected to the given Port, i.e. the top of the stack */
 	WireWidget *getTopWire(Port *port);
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct RackWidget : OpaqueWidget {
@@ -131,20 +131,20 @@ struct RackWidget : OpaqueWidget {
 	bool requestModuleBox(ModuleWidget *m, Rect box);
 	/** Moves a module to the closest non-colliding position */
 	bool requestModuleBoxNearest(ModuleWidget *m, Rect box);
-	void step();
-	void draw(NVGcontext *vg);
+	void step() override;
+	void draw(NVGcontext *vg) override;
 
-	void onMouseDownOpaque(int button);
+	void onMouseDownOpaque(int button) override;
 };
 
 struct RackRail : TransparentWidget {
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct Panel : TransparentWidget {
 	NVGcolor backgroundColor;
 	std::shared_ptr<Image> backgroundImage;
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct SVGPanel : FramebufferWidget {
@@ -157,13 +157,13 @@ struct SVGPanel : FramebufferWidget {
 
 struct CircularShadow : TransparentWidget {
 	float blur = 0.0;
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct Light : TransparentWidget {
 	NVGcolor bgColor = nvgRGBf(0, 0, 0);
 	NVGcolor color = nvgRGBf(1, 1, 1);
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct ParamWidget : OpaqueWidget, QuantityWidget {
@@ -177,8 +177,8 @@ struct ParamWidget : OpaqueWidget, QuantityWidget {
 	json_t *toJson();
 	void fromJson(json_t *rootJ);
 	virtual void randomize();
-	void onMouseDownOpaque(int button);
-	void onChange();
+	void onMouseDownOpaque(int button) override;
+	void onChange() override;
 };
 
 /** Implements vertical dragging behavior for ParamWidgets */
@@ -186,16 +186,16 @@ struct Knob : ParamWidget {
 	/** Snap to nearest integer while dragging */
 	bool snap = false;
 	float dragValue;
-	void onDragStart();
-	void onDragMove(Vec mouseRel);
-	void onDragEnd();
+	void onDragStart() override;
+	void onDragMove(Vec mouseRel) override;
+	void onDragEnd() override;
 	/** Tell engine to smoothly vary this parameter */
-	void onChange();
+	void onChange() override;
 };
 
 struct SpriteKnob : virtual Knob, SpriteWidget {
 	int minIndex, maxIndex, spriteCount;
-	void step();
+	void step() override;
 };
 
 /** A knob which rotates an SVG and caches it in a framebuffer */
@@ -208,8 +208,8 @@ struct SVGKnob : virtual Knob, FramebufferWidget {
 
 	SVGKnob();
 	void setSVG(std::shared_ptr<SVG> svg);
-	void step();
-	void onChange();
+	void step() override;
+	void onChange() override;
 };
 
 struct SVGSlider : Knob, FramebufferWidget {
@@ -220,8 +220,8 @@ struct SVGSlider : Knob, FramebufferWidget {
 	SVGWidget *handle;
 
 	SVGSlider();
-	void step();
-	void onChange();
+	void step() override;
+	void onChange() override;
 };
 
 struct Switch : ParamWidget {
@@ -235,13 +235,13 @@ struct SVGSwitch : virtual Switch, FramebufferWidget {
 	SVGSwitch();
 	/** Adds an SVG file to represent the next switch position */
 	void addFrame(std::shared_ptr<SVG> svg);
-	void step();
-	void onChange();
+	void step() override;
+	void onChange() override;
 };
 
 /** A switch that cycles through each mechanical position */
 struct ToggleSwitch : virtual Switch {
-	void onDragStart() {
+	void onDragStart() override {
 		// Cycle through values
 		// e.g. a range of [0.0, 3.0] would have modes 0, 1, 2, and 3.
 		if (value >= maxValue)
@@ -254,11 +254,11 @@ struct ToggleSwitch : virtual Switch {
 /** A switch that is turned on when held */
 struct MomentarySwitch : virtual Switch {
 	/** Don't randomize state */
-	void randomize() {}
-	void onDragStart() {
+	void randomize() override {}
+	void onDragStart() override {
 		setValue(maxValue);
 	}
-	void onDragEnd() {
+	void onDragEnd() override {
 		setValue(minValue);
 	}
 };
@@ -278,20 +278,20 @@ struct Port : OpaqueWidget {
 	int portId;
 
 	~Port();
-	void draw(NVGcontext *vg);
-	void onMouseDownOpaque(int button);
-	void onDragEnd();
-	void onDragStart();
-	void onDragDrop(Widget *origin);
-	void onDragEnter(Widget *origin);
-	void onDragLeave(Widget *origin);
+	void draw(NVGcontext *vg) override;
+	void onMouseDownOpaque(int button) override;
+	void onDragEnd() override;
+	void onDragStart() override;
+	void onDragDrop(Widget *origin) override;
+	void onDragEnter(Widget *origin) override;
+	void onDragLeave(Widget *origin) override;
 };
 
 struct SVGPort : Port, FramebufferWidget {
 	SVGWidget *background;
 
 	SVGPort();
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 /** If you don't add these to your ModuleWidget, they will fall out of the rack... */
@@ -312,7 +312,7 @@ struct Toolbar : OpaqueWidget {
 	RadioButton *plugLightButton;
 
 	Toolbar();
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct PluginManagerWidget : Widget {
@@ -320,7 +320,7 @@ struct PluginManagerWidget : Widget {
 	Widget *manageWidget;
 	Widget *downloadWidget;
 	PluginManagerWidget();
-	void step();
+	void step() override;
 };
 
 struct RackScene : Scene {
@@ -328,9 +328,9 @@ struct RackScene : Scene {
 	ZoomWidget *zoomWidget;
 
 	RackScene();
-	void step();
-	void draw(NVGcontext *vg);
-	Widget *onHoverKey(Vec pos, int key);
+	void step() override;
+	void draw(NVGcontext *vg) override;
+	Widget *onHoverKey(Vec pos, int key) override;
 };
 
 ////////////////////

include/components.hpp

@@ -438,7 +438,7 @@ struct CL1362Port : SVGPort {
 struct ValueLight : Light {
 	float *value = NULL;
 	virtual void setValue(float v) {}
-	void step() {
+	void step() override {
 		if (value)
 			setValue(*value);
 	}
@@ -446,7 +446,7 @@ struct ValueLight : Light {
 
 struct ColorValueLight : ValueLight {
 	NVGcolor baseColor;
-	void setValue(float v) {
+	void setValue(float v) override {
 		v = sqrtBipolar(v);
 		color = baseColor;
 		color.a *= clampf(v, 0.0, 1.0);
@@ -474,7 +474,7 @@ struct GreenValueLight : ColorValueLight {
 struct PolarityLight : ValueLight {
 	NVGcolor posColor;
 	NVGcolor negColor;
-	void setValue(float v) {
+	void setValue(float v) override {
 		v = sqrtBipolar(v);
 		color = (v >= 0.0) ? posColor : negColor;
 		color.a *= clampf(fabsf(v), 0.0, 1.0);
@@ -490,7 +490,7 @@ struct GreenRedPolarityLight : PolarityLight {
 
 struct ModeValueLight : ValueLight {
 	std::vector<NVGcolor> colors;
-	void setValue(float v) {
+	void setValue(float v) override {
 		int mode = clampi((int)roundf(v), 0, colors.size());
 		color = colors[mode];
 	}

include/rack.hpp

@@ -20,7 +20,7 @@ namespace rack {
 template <class TModuleWidget>
 Model *createModel(Plugin *plugin, std::string slug, std::string name) {
 	struct TModel : Model {
-		ModuleWidget *createModuleWidget() {
+		ModuleWidget *createModuleWidget() override {
 			ModuleWidget *moduleWidget = new TModuleWidget();
 			moduleWidget->model = this;
 			return moduleWidget;

include/widgets.hpp

@@ -141,7 +141,7 @@ struct TransformWidget : Widget {
 	void translate(Vec delta);
 	void rotate(float angle);
 	void scale(Vec s);
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 
@@ -151,33 +151,33 @@ struct TransformWidget : Widget {
 
 /** Widget that does not respond to events */
 struct TransparentWidget : virtual Widget {
-	Widget *onMouseDown(Vec pos, int button) {return NULL;}
-	Widget *onMouseUp(Vec pos, int button) {return NULL;}
-	Widget *onMouseMove(Vec pos, Vec mouseRel) {return NULL;}
-	Widget *onScroll(Vec pos, Vec scrollRel) {return NULL;}
+	Widget *onMouseDown(Vec pos, int button) override {return NULL;}
+	Widget *onMouseUp(Vec pos, int button) override {return NULL;}
+	Widget *onMouseMove(Vec pos, Vec mouseRel) override {return NULL;}
+	Widget *onScroll(Vec pos, Vec scrollRel) override {return NULL;}
 };
 
 /** Widget that automatically responds to all mouse events but gives a chance for children to respond instead */
 struct OpaqueWidget : virtual Widget {
-	Widget *onMouseDown(Vec pos, int button) {
+	Widget *onMouseDown(Vec pos, int button) override {
 		Widget *w = Widget::onMouseDown(pos, button);
 		if (w) return w;
 		onMouseDownOpaque(button);
 		return this;
 	}
-	Widget *onMouseUp(Vec pos, int button) {
+	Widget *onMouseUp(Vec pos, int button) override {
 		Widget *w = Widget::onMouseUp(pos, button);
 		if (w) return w;
 		onMouseUpOpaque(button);
 		return this;
 	}
-	Widget *onMouseMove(Vec pos, Vec mouseRel) {
+	Widget *onMouseMove(Vec pos, Vec mouseRel) override {
 		Widget *w = Widget::onMouseMove(pos, mouseRel);
 		if (w) return w;
 		onMouseMoveOpaque(mouseRel);
 		return this;
 	}
-	Widget *onScroll(Vec pos, Vec scrollRel) {
+	Widget *onScroll(Vec pos, Vec scrollRel) override {
 		Widget *w = Widget::onScroll(pos, scrollRel);
 		if (w) return w;
 		if (onScrollOpaque(scrollRel))
@@ -199,22 +199,22 @@ struct SpriteWidget : virtual Widget {
 	Vec spriteSize;
 	std::shared_ptr<Image> spriteImage;
 	int index = 0;
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct SVGWidget : virtual Widget {
 	std::shared_ptr<SVG> svg;
 	/** Sets the box size to the svg image size */
 	void wrap();
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 /** Caches a widget's draw() result to a framebuffer so it is called less frequently
-When `dirty` is true, its children will be re-rendered on the next call to step().
+When `dirty` is true, its children will be re-rendered on the next call to step() override.
 Events are not passed to the underlying scene.
 */
 struct FramebufferWidget : virtual Widget {
-	/** Set this to true to re-render the children to the framebuffer in the next step() */
+	/** Set this to true to re-render the children to the framebuffer in the next step() override */
 	bool dirty = true;
 	/** A margin in pixels around the children in the framebuffer
 	This prevents cutting the rendered SVG off on the box edges.
@@ -228,8 +228,8 @@ struct FramebufferWidget : virtual Widget {
 
 	FramebufferWidget();
 	~FramebufferWidget();
-	void step();
-	void draw(NVGcontext *vg);
+	void step() override;
+	void draw(NVGcontext *vg) override;
 	int getImageHandle();
 };
 
@@ -263,14 +263,14 @@ struct Label : Widget {
 	Label() {
 		box.size.y = BND_WIDGET_HEIGHT;
 	}
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 // Deletes itself from parent when clicked
 struct MenuOverlay : OpaqueWidget {
-	void onDragDrop(Widget *origin);
-	bool onScrollOpaque(Vec scrollRel) {return true;}
-	Widget *onHoverKey(Vec pos, int key);
+	void onDragDrop(Widget *origin) override;
+	bool onScrollOpaque(Vec scrollRel) override {return true;}
+	Widget *onHoverKey(Vec pos, int key) override;
 };
 
 struct MenuEntry;
@@ -289,9 +289,9 @@ struct Menu : OpaqueWidget {
 	void pushChild(Widget *child);
 	void setChildMenu(Menu *menu);
 	void fit();
-	void step();
-	void draw(NVGcontext *vg);
-	bool onScrollOpaque(Vec scrollRel);
+	void step() override;
+	void draw(NVGcontext *vg) override;
+	bool onScrollOpaque(Vec scrollRel) override;
 };
 
 struct MenuEntry : OpaqueWidget {
@@ -304,16 +304,16 @@ struct MenuEntry : OpaqueWidget {
 };
 
 struct MenuLabel : MenuEntry {
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct MenuItem : MenuEntry {
-	float computeMinWidth(NVGcontext *vg);
-	void draw(NVGcontext *vg);
+	float computeMinWidth(NVGcontext *vg) override;
+	void draw(NVGcontext *vg) override;
 
 	virtual Menu *createChildMenu() {return NULL;}
-	void onMouseEnter();
-	void onDragDrop(Widget *origin);
+	void onMouseEnter() override;
+	void onDragDrop(Widget *origin) override;
 };
 
 struct Button : OpaqueWidget {
@@ -323,16 +323,16 @@ struct Button : OpaqueWidget {
 	Button() {
 		box.size.y = BND_WIDGET_HEIGHT;
 	}
-	void draw(NVGcontext *vg);
-	void onMouseEnter();
-	void onMouseLeave();
-	void onDragStart();
-	void onDragEnd();
-	void onDragDrop(Widget *origin);
+	void draw(NVGcontext *vg) override;
+	void onMouseEnter() override;
+	void onMouseLeave() override;
+	void onDragStart() override;
+	void onDragEnd() override;
+	void onDragDrop(Widget *origin) override;
 };
 
 struct ChoiceButton : Button {
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct RadioButton : OpaqueWidget, QuantityWidget {
@@ -341,10 +341,10 @@ struct RadioButton : OpaqueWidget, QuantityWidget {
 	RadioButton() {
 		box.size.y = BND_WIDGET_HEIGHT;
 	}
-	void draw(NVGcontext *vg);
-	void onMouseEnter();
-	void onMouseLeave();
-	void onDragDrop(Widget *origin);
+	void draw(NVGcontext *vg) override;
+	void onMouseEnter() override;
+	void onMouseLeave() override;
+	void onDragDrop(Widget *origin) override;
 };
 
 struct Slider : OpaqueWidget, QuantityWidget {
@@ -353,10 +353,10 @@ struct Slider : OpaqueWidget, QuantityWidget {
 	Slider() {
 		box.size.y = BND_WIDGET_HEIGHT;
 	}
-	void draw(NVGcontext *vg);
-	void onDragStart();
-	void onDragMove(Vec mouseRel);
-	void onDragEnd();
+	void draw(NVGcontext *vg) override;
+	void onDragStart() override;
+	void onDragMove(Vec mouseRel) override;
+	void onDragEnd() override;
 };
 
 /** Parent must be a ScrollWidget */
@@ -367,10 +367,10 @@ struct ScrollBar : OpaqueWidget {
 	ScrollBar() {
 		box.size = Vec(BND_SCROLLBAR_WIDTH, BND_SCROLLBAR_HEIGHT);
 	}
-	void draw(NVGcontext *vg);
-	void onDragStart();
-	void onDragMove(Vec mouseRel);
-	void onDragEnd();
+	void draw(NVGcontext *vg) override;
+	void onDragStart() override;
+	void onDragMove(Vec mouseRel) override;
+	void onDragEnd() override;
 };
 
 /** Handles a container with ScrollBar */
@@ -381,19 +381,19 @@ struct ScrollWidget : OpaqueWidget {
 	Vec offset;
 
 	ScrollWidget();
-	void step();
-	Widget *onMouseMove(Vec pos, Vec mouseRel);
-	bool onScrollOpaque(Vec scrollRel);
+	void step() override;
+	Widget *onMouseMove(Vec pos, Vec mouseRel) override;
+	bool onScrollOpaque(Vec scrollRel) override;
 };
 
 struct ZoomWidget : Widget {
 	float zoom = 1.0;
-	void draw(NVGcontext *vg);
-	Widget *onMouseDown(Vec pos, int button);
-	Widget *onMouseUp(Vec pos, int button);
-	Widget *onMouseMove(Vec pos, Vec mouseRel);
-	Widget *onHoverKey(Vec pos, int key);
-	Widget *onScroll(Vec pos, Vec scrollRel);
+	void draw(NVGcontext *vg) override;
+	Widget *onMouseDown(Vec pos, int button) override;
+	Widget *onMouseUp(Vec pos, int button) override;
+	Widget *onMouseMove(Vec pos, Vec mouseRel) override;
+	Widget *onHoverKey(Vec pos, int key) override;
+	Widget *onScroll(Vec pos, Vec scrollRel) override;
 };
 
 struct TextField : OpaqueWidget {
@@ -405,36 +405,36 @@ struct TextField : OpaqueWidget {
 	TextField() {
 		box.size.y = BND_WIDGET_HEIGHT;
 	}
-	void draw(NVGcontext *vg);
-	Widget *onMouseDown(Vec pos, int button);
-	bool onFocusText(int codepoint);
-	bool onFocusKey(int scancode);
-	bool onFocus();
+	void draw(NVGcontext *vg) override;
+	Widget *onMouseDown(Vec pos, int button) override;
+	bool onFocusText(int codepoint) override;
+	bool onFocusKey(int key) override;
+	bool onFocus() override;
 	void insertText(std::string newText);
 	virtual void onTextChange() {}
 };
 
 struct PasswordField : TextField {
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct ProgressBar : TransparentWidget, QuantityWidget {
 	ProgressBar() {
 		box.size.y = BND_WIDGET_HEIGHT;
 	}
-	void draw(NVGcontext *vg);
+	void draw(NVGcontext *vg) override;
 };
 
 struct Tooltip : Widget {
-	void step();
-	void draw(NVGcontext *vg);
+	void step() override;
+	void draw(NVGcontext *vg) override;
 };
 
 struct Scene : OpaqueWidget {
 	Widget *overlay = NULL;
 	void setOverlay(Widget *w);
 	Menu *createMenu();
-	void step();
+	void step() override;
 };
 
 

src/app/ModuleWidget.cpp

@@ -206,35 +206,35 @@ void ModuleWidget::onDragEnd() {
 
 struct DisconnectMenuItem : MenuItem {
 	ModuleWidget *moduleWidget;
-	void onAction() {
+	void onAction() override {
 		moduleWidget->disconnect();
 	}
 };
 
 struct InitializeMenuItem : MenuItem {
 	ModuleWidget *moduleWidget;
-	void onAction() {
+	void onAction() override {
 		moduleWidget->initialize();
 	}
 };
 
 struct RandomizeMenuItem : MenuItem {
 	ModuleWidget *moduleWidget;
-	void onAction() {
+	void onAction() override {
 		moduleWidget->randomize();
 	}
 };
 
 struct CloneMenuItem : MenuItem {
 	ModuleWidget *moduleWidget;
-	void onAction() {
+	void onAction() override {
 		gRackWidget->cloneModule(moduleWidget);
 	}
 };
 
 struct DeleteMenuItem : MenuItem {
 	ModuleWidget *moduleWidget;
-	void onAction() {
+	void onAction() override {
 		gRackWidget->deleteModule(moduleWidget);
 		moduleWidget->finalizeEvents();
 		delete moduleWidget;

src/app/PluginManagerWidget.cpp

@@ -15,7 +15,7 @@ PluginManagerWidget::PluginManagerWidget() {
 		Vec pos = Vec(0, 0);
 
 		struct RegisterButton : Button {
-			void onAction() {
+			void onAction() override {
 				std::thread t(openBrowser, "https://vcvrack.com/");
 				t.detach();
 			}
@@ -46,7 +46,7 @@ PluginManagerWidget::PluginManagerWidget() {
 		struct LogInButton : Button {
 			TextField *emailField;
 			TextField *passwordField;
-			void onAction() {
+			void onAction() override {
 				std::thread t(pluginLogIn, emailField->text, passwordField->text);
 				t.detach();
 				passwordField->text = "";
@@ -63,7 +63,7 @@ PluginManagerWidget::PluginManagerWidget() {
 		pos.x += logInButton->box.size.x;
 
 		struct StatusLabel : Label {
-			void step() {
+			void step() override {
 				text = pluginGetLoginStatus();
 			}
 		};
@@ -79,7 +79,7 @@ PluginManagerWidget::PluginManagerWidget() {
 		Vec pos = Vec(0, 0);
 
 		struct ManageButton : Button {
-			void onAction() {
+			void onAction() override {
 				std::thread t(openBrowser, "https://vcvrack.com/");
 				t.detach();
 			}
@@ -92,7 +92,7 @@ PluginManagerWidget::PluginManagerWidget() {
 		pos.x += manageButton->box.size.x;
 
 		struct RefreshButton : Button {
-			void onAction() {
+			void onAction() override {
 				std::thread t(pluginRefresh);
 				t.detach();
 			}
@@ -106,7 +106,7 @@ PluginManagerWidget::PluginManagerWidget() {
 		pos.x += refreshButton->box.size.x;
 
 		struct LogOutButton : Button {
-			void onAction() {
+			void onAction() override {
 				pluginLogOut();
 			}
 		};
@@ -125,7 +125,7 @@ PluginManagerWidget::PluginManagerWidget() {
 		Vec pos = Vec(0, 0);
 
 		struct DownloadProgressBar : ProgressBar {
-			void step() {
+			void step() override {
 				label = "Downloading";
 				std::string name = pluginGetDownloadName();
 				if (name != "")
@@ -142,7 +142,7 @@ PluginManagerWidget::PluginManagerWidget() {
 		pos.x += downloadProgress->box.size.x;
 
 		// struct CancelButton : Button {
-		// 	void onAction() {
+		// 	void onAction() override {
 		// 		pluginCancelDownload();
 		// 	}
 		// };

src/app/RackWidget.cpp

@@ -369,7 +369,7 @@ void RackWidget::draw(NVGcontext *vg) {
 struct AddModuleMenuItem : MenuItem {
 	Model *model;
 	Vec modulePos;
-	void onAction() {
+	void onAction() override {
 		ModuleWidget *moduleWidget = model->createModuleWidget();
 		gRackWidget->moduleContainer->addChild(moduleWidget);
 		// Move module nearest to the mouse position
@@ -382,7 +382,7 @@ struct AddModuleMenuItem : MenuItem {
 
 struct UrlItem : MenuItem {
 	std::string url;
-	void onAction() {
+	void onAction() override {
 		std::thread t(openBrowser, url);
 		t.detach();
 	}
@@ -391,7 +391,7 @@ struct UrlItem : MenuItem {
 struct AddPluginMenuItem : MenuItem {
 	Plugin *plugin;
 	Vec modulePos;
-	Menu *createChildMenu() {
+	Menu *createChildMenu() override {
 		// Model items
 		Menu *menu = new Menu();
 		for (Model *model : plugin->models) {

src/app/SVGPanel.cpp

@@ -5,7 +5,7 @@ namespace rack {
 
 
 struct PanelBorder : TransparentWidget {
-	void draw(NVGcontext *vg) {
+	void draw(NVGcontext *vg) override {
 		NVGcolor borderColor = nvgRGBAf(0.5, 0.5, 0.5, 0.5);
 		nvgBeginPath(vg);
 		nvgRect(vg, 0.5, 0.5, box.size.x - 1.0, box.size.y - 1.0);

src/app/Toolbar.cpp

@@ -7,37 +7,37 @@ namespace rack {
 
 
 struct NewItem : MenuItem {
-	void onAction() {
+	void onAction() override {
 		gRackWidget->initialize();
 	}
 };
 
 struct OpenItem : MenuItem {
-	void onAction() {
+	void onAction() override {
 		gRackWidget->openDialog();
 	}
 };
 
 struct SaveItem : MenuItem {
-	void onAction() {
+	void onAction() override {
 		gRackWidget->saveDialog();
 	}
 };
 
 struct SaveAsItem : MenuItem {
-	void onAction() {
+	void onAction() override {
 		gRackWidget->saveAsDialog();
 	}
 };
 
 struct QuitItem : MenuItem {
-	void onAction() {
+	void onAction() override {
 		guiClose();
 	}
 };
 
 struct FileChoice : ChoiceButton {
-	void onAction() {
+	void onAction() override {
 		Menu *menu = gScene->createMenu();
 		menu->box.pos = getAbsolutePos().plus(Vec(0, box.size.y));
 		menu->box.size.x = box.size.x;
@@ -54,21 +54,21 @@ struct FileChoice : ChoiceButton {
 
 
 struct PauseItem : MenuItem {
-	void onAction() {
+	void onAction() override {
 		gPaused = !gPaused;
 	}
 };
 
 struct SampleRateItem : MenuItem {
 	float sampleRate;
-	void onAction() {
+	void onAction() override {
 		engineSetSampleRate(sampleRate);
 		gPaused = false;
 	}
 };
 
 struct SampleRateChoice : ChoiceButton {
-	void onAction() {
+	void onAction() override {
 		Menu *menu = gScene->createMenu();
 		menu->box.pos = getAbsolutePos().plus(Vec(0, box.size.y));
 		menu->box.size.x = box.size.x;
@@ -86,7 +86,7 @@ struct SampleRateChoice : ChoiceButton {
 			menu->pushChild(item);
 		}
 	}
-	void step() {
+	void step() override {
 		if (gPaused)
 			text = "Paused";
 		else

src/core/AudioInterface.cpp

@@ -65,7 +65,7 @@ struct AudioInterface : Module {
 		closeDevice();
 	}
 
-	void step();
+	void step() override;
 	void stepStream(const float *input, float *output, int numFrames);
 
 	int getDeviceCount();
@@ -84,7 +84,7 @@ struct AudioInterface : Module {
 		openDevice(deviceId, sampleRate, blockSize);
 	}
 
-	json_t *toJson() {
+	json_t *toJson() override {
 		json_t *rootJ = json_object();
 		if (deviceId >= 0) {
 			std::string deviceName = getDeviceName(deviceId);
@@ -95,7 +95,7 @@ struct AudioInterface : Module {
 		return rootJ;
 	}
 
-	void fromJson(json_t *rootJ) {
+	void fromJson(json_t *rootJ) override {
 		json_t *deviceNameJ = json_object_get(rootJ, "deviceName");
 		if (deviceNameJ) {
 			std::string deviceName = json_string_value(deviceNameJ);
@@ -118,7 +118,7 @@ struct AudioInterface : Module {
 		}
 	}
 
-	void initialize() {
+	void initialize() override {
 		closeDevice();
 	}
 };
@@ -326,14 +326,14 @@ void AudioInterface::closeDevice() {
 struct AudioItem : MenuItem {
 	AudioInterface *audioInterface;
 	int deviceId;
-	void onAction() {
+	void onAction() override {
 		audioInterface->setDeviceId(deviceId);
 	}
 };
 
 struct AudioChoice : ChoiceButton {
 	AudioInterface *audioInterface;
-	void onAction() {
+	void onAction() override {
 		Menu *menu = gScene->createMenu();
 		menu->box.pos = getAbsolutePos().plus(Vec(0, box.size.y));
 		menu->box.size.x = box.size.x;
@@ -354,7 +354,7 @@ struct AudioChoice : ChoiceButton {
 			menu->pushChild(audioItem);
 		}
 	}
-	void step() {
+	void step() override {
 		std::string name = audioInterface->getDeviceName(audioInterface->deviceId);
 		text = ellipsize(name, 24);
 	}
@@ -364,14 +364,14 @@ struct AudioChoice : ChoiceButton {
 struct SampleRateItem : MenuItem {
 	AudioInterface *audioInterface;
 	float sampleRate;
-	void onAction() {
+	void onAction() override {
 		audioInterface->setSampleRate(sampleRate);
 	}
 };
 
 struct SampleRateChoice : ChoiceButton {
 	AudioInterface *audioInterface;
-	void onAction() {
+	void onAction() override {
 		Menu *menu = gScene->createMenu();
 		menu->box.pos = getAbsolutePos().plus(Vec(0, box.size.y));
 		menu->box.size.x = box.size.x;
@@ -386,7 +386,7 @@ struct SampleRateChoice : ChoiceButton {
 			menu->pushChild(item);
 		}
 	}
-	void step() {
+	void step() override {
 		this->text = stringf("%.0f Hz", audioInterface->sampleRate);
 	}
 };
@@ -395,14 +395,14 @@ struct SampleRateChoice : ChoiceButton {
 struct BlockSizeItem : MenuItem {
 	AudioInterface *audioInterface;
 	int blockSize;
-	void onAction() {
+	void onAction() override {
 		audioInterface->setBlockSize(blockSize);
 	}
 };
 
 struct BlockSizeChoice : ChoiceButton {
 	AudioInterface *audioInterface;
-	void onAction() {
+	void onAction() override {
 		Menu *menu = gScene->createMenu();
 		menu->box.pos = getAbsolutePos().plus(Vec(0, box.size.y));
 		menu->box.size.x = box.size.x;
@@ -417,7 +417,7 @@ struct BlockSizeChoice : ChoiceButton {
 			menu->pushChild(item);
 		}
 	}
-	void step() {
+	void step() override {
 		this->text = stringf("%d", audioInterface->blockSize);
 	}
 };

src/core/Blank.cpp

@@ -10,17 +10,17 @@ struct ModuleResizeHandle : Widget {
 	ModuleResizeHandle() {
 		box.size = Vec(RACK_GRID_WIDTH * 1, RACK_GRID_HEIGHT);
 	}
-	Widget *onMouseDown(Vec pos, int button) {
+	Widget *onMouseDown(Vec pos, int button) override {
 		if (button == 0)
 			return this;
 		return NULL;
 	}
-	void onDragStart() {
+	void onDragStart() override {
 		assert(parent);
 		originalWidth = parent->box.size.x;
 		totalX = 0.0;
 	}
-	void onDragMove(Vec mouseRel) {
+	void onDragMove(Vec mouseRel) override {
 		ModuleWidget *m = dynamic_cast<ModuleWidget*>(parent);
 		assert(m);
 		totalX += mouseRel.x;
@@ -38,7 +38,7 @@ struct ModuleResizeHandle : Widget {
 		}
 		gRackWidget->requestModuleBox(m, newBox);
 	}
-	void draw(NVGcontext *vg) {
+	void draw(NVGcontext *vg) override {
 		for (float x = 5.0; x <= 10.0; x += 5.0) {
 			nvgBeginPath(vg);
 			const float margin = 5.0;

src/core/Bridge.cpp

@@ -18,7 +18,7 @@ struct Bridge : Module {
 	}
 	~Bridge() {
 	}
-	void step();
+	void step() override;
 };
 
 

src/core/core.hpp

@@ -14,12 +14,12 @@ struct AudioInterfaceWidget : ModuleWidget {
 
 struct MidiToCVWidget : ModuleWidget {
 	MidiToCVWidget();
-	void step();
+	void step() override;
 };
 
 struct MIDICCToCVWidget : ModuleWidget {
 	MIDICCToCVWidget();
-	void step();
+	void step() override;
 };
 
 struct BridgeWidget : ModuleWidget {
@@ -32,7 +32,7 @@ struct BlankWidget : ModuleWidget {
 	Widget *bottomRightScrew;
 	Widget *rightHandle;
 	BlankWidget();
-	void step();
-	json_t *toJson();
-	void fromJson(json_t *rootJ);
+	void step() override;
+	json_t *toJson() override;
+	void fromJson(json_t *rootJ) override;
 };