Add menu item and key command for cloning selected modules.

include/app/RackWidget.hpp

@@ -82,6 +82,7 @@ struct RackWidget : widget::OpaqueWidget {
 	void resetSelectedModulesAction();
 	void randomizeSelectedModulesAction();
 	void disconnectSelectedModulesAction();
+	void cloneSelectedModulesAction();
 	void bypassSelectedModulesAction(bool bypassed);
 	bool areSelectedModulesBypassed();
 	void deleteSelectedModulesAction();

src/app/ModuleWidget.cpp

@@ -345,8 +345,10 @@ void ModuleWidget::onHoverKey(const HoverKeyEvent& e) {
 			e.consume(this);
 		}
 		if (e.keyName == "d" && (e.mods & RACK_MOD_MASK) == RACK_MOD_CTRL) {
-			cloneAction();
-			e.consume(this);
+			if (!APP->scene->rack->hasSelectedModules()) {
+				cloneAction();
+				e.consume(this);
+			}
 		}
 		if (e.keyName == "u" && (e.mods & RACK_MOD_MASK) == RACK_MOD_CTRL) {
 			if (!APP->scene->rack->hasSelectedModules()) {

src/app/RackWidget.cpp

@@ -761,6 +761,10 @@ void RackWidget::disconnectSelectedModulesAction() {
 		delete complexAction;
 }
 
+void RackWidget::cloneSelectedModulesAction() {
+	// TODO
+}
+
 void RackWidget::bypassSelectedModulesAction(bool bypassed) {
 	history::ComplexAction* complexAction = new history::ComplexAction;
 	complexAction->name = bypassed ? "bypass modules" : "un-bypass modules";
@@ -877,6 +881,11 @@ void RackWidget::appendSelectionContextMenu(ui::Menu* menu) {
 		disconnectSelectedModulesAction();
 	}, n == 0));
 
+	// Duplicate
+	menu->addChild(createMenuItem("Duplicate", RACK_MOD_CTRL_NAME "+D", [=]() {
+		cloneSelectedModulesAction();
+	}));
+
 	// Bypass
 	std::string bypassText = RACK_MOD_CTRL_NAME "+E";
 	bool bypassed = (n > 0) && areSelectedModulesBypassed();

src/app/Scene.cpp

@@ -230,6 +230,11 @@ void Scene::onHoverKey(const HoverKeyEvent& e) {
 				rack->randomizeSelectedModulesAction();
 			e.consume(this);
 		}
+		if (e.keyName == "d" && (e.mods & RACK_MOD_MASK) == RACK_MOD_CTRL) {
+			if (rack->hasSelectedModules())
+				rack->cloneSelectedModulesAction();
+			e.consume(this);
+		}
 		if (e.keyName == "u" && (e.mods & RACK_MOD_MASK) == RACK_MOD_CTRL) {
 			if (rack->hasSelectedModules())
 				rack->disconnectSelectedModulesAction();