Rename function for consistency of naming style

src/dialogxml/widgets/scrollbar.cpp

@@ -83,7 +83,7 @@ void cScrollbar::setStyle(eScrollStyle newStyle) {
 	style = newStyle;
 }
 
-void cScrollbar::set_wheel_event_rect(rectangle rect) {
+void cScrollbar::setWheelEventRect(rectangle rect) {
 	this->wheel_event_rect = rect;
 }
 

src/dialogxml/widgets/scrollbar.hpp

@@ -124,7 +124,7 @@ public:
 	/// Set the scrollbar style.
 	/// @param newStyle The new style.
 	void setStyle(eScrollStyle newStyle);
-	void set_wheel_event_rect(rectangle);
+	void setWheelEventRect(rectangle);
 	virtual void draw() override;
 	virtual bool handle_event(const sf::Event&) override;
 	/// @copydoc cControl::getSupportedHandlers

src/game/boe.main.cpp

@@ -318,7 +318,7 @@ static void init_sbar(std::shared_ptr<cScrollbar>& sbar, const std::string& name
 	sbar->setMaximum(max);
 	sbar->setPosition(start);
 	sbar->setPageSize(pgSz);
-	sbar->set_wheel_event_rect(events_rect);
+	sbar->setWheelEventRect(events_rect);
 	sbar->hide();
 	
 	drawable_mgr.add_drawable(UI_LAYER_DEFAULT, name, sbar);

src/scenedit/scen.main.cpp

@@ -223,7 +223,7 @@ static void init_sbar(std::shared_ptr<cScrollbar>& sbar, const std::string& name
 	static cParentless mainWin(mainPtr());
 	sbar.reset(new cScrollbar(mainWin));
 	sbar->setBounds(rect);
-	sbar->set_wheel_event_rect(events_rect);
+	sbar->setWheelEventRect(events_rect);
 	sbar->setPageSize(pgSz);
 	sbar->hide();