refactoring

examples/main.cpp

@@ -33,30 +33,32 @@ int main(int argc, char** argv)
 	//screen.ForceHandleCtrlZ(true);
 	option.on_enter = screen.ExitLoopClosure();
 	auto menu = ftxui::Menu(&examples, &selectedExample, option);
-	bool emergencyExit = false;
+	bool shouldExit = false;
 	menu |= ftxui::CatchEvent(
 	[&](ftxui::Event event)
 	{
 		if (event == ftxui::Event::CtrlC || event == ftxui::Event::CtrlZ)
 		{
 			screen.ExitLoopClosure()();
-			emergencyExit = true;
+			shouldExit = true;
 		}
 		return false;
 	});
 	screen.Loop(menu);
 
-	if (!emergencyExit)
+	if (shouldExit)
 	{
-		if (selectedExample >= examples.size())
+		return 0;
-		{
-			throw std::runtime_error("Invalid menu selection!");
-		}
-
-		std::unique_ptr<IGraphicsApp> app(EXAMPLE_APPS[selectedExample].second());
-
-		GraphicsAppManager manager(app.get());
-		manager.Run();
 	}
+
+	if (selectedExample >= examples.size())
+	{
+		throw std::runtime_error("Invalid menu selection!");
+	}
+
+	std::unique_ptr<IGraphicsApp> app(EXAMPLE_APPS[selectedExample].second());
+
+	GraphicsAppManager manager(app.get());
+	manager.Run();
 	return 0;
 }