Add comments to states.

source/appstates/MainMenuState.cpp

@@ -21,6 +21,8 @@
 #include "tasks/update.hpp"
 #include "ui/PopMessageManager.hpp"
 
+//                      ---- Construction ----
+
 MainMenuState::MainMenuState()
     : m_renderTarget(sdl::TextureManager::load("mainMenuTarget", 200, 555, SDL_TEXTUREACCESS_TARGET))
     , m_background(sdl::TextureManager::load("mainBackground", "romfs:/Textures/MenuBackground.png"))
@@ -37,6 +39,8 @@ MainMenuState::MainMenuState()
     MainMenuState::check_for_update();
 }
 
+//                      ---- Public functions ----
+
 void MainMenuState::update()
 {
     const int selected  = m_mainMenu->get_selected();
@@ -110,6 +114,8 @@ void MainMenuState::refresh_view_states()
     }
 }
 
+//                      ---- Private functions ----
+
 void MainMenuState::initialize_settings_extras()
 {
     if (!sm_settingsState || !sm_extrasState)