Finish documention until someone change something

lib/Menu/menuAction.h

@@ -1,7 +1,7 @@
 /**
- * @file menuEntry.h
+ * @file menuAction.h
  * @author Alexander Klein (alex@kleiax.de)
- * @brief 
+ * @brief Contains the MenuAction class
  * @version 0.1
  * @date 2022-01-12
  * 
@@ -14,15 +14,63 @@
 #include "menu.h"
 
 class MenuControl;
+
+/**
+ * @brief This class forms the transition between menus.
+ * 
+ * In the Menu these are the entries.
+ * This class can be call an submenu or a function.
+ */
 class MenuAction {
     public:
-        MenuAction(const char* name, void (*function) (), void (*callback) ());
-        MenuAction(const char* name, void (*function) ());
+
+        /**
+         * @brief Construct a new Menu Action object
+         * 
+         * @param name shown in the Menu
+         * @param function to call when activate the entry
+         * @param callback to call when leave the entry
+         */
+        MenuAction(const char* name, void (*function) (), void (*callback) () = nullptr);
+
+        /**
+         * @brief Construct a new Menu Action object
+         * 
+         * This constructer is used for submenus.
+         * 
+         * @param name shown in the Menu
+         * @param menu to call when activate the entry
+         */
         MenuAction(const char* name, MenuControl* menu);
+
+        /**
+         * @brief activates the entry 
+         */
         void runAction();
 
+        /**
+         * @brief Get the Name string
+         * 
+         * @return const char* 
+         */
         const char* getName();
+
+        /**
+         * @brief Get the Is Menu object
+         * 
+         * @return true runAction calls a submenu
+         * @return false runAction call a function
+         */
         bool getIsMenu();
+
+        /**
+         * @brief Get the Menu object
+         * 
+         * Before call this function it may be useful
+         * to check if is it a submenu with getIsMenu.
+         * 
+         * @return MenuControl* 
+         */
         MenuControl* getMenu();
 
     private:
@@ -35,4 +83,4 @@ class MenuAction {
         MenuControl* menu;
 };
 
-#endif // MENU_ENTRY_H
+#endif // MENU_ENTRY_H