ServiceMenu: text justificat o centrat segons el submenu

ServiceMenu: alt de la finestra en funció del submenu amb mes items

source/service_menu.h

@@ -35,7 +35,8 @@ public:
 private:
     using OptionPairs = std::vector<std::pair<std::string, std::string>>;
 
-    static constexpr const char* MENU_SOUND_ = "clock.wav";
+    static constexpr const char *MENU_SOUND_ = "clock.wav";
+    static constexpr int OPTIONS_HORIZONTAL_PADDING_ = 20;
 
     enum class Aspect
     {
@@ -66,6 +67,12 @@ private:
         NONE
     };
 
+    enum class GroupAlignment
+    {
+        CENTERED,
+        LEFT
+    };
+
     struct OptionEntry
     {
         std::string caption;     // Texto visible en el menú
@@ -164,6 +171,9 @@ private:
     void applySettings(SettingsGroup group);
     void updateMenu(SettingsGroup group);
     void reset();
+    int calculateMenuHeight();
+    int findLargestGroupSize();
+    GroupAlignment getGroupAlignment(SettingsGroup group);
 
     // --- Patrón Singleton ---
     ServiceMenu();                                        // Constructor privado