Comments, includes (#14671)

Marlin/src/lcd/menu/menu.cpp

 
 #define DEFINE_MENU_EDIT_ITEM(NAME) template class TMenuItem<MenuItemInfo_##NAME>
 
+DEFINE_MENU_EDIT_ITEM(percent);     // 100%       right-justified
 DEFINE_MENU_EDIT_ITEM(int3);        // 123, -12   right-justified
 DEFINE_MENU_EDIT_ITEM(int4);        // 1234, -123 right-justified
 DEFINE_MENU_EDIT_ITEM(int8);        // 123, -12   right-justified
 DEFINE_MENU_EDIT_ITEM(uint8);       // 123        right-justified
-DEFINE_MENU_EDIT_ITEM(uint16_3);    // 123, -12   right-justified
+DEFINE_MENU_EDIT_ITEM(uint16_3);    // 123        right-justified
 DEFINE_MENU_EDIT_ITEM(uint16_4);    // 1234       right-justified
 DEFINE_MENU_EDIT_ITEM(uint16_5);    // 12345      right-justified
 DEFINE_MENU_EDIT_ITEM(float3);      // 123        right-justified
-DEFINE_MENU_EDIT_ITEM(float52);     // 123.45
+DEFINE_MENU_EDIT_ITEM(float52);     // _2.34, 12.34, -2.34 or 123.45, -23.45
 DEFINE_MENU_EDIT_ITEM(float43);     // 1.234
 DEFINE_MENU_EDIT_ITEM(float5);      // 12345      right-justified
 DEFINE_MENU_EDIT_ITEM(float5_25);   // 12345      right-justified (25 increment)

Marlin/src/lcd/menu/menu.h

 DECLARE_MENU_EDIT_TYPE(float,    float43,     ftostr43sign, 1000     );   // 1.234
 DECLARE_MENU_EDIT_TYPE(float,    float5,      ftostr5rj,       0.01f );   // 12345      right-justified
 DECLARE_MENU_EDIT_TYPE(float,    float5_25,   ftostr5rj,       0.04f );   // 12345      right-justified (25 increment)
-DECLARE_MENU_EDIT_TYPE(float,    float51,     ftostr51rj,     10     );   // _1234.5    right-justified
+DECLARE_MENU_EDIT_TYPE(float,    float51,     ftostr51rj,     10     );   // 1234.5     right-justified
 DECLARE_MENU_EDIT_TYPE(float,    float51sign, ftostr51sign,   10     );   // +1234.5
 DECLARE_MENU_EDIT_TYPE(float,    float52sign, ftostr52sign,  100     );   // +123.45
 DECLARE_MENU_EDIT_TYPE(uint32_t, long5,       ftostr5rj,       0.01f );   // 12345      right-justified

Marlin/src/lcd/menu/menu_configuration.cpp

 #define HAS_DEBUG_MENU ENABLED(LCD_PROGRESS_BAR_TEST)
 
 void menu_advanced_settings();
-void menu_delta_calibrate();
+#if EITHER(DELTA_CALIBRATION_MENU, DELTA_AUTO_CALIBRATION)
+  void menu_delta_calibrate();
+#endif
 
 static void lcd_factory_settings() {
   settings.reset();

Marlin/src/lcd/menu/menu_motion.cpp

   END_MENU();
 }
 
-void _lcd_ubl_level_bed();
-void menu_bed_leveling();
+#if ENABLED(AUTO_BED_LEVELING_UBL)
+  void _lcd_ubl_level_bed();
+#elif ENABLED(LCD_BED_LEVELING)
+  void menu_bed_leveling();
+#endif
 
 void menu_motion() {
   START_MENU();

Marlin/src/lcd/ultralcd.cpp

     #endif
     print_job_timer.stop();
     set_status_P(PSTR(MSG_PRINT_ABORTED));
-    #if HAS_SPI_LCD
+    #if HAS_LCD_MENU
       return_to_status();
     #endif
   }