Add example configs. Expand custom menu. (#16286)

- Anet E10
- Geeetech D200
- Geeetech M201
- JGAurora Magic
- MakerFarm Pegasus 12

Marlin/src/lcd/menu/menu_custom.cpp

@@ -50,20 +50,82 @@ void _lcd_user_gcode(PGM_P const cmd) {
 void menu_user() {
   START_MENU();
   BACK_ITEM(MSG_MAIN);
-  #if defined(USER_DESC_1) && defined(USER_GCODE_1)
-    ACTION_ITEM_P(PSTR(USER_DESC_1), []{ _lcd_user_gcode(PSTR(USER_GCODE_1 _DONE_SCRIPT)); });
+  #define HAS_USER_ITEM(N) (defined(USER_DESC_##N) && defined(USER_GCODE_##N))
+  #define USER_ITEM(N) ACTION_ITEM_P(PSTR(USER_DESC_##N), []{ _lcd_user_gcode(PSTR(USER_GCODE_##N _DONE_SCRIPT)); });
+  #if HAS_USER_ITEM(1)
+    USER_ITEM(1);
   #endif
-  #if defined(USER_DESC_2) && defined(USER_GCODE_2)
-    ACTION_ITEM_P(PSTR(USER_DESC_2), []{ _lcd_user_gcode(PSTR(USER_GCODE_2 _DONE_SCRIPT)); });
+  #if HAS_USER_ITEM(2)
+    USER_ITEM(2);
   #endif
-  #if defined(USER_DESC_3) && defined(USER_GCODE_3)
-    ACTION_ITEM_P(PSTR(USER_DESC_3), []{ _lcd_user_gcode(PSTR(USER_GCODE_3 _DONE_SCRIPT)); });
+  #if HAS_USER_ITEM(3)
+    USER_ITEM(3);
   #endif
-  #if defined(USER_DESC_4) && defined(USER_GCODE_4)
-    ACTION_ITEM_P(PSTR(USER_DESC_4), []{ _lcd_user_gcode(PSTR(USER_GCODE_4 _DONE_SCRIPT)); });
+  #if HAS_USER_ITEM(4)
+    USER_ITEM(4);
   #endif
-  #if defined(USER_DESC_5) && defined(USER_GCODE_5)
-    ACTION_ITEM_P(PSTR(USER_DESC_5), []{ _lcd_user_gcode(PSTR(USER_GCODE_5 _DONE_SCRIPT)); });
+  #if HAS_USER_ITEM(5)
+    USER_ITEM(5);
+  #endif
+  #if HAS_USER_ITEM(6)
+    USER_ITEM(6);
+  #endif
+  #if HAS_USER_ITEM(7)
+    USER_ITEM(7);
+  #endif
+  #if HAS_USER_ITEM(8)
+    USER_ITEM(8);
+  #endif
+  #if HAS_USER_ITEM(9)
+    USER_ITEM(9);
+  #endif
+  #if HAS_USER_ITEM(10)
+    USER_ITEM(10);
+  #endif
+  #if HAS_USER_ITEM(11)
+    USER_ITEM(11);
+  #endif
+  #if HAS_USER_ITEM(12)
+    USER_ITEM(12);
+  #endif
+  #if HAS_USER_ITEM(13)
+    USER_ITEM(13);
+  #endif
+  #if HAS_USER_ITEM(14)
+    USER_ITEM(14);
+  #endif
+  #if HAS_USER_ITEM(15)
+    USER_ITEM(15);
+  #endif
+  #if HAS_USER_ITEM(16)
+    USER_ITEM(16);
+  #endif
+  #if HAS_USER_ITEM(17)
+    USER_ITEM(17);
+  #endif
+  #if HAS_USER_ITEM(18)
+    USER_ITEM(18);
+  #endif
+  #if HAS_USER_ITEM(19)
+    USER_ITEM(19);
+  #endif
+  #if HAS_USER_ITEM(20)
+    USER_ITEM(20);
+  #endif
+  #if HAS_USER_ITEM(21)
+    USER_ITEM(21);
+  #endif
+  #if HAS_USER_ITEM(22)
+    USER_ITEM(22);
+  #endif
+  #if HAS_USER_ITEM(23)
+    USER_ITEM(23);
+  #endif
+  #if HAS_USER_ITEM(24)
+    USER_ITEM(24);
+  #endif
+  #if HAS_USER_ITEM(25)
+    USER_ITEM(25);
   #endif
   END_MENU();
 }