Merge pull request #6557 from thinkyhead/rc_hotend_status_item

Keep refreshing LCD if hotend status is on-screen

Marlin/ultralcd.cpp

@@ -2880,15 +2880,15 @@ void kill_screen(const char* lcd_msg) {
     // Portions from STATIC_ITEM...
     #define HOTEND_STATUS_ITEM() do { \
       if (_menuLineNr == _thisItemNr) { \
-        if (lcdDrawUpdate) \
+        if (lcdDrawUpdate) { \
           lcd_implementation_drawmenu_static(_lcdLineNr, PSTR(MSG_FILAMENT_CHANGE_NOZZLE), false, true); \
-        lcd_implementation_hotend_status(_lcdLineNr); \
+          lcd_implementation_hotend_status(_lcdLineNr); \
+        } \
         if (_skipStatic && encoderLine <= _thisItemNr) { \
           encoderPosition += ENCODER_STEPS_PER_MENU_ITEM; \
           ++encoderLine; \
         } \
-        else \
+        lcdDrawUpdate = LCDVIEW_KEEP_REDRAWING; \
-          lcdDrawUpdate = LCDVIEW_KEEP_REDRAWING; \
       } \
       ++_thisItemNr; \
     } while(0)