fix warning/error for Graphics feature usage

lv_objx/lv_list.c

@@ -44,7 +44,9 @@ static void refr_btn_width(lv_obj_t *list);
  *  STATIC VARIABLES
  **********************/
 static lv_signal_func_t btn_signal;
+#if USE_LV_IMG
 static lv_signal_func_t img_signal;
+#endif
 static lv_signal_func_t label_signal;
 static lv_signal_func_t ancestor_signal;
 
@@ -110,8 +112,10 @@ lv_obj_t * lv_list_create(lv_obj_t * par, lv_obj_t * copy)
         lv_obj_t *new_btn;
         while(copy_btn) {
             new_btn = lv_btn_create(new_list, copy_btn);
+#if USE_LV_IMG
             lv_obj_t *copy_img = lv_list_get_btn_img(copy_btn);
             if(copy_img) lv_img_create(new_btn, copy_img);
+#endif
             lv_label_create(new_btn, lv_list_get_btn_label(copy_btn));
             copy_btn = lv_obj_get_child_back(lv_page_get_scrl(copy), copy_btn);
         }

lv_objx/lv_mbox.c

@@ -198,9 +198,9 @@ void lv_mbox_set_anim_time(lv_obj_t * mbox, uint16_t time)
  */
 void lv_mbox_start_auto_close(lv_obj_t * mbox, uint16_t delay)
 {
+#if USE_LV_ANIMATION
     lv_mbox_ext_t * ext = lv_obj_get_ext_attr(mbox);
 
-#if USE_LV_ANIMATION
     if(ext->anim_time != 0) {
         /*Add shrinking animations*/
         lv_obj_animate(mbox, LV_ANIM_GROW_H| LV_ANIM_OUT, ext->anim_time, delay, NULL);

lv_objx/lv_ta.c

@@ -45,8 +45,10 @@ static bool lv_ta_design(lv_obj_t * ta, const lv_area_t * mask, lv_design_mode_t
 static bool lv_ta_scrollable_design(lv_obj_t * scrl, const lv_area_t * mask, lv_design_mode_t mode);
 static lv_res_t lv_ta_signal(lv_obj_t * ta, lv_signal_t sign, void * param);
 static lv_res_t lv_ta_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, void * param);
+#if USE_LV_ANIMATION
 static void cursor_blink_anim(lv_obj_t * ta, uint8_t show);
 static void pwd_char_hider_anim(lv_obj_t * ta, int32_t x);
+#endif
 static void pwd_char_hider(lv_obj_t * ta);
 
 /**********************
@@ -987,6 +989,8 @@ static lv_res_t lv_ta_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, void
     return res;
 }
 
+#if USE_LV_ANIMATION
+
 /**
  * Called to blink the cursor
  * @param ta pointer to a text area
@@ -1018,6 +1022,8 @@ static void pwd_char_hider_anim(lv_obj_t * ta, int32_t x)
     (void)x;
 }
 
+#endif
+
 /**
  * Hide all characters (convert them to '*')
  * @param ta: pointer to text area object