disable multi-lang related functions if USE_LV_MULTI_LANG = 0

lv_objx/lv_img.c

@@ -206,6 +206,7 @@ void lv_img_set_src(lv_obj_t * img, const void * src_img)
     lv_obj_invalidate(img);
 }
 
+#if USE_LV_MULTI_LANG
 /**
  * Set an ID which means a the same source but in different languages
  * @param img pointer to an image object
@@ -213,16 +214,13 @@ void lv_img_set_src(lv_obj_t * img, const void * src_img)
  */
 void lv_img_set_src_id(lv_obj_t * img, uint32_t src_id)
 {
-#if USE_LV_MULTI_LANG
     lv_img_ext_t * ext = lv_obj_get_ext_attr(img);
     ext->lang_txt_id = src_id;
 
     /*Apply the new language*/
     img->signal_func(img, LV_SIGNAL_LANG_CHG, NULL);
-#else
-    LV_LOG_WARN("lv_img_set_src_id: multiple languages are not enabled. See lv_conf.h USE_LV_MULTI_LANG ")
-#endif
 }
+#endif
 
 /**
  * Enable the auto size feature.
@@ -268,6 +266,7 @@ const char * lv_img_get_file_name(const lv_obj_t * img)
     else return "";
 }
 
+#if USE_LV_MULTI_LANG
 /**
  * Get the source ID of the image. (Used by the multi-language feature)
  * @param img pointer to an image
@@ -275,14 +274,10 @@ const char * lv_img_get_file_name(const lv_obj_t * img)
  */
 uint16_t lv_img_get_src_id(lv_obj_t * img)
 {
-#if USE_LV_MULTI_LANG
     lv_img_ext_t * ext = lv_obj_get_ext_attr(img);
     return ext->lang_txt_id;
-#else
-    LV_LOG_WARN("lv_img_get_text_lang: multiple languages are not enabled. See lv_conf.h USE_LV_MULTI_LANG ")
-    return 0;
-#endif
 }
+#endif
 
 /**
  * Get the auto size enable attribute

lv_objx/lv_img.h

@@ -74,13 +74,14 @@ lv_obj_t * lv_img_create(lv_obj_t * par, const lv_obj_t * copy);
  */
 void lv_img_set_src(lv_obj_t * img, const void * src_img);
 
+#if USE_LV_MULTI_LANG
 /**
  * Set an ID which means a the same source but on different languages
  * @param img pointer to an image object
  * @param src_id ID of the source
  */
 void lv_img_set_src_id(lv_obj_t * img, uint32_t txt_id);
-
+#endif
 
 /**
  * Obsolete since v5.1. Just for compatibility with v5.0. Will be removed in v6.0.
@@ -141,12 +142,14 @@ const void * lv_img_get_src(lv_obj_t * img);
  */
 const char * lv_img_get_file_name(const lv_obj_t * img);
 
+#if USE_LV_MULTI_LANG
 /**
  * Get the source ID of the image. (Used by the multi-language feature)
  * @param img pointer to an image
  * @return ID of the source
  */
 uint16_t lv_img_get_src_id(lv_obj_t * img);
+#endif
 
 /**
  * Get the auto size enable attribute

lv_objx/lv_label.c

@@ -237,6 +237,7 @@ void lv_label_set_static_text(lv_obj_t * label, const char * text)
     lv_label_refr_text(label);
 }
 
+#if USE_LV_MULTI_LANG
 /**
  *Set a text ID which refers a the same text but in a different languages
  * @param label pointer to a label object
@@ -244,16 +245,13 @@ void lv_label_set_static_text(lv_obj_t * label, const char * text)
  */
 void lv_label_set_text_id(lv_obj_t * label, uint32_t txt_id)
 {
-#if USE_LV_MULTI_LANG
     lv_label_ext_t * ext = lv_obj_get_ext_attr(label);
     ext->lang_txt_id = txt_id;
 
     /*Apply the new language*/
     label->signal_func(label, LV_SIGNAL_LANG_CHG, NULL);
-#else
-    LV_LOG_WARN("lv_label_set_text_multi: multiple languages are not enabled. See lv_conf.h USE_LV_MULTI_LANG ")
-#endif
 }
+#endif
 
 /**
  * Set the behavior of the label with longer text then the object size
@@ -367,6 +365,7 @@ char * lv_label_get_text(const lv_obj_t * label)
     return ext->text;
 }
 
+#if USE_LV_MULTI_LANG
 /**
  * Get the text ID of the label. (Used by the multi-language feature)
  * @param label pointer to a label object
@@ -374,15 +373,11 @@ char * lv_label_get_text(const lv_obj_t * label)
  */
 uint16_t lv_label_get_text_id(lv_obj_t * label)
 {
-#if USE_LV_MULTI_LANG
     lv_label_ext_t * ext = lv_obj_get_ext_attr(label);
     return ext->lang_txt_id;
-#else
-    LV_LOG_WARN("lv_label_get_text_multi: multiple languages are not enabled. See lv_conf.h USE_LV_MULTI_LANG ")
-    return 0;
+}
 #endif
 
-}
 /**
  * Get the long mode of a label
  * @param label pointer to a label object

lv_objx/lv_label.h

@@ -186,12 +186,14 @@ static inline void lv_label_set_style(lv_obj_t *label, lv_style_t *style)
  */
 char * lv_label_get_text(const lv_obj_t * label);
 
+#if USE_LV_MULTI_LANG
 /**
  * Get the text ID of the label. (Used by the multi-language feature)
  * @param label pointer to a label object
  * @return ID of the text
  */
 uint16_t lv_label_get_text_id(lv_obj_t * label);
+#endif
 
 /**
  * Get the long mode of a label