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fix(obj) Add missing getter and setter for user_data (#2221)

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* fix(obj) Add missing getter and setter for user_data

This is needed for Micropython bindings, which stores a reference to the Python object which wraps the LVGL object.

* Added comments to lv_obj_[get/set]_user_data
This commit is contained in:
Amir Gonnen
2021-04-27 15:06:57 +03:00
committed by GitHub
parent 9eb71a0538
commit 7d3d206105
1 changed files with 24 additions and 0 deletions
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src/core/lv_obj.h
+24
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@@ -263,6 +263,18 @@ void lv_obj_clear_state(lv_obj_t * obj, lv_state_t state);
*/
void lv_obj_set_base_dir(lv_obj_t * obj, lv_bidi_dir_t dir);
/**
* Set the user_data field of the object
* @param obj pointer to an object
* @param user_data pointer to the new user_data.
*/
#if LV_USE_USER_DATA
static inline void lv_obj_set_user_data(lv_obj_t * obj, void * user_data)
{
obj->user_data = user_data;
}
#endif
/*=======================
* Getter functions
*======================*/
@@ -313,6 +325,18 @@ bool lv_obj_has_state(const lv_obj_t * obj, lv_state_t state);
*/
void * lv_obj_get_group(const lv_obj_t * obj);
/**
* Get the user_data field of the object
* @param obj pointer to an object
* @return the pointer to the user_data of the object
*/
#if LV_USE_USER_DATA
static inline void * lv_obj_get_user_data(lv_obj_t * obj)
{
return obj->user_data;
}
#endif
/*=======================
* Other functions
*======================*/