Get all buttons : childs from lv_list!

How-to
, ,
1

Description

Get all buttons : childs from lv_list !

What MCU/Processor/Board and compiler are you using?

ESP32IDF with visual studio

What LVGL version are you using?

  • i am using LVGL 7.3

What do you want to achieve?

i need to get all the button insdie the list to do some stuffs !

What have you tried so far?

I tried to get the child from lv_list , but it doesnt show it …

Code to reproduce

  • lv_obj_t *list_of_actions_btn;
    lv_obj_t *list_of_actions;

list_of_actions = lv_list_create(screenAction1, NULL);
for (int i = 0; i < 3; i++)
{
char *name = cJSON_GetObjectItem(arrayChannel, “name”)->valuestring;
LV_IMG_DECLARE(img1620211926196_png);
list_of_actions_btn = lv_list_add_btn(list_of_actions, &img1620211926196_png, name);
}

lv_obj_t *child = lv_obj_get_child_back(list_of_actions, NULL);

    while (child)

    {


        printf("Child is : %s\n", lv_list_get_btn_text(child));
       child = lv_obj_get_child_back(list_of_actions, child);

    }

Screenshot and/or video

Not usefull