lv_group.h

lv_group_set_default

Set default group. New Widgets will be added to this group if it's enabled in their class with add_to_def_group = true.

void lv_group_set_default(lv_group_t *group)

lv_group_set_focus_cb

Set a function for a group which will be called when a new Widget has focus.

void lv_group_set_focus_cb(lv_group_t *group, lv_group_focus_cb_t focus_cb)

lv_group_set_edge_cb

Set a function for a group which will be called when a focus edge is reached

void lv_group_set_edge_cb(lv_group_t *group, lv_group_edge_cb_t edge_cb)

lv_group_set_refocus_policy

Set whether the next or previous Widget in a group gets focus when Widget that has focus is deleted.

void lv_group_set_refocus_policy(lv_group_t *group, lv_group_refocus_policy_t policy)

lv_group_set_editing

Manually set the current mode (edit or navigate).

void lv_group_set_editing(lv_group_t *group, bool edit)

lv_group_set_wrap

Set whether moving focus to next/previous Widget will allow wrapping from first->last or last->first Widget.

void lv_group_set_wrap(lv_group_t *group, bool en)

lv_group_set_external_data

Attaches external user data and destructor callback to a group.

Associates custom user data with an LVGL group and specifies a destructor function that will be automatically invoked when the group is deleted to properly clean up the associated resources.

void lv_group_set_external_data(lv_group_t *group, void *data, void(*free_cb)(void *data))

lv_group_set_user_data

Set user data to the group

void lv_group_set_user_data(lv_group_t *group, void *user_data)