lv_indev_get_scroll_dir() function

Check the current scroll direction of an input device (for LV_INDEV_TYPE_POINTER and LV_INDEV_TYPE_BUTTON)

Syntax

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Summary

Declaration

Definition

from lv_indev.h:295

lv_dir_t lv_indev_get_scroll_dir(const lv_indev_t * indev);

Implemented in lv_indev.c:488

Arguments

Argument

Description

indev

pointer to an input device

Return value

LV_DIR_NONE: no scrolling now LV_DIR_HOR/VER

References

Code

Location

Referrer

lv_dir_t lv_indev_get_scroll_dir(const lv_indev_t * indev)

lv_indev.c:488

lv_dir_t lv_indev_get_scroll_dir(const lv_indev_t * indev);

lv_indev.h:295

(sm == LV_SCROLLBAR_MODE_ACTIVE && lv_indev_get_scroll_dir(indev) == LV_DIR_VER))) {

lv_obj_scroll.c:481

lv_obj_get_scrollbar_area()

(sm == LV_SCROLLBAR_MODE_ACTIVE && lv_indev_get_scroll_dir(indev) == LV_DIR_HOR))) {

lv_obj_scroll.c:489

lv_obj_get_scrollbar_area()

Call Tree

lv_indev_get_scroll_dir() is called by 1 function:

lv_obj_get_scrollbar_area()

lv_indev_get_scroll_dir()

Data Use

lv_indev_get_scroll_dir() reads 5 variables:

lv_indev_type_t::LV_INDEV_TYPE_POINTER

lv_indev_type_t::LV_INDEV_TYPE_BUTTON

lv_indev_t::type

lv_indev_t::::scroll_dir

lv_indev_t::pointer

lv_indev_get_scroll_dir()

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