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SourceVuESP-IDF Framework and Examplesi80_controller sampledrag_start()

drag_start() function

Syntax

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Summary

Declaration

Definition

from lv_slider.c:46

static void drag_start(lv_obj_t * obj);

Implemented in lv_slider.c:394

Arguments

Argument

obj

References

Code

Location

Referrer

static void drag_start(lv_obj_t * obj)

lv_slider.c:394

static void drag_start(lv_obj_t * obj);

drag_start(obj);

lv_slider.c:484

update_knob_pos()

Call Tree

drag_start() is called by 1 function and calls 6 functions:

update_knob_pos()

drag_start()

lv_obj_get_style_base_dir()

lv_obj_transform_point()

lv_indev_active()

lv_indev_get_point()

lv_slider_get_mode()

is_slider_horizontal()

Data Use

drag_start() reads 16 variables and writes 3 variables:

lv_obj_point_transform_flag_t::LV_OBJ_POINT_TRANSFORM_FLAG_INVERSE_RECURSIVE

lv_base_dir_t::LV_BASE_DIR_RTL

lv_slider_mode_t::LV_SLIDER_MODE_NORMAL

lv_slider_mode_t::LV_SLIDER_MODE_SYMMETRICAL

lv_slider_mode_t::LV_SLIDER_MODE_RANGE

lv_bar_t::val_reversed

lv_slider_t::bar

lv_slider_t::left_knob_area

lv_slider_t::right_knob_area

drag_start()

lv_slider_t::value_to_set

lv_slider_t::dragging

lv_slider_t::left_knob_focus

Class Tree

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Override Tree

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Implementations

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Instances

Lifecycle

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