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SourceVuESP-IDF Framework and Examplesrgb_panel samplelv_event_get_rotary_diff()

lv_event_get_rotary_diff() function

Get the signed rotary encoder diff. passed as parameter to an event. Can be used in `LV_EVENT_ROTARY`

Syntax

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Summary

Declaration

Definition

from lv_obj_event.h:136

int32_t lv_event_get_rotary_diff(lv_event_t * e);

Implemented in lv_obj_event.c:250

Arguments

Argument

Description

e

pointer to an event

Return value

the triggering key or NULL if called on an unrelated event

Examples

References

from examples