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SourceVuESP-IDF Framework and Examplesi2c_oled sampleget_button_from_point()

get_button_from_point() function

Gives the button id of a button under a given point

Syntax

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Summary

Declaration

Definition

from lv_btnmatrix.c:50

static uint16_t get_button_from_point(lv_obj_t * obj, lv_point_t * p);

Implemented in lv_btnmatrix.c:916

Arguments

Argument

Declared as

Description

obj

pointer to a button matrix object

p

a point with absolute coordinates

Return value

the id of the button or LV_BTNMATRIX_BTN_NONE.

Examples

References

from examples