Symbols

loading (2/4)...

Files

loading (2/4)...

Summary Syntax Arguments References Call Tree Data Use

SourceVuESP-IDF Framework and Examplesi80_controller samplelv_buttonmatrix_set_button_width()

lv_buttonmatrix_set_button_width() function

Set a single button's relative width. This method will cause the matrix be regenerated and is a relatively expensive operation. It is recommended that initial width be specified using `lv_buttonmatrix_set_ctrl_map` and this method only be used for dynamic changes.

Syntax

Show:

Summary

Declaration

Definition

from lv_buttonmatrix.h:138

void lv_buttonmatrix_set_button_width(lv_obj_t * obj, uint32_t btn_id, uint32_t width);

Implemented in lv_buttonmatrix.c:271

Arguments

Argument

Description

obj

pointer to button matrix object

btn_id

0 based index of the button to modify.

width

relative width compared to the buttons in the same row. [1..15]

References

Code

Location

Referrer

void lv_buttonmatrix_set_button_width(lv_obj_t * obj, uint32_t btn_id, uint32_t width)

lv_buttonmatrix.c:271

void lv_buttonmatrix_set_button_width(lv_obj_t * obj, uint32_t btn_id, uint32_t width);

lv_buttonmatrix.h:138

lv_buttonmatrix_set_button_width(btnm1, 10, 2); /*Make "Action1" twice as wide as "Action2"*/

lv_example_buttonmatrix_1.c:25

lv_example_buttonmatrix_1()

Call Tree

lv_buttonmatrix_set_button_width() is called by 1 function and calls 1 function:

lv_example_buttonmatrix_1()

lv_buttonmatrix_set_button_width()

lv_buttonmatrix_set_map()

Data Use

lv_buttonmatrix_set_button_width() reads 3 variables:

lv_buttonmatrix_t::map_p

lv_buttonmatrix_t::ctrl_bits

lv_buttonmatrix_t::btn_cnt

lv_buttonmatrix_set_button_width()

Class Tree

All items filtered out

All items filtered out

Override Tree

All items filtered out

All items filtered out

Implementations

All items filtered out

All items filtered out

Instances

Lifecycle

All items filtered out

All items filtered out