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SourceVuESP-IDF Framework and Examplesi80_controller samplelv_buttonmatrix_set_ctrl_map()

lv_buttonmatrix_set_ctrl_map() function

Set the button control map (hidden, disabled etc.) for a button matrix. The control map array will be copied and so may be deallocated after this function returns.

Syntax

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Summary

Declaration

Definition

from lv_buttonmatrix.h:90

void lv_buttonmatrix_set_ctrl_map(lv_obj_t * obj, const lv_buttonmatrix_ctrl_t ctrl_map[]);

Implemented in lv_buttonmatrix.c:190

Arguments

Argument

Description

obj

pointer to a button matrix object

ctrl_map

pointer to an array of `lv_button_ctrl_t` control bytes. The length of the array and position of the elements must match the number and order of the individual buttons (i.e. excludes newline entries). An element of the map should look like e.g.: `ctrl_map[0] = width | LV_BUTTONMATRIX_CTRL_NO_REPEAT | LV_BUTTONMATRIX_CTRL_TGL_ENABLE`

References

Code

Location

Referrer

void lv_buttonmatrix_set_ctrl_map(lv_obj_t * obj, const lv_buttonmatrix_ctrl_t ctrl_map[])

lv_buttonmatrix.c:190

void lv_buttonmatrix_set_ctrl_map(lv_obj_t * obj, const lv_buttonmatrix_ctrl_t ctrl_map[]);

lv_buttonmatrix.h:90

lv_buttonmatrix_set_ctrl_map(obj, kb_ctrl[keyboard->mode]);

lv_keyboard.c:470

lv_keyboard_update_ctrl_map()

lv_buttonmatrix_set_ctrl_map(obj, ctrl_map);

lv_keyboard.c:485

lv_keyboard_update_ctrl_map()

Call Tree

lv_buttonmatrix_set_ctrl_map() is called by 1 function and calls 2 functions:

lv_keyboard_update_ctrl_map()

lv_buttonmatrix_set_ctrl_map()

lv_buttonmatrix_set_map()

Data Use

lv_buttonmatrix_set_ctrl_map() reads 3 variables:

lv_buttonmatrix_t::map_p

lv_buttonmatrix_t::ctrl_bits

lv_buttonmatrix_t::btn_cnt

lv_buttonmatrix_set_ctrl_map()

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