BUTTON_SERVICE¶

本文说明该功能的接入方式、关键源码和应用参考。

参考代码¶

文件	作用
`solution\framework\service\button\button_service.c`	扫描按键状态并向应用分发按键事件

Defines

Enums

enum btn_evt_type_t¶

Button event type used for event communication, which is a mask.

Values:

enum keypad_key_code_t¶

key code of keypad. because it will used in LCPU, so it is redefined separatly.

Values:

enum keypad_key_state_t¶

key status of keypad. because it will used in LCPU, so it is redefined separatly.

Values:

struct keypad_status_t¶

#include <button_service.h>

keypad_status of keypad. which is refer to lvgl.

Public Members