Files
ITEADLIB_Arduino_Nextion/examples/CompButton/CompButton.ino
2015-07-29 12:44:37 +08:00

59 lines
1.3 KiB
C++

/**
* @example CompButton.ino
*
* @par Show how to use API of class NexButton.
*
* @author Wu Pengfei (email:<pengfei.wu@itead.cc>)
* @date 2015/7/10
* @copyright
* Copyright (C) 2014-2015 ITEAD Intelligent Systems Co., Ltd. \n
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*/
#include "NexButton.h"
NexButton b0 = NexButton(0, 1, "b0");
char buffer[100] = {0};
NexTouch *nex_listen_list[] =
{
&b0,
NULL
};
void b0PopCallback(void *ptr)
{
uint16_t len;
uint16_t number;
NexButton *btn = (NexButton *)ptr;
dbSerialPrintln("b0PopCallback");
dbSerialPrint("ptr=");
dbSerialPrintln((uint32_t)ptr);
memset(buffer, 0, sizeof(buffer));
btn->getText(buffer, sizeof(buffer));
number = atoi(buffer);
number += 1;
memset(buffer, 0, sizeof(buffer));
itoa(number, buffer, 10);
btn->setText(buffer);
}
void setup(void)
{
dbSerialBegin(9600);
nexInit();
b0.attachPop(b0PopCallback, &b0);
dbSerialPrintln("setup done");
}
void loop(void)
{
nexLoop(nex_listen_list);
}