CompProgressBar.ino
#include "Nextion.h"
NexProgressBar j0 = NexProgressBar(0, 3, "j0");
NexButton btn_up = NexButton(0, 1, "btn_up");
NexButton btn_down = NexButton(0, 2, "btn_down");
NexTouch *nex_listen_list[] =
{
&btn_up,
&btn_down,
NULL
};
void buttonUpPopCallback(void *ptr)
{
uint32_t number = 0;
dbSerialPrintln("buttonUpPopCallback");
j0.getValue(&number);
number += 5;
if (number >= 100)
{
number = 100;
}
j0.setValue(number);
}
void buttonDownPopCallback(void *ptr)
{
uint32_t number = 0;
dbSerialPrintln("buttonDownPopCallback");
j0.getValue(&number);
if (number >= 5)
{
number -= 5;
}
j0.setValue(number);
}
void setup(void)
{
nexInit();
btn_up.attachPop(buttonUpPopCallback);
btn_down.attachPop(buttonDownPopCallback);
dbSerialPrintln("setup done");
}
void loop(void)
{
nexLoop(nex_listen_list);
}
nexLoop
void nexLoop(NexTouch *nex_listen_list[])
Listen touch event and calling callbacks attached before.
Definition: NexHardware.cpp:235
NexProgressBar::setValue
bool setValue(uint32_t number)
Set the value of progress bar.
Definition: NexProgressBar.cpp:32
NexTouch::attachPop
void attachPop(NexTouchEventCb pop, void *ptr=NULL)
Attach an callback function of pop touch event.
Definition: NexTouch.cpp:39
nexInit
bool nexInit(void)
Init Nextion.
Definition: NexHardware.cpp:220
NexButton
NexButton component.
Definition: NexButton.h:35
Nextion.h
The header file including all other header files provided by this library.
NexProgressBar::getValue
bool getValue(uint32_t *number)
Get the value of progress bar.
Definition: NexProgressBar.cpp:23
NexTouch
Father class of the components with touch events.
Definition: NexTouch.h:53
NexProgressBar
NexProgressBar component.
Definition: NexProgressBar.h:30