Documentation: examples/CompProgressBar/CompProgressBar.ino Source File

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CompProgressBar.ino
1
20 #include "Nextion.h"
21
22 NexProgressBar j0 = NexProgressBar(0, 3, "j0");
23 NexButton btn_up = NexButton(0, 1, "btn_up");
24 NexButton btn_down = NexButton(0, 2, "btn_down");
25
26 NexTouch *nex_listen_list[] =
27 {
28 &btn_up,
29 &btn_down,
30 NULL
31 };
32
33 void buttonUpPopCallback(void *ptr)
34 {
35 uint32_t number = 0;
36 dbSerialPrintln("buttonUpPopCallback");
37
38 j0.getValue(&number);
39
40 number += 5;
41 if (number >= 100)
42 {
43 number = 100;
44 }
45
46 j0.setValue(number);
47 }
48
49 void buttonDownPopCallback(void *ptr)
50 {
51 uint32_t number = 0;
52 dbSerialPrintln("buttonDownPopCallback");
53
54 j0.getValue(&number);
55
56 if (number >= 5)
57 {
58 number -= 5;
59 }
60
61 j0.setValue(number);
62 }
63
64 void setup(void)
65 {
66 nexInit();
67 btn_up.attachPop(buttonUpPopCallback);
68 btn_down.attachPop(buttonDownPopCallback);
69 dbSerialPrintln("setup done");
70 }
71
72 void loop(void)
73 {
74 nexLoop(nex_listen_list);
75 }
76
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