Documentation: examples/CompProgressBar/CompProgressBar_v0_32.ino Source File

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CompProgressBar_v0_32.ino
1
22 #include "Nextion.h"
23
24 NexProgressBar j0 = NexProgressBar(0, 3, "j0");
25 NexButton btn_up = NexButton(0, 1, "btn_up");
26 NexButton btn_down = NexButton(0, 2, "btn_down");
27
28 NexTouch *nex_listen_list[] =
29 {
30 &btn_up,
31 &btn_down,
32 NULL
33 };
34
35 void buttonUpPopCallback(void *ptr)
36 {
37 uint32_t number = 0;
38 dbSerialPrintln("buttonUpPopCallback");
39
40 j0.getValue(&number);
41
42 number += 5;
43 if (number >= 100)
44 {
45 number = 100;
46 }
47
48 j0.setValue(number);
49 }
50
51 void buttonDownPopCallback(void *ptr)
52 {
53 uint32_t number = 0;
54 dbSerialPrintln("buttonDownPopCallback");
55
56 j0.getValue(&number);
57
58 if (number >= 5)
59 {
60 number -= 5;
61 }
62
63 j0.setValue(number);
64 }
65
66 void setup(void)
67 {
68 nexInit();
69 btn_up.attachPop(buttonUpPopCallback);
70 btn_down.attachPop(buttonDownPopCallback);
71 dbSerialPrintln("setup done");
72 }
73
74 void loop(void)
75 {
76 nexLoop(nex_listen_list);
77 }
78
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