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- Generated on Fri Jan 6 2017 14:00:35 for Documentation by
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- Generated on Fri Jan 6 2017 08:58:29 for Documentation by
1.8.7
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+ |
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+ Documentation
+
+ For Arduino users
+ |
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+
+CompButton_v0_32.ino
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void nexLoop(NexTouch *nex_listen_list[])
Listen touch event and calling callbacks attached before.
Definition: NexHardware.cpp:235
uint16_t getText(char *buffer, uint16_t len)
Get text attribute of component.
Definition: NexButton.cpp:23
void attachPop(NexTouchEventCb pop, void *ptr=NULL)
Attach an callback function of pop touch event.
Definition: NexTouch.cpp:39
The header file including all other header files provided by this library.
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diff --git a/doc/Documentation/_comp_button_v0_32_8ino-example.html b/doc/Documentation/_comp_button_v0_32_8ino-example.html
new file mode 100755
index 00000000..85ab719
--- /dev/null
+++ b/doc/Documentation/_comp_button_v0_32_8ino-example.html
@@ -0,0 +1,161 @@
+
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+-
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- Generated on Fri Jan 6 2017 14:00:36 for Documentation by
+
+ 1.8.7
+
+
+
+
+
+
+
+
+
+
+
+
+ |
+
+ Documentation
+
+ For Arduino users
+ |
+
+
+
+
+
+
+
+CompButton_v0_32.ino
+
+- How to Use
- This example shows that when the button component on the Nextion screen is released, the text of this button will plus one every time.
- Date
- 2015/7/10 2016/12/25 bring HMI up to v0.32 to avoid too old issues by Patrick Martin, no other changes made
- Copyright
- Copyright (C) 2014-2015 ITEAD Intelligent Systems Co., Ltd.
+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 "Nextion.h"
+
+/*
+ * Declare a button object [page id:0,component id:1, component name: "b0"].
+ */
+
+
+char buffer[100] = {0};
+
+/*
+ * Register a button object to the touch event list.
+ */
+NexTouch *nex_listen_list[] =
+{
+ &b0,
+ NULL
+};
+
+/*
+ * Button component pop callback function.
+ * In this example,the button's text value will plus one every time when it is released.
+ */
+void b0PopCallback(void *ptr)
+{
+ uint16_t len;
+ uint16_t number;
+
+ dbSerialPrintln("b0PopCallback");
+ dbSerialPrint("ptr=");
+ dbSerialPrintln((uint32_t)ptr);
+ memset(buffer, 0, sizeof(buffer));
+
+ /* Get the text value of button component [the value is string type]. */
+
+ number = atoi(buffer);
+ number += 1;
+
+ memset(buffer, 0, sizeof(buffer));
+ itoa(number, buffer, 10);
+
+ /* Set the text value of button component [the value is string type]. */
+ btn->setText(buffer);
+}
+
+void setup(void)
+{
+ /* Set the baudrate which is for debug and communicate with Nextion screen. */
+ nexInit();
+
+ /* Register the pop event callback function of the current button component. */
+ b0.attachPop(b0PopCallback, &b0);
+ dbSerialPrintln("setup done");
+}
+
+void loop(void)
+{
+ /*
+ * When a pop or push event occured every time,
+ * the corresponding component[right page id and component id] in touch event list will be asked.
+ */
+ nexLoop(nex_listen_list);
+}
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diff --git a/doc/Documentation/_comp_crop_8ino-example.html b/doc/Documentation/_comp_crop_8ino-example.html
index 06d9de0..cdfc909 100755
--- a/doc/Documentation/_comp_crop_8ino-example.html
+++ b/doc/Documentation/_comp_crop_8ino-example.html
@@ -67,58 +67,15 @@ $(document).ready(function(){initNavTree('_comp_crop_8ino-example.html','');});
-
+
- Generated on Thu Jan 5 2017 17:05:51 for Documentation by
+
+ 1.8.7
+
- How to Use
- This example shows that when the crop component on the Nextion screen is released, the image of this component will be changed.
- Date
- 2015/7/10
- Date
- 2015/7/10 2016/12/25 bring HMI up to v0.32 to avoid too old issues by Patrick Martin, no other changes made
- Copyright
- Copyright (C) 2014-2015 ITEAD Intelligent Systems Co., Ltd.
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 "Nextion.h"
-
-/*
- * Declare a crop object [page id:0,component id:1, component name: "q0"].
- */
-
-
-NexTouch *nex_listen_list[] =
-{
- &q0,
- NULL
-};
-
-/*
- * Crop component pop callback function.
- * In this example,the image of current crop component will be changed every time when it is released.
- */
-void q0PopCallback(void *ptr)
-{
- uint32_t number = 0;
- dbSerialPrintln("q0PopCallback");
-
- q0.getPic(&number);
-
- number += 1;
- number %= 2;
- q0.setPic(number);
-}
-
-void setup(void)
-{
- nexInit();
- q0.attachPop(q0PopCallback);
- dbSerialPrintln("setup done");
-}
-
-void loop(void)
-{
- nexLoop(nex_listen_list);
-}
-
-