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<li class="navelem"><a class="el" href="dir_d28a4824dc47e487b107a5db32ef43c4.html">examples</a></li><li class="navelem"><a class="el" href="dir_9bbf8342b0f9a157b7af08fe1412fc17.html">CompButton</a></li> </ul>
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<div class="title">CompButton.ino</div> </div>
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<div class="contents">
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "<a class="code" href="_nex_button_8h.html">NexButton.h</a>"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <a class="code" href="class_nex_button.html">NexButton</a> b0 = <a class="code" href="class_nex_button.html">NexButton</a>(0, 1, <span class="stringliteral">"b0"</span>);</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keywordtype">char</span> buffer[100] = {0};</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <a class="code" href="class_nex_touch.html">NexTouch</a> *nex_listen_list[] = </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> {</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  &b0,</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  NULL</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> };</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keywordtype">void</span> b0PopCallback(<span class="keywordtype">void</span> *ptr)</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> {</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  uint16_t len;</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  uint16_t number;</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <a class="code" href="class_nex_button.html">NexButton</a> *btn = (<a class="code" href="class_nex_button.html">NexButton</a> *)ptr;</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  dbSerialPrintln(<span class="stringliteral">"b0PopCallback"</span>);</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  dbSerialPrint(<span class="stringliteral">"ptr="</span>);</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  dbSerialPrintln((uint32_t)ptr); </div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  memset(buffer, 0, <span class="keyword">sizeof</span>(buffer));</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  btn-><a class="code" href="class_nex_button.html#a5ba1f74aa94b41b98172e42583ee13d6">getText</a>(buffer, <span class="keyword">sizeof</span>(buffer));</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  number = atoi(buffer);</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  number += 1;</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  memset(buffer, 0, <span class="keyword">sizeof</span>(buffer));</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  itoa(number, buffer, 10);</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  btn-><a class="code" href="class_nex_button.html#a649dafc5afb1dc7f1fc1bde1e6270290">setText</a>(buffer);</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> }</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keywordtype">void</span> setup(<span class="keywordtype">void</span>)</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> { </div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  dbSerialBegin(9600); </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <a class="code" href="_nex_touch_8cpp.html#ab09ddba6b72334d30ae091a7b038d790">nexInit</a>();</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  b0.<a class="code" href="class_nex_button.html#a6c7d60c2339b8c4530349fe2e75b840d">attachPop</a>(b0PopCallback, &b0);</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  dbSerialPrintln(<span class="stringliteral">"setup done"</span>); </div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> }</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keywordtype">void</span> loop(<span class="keywordtype">void</span>)</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> { </div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="_nex_touch_8cpp.html#a2ac649a3055291eece6f6787c55a8625">nexLoop</a>(nex_listen_list);</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> }</div>
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<div class="ttc" id="class_nex_button_html_a5ba1f74aa94b41b98172e42583ee13d6"><div class="ttname"><a href="class_nex_button.html#a5ba1f74aa94b41b98172e42583ee13d6">NexButton::getText</a></div><div class="ttdeci">uint16_t getText(char *buffer, uint16_t len)</div><div class="ttdoc">Get text value from button component. </div><div class="ttdef"><b>Definition:</b> <a href="_nex_button_8cpp_source.html#l00035">NexButton.cpp:35</a></div></div>
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<div class="ttc" id="_nex_touch_8cpp_html_ab09ddba6b72334d30ae091a7b038d790"><div class="ttname"><a href="_nex_touch_8cpp.html#ab09ddba6b72334d30ae091a7b038d790">nexInit</a></div><div class="ttdeci">bool nexInit(void)</div><div class="ttdoc">Init Nextion's baudrate,page id. </div><div class="ttdef"><b>Definition:</b> <a href="_nex_touch_8cpp_source.html#l00404">NexTouch.cpp:404</a></div></div>
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<div class="ttc" id="_nex_button_8h_html"><div class="ttname"><a href="_nex_button_8h.html">NexButton.h</a></div><div class="ttdoc">API of NexButton. </div></div>
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<div class="ttc" id="class_nex_button_html_a6c7d60c2339b8c4530349fe2e75b840d"><div class="ttname"><a href="class_nex_button.html#a6c7d60c2339b8c4530349fe2e75b840d">NexButton::attachPop</a></div><div class="ttdeci">void attachPop(NexTouchEventCb pop, void *ptr=NULL)</div><div class="ttdoc">Register button pop callback function. </div><div class="ttdef"><b>Definition:</b> <a href="_nex_button_8cpp_source.html#l00070">NexButton.cpp:70</a></div></div>
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<div class="ttc" id="class_nex_button_html"><div class="ttname"><a href="class_nex_button.html">NexButton</a></div><div class="ttdoc">NexButton,subclass of NexTouch,provides simple methods to control button component. </div><div class="ttdef"><b>Definition:</b> <a href="_nex_button_8h_source.html#l00025">NexButton.h:25</a></div></div>
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<div class="ttc" id="_nex_touch_8cpp_html_a2ac649a3055291eece6f6787c55a8625"><div class="ttname"><a href="_nex_touch_8cpp.html#a2ac649a3055291eece6f6787c55a8625">nexLoop</a></div><div class="ttdeci">bool nexLoop(NexTouch **nex_listen_list)</div><div class="ttdoc">Call mainEventLoop,watting for Nextion's touch event. </div><div class="ttdef"><b>Definition:</b> <a href="_nex_touch_8cpp_source.html#l00420">NexTouch.cpp:420</a></div></div>
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<div class="ttc" id="class_nex_button_html_a649dafc5afb1dc7f1fc1bde1e6270290"><div class="ttname"><a href="class_nex_button.html#a649dafc5afb1dc7f1fc1bde1e6270290">NexButton::setText</a></div><div class="ttdeci">bool setText(const char *buffer)</div><div class="ttdoc">Set text value of button component. </div><div class="ttdef"><b>Definition:</b> <a href="_nex_button_8cpp_source.html#l00053">NexButton.cpp:53</a></div></div>
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<div class="ttc" id="class_nex_touch_html"><div class="ttname"><a href="class_nex_touch.html">NexTouch</a></div><div class="ttdoc">Root Class of Nextion Components. </div><div class="ttdef"><b>Definition:</b> <a href="_nex_touch_8h_source.html#l00057">NexTouch.h:57</a></div></div>
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