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Form_8h_source.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<li class="navelem"><a class="el" href="dir_bc0718b08fb2015b8e59c47b2805f60c.html">libraries</a></li><li class="navelem"><a class="el" href="dir_48f64e79f12bd77ba047e9e436ec978c.html">LCD</a></li> </ul>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (C) 2012 Southern Storm Software, Pty Ltd.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * copy of this software and associated documentation files (the "Software"),</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * to deal in the Software without restriction, including without limitation</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * the rights to use, copy, modify, merge, publish, distribute, sublicense,</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * and/or sell copies of the Software, and to permit persons to whom the</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Software is furnished to do so, subject to the following conditions:</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * The above copyright notice and this permission notice shall be included</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * in all copies or substantial portions of the Software.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * DEALINGS IN THE SOFTWARE.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#ifndef Form_h</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span><span class="preprocessor">#define Form_h</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "LCD.h"</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">class </span><a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a>;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#define FORM_CHANGED 1</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="code" href="classForm.html"> 32</a></span> <span class="keyword">class </span><a class="code" href="classForm.html" title="Manager for a form containing data input/output fields.">Form</a> {</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">explicit</span> <a class="code" href="classForm.html#ad30836b22edde707a52d94090b716996" title="Constructs a new form and associates it with lcd.">Form</a>(LiquidCrystal &lcd);</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <a class="code" href="classForm.html#a9cda7cce41e81bfaca51e922d4f9b98f" title="Detaches all remaining fields and destroys this form.">~Form</a>();</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordtype">int</span> <a class="code" href="classForm.html#a89bd3850e87caa2ca7b2e946f923d0ee" title="Dispatches event to the currently active field using Field::dispatch().">dispatch</a>(<span class="keywordtype">int</span> event);</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordtype">void</span> <a class="code" href="classForm.html#a788a186ea4a7ebd75283a948ca45f4d1" title="Changes to the next field in the "tab order".">nextField</a>();</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordtype">void</span> <a class="code" href="classForm.html#acb080fe4f4631e9060e6efab8eaa0a90" title="Changes to the previous field in the "tab order".">prevField</a>();</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">void</span> <a class="code" href="classForm.html#aba75b59f68b31dd77dbbac9ab5c3124b" title="Changes to default field (i.e., the first field).">defaultField</a>();</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">void</span> <a class="code" href="classForm.html#a5cb056ace428e75e321610555bfecac7" title="Adds field to this form.">addField</a>(<a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a> *field);</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">void</span> <a class="code" href="classForm.html#a7abd717029f9b19ee7318470072cd697" title="Removes field from this form.">removeField</a>(<a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a> *field);</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="code" href="classForm.html#a85a219a73294cef1f89a2182b5c25bf8"> 46</a></span>  <a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a> *<a class="code" href="classForm.html#a85a219a73294cef1f89a2182b5c25bf8" title="Returns the current field that is displayed on-screen.">currentField</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> current; }</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordtype">void</span> <a class="code" href="classForm.html#ae6004fedfa07191ffd47d7b12370b4e5" title="Sets the current field that is displayed on-screen.">setCurrentField</a>(<a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a> *field);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="code" href="classForm.html#a48fb77f93e77b28b0397b59e1e9bf789"> 49</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classForm.html#a48fb77f93e77b28b0397b59e1e9bf789" title="Returns true if field is currently displayed on-screen, false otherwise.">isCurrent</a>(<a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a> &field)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> current == &field; }</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordtype">void</span> <a class="code" href="classForm.html#a9e8d718ab55a8034c22c606ccfa90d65" title="Shows the form, or does nothing if the form is already on-screen.">show</a>();</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordtype">void</span> <a class="code" href="classForm.html#a88b9146a3f68e837c5e831203096f9e9" title="Hides the form, or does nothing if the form is not on-screen.">hide</a>();</div>
<div class="line"><a name="l00053"></a><span class="lineno"><a class="code" href="classForm.html#a3101f288e3e5aa8307c57f35861ad587"> 53</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classForm.html#a3101f288e3e5aa8307c57f35861ad587" title="Returns true if the form is shown; false if the form is hidden.">isVisible</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> visible; }</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  LiquidCrystal *_lcd;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a> *first;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a> *last;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a> *current;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">bool</span> visible;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classField.html" title="Manages a single data input/output field within a Form.">Field</a>;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> };</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#endif</span></div>
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