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DISTRHO Plugin Framework
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  8. <title>DISTRHO Plugin Framework: UI Class Reference</title>

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  63. <div class="header">

  64.   <div class="summary">

  65. <a href="#pub-methods">Public Member Functions</a> &#124;

  66. <a href="#pub-static-methods">Static Public Member Functions</a> &#124;

  67. <a href="#pro-methods">Protected Member Functions</a> &#124;

  68. <a href="#friends">Friends</a> &#124;

  69. <a href="classUI-members.html">List of all members</a>  </div>

  70.   <div class="headertitle">

  71. <div class="title">UI Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span><div class="ingroups"><a class="el" href="group__MainClasses.html">Main Classes</a></div></div>  </div>

  72. </div><!--header-->

  73. <div class="contents">

  74. 

  75. <p><code>#include &lt;<a class="el" href="DistrhoUI_8hpp_source.html">DistrhoUI.hpp</a>&gt;</code></p>

  76. <div class="dynheader">

  77. Inheritance diagram for UI:</div>

  78. <div class="dyncontent">

  79.  <div class="center">

  80.   <img src="classUI.png" alt=""/>

  81.  </div></div>

  82. <table class="memberdecls">

  83. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>

  84. Public Member Functions</h2></td></tr>

  85. <tr class="memitem:a844584caf362e72c0def15ff3477187f"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a844584caf362e72c0def15ff3477187f">UI</a> (uint width=0, uint height=0, bool automaticallyScaleAndSetAsMinimumSize=false)</td></tr>

  86. <tr class="separator:a844584caf362e72c0def15ff3477187f"><td class="memSeparator" colspan="2">&#160;</td></tr>

  87. <tr class="memitem:a9b9e41e6021cc07a25b50539e74daaae"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a9b9e41e6021cc07a25b50539e74daaae">~UI</a> () override</td></tr>

  88. <tr class="separator:a9b9e41e6021cc07a25b50539e74daaae"><td class="memSeparator" colspan="2">&#160;</td></tr>

  89. <tr class="memitem:a8fe940d56a0c283095e28bbc5806af31"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a8fe940d56a0c283095e28bbc5806af31">isResizable</a> () const noexcept</td></tr>

  90. <tr class="separator:a8fe940d56a0c283095e28bbc5806af31"><td class="memSeparator" colspan="2">&#160;</td></tr>

  91. <tr class="memitem:a3c47bc4cb3dcc558bbd05791d1cc83f5"><td class="memItemLeft" align="right" valign="top">uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a3c47bc4cb3dcc558bbd05791d1cc83f5">getBackgroundColor</a> () const noexcept</td></tr>

  92. <tr class="separator:a3c47bc4cb3dcc558bbd05791d1cc83f5"><td class="memSeparator" colspan="2">&#160;</td></tr>

  93. <tr class="memitem:a607ea9f2978605808d8ef5dc3531fae7"><td class="memItemLeft" align="right" valign="top">uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a607ea9f2978605808d8ef5dc3531fae7">getForegroundColor</a> () const noexcept</td></tr>

  94. <tr class="separator:a607ea9f2978605808d8ef5dc3531fae7"><td class="memSeparator" colspan="2">&#160;</td></tr>

  95. <tr class="memitem:a97d880182254652f94e7bed355370c07"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a97d880182254652f94e7bed355370c07">getSampleRate</a> () const noexcept</td></tr>

  96. <tr class="separator:a97d880182254652f94e7bed355370c07"><td class="memSeparator" colspan="2">&#160;</td></tr>

  97. <tr class="memitem:a3359930fbeb2670230e617d430ecd67e"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a3359930fbeb2670230e617d430ecd67e">getBundlePath</a> () const noexcept</td></tr>

  98. <tr class="separator:a3359930fbeb2670230e617d430ecd67e"><td class="memSeparator" colspan="2">&#160;</td></tr>

  99. <tr class="memitem:a2efcd4f21af0470e91fb6a342d7667a0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a2efcd4f21af0470e91fb6a342d7667a0">editParameter</a> (uint32_t index, bool started)</td></tr>

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  101. <tr class="memitem:a973db6e8805f0aa9be3457685564ab8a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a973db6e8805f0aa9be3457685564ab8a">setParameterValue</a> (uint32_t index, float value)</td></tr>

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  103. <tr class="memitem:abc94a38afa658849f3fdfd66cd8f5f51"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#abc94a38afa658849f3fdfd66cd8f5f51">setState</a> (const char *key, const char *value)</td></tr>

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  105. <tr class="memitem:a53aebb0a0a4ee5d321503d2ba8d7a631"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a53aebb0a0a4ee5d321503d2ba8d7a631">requestStateFile</a> (const char *key)</td></tr>

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  107. <tr class="memitem:a9d630b2b1696e01015d869a5b434eb6e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a9d630b2b1696e01015d869a5b434eb6e">sendNote</a> (uint8_t channel, uint8_t note, uint8_t velocity)</td></tr>

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  109. <tr class="memitem:a0863a8f7ca7fc7e172e703c58518329f"><td class="memItemLeft" align="right" valign="top">void *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a0863a8f7ca7fc7e172e703c58518329f">getPluginInstancePointer</a> () const noexcept</td></tr>

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  112. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>

  113. Static Public Member Functions</h2></td></tr>

  114. <tr class="memitem:ab157329c83a4660dd059508dc8d041f5"><td class="memItemLeft" align="right" valign="top">static const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#ab157329c83a4660dd059508dc8d041f5">getNextBundlePath</a> () noexcept</td></tr>

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  116. <tr class="memitem:aa7277c575b7d0a75475e5a7ae684dc0f"><td class="memItemLeft" align="right" valign="top">static double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#aa7277c575b7d0a75475e5a7ae684dc0f">getNextScaleFactor</a> () noexcept</td></tr>

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  118. <tr class="memitem:a4630e30aec3f3e7dcfc353ef2807bf56"><td class="memItemLeft" align="right" valign="top">static uintptr_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a4630e30aec3f3e7dcfc353ef2807bf56">getNextWindowId</a> () noexcept</td></tr>

  119. <tr class="separator:a4630e30aec3f3e7dcfc353ef2807bf56"><td class="memSeparator" colspan="2">&#160;</td></tr>

  120. </table><table class="memberdecls">

  121. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>

  122. Protected Member Functions</h2></td></tr>

  123. <tr class="memitem:ab3086d302a9685b25abf144ade3e88f6"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#ab3086d302a9685b25abf144ade3e88f6">parameterChanged</a> (uint32_t index, float value)=0</td></tr>

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  125. <tr class="memitem:a2f043dd1b2e179248a19918c5483cfae"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a2f043dd1b2e179248a19918c5483cfae">programLoaded</a> (uint32_t index)=0</td></tr>

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  127. <tr class="memitem:a1bdc7e158d974e82f0535f1658d66575"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a1bdc7e158d974e82f0535f1658d66575">stateChanged</a> (const char *key, const char *value)=0</td></tr>

  128. <tr class="separator:a1bdc7e158d974e82f0535f1658d66575"><td class="memSeparator" colspan="2">&#160;</td></tr>

  129. <tr class="memitem:ac3e98726ca71f95a1e6c867706ebd9be"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#ac3e98726ca71f95a1e6c867706ebd9be">sampleRateChanged</a> (double newSampleRate)</td></tr>

  130. <tr class="separator:ac3e98726ca71f95a1e6c867706ebd9be"><td class="memSeparator" colspan="2">&#160;</td></tr>

  131. <tr class="memitem:af8de639088f3b2d42c266a2d2d6719da"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#af8de639088f3b2d42c266a2d2d6719da">uiIdle</a> ()</td></tr>

  132. <tr class="separator:af8de639088f3b2d42c266a2d2d6719da"><td class="memSeparator" colspan="2">&#160;</td></tr>

  133. <tr class="memitem:ad89b09ef4e8129d72ff3b3cb8716a96b"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#ad89b09ef4e8129d72ff3b3cb8716a96b">uiScaleFactorChanged</a> (double scaleFactor)</td></tr>

  134. <tr class="separator:ad89b09ef4e8129d72ff3b3cb8716a96b"><td class="memSeparator" colspan="2">&#160;</td></tr>

  135. <tr class="memitem:a3d499674a620c1ce3b6e1dbded9f09c4"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUI.html#a3d499674a620c1ce3b6e1dbded9f09c4">sizeChanged</a> (uint width, uint height) override</td></tr>

  136. <tr class="separator:a3d499674a620c1ce3b6e1dbded9f09c4"><td class="memSeparator" colspan="2">&#160;</td></tr>

  137. </table><table class="memberdecls">

  138. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="friends"></a>

  139. Friends</h2></td></tr>

  140. <tr class="memitem:a248da0691bb4a09193e912d67ab7552e"><td class="memItemLeft" align="right" valign="top"><a id="a248da0691bb4a09193e912d67ab7552e"></a>

  141. class&#160;</td><td class="memItemRight" valign="bottom"><b>PluginWindow</b></td></tr>

  142. <tr class="separator:a248da0691bb4a09193e912d67ab7552e"><td class="memSeparator" colspan="2">&#160;</td></tr>

  143. <tr class="memitem:aaf9db2e4a604d26b79f28734659b7409"><td class="memItemLeft" align="right" valign="top"><a id="aaf9db2e4a604d26b79f28734659b7409"></a>

  144. class&#160;</td><td class="memItemRight" valign="bottom"><b>UIExporter</b></td></tr>

  145. <tr class="separator:aaf9db2e4a604d26b79f28734659b7409"><td class="memSeparator" colspan="2">&#160;</td></tr>

  146. </table>

  147. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>

  148. <div class="textblock"><p>DPF <a class="el" href="classUI.html">UI</a> class from where <a class="el" href="classUI.html">UI</a> instances are created.</p>

  149. <dl class="section note"><dt>Note</dt><dd>You must call setSize during construction, @TODO Detailed information about this class. </dd></dl>

  150. </div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>

  151. <a id="a844584caf362e72c0def15ff3477187f"></a>

  152. <h2 class="memtitle"><span class="permalink"><a href="#a844584caf362e72c0def15ff3477187f">&#9670;&nbsp;</a></span>UI()</h2>

  153. 

  154. <div class="memitem">

  155. <div class="memproto">

  156.       <table class="memname">

  157.         <tr>

  158.           <td class="memname">UI::UI </td>

  159.           <td>(</td>

  160.           <td class="paramtype">uint&#160;</td>

  161.           <td class="paramname"><em>width</em> = <code>0</code>, </td>

  162.         </tr>

  163.         <tr>

  164.           <td class="paramkey"></td>

  165.           <td></td>

  166.           <td class="paramtype">uint&#160;</td>

  167.           <td class="paramname"><em>height</em> = <code>0</code>, </td>

  168.         </tr>

  169.         <tr>

  170.           <td class="paramkey"></td>

  171.           <td></td>

  172.           <td class="paramtype">bool&#160;</td>

  173.           <td class="paramname"><em>automaticallyScaleAndSetAsMinimumSize</em> = <code>false</code>&#160;</td>

  174.         </tr>

  175.         <tr>

  176.           <td></td>

  177.           <td>)</td>

  178.           <td></td><td></td>

  179.         </tr>

  180.       </table>

  181. </div><div class="memdoc">

  182. <p><a class="el" href="classUI.html">UI</a> class constructor. The <a class="el" href="classUI.html">UI</a> should be initialized to a default state that matches the plugin side.</p>

  183. <p>When <em>automaticallyScale</em> is set to true, DPF will automatically scale up the <a class="el" href="classUI.html">UI</a> to fit the host/desktop scale factor.<br  />

  184. It assumes aspect ratio is meant to be kept. Manually call setGeometryConstraints instead if keeping <a class="el" href="classUI.html">UI</a> aspect ratio is not required. </p>

  185. 

  186. </div>

  187. </div>

  188. <a id="a9b9e41e6021cc07a25b50539e74daaae"></a>

  189. <h2 class="memtitle"><span class="permalink"><a href="#a9b9e41e6021cc07a25b50539e74daaae">&#9670;&nbsp;</a></span>~UI()</h2>

  190. 

  191. <div class="memitem">

  192. <div class="memproto">

  193. <table class="mlabels">

  194.   <tr>

  195.   <td class="mlabels-left">

  196.       <table class="memname">

  197.         <tr>

  198.           <td class="memname">UI::~UI </td>

  199.           <td>(</td>

  200.           <td class="paramname"></td><td>)</td>

  201.           <td></td>

  202.         </tr>

  203.       </table>

  204.   </td>

  205.   <td class="mlabels-right">

  206. <span class="mlabels"><span class="mlabel">override</span></span>  </td>

  207.   </tr>

  208. </table>

  209. </div><div class="memdoc">

  210. <p>Destructor. </p>

  211. 

  212. </div>

  213. </div>

  214. <h2 class="groupheader">Member Function Documentation</h2>

  215. <a id="a8fe940d56a0c283095e28bbc5806af31"></a>

  216. <h2 class="memtitle"><span class="permalink"><a href="#a8fe940d56a0c283095e28bbc5806af31">&#9670;&nbsp;</a></span>isResizable()</h2>

  217. 

  218. <div class="memitem">

  219. <div class="memproto">

  220. <table class="mlabels">

  221.   <tr>

  222.   <td class="mlabels-left">

  223.       <table class="memname">

  224.         <tr>

  225.           <td class="memname">bool UI::isResizable </td>

  226.           <td>(</td>

  227.           <td class="paramname"></td><td>)</td>

  228.           <td> const</td>

  229.         </tr>

  230.       </table>

  231.   </td>

  232.   <td class="mlabels-right">

  233. <span class="mlabels"><span class="mlabel">noexcept</span></span>  </td>

  234.   </tr>

  235. </table>

  236. </div><div class="memdoc">

  237. <p>Check if this <a class="el" href="classUI.html">UI</a> window is resizable (by the user or window manager). There are situations where an <a class="el" href="classUI.html">UI</a> supports resizing but the plugin host does not, so this could return false.</p>

  238. <p>You might want to add a resize handle for such cases, so the user is still allowed to resize the window. (programatically resizing a window is always possible, but the same is not true for the window manager) </p>

  239. 

  240. </div>

  241. </div>

  242. <a id="a3c47bc4cb3dcc558bbd05791d1cc83f5"></a>

  243. <h2 class="memtitle"><span class="permalink"><a href="#a3c47bc4cb3dcc558bbd05791d1cc83f5">&#9670;&nbsp;</a></span>getBackgroundColor()</h2>

  244. 

  245. <div class="memitem">

  246. <div class="memproto">

  247. <table class="mlabels">

  248.   <tr>

  249.   <td class="mlabels-left">

  250.       <table class="memname">

  251.         <tr>

  252.           <td class="memname">uint UI::getBackgroundColor </td>

  253.           <td>(</td>

  254.           <td class="paramname"></td><td>)</td>

  255.           <td> const</td>

  256.         </tr>

  257.       </table>

  258.   </td>

  259.   <td class="mlabels-right">

  260. <span class="mlabels"><span class="mlabel">noexcept</span></span>  </td>

  261.   </tr>

  262. </table>

  263. </div><div class="memdoc">

  264. <p>Get the color used for <a class="el" href="classUI.html">UI</a> background (i.e. window color) in RGBA format. Returns 0 by default, in case of error or lack of host support.</p>

  265. <p>The following example code can be use to extract individual colors: </p><div class="fragment"><div class="line"><span class="keyword">const</span> <span class="keywordtype">int</span> red   = (bgColor &gt;&gt; 24) &amp; 0xff;</div>

  266. <div class="line"><span class="keyword">const</span> <span class="keywordtype">int</span> green = (bgColor &gt;&gt; 16) &amp; 0xff;</div>

  267. <div class="line"><span class="keyword">const</span> <span class="keywordtype">int</span> blue  = (bgColor &gt;&gt;  8) &amp; 0xff;</div>

  268. </div><!-- fragment --> 

  269. </div>

  270. </div>

  271. <a id="a607ea9f2978605808d8ef5dc3531fae7"></a>

  272. <h2 class="memtitle"><span class="permalink"><a href="#a607ea9f2978605808d8ef5dc3531fae7">&#9670;&nbsp;</a></span>getForegroundColor()</h2>

  273. 

  274. <div class="memitem">

  275. <div class="memproto">

  276. <table class="mlabels">

  277.   <tr>

  278.   <td class="mlabels-left">

  279.       <table class="memname">

  280.         <tr>

  281.           <td class="memname">uint UI::getForegroundColor </td>

  282.           <td>(</td>

  283.           <td class="paramname"></td><td>)</td>

  284.           <td> const</td>

  285.         </tr>

  286.       </table>

  287.   </td>

  288.   <td class="mlabels-right">

  289. <span class="mlabels"><span class="mlabel">noexcept</span></span>  </td>

  290.   </tr>

  291. </table>

  292. </div><div class="memdoc">

  293. <p>Get the color used for <a class="el" href="classUI.html">UI</a> foreground (i.e. text color) in RGBA format. Returns 0xffffffff by default, in case of error or lack of host support.</p>

  294. <p>The following example code can be use to extract individual colors: </p><div class="fragment"><div class="line"><span class="keyword">const</span> <span class="keywordtype">int</span> red   = (fgColor &gt;&gt; 24) &amp; 0xff;</div>

  295. <div class="line"><span class="keyword">const</span> <span class="keywordtype">int</span> green = (fgColor &gt;&gt; 16) &amp; 0xff;</div>

  296. <div class="line"><span class="keyword">const</span> <span class="keywordtype">int</span> blue  = (fgColor &gt;&gt;  8) &amp; 0xff;</div>

  297. </div><!-- fragment --> 

  298. </div>

  299. </div>

  300. <a id="a97d880182254652f94e7bed355370c07"></a>

  301. <h2 class="memtitle"><span class="permalink"><a href="#a97d880182254652f94e7bed355370c07">&#9670;&nbsp;</a></span>getSampleRate()</h2>

  302. 

  303. <div class="memitem">

  304. <div class="memproto">

  305. <table class="mlabels">

  306.   <tr>

  307.   <td class="mlabels-left">

  308.       <table class="memname">

  309.         <tr>

  310.           <td class="memname">double UI::getSampleRate </td>

  311.           <td>(</td>

  312.           <td class="paramname"></td><td>)</td>

  313.           <td> const</td>

  314.         </tr>

  315.       </table>

  316.   </td>

  317.   <td class="mlabels-right">

  318. <span class="mlabels"><span class="mlabel">noexcept</span></span>  </td>

  319.   </tr>

  320. </table>

  321. </div><div class="memdoc">

  322. <p>Get the current sample rate used in plugin processing. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="classUI.html#ac3e98726ca71f95a1e6c867706ebd9be">sampleRateChanged(double)</a> </dd></dl>

  323. 

  324. </div>

  325. </div>

  326. <a id="a3359930fbeb2670230e617d430ecd67e"></a>

  327. <h2 class="memtitle"><span class="permalink"><a href="#a3359930fbeb2670230e617d430ecd67e">&#9670;&nbsp;</a></span>getBundlePath()</h2>

  328. 

  329. <div class="memitem">

  330. <div class="memproto">

  331. <table class="mlabels">

  332.   <tr>

  333.   <td class="mlabels-left">

  334.       <table class="memname">

  335.         <tr>

  336.           <td class="memname">const char* UI::getBundlePath </td>

  337.           <td>(</td>

  338.           <td class="paramname"></td><td>)</td>

  339.           <td> const</td>

  340.         </tr>

  341.       </table>

  342.   </td>

  343.   <td class="mlabels-right">

  344. <span class="mlabels"><span class="mlabel">noexcept</span></span>  </td>

  345.   </tr>

  346. </table>

  347. </div><div class="memdoc">

  348. <p>Get the bundle path where the <a class="el" href="classUI.html">UI</a> resides.<br  />

  349. Can return null if the <a class="el" href="classUI.html">UI</a> is not available in a bundle (if it is a single binary). </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="group__PluginRelatedUtilities.html#ga59aac78ab7142a37a7a2c5f0c7fd2a62">getBinaryFilename</a> </dd></dl>

  350. 

  351. </div>

  352. </div>

  353. <a id="a2efcd4f21af0470e91fb6a342d7667a0"></a>

  354. <h2 class="memtitle"><span class="permalink"><a href="#a2efcd4f21af0470e91fb6a342d7667a0">&#9670;&nbsp;</a></span>editParameter()</h2>

  355. 

  356. <div class="memitem">

  357. <div class="memproto">

  358.       <table class="memname">

  359.         <tr>

  360.           <td class="memname">void UI::editParameter </td>

  361.           <td>(</td>

  362.           <td class="paramtype">uint32_t&#160;</td>

  363.           <td class="paramname"><em>index</em>, </td>

  364.         </tr>

  365.         <tr>

  366.           <td class="paramkey"></td>

  367.           <td></td>

  368.           <td class="paramtype">bool&#160;</td>

  369.           <td class="paramname"><em>started</em>&#160;</td>

  370.         </tr>

  371.         <tr>

  372.           <td></td>

  373.           <td>)</td>

  374.           <td></td><td></td>

  375.         </tr>

  376.       </table>

  377. </div><div class="memdoc">

  378. <p>editParameter.</p>

  379. <p>Touch/pressed-down event. Lets the host know the user is tweaking a parameter. Required in some hosts to record automation. </p>

  380. 

  381. </div>

  382. </div>

  383. <a id="a973db6e8805f0aa9be3457685564ab8a"></a>

  384. <h2 class="memtitle"><span class="permalink"><a href="#a973db6e8805f0aa9be3457685564ab8a">&#9670;&nbsp;</a></span>setParameterValue()</h2>

  385. 

  386. <div class="memitem">

  387. <div class="memproto">

  388.       <table class="memname">

  389.         <tr>

  390.           <td class="memname">void UI::setParameterValue </td>

  391.           <td>(</td>

  392.           <td class="paramtype">uint32_t&#160;</td>

  393.           <td class="paramname"><em>index</em>, </td>

  394.         </tr>

  395.         <tr>

  396.           <td class="paramkey"></td>

  397.           <td></td>

  398.           <td class="paramtype">float&#160;</td>

  399.           <td class="paramname"><em>value</em>&#160;</td>

  400.         </tr>

  401.         <tr>

  402.           <td></td>

  403.           <td>)</td>

  404.           <td></td><td></td>

  405.         </tr>

  406.       </table>

  407. </div><div class="memdoc">

  408. <p>setParameterValue.</p>

  409. <p>Change a parameter value in the <a class="el" href="classPlugin.html">Plugin</a>. </p>

  410. 

  411. </div>

  412. </div>

  413. <a id="abc94a38afa658849f3fdfd66cd8f5f51"></a>

  414. <h2 class="memtitle"><span class="permalink"><a href="#abc94a38afa658849f3fdfd66cd8f5f51">&#9670;&nbsp;</a></span>setState()</h2>

  415. 

  416. <div class="memitem">

  417. <div class="memproto">

  418.       <table class="memname">

  419.         <tr>

  420.           <td class="memname">void UI::setState </td>

  421.           <td>(</td>

  422.           <td class="paramtype">const char *&#160;</td>

  423.           <td class="paramname"><em>key</em>, </td>

  424.         </tr>

  425.         <tr>

  426.           <td class="paramkey"></td>

  427.           <td></td>

  428.           <td class="paramtype">const char *&#160;</td>

  429.           <td class="paramname"><em>value</em>&#160;</td>

  430.         </tr>

  431.         <tr>

  432.           <td></td>

  433.           <td>)</td>

  434.           <td></td><td></td>

  435.         </tr>

  436.       </table>

  437. </div><div class="memdoc">

  438. <p>setState. @TODO Document this. </p>

  439. 

  440. </div>

  441. </div>

  442. <a id="a53aebb0a0a4ee5d321503d2ba8d7a631"></a>

  443. <h2 class="memtitle"><span class="permalink"><a href="#a53aebb0a0a4ee5d321503d2ba8d7a631">&#9670;&nbsp;</a></span>requestStateFile()</h2>

  444. 

  445. <div class="memitem">

  446. <div class="memproto">

  447.       <table class="memname">

  448.         <tr>

  449.           <td class="memname">bool UI::requestStateFile </td>

  450.           <td>(</td>

  451.           <td class="paramtype">const char *&#160;</td>

  452.           <td class="paramname"><em>key</em></td><td>)</td>

  453.           <td></td>

  454.         </tr>

  455.       </table>

  456. </div><div class="memdoc">

  457. <p>Request a new file from the host, matching the properties of a state key.<br  />

  458. This will use the native host file browser if available, otherwise a DPF built-in file browser is used.<br  />

  459. Response will be sent asynchronously to stateChanged, with the matching key and the new file as the value.<br  />

  460. It is not possible to know if the action was cancelled by the user.</p>

  461. <dl class="section return"><dt>Returns</dt><dd>Success if a file-browser was opened, otherwise false. </dd></dl>

  462. <dl class="section note"><dt>Note</dt><dd>You cannot request more than one file at a time. </dd></dl>

  463. 

  464. </div>

  465. </div>

  466. <a id="a9d630b2b1696e01015d869a5b434eb6e"></a>

  467. <h2 class="memtitle"><span class="permalink"><a href="#a9d630b2b1696e01015d869a5b434eb6e">&#9670;&nbsp;</a></span>sendNote()</h2>

  468. 

  469. <div class="memitem">

  470. <div class="memproto">

  471.       <table class="memname">

  472.         <tr>

  473.           <td class="memname">void UI::sendNote </td>

  474.           <td>(</td>

  475.           <td class="paramtype">uint8_t&#160;</td>

  476.           <td class="paramname"><em>channel</em>, </td>

  477.         </tr>

  478.         <tr>

  479.           <td class="paramkey"></td>

  480.           <td></td>

  481.           <td class="paramtype">uint8_t&#160;</td>

  482.           <td class="paramname"><em>note</em>, </td>

  483.         </tr>

  484.         <tr>

  485.           <td class="paramkey"></td>

  486.           <td></td>

  487.           <td class="paramtype">uint8_t&#160;</td>

  488.           <td class="paramname"><em>velocity</em>&#160;</td>

  489.         </tr>

  490.         <tr>

  491.           <td></td>

  492.           <td>)</td>

  493.           <td></td><td></td>

  494.         </tr>

  495.       </table>

  496. </div><div class="memdoc">

  497. <p>Send a single MIDI note from the <a class="el" href="classUI.html">UI</a> to the plugin DSP side.<br  />

  498. A note with zero velocity will be sent as note-off (MIDI 0x80), otherwise note-on (MIDI 0x90). </p>

  499. 

  500. </div>

  501. </div>

  502. <a id="a0863a8f7ca7fc7e172e703c58518329f"></a>

  503. <h2 class="memtitle"><span class="permalink"><a href="#a0863a8f7ca7fc7e172e703c58518329f">&#9670;&nbsp;</a></span>getPluginInstancePointer()</h2>

  504. 

  505. <div class="memitem">

  506. <div class="memproto">

  507. <table class="mlabels">

  508.   <tr>

  509.   <td class="mlabels-left">

  510.       <table class="memname">

  511.         <tr>

  512.           <td class="memname">void* UI::getPluginInstancePointer </td>

  513.           <td>(</td>

  514.           <td class="paramname"></td><td>)</td>

  515.           <td> const</td>

  516.         </tr>

  517.       </table>

  518.   </td>

  519.   <td class="mlabels-right">

  520. <span class="mlabels"><span class="mlabel">noexcept</span></span>  </td>

  521.   </tr>

  522. </table>

  523. </div><div class="memdoc">

  524. <p>getPluginInstancePointer. @TODO Document this. </p>

  525. 

  526. </div>

  527. </div>

  528. <a id="ab157329c83a4660dd059508dc8d041f5"></a>

  529. <h2 class="memtitle"><span class="permalink"><a href="#ab157329c83a4660dd059508dc8d041f5">&#9670;&nbsp;</a></span>getNextBundlePath()</h2>

  530. 

  531. <div class="memitem">

  532. <div class="memproto">

  533. <table class="mlabels">

  534.   <tr>

  535.   <td class="mlabels-left">

  536.       <table class="memname">

  537.         <tr>

  538.           <td class="memname">static const char* UI::getNextBundlePath </td>

  539.           <td>(</td>

  540.           <td class="paramname"></td><td>)</td>

  541.           <td></td>

  542.         </tr>

  543.       </table>

  544.   </td>

  545.   <td class="mlabels-right">

  546. <span class="mlabels"><span class="mlabel">static</span><span class="mlabel">noexcept</span></span>  </td>

  547.   </tr>

  548. </table>

  549. </div><div class="memdoc">

  550. <p>Get the bundle path that will be used for the next <a class="el" href="classUI.html">UI</a>. </p><dl class="section note"><dt>Note</dt><dd>: This function is only valid during <a class="el" href="group__EntryPoints.html#gaad0ced21537a067680729bee6a65d8c8">createUI()</a>, it will return null when called from anywhere else. </dd></dl>

  551. 

  552. </div>

  553. </div>

  554. <a id="aa7277c575b7d0a75475e5a7ae684dc0f"></a>

  555. <h2 class="memtitle"><span class="permalink"><a href="#aa7277c575b7d0a75475e5a7ae684dc0f">&#9670;&nbsp;</a></span>getNextScaleFactor()</h2>

  556. 

  557. <div class="memitem">

  558. <div class="memproto">

  559. <table class="mlabels">

  560.   <tr>

  561.   <td class="mlabels-left">

  562.       <table class="memname">

  563.         <tr>

  564.           <td class="memname">static double UI::getNextScaleFactor </td>

  565.           <td>(</td>

  566.           <td class="paramname"></td><td>)</td>

  567.           <td></td>

  568.         </tr>

  569.       </table>

  570.   </td>

  571.   <td class="mlabels-right">

  572. <span class="mlabels"><span class="mlabel">static</span><span class="mlabel">noexcept</span></span>  </td>

  573.   </tr>

  574. </table>

  575. </div><div class="memdoc">

  576. <p>Get the scale factor that will be used for the next <a class="el" href="classUI.html">UI</a>. </p><dl class="section note"><dt>Note</dt><dd>: This function is only valid during <a class="el" href="group__EntryPoints.html#gaad0ced21537a067680729bee6a65d8c8">createUI()</a>, it will return 1.0 when called from anywhere else. </dd></dl>

  577. 

  578. </div>

  579. </div>

  580. <a id="a4630e30aec3f3e7dcfc353ef2807bf56"></a>

  581. <h2 class="memtitle"><span class="permalink"><a href="#a4630e30aec3f3e7dcfc353ef2807bf56">&#9670;&nbsp;</a></span>getNextWindowId()</h2>

  582. 

  583. <div class="memitem">

  584. <div class="memproto">

  585. <table class="mlabels">

  586.   <tr>

  587.   <td class="mlabels-left">

  588.       <table class="memname">

  589.         <tr>

  590.           <td class="memname">static uintptr_t UI::getNextWindowId </td>

  591.           <td>(</td>

  592.           <td class="paramname"></td><td>)</td>

  593.           <td></td>

  594.         </tr>

  595.       </table>

  596.   </td>

  597.   <td class="mlabels-right">

  598. <span class="mlabels"><span class="mlabel">static</span><span class="mlabel">noexcept</span></span>  </td>

  599.   </tr>

  600. </table>

  601. </div><div class="memdoc">

  602. <p>Get the <a class="el" href="classWindow.html">Window</a> Id that will be used for the next created window. </p><dl class="section note"><dt>Note</dt><dd>: This function is only valid during <a class="el" href="group__EntryPoints.html#gaad0ced21537a067680729bee6a65d8c8">createUI()</a>, it will return 0 when called from anywhere else. </dd></dl>

  603. 

  604. </div>

  605. </div>

  606. <a id="ab3086d302a9685b25abf144ade3e88f6"></a>

  607. <h2 class="memtitle"><span class="permalink"><a href="#ab3086d302a9685b25abf144ade3e88f6">&#9670;&nbsp;</a></span>parameterChanged()</h2>

  608. 

  609. <div class="memitem">

  610. <div class="memproto">

  611. <table class="mlabels">

  612.   <tr>

  613.   <td class="mlabels-left">

  614.       <table class="memname">

  615.         <tr>

  616.           <td class="memname">virtual void UI::parameterChanged </td>

  617.           <td>(</td>

  618.           <td class="paramtype">uint32_t&#160;</td>

  619.           <td class="paramname"><em>index</em>, </td>

  620.         </tr>

  621.         <tr>

  622.           <td class="paramkey"></td>

  623.           <td></td>

  624.           <td class="paramtype">float&#160;</td>

  625.           <td class="paramname"><em>value</em>&#160;</td>

  626.         </tr>

  627.         <tr>

  628.           <td></td>

  629.           <td>)</td>

  630.           <td></td><td></td>

  631.         </tr>

  632.       </table>

  633.   </td>

  634.   <td class="mlabels-right">

  635. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span>  </td>

  636.   </tr>

  637. </table>

  638. </div><div class="memdoc">

  639. <p>A parameter has changed on the plugin side.<br  />

  640. This is called by the host to inform the <a class="el" href="classUI.html">UI</a> about parameter changes. </p>

  641. 

  642. </div>

  643. </div>

  644. <a id="a2f043dd1b2e179248a19918c5483cfae"></a>

  645. <h2 class="memtitle"><span class="permalink"><a href="#a2f043dd1b2e179248a19918c5483cfae">&#9670;&nbsp;</a></span>programLoaded()</h2>

  646. 

  647. <div class="memitem">

  648. <div class="memproto">

  649. <table class="mlabels">

  650.   <tr>

  651.   <td class="mlabels-left">

  652.       <table class="memname">

  653.         <tr>

  654.           <td class="memname">virtual void UI::programLoaded </td>

  655.           <td>(</td>

  656.           <td class="paramtype">uint32_t&#160;</td>

  657.           <td class="paramname"><em>index</em></td><td>)</td>

  658.           <td></td>

  659.         </tr>

  660.       </table>

  661.   </td>

  662.   <td class="mlabels-right">

  663. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span>  </td>

  664.   </tr>

  665. </table>

  666. </div><div class="memdoc">

  667. <p>A program has been loaded on the plugin side.<br  />

  668. This is called by the host to inform the <a class="el" href="classUI.html">UI</a> about program changes. </p>

  669. 

  670. </div>

  671. </div>

  672. <a id="a1bdc7e158d974e82f0535f1658d66575"></a>

  673. <h2 class="memtitle"><span class="permalink"><a href="#a1bdc7e158d974e82f0535f1658d66575">&#9670;&nbsp;</a></span>stateChanged()</h2>

  674. 

  675. <div class="memitem">

  676. <div class="memproto">

  677. <table class="mlabels">

  678.   <tr>

  679.   <td class="mlabels-left">

  680.       <table class="memname">

  681.         <tr>

  682.           <td class="memname">virtual void UI::stateChanged </td>

  683.           <td>(</td>

  684.           <td class="paramtype">const char *&#160;</td>

  685.           <td class="paramname"><em>key</em>, </td>

  686.         </tr>

  687.         <tr>

  688.           <td class="paramkey"></td>

  689.           <td></td>

  690.           <td class="paramtype">const char *&#160;</td>

  691.           <td class="paramname"><em>value</em>&#160;</td>

  692.         </tr>

  693.         <tr>

  694.           <td></td>

  695.           <td>)</td>

  696.           <td></td><td></td>

  697.         </tr>

  698.       </table>

  699.   </td>

  700.   <td class="mlabels-right">

  701. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span>  </td>

  702.   </tr>

  703. </table>

  704. </div><div class="memdoc">

  705. <p>A state has changed on the plugin side.<br  />

  706. This is called by the host to inform the <a class="el" href="classUI.html">UI</a> about state changes. </p>

  707. 

  708. </div>

  709. </div>

  710. <a id="ac3e98726ca71f95a1e6c867706ebd9be"></a>

  711. <h2 class="memtitle"><span class="permalink"><a href="#ac3e98726ca71f95a1e6c867706ebd9be">&#9670;&nbsp;</a></span>sampleRateChanged()</h2>

  712. 

  713. <div class="memitem">

  714. <div class="memproto">

  715. <table class="mlabels">

  716.   <tr>

  717.   <td class="mlabels-left">

  718.       <table class="memname">

  719.         <tr>

  720.           <td class="memname">virtual void UI::sampleRateChanged </td>

  721.           <td>(</td>

  722.           <td class="paramtype">double&#160;</td>

  723.           <td class="paramname"><em>newSampleRate</em></td><td>)</td>

  724.           <td></td>

  725.         </tr>

  726.       </table>

  727.   </td>

  728.   <td class="mlabels-right">

  729. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">virtual</span></span>  </td>

  730.   </tr>

  731. </table>

  732. </div><div class="memdoc">

  733. <p>Optional callback to inform the <a class="el" href="classUI.html">UI</a> about a sample rate change on the plugin side. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="classUI.html#a97d880182254652f94e7bed355370c07">getSampleRate()</a> </dd></dl>

  734. 

  735. </div>

  736. </div>

  737. <a id="af8de639088f3b2d42c266a2d2d6719da"></a>

  738. <h2 class="memtitle"><span class="permalink"><a href="#af8de639088f3b2d42c266a2d2d6719da">&#9670;&nbsp;</a></span>uiIdle()</h2>

  739. 

  740. <div class="memitem">

  741. <div class="memproto">

  742. <table class="mlabels">

  743.   <tr>

  744.   <td class="mlabels-left">

  745.       <table class="memname">

  746.         <tr>

  747.           <td class="memname">virtual void UI::uiIdle </td>

  748.           <td>(</td>

  749.           <td class="paramname"></td><td>)</td>

  750.           <td></td>

  751.         </tr>

  752.       </table>

  753.   </td>

  754.   <td class="mlabels-right">

  755. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">protected</span><span class="mlabel">virtual</span></span>  </td>

  756.   </tr>

  757. </table>

  758. </div><div class="memdoc">

  759. <p><a class="el" href="classUI.html">UI</a> idle function, called to give idle time to the plugin <a class="el" href="classUI.html">UI</a> directly from the host. This is called right after OS event handling and <a class="el" href="classWindow.html">Window</a> idle events (within the same cycle). There are no guarantees in terms of timing. </p><dl class="section see"><dt>See also</dt><dd>addIdleCallback(IdleCallback*, uint). </dd></dl>

  760. 

  761. </div>

  762. </div>

  763. <a id="ad89b09ef4e8129d72ff3b3cb8716a96b"></a>

  764. <h2 class="memtitle"><span class="permalink"><a href="#ad89b09ef4e8129d72ff3b3cb8716a96b">&#9670;&nbsp;</a></span>uiScaleFactorChanged()</h2>

  765. 

  766. <div class="memitem">

  767. <div class="memproto">

  768. <table class="mlabels">

  769.   <tr>

  770.   <td class="mlabels-left">

  771.       <table class="memname">

  772.         <tr>

  773.           <td class="memname">virtual void UI::uiScaleFactorChanged </td>

  774.           <td>(</td>

  775.           <td class="paramtype">double&#160;</td>

  776.           <td class="paramname"><em>scaleFactor</em></td><td>)</td>

  777.           <td></td>

  778.         </tr>

  779.       </table>

  780.   </td>

  781.   <td class="mlabels-right">

  782. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">virtual</span></span>  </td>

  783.   </tr>

  784. </table>

  785. </div><div class="memdoc">

  786. <p><a class="el" href="classWindow.html">Window</a> scale factor function, called when the scale factor changes. This function is for plugin UIs to be able to override <a class="el" href="classWindow.html#a306742ddc21c7c41f59b41e5761a38c7">Window::onScaleFactorChanged(double)</a>.</p>

  787. <p>The default implementation does nothing. WARNING function needs a proper name </p>

  788. 

  789. </div>

  790. </div>

  791. <a id="a3d499674a620c1ce3b6e1dbded9f09c4"></a>

  792. <h2 class="memtitle"><span class="permalink"><a href="#a3d499674a620c1ce3b6e1dbded9f09c4">&#9670;&nbsp;</a></span>sizeChanged()</h2>

  793. 

  794. <div class="memitem">

  795. <div class="memproto">

  796. <table class="mlabels">

  797.   <tr>

  798.   <td class="mlabels-left">

  799.       <table class="memname">

  800.         <tr>

  801.           <td class="memname">void UI::sizeChanged </td>

  802.           <td>(</td>

  803.           <td class="paramtype">uint&#160;</td>

  804.           <td class="paramname"><em>width</em>, </td>

  805.         </tr>

  806.         <tr>

  807.           <td class="paramkey"></td>

  808.           <td></td>

  809.           <td class="paramtype">uint&#160;</td>

  810.           <td class="paramname"><em>height</em>&#160;</td>

  811.         </tr>

  812.         <tr>

  813.           <td></td>

  814.           <td>)</td>

  815.           <td></td><td></td>

  816.         </tr>

  817.       </table>

  818.   </td>

  819.   <td class="mlabels-right">

  820. <span class="mlabels"><span class="mlabel">override</span><span class="mlabel">protected</span></span>  </td>

  821.   </tr>

  822. </table>

  823. </div><div class="memdoc">

  824. <p>External <a class="el" href="classWindow.html">Window</a> resize function, called when the window is resized. This is overriden here so the host knows when the <a class="el" href="classUI.html">UI</a> is resized by you. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="classExternalWindow.html#aba350e1f737b68e51bfe8018bded6e45">ExternalWindow::sizeChanged(uint,uint)</a> </dd></dl>

  825. 

  826. </div>

  827. </div>

  828. <hr/>The documentation for this class was generated from the following file:<ul>

  829. <li>distrho/<a class="el" href="DistrhoUI_8hpp_source.html">DistrhoUI.hpp</a></li>

  830. </ul>

  831. </div><!-- contents -->

  832. <!-- start footer part -->

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  836. </body>

  837. </html>