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<li class="toctree-l1"><a class="reference internal" href="install.html">Installation</a></li>
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<li class="toctree-l1"><a class="reference internal" href="core.html">Core</a></li>
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<li class="toctree-l1"><a class="reference internal" href="actor.html">Actor</a></li>
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<li class="toctree-l1 current"><a class="current reference internal" href="#">Properties</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="#custom-actor">Custom Actor</a></li>
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<div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
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<div class="section" id="properties">
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<h1>Properties<a class="headerlink" href="#properties" title="Permalink to this headline">¶</a></h1>
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<p>Properties can be use in all extensions.
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During the startup the server scans all extension for variables of type Property.
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Theses properties are exposed to the user for configuration during run time.
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For example the user can set the GPIO number or the 1Wire Id.</p>
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<p>Typical example how to use properties in an actor module.</p>
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<div class="section" id="custom-actor">
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<h2>Custom Actor<a class="headerlink" href="#custom-actor" title="Permalink to this headline">¶</a></h2>
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<div class="literal-block-wrapper docutils container" id="init-py">
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<div class="code-block-caption"><span class="caption-text">__init__.py</span><a class="headerlink" href="#init-py" title="Permalink to this code">¶</a></div>
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<div class="highlight-python notranslate"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre> 1
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45</pre></div></td><td class="code"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">logging</span>
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<span class="kn">from</span> <span class="nn">core.api</span> <span class="kn">import</span> <span class="n">CBPiActor</span><span class="p">,</span> <span class="n">Property</span><span class="p">,</span> <span class="n">action</span>
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<span class="k">class</span> <span class="nc">CustomActor</span><span class="p">(</span><span class="n">CBPiActor</span><span class="p">):</span>
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<span class="c1"># Custom property which can be configured by the user</span>
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<span class="n">gpio</span> <span class="o">=</span> <span class="n">Property</span><span class="o">.</span><span class="n">Number</span><span class="p">(</span><span class="n">label</span><span class="o">=</span><span class="s2">"Test"</span><span class="p">)</span>
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<span class="nd">@action</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="s2">"name"</span><span class="p">,</span> <span class="n">parameters</span><span class="o">=</span><span class="p">{})</span>
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<span class="k">def</span> <span class="nf">myAction</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<span class="k">pass</span>
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<span class="k">def</span> <span class="nf">state</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">state</span><span class="p">()</span>
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<span class="k">def</span> <span class="nf">off</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<span class="k">print</span><span class="p">(</span><span class="s2">"OFF"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">gpio</span><span class="p">)</span>
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<span class="c1"># Code to swtich the actor off goes here</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">state</span> <span class="o">=</span> <span class="bp">False</span>
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<span class="k">def</span> <span class="nf">on</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">power</span><span class="o">=</span><span class="mi">100</span><span class="p">):</span>
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<span class="k">print</span><span class="p">(</span><span class="s2">"ON"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">gpio</span><span class="p">)</span>
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<span class="c1"># Code to swtich the actor on goes here</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">state</span> <span class="o">=</span> <span class="bp">True</span>
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<span class="k">def</span> <span class="nf">setup</span><span class="p">(</span><span class="n">cbpi</span><span class="p">):</span>
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<span class="sd">'''</span>
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<span class="sd"> This method is called by the server during startup </span>
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<span class="sd"> Here you need to register your plugins at the server</span>
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<span class="sd"> </span>
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<span class="sd"> :param cbpi: the cbpi core </span>
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<span class="sd"> :return: </span>
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<span class="sd"> '''</span>
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<span class="n">cbpi</span><span class="o">.</span><span class="n">plugin</span><span class="o">.</span><span class="n">register</span><span class="p">(</span><span class="s2">"CustomActor"</span><span class="p">,</span> <span class="n">CustomActor</span><span class="p">)</span>
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</pre></div>
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</td></tr></table></div>
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</div>
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<dl class="class">
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<dt id="core.api.property.Property">
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<em class="property">class </em><code class="descclassname">core.api.property.</code><code class="descname">Property</code><a class="headerlink" href="#core.api.property.Property" title="Permalink to this definition">¶</a></dt>
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<dd><dl class="class">
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<dt id="core.api.property.Property.Actor">
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<em class="property">class </em><code class="descname">Actor</code><span class="sig-paren">(</span><em>label</em>, <em>description=''</em><span class="sig-paren">)</span><a class="headerlink" href="#core.api.property.Property.Actor" title="Permalink to this definition">¶</a></dt>
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<dd><p>The user select an actor which is available in the system. The value of this variable will be the actor id</p>
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</dd></dl>
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<dl class="class">
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<dt id="core.api.property.Property.Kettle">
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<em class="property">class </em><code class="descname">Kettle</code><span class="sig-paren">(</span><em>label</em>, <em>description=''</em><span class="sig-paren">)</span><a class="headerlink" href="#core.api.property.Property.Kettle" title="Permalink to this definition">¶</a></dt>
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<dd><p>The user select a kettle which is available in the system. The value of this variable will be the kettle id</p>
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</dd></dl>
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<dl class="class">
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<dt id="core.api.property.Property.Number">
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<em class="property">class </em><code class="descname">Number</code><span class="sig-paren">(</span><em>label</em>, <em>configurable=False</em>, <em>default_value=None</em>, <em>unit=''</em>, <em>description=''</em><span class="sig-paren">)</span><a class="headerlink" href="#core.api.property.Property.Number" title="Permalink to this definition">¶</a></dt>
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<dd><p>The user can set a number value</p>
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</dd></dl>
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<dl class="class">
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<dt id="core.api.property.Property.Select">
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<em class="property">class </em><code class="descname">Select</code><span class="sig-paren">(</span><em>label</em>, <em>options</em>, <em>description=''</em><span class="sig-paren">)</span><a class="headerlink" href="#core.api.property.Property.Select" title="Permalink to this definition">¶</a></dt>
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<dd><p>Select Property. The user can select value from list set as options parameter</p>
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</dd></dl>
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<dl class="class">
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<dt id="core.api.property.Property.Sensor">
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<em class="property">class </em><code class="descname">Sensor</code><span class="sig-paren">(</span><em>label</em>, <em>description=''</em><span class="sig-paren">)</span><a class="headerlink" href="#core.api.property.Property.Sensor" title="Permalink to this definition">¶</a></dt>
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<dd><p>The user select a sensor which is available in the system. The value of this variable will be the sensor id</p>
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</dd></dl>
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<dl class="class">
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<dt id="core.api.property.Property.Text">
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<em class="property">class </em><code class="descname">Text</code><span class="sig-paren">(</span><em>label</em>, <em>configurable=False</em>, <em>default_value=''</em>, <em>description=''</em><span class="sig-paren">)</span><a class="headerlink" href="#core.api.property.Property.Text" title="Permalink to this definition">¶</a></dt>
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<dd><p>The user can set a text value</p>
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</dd></dl>
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</dd></dl>
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