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8.9 KiB
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220 lines
No EOL
8.9 KiB
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
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<title>Creating components - Home Assistant</title>
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<meta name="author" content="Home Assistant">
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<meta name="description" content="Guidelines to get you create your first component for Home Assistant.">
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<link rel="canonical" href="https://home-assistant.io/developers/creating_components/">
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<meta property="og:title" content="Creating components">
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<meta property="og:description" content="Guidelines to get you create your first component for Home Assistant.">
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<meta name="twitter:description" content="Guidelines to get you create your first component for Home Assistant.">
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<div class="grid__item three-tenths lap-two-sixths palm-one-whole ha-title">
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<a href="/" class="site-title">
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<img width='40' src='/demo/favicon-192x192.png'>
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<span>Home Assistant</span>
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<label for="toggle" class="toggle" data-open="Main Menu" data-close="Close Menu"></label>
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<ul class="menu pull-right">
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<li><a href='/getting-started/'>Getting started</a></li>
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<li><a href='/components/'>Components</a></li>
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<li><a href='/cookbook/'>Examples</a></li>
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<li><a href="/developers/">Developers</a></li>
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<li><a href="/blog/">Blog</a></li>
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<article class="page">
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<header>
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<h1 class="title indent">
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Creating Components
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</h1>
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</header>
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<hr class="divider">
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<p>Alright, you’re ready to make your first component. AWESOME. Don’t worry, we’ve tried hard to keep it as easy as possible.</p>
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<h3><a class="title-link" name="example-component" href="#example-component"></a> Example component</h3>
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<p>Add <code>hello_state:</code> to your <code>configuration.yaml</code> file and create a file <code><config_dir>/custom_components/hello_state.py</code> with the below code to test it locally.</p>
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<div class="highlighter-coderay"><div class="CodeRay">
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<div class="code"><pre>DOMAIN = <span class="string"><span class="delimiter">'</span><span class="content">hello_state</span><span class="delimiter">'</span></span>
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<span class="keyword">def</span> <span class="function">setup</span>(hass, config):
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hass.states.set(<span class="string"><span class="delimiter">'</span><span class="content">hello.world</span><span class="delimiter">'</span></span>, <span class="string"><span class="delimiter">'</span><span class="content">Paulus</span><span class="delimiter">'</span></span>)
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<span class="keyword">return</span> <span class="predefined-constant">True</span>
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</pre></div>
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</div>
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</div>
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<p>For more examples, see the <a href="/cookbook/#custom-python-component-examples">Custom Python Component Examples</a> on our examples page.</p>
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</article>
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</div>
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<aside id="sidebar" class="grid__item one-third lap-one-whole palm-one-whole">
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<div class="grid">
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<section class="aside-module grid__item one-whole lap-one-half">
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<div class='edit-github'><a href='https://github.com/home-assistant/home-assistant.io/tree/master/source/developers/creating_components.markdown'>Edit this page on GitHub</a></div>
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<div class='section'>
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<h1 class="title delta">Development Guide</h1>
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<ul class='divided sidebar-menu'>
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<li>
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<a href='/developers/'>Introduction </a>
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<ul>
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<li><a href='/developers/architecture/'>Architecture </a></li>
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<li><a href='/developers/architecture_components/'>Components </a></li>
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</ul>
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</li>
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<li>
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<a href='/developers/development/'>Starting with Development </a>
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<ul>
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<li><a href='/developers/development_environment/'>Setting up Environment </a></li>
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<li><a href='/developers/development_submitting/'>Submit your Work </a></li>
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<li><a href='/developers/development_checklist/'>Checklist </a></li>
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<li><a href='/developers/development_testing/'>Testing </a></li>
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<li><a href='/developers/development_catching_up/'>Catching up with Reality </a></li>
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</ul>
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</li>
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<li>
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<a href='/developers/add_new_platform/'>Support a new device (as a platform) </a>
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<ul>
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<li><a href='/developers/platform_example_sensor/'>Example sensor platform </a></li>
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<li><a href='/developers/platform_example_light/'>Example light platform </a></li>
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</ul>
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</li>
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<li>
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<a class='active' href='/developers/creating_components/'>Adding a new component </a>
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<ul>
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<li><a href='/developers/component_loading/'>Loading components </a></li>
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<li><a href='/developers/component_deps_and_reqs/'>Requirements & Dependencies </a></li>
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<li><a href='/developers/component_initialization/'>Initialization </a></li>
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<li><a href='/developers/component_events/'>Handling events </a></li>
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<li><a href='/developers/component_states/'>States </a></li>
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<li><a href='/developers/component_visibility/'>Visibility </a></li>
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<li><a href='/developers/component_generic_discovery/'>Loading Platforms </a></li>
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<li><a href='/developers/component_discovery/'>Component Discovery </a></li>
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</ul>
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</li>
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<li>
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Frontend Development
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<ul>
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<li><a href='/developers/frontend/'>Setup Frontend Environment </a></li>
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<li><a href='/developers/frontend_add_card/'>Add State Card </a></li>
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<li><a href='/developers/frontend_add_more_info/'>Add More Info Dialog </a></li>
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</ul>
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</li>
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<li>
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API
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<ul>
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<li><a href='/developers/rest_api/'>RESTful API </a></li>
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<li><a href='/developers/python_api/'>Python API </a></li>
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<li><a href='/developers/server_sent_events/'>Server-sent events </a></li>
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</ul>
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</li>
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<li><a href='/developers/helpers/'>Online helpers </a></li>
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<li><a href='/developers/multiple_instances/'>Multiple Instances </a></li>
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<li><a href='/developers/website/'>Home-Assistant.io </a></li>
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<li><a href='/developers/credits/'>Credits </a></li>
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</ul>
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</div>
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</section>
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</div>
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</aside>
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<footer>
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Contact us at <a href='mailto:hello@home-assistant.io'>hello@home-assistant.io</a>.<br>
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