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_docregistry_src_registry_.idocumentregistry.html
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_docregistry_src_registry_.idocumentregistry.html
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<!doctype html>
<html class="default no-js">
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<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>IDocumentRegistry | JupyterLab</title>
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<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="../assets/css/main.css">
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<header>
<div class="tsd-page-toolbar">
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<li data-value="private" class="selected">All</li>
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<input type="checkbox" id="tsd-filter-externals" checked />
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<a href="#" class="tsd-widget menu no-caption" data-toggle="menu">Menu</a>
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<div class="container">
<ul class="tsd-breadcrumb">
<li>
<a href="../globals.html">Globals</a>
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<li>
<a href="../modules/_docregistry_src_registry_.html">"docregistry/src/registry"</a>
</li>
<li>
<a href="_docregistry_src_registry_.idocumentregistry.html">IDocumentRegistry</a>
</li>
</ul>
<h1>Interface IDocumentRegistry</h1>
</div>
</div>
</header>
<div class="container container-main">
<div class="row">
<div class="col-8 col-content">
<section class="tsd-panel tsd-comment">
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>The interface for a document registry.
The document registry token.</p>
</div>
</div>
</section>
<section class="tsd-panel tsd-hierarchy">
<h3>Hierarchy</h3>
<ul class="tsd-hierarchy">
<li>
<a href="../classes/_docregistry_src_registry_.documentregistry.html" class="tsd-signature-type">DocumentRegistry</a>
<ul class="tsd-hierarchy">
<li>
<span class="target">IDocumentRegistry</span>
</li>
</ul>
</li>
</ul>
</section>
<section class="tsd-panel">
<h3>Implements</h3>
<ul class="tsd-hierarchy">
<li><span class="tsd-signature-type">IDisposable</span></li>
</ul>
</section>
<section class="tsd-panel-group tsd-index-group">
<h2>Index</h2>
<section class="tsd-panel tsd-index-panel">
<div class="tsd-index-content">
<section class="tsd-index-section tsd-is-external">
<h3>Modules</h3>
<ul class="tsd-index-list">
<li class="tsd-kind-module tsd-parent-kind-interface tsd-is-external"><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html" class="tsd-kind-icon">Document<wbr>Registry</a></li>
</ul>
</section>
<section class="tsd-index-section tsd-is-inherited tsd-is-external">
<h3>Accessors</h3>
<ul class="tsd-index-list">
<li class="tsd-kind-get-signature tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#changed" class="tsd-kind-icon">changed</a></li>
<li class="tsd-kind-get-signature tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#isdisposed" class="tsd-kind-icon">is<wbr>Disposed</a></li>
</ul>
</section>
<section class="tsd-index-section tsd-is-inherited tsd-is-external">
<h3>Methods</h3>
<ul class="tsd-index-list">
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#addcreator" class="tsd-kind-icon">add<wbr>Creator</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#addfiletype" class="tsd-kind-icon">add<wbr>File<wbr>Type</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#addmodelfactory" class="tsd-kind-icon">add<wbr>Model<wbr>Factory</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#addwidgetextension" class="tsd-kind-icon">add<wbr>Widget<wbr>Extension</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#addwidgetfactory" class="tsd-kind-icon">add<wbr>Widget<wbr>Factory</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#creators" class="tsd-kind-icon">creators</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#defaultwidgetfactory" class="tsd-kind-icon">default<wbr>Widget<wbr>Factory</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#dispose" class="tsd-kind-icon">dispose</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#filetypes" class="tsd-kind-icon">file<wbr>Types</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#getcreator" class="tsd-kind-icon">get<wbr>Creator</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#getfiletype" class="tsd-kind-icon">get<wbr>File<wbr>Type</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#getkernelpreference" class="tsd-kind-icon">get<wbr>Kernel<wbr>Preference</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#getmodelfactory" class="tsd-kind-icon">get<wbr>Model<wbr>Factory</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#getwidgetfactory" class="tsd-kind-icon">get<wbr>Widget<wbr>Factory</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#modelfactories" class="tsd-kind-icon">model<wbr>Factories</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#preferredwidgetfactories" class="tsd-kind-icon">preferred<wbr>Widget<wbr>Factories</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#widgetextensions" class="tsd-kind-icon">widget<wbr>Extensions</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external"><a href="_docregistry_src_registry_.idocumentregistry.html#widgetfactories" class="tsd-kind-icon">widget<wbr>Factories</a></li>
</ul>
</section>
</div>
</section>
</section>
<section class="tsd-panel-group tsd-member-group tsd-is-inherited tsd-is-external">
<h2>Accessors</h2>
<section class="tsd-panel tsd-member tsd-kind-get-signature tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="changed" class="tsd-anchor"></a>
<h3>changed</h3>
<ul class="tsd-signatures tsd-kind-get-signature tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon"><span class="tsd-signature-symbol">get</span> changed<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">ISignal</span><span class="tsd-signature-symbol"><</span><span class="tsd-signature-type">this</span><span class="tsd-signature-symbol">, </span><a href="_docregistry_src_registry_.documentregistry.ichangedargs.html" class="tsd-signature-type">IChangedArgs</a><span class="tsd-signature-symbol">></span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#changed">changed</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L64">docregistry/src/registry.ts:64</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>A signal emitted when the registry has changed.</p>
</div>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">ISignal</span><span class="tsd-signature-symbol"><</span><span class="tsd-signature-type">this</span><span class="tsd-signature-symbol">, </span><a href="_docregistry_src_registry_.documentregistry.ichangedargs.html" class="tsd-signature-type">IChangedArgs</a><span class="tsd-signature-symbol">></span></h4>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-get-signature tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="isdisposed" class="tsd-anchor"></a>
<h3>is<wbr>Disposed</h3>
<ul class="tsd-signatures tsd-kind-get-signature tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon"><span class="tsd-signature-symbol">get</span> isDisposed<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">boolean</span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#isdisposed">isDisposed</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L71">docregistry/src/registry.ts:71</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Get whether the document registry has been disposed.</p>
</div>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">boolean</span></h4>
</li>
</ul>
</section>
</section>
<section class="tsd-panel-group tsd-member-group tsd-is-inherited tsd-is-external">
<h2>Methods</h2>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="addcreator" class="tsd-anchor"></a>
<h3>add<wbr>Creator</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">add<wbr>Creator<span class="tsd-signature-symbol">(</span>creator<span class="tsd-signature-symbol">: </span><a href="_docregistry_src_registry_.documentregistry.ifilecreator.html" class="tsd-signature-type">IFileCreator</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IDisposable</span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#addcreator">addCreator</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L280">docregistry/src/registry.ts:280</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Add a creator to the registry.</p>
</div>
<dl class="tsd-comment-tags">
<dt>params</dt>
<dd><p>creator - The file creator object to register.</p>
</dd>
</dl>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>creator: <a href="_docregistry_src_registry_.documentregistry.ifilecreator.html" class="tsd-signature-type">IFileCreator</a></h5>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IDisposable</span></h4>
<p>A disposable which will unregister the creator.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="addfiletype" class="tsd-anchor"></a>
<h3>add<wbr>File<wbr>Type</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">add<wbr>File<wbr>Type<span class="tsd-signature-symbol">(</span>fileType<span class="tsd-signature-symbol">: </span><a href="_docregistry_src_registry_.documentregistry.ifiletype.html" class="tsd-signature-type">IFileType</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IDisposable</span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#addfiletype">addFileType</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L256">docregistry/src/registry.ts:256</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Add a file type to the document registry.</p>
</div>
<dl class="tsd-comment-tags">
<dt>params</dt>
<dd><p>fileType - The file type object to register.</p>
</dd>
</dl>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>fileType: <a href="_docregistry_src_registry_.documentregistry.ifiletype.html" class="tsd-signature-type">IFileType</a></h5>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IDisposable</span></h4>
<p>A disposable which will unregister the command.</p>
<h4 id="notes">Notes</h4>
<p>These are used to populate the "Create New" dialog.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="addmodelfactory" class="tsd-anchor"></a>
<h3>add<wbr>Model<wbr>Factory</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">add<wbr>Model<wbr>Factory<span class="tsd-signature-symbol">(</span>factory<span class="tsd-signature-symbol">: </span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#modelfactory" class="tsd-signature-type">ModelFactory</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IDisposable</span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#addmodelfactory">addModelFactory</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L184">docregistry/src/registry.ts:184</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Add a model factory to the registry.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>factory: <a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#modelfactory" class="tsd-signature-type">ModelFactory</a></h5>
<div class="tsd-comment tsd-typography">
<p>The factory instance.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IDisposable</span></h4>
<p>A disposable which will unregister the factory.</p>
<h4 id="notes">Notes</h4>
<p>If a factory with the given <code>name</code> is already registered, or
the given factory is already registered, a warning will be logged
and this will be a no-op.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="addwidgetextension" class="tsd-anchor"></a>
<h3>add<wbr>Widget<wbr>Extension</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">add<wbr>Widget<wbr>Extension<span class="tsd-signature-symbol">(</span>widgetName<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span>, extension<span class="tsd-signature-symbol">: </span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetextension" class="tsd-signature-type">WidgetExtension</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IDisposable</span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#addwidgetextension">addWidgetExtension</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L219">docregistry/src/registry.ts:219</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Add a widget extension to the registry.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>widgetName: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>The name of the widget factory.</p>
</div>
</li>
<li>
<h5>extension: <a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetextension" class="tsd-signature-type">WidgetExtension</a></h5>
<div class="tsd-comment tsd-typography">
<p>A widget extension.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IDisposable</span></h4>
<p>A disposable which will unregister the extension.</p>
<h4 id="notes">Notes</h4>
<p>If the extension is already registered for the given
widget name, a warning will be logged and this will be a no-op.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="addwidgetfactory" class="tsd-anchor"></a>
<h3>add<wbr>Widget<wbr>Factory</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">add<wbr>Widget<wbr>Factory<span class="tsd-signature-symbol">(</span>factory<span class="tsd-signature-symbol">: </span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IDisposable</span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#addwidgetfactory">addWidgetFactory</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L119">docregistry/src/registry.ts:119</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Add a widget factory to the registry.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>factory: <a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a></h5>
<div class="tsd-comment tsd-typography">
<p>The factory instance to register.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IDisposable</span></h4>
<p>A disposable which will unregister the factory.</p>
<h4 id="notes">Notes</h4>
<p>If a factory with the given <code>'displayName'</code> is already registered,
a warning will be logged, and this will be a no-op.
If <code>'*'</code> is given as a default extension, the factory will be registered
as the global default.
If an extension or global default is already registered, this factory
will override the existing default.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="creators" class="tsd-anchor"></a>
<h3>creators</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">creators<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="_docregistry_src_registry_.documentregistry.ifilecreator.html" class="tsd-signature-type">IFileCreator</a><span class="tsd-signature-symbol">></span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#creators">creators</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L447">docregistry/src/registry.ts:447</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Create an iterator over the file creators that have been registered.</p>
</div>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="_docregistry_src_registry_.documentregistry.ifilecreator.html" class="tsd-signature-type">IFileCreator</a><span class="tsd-signature-symbol">></span></h4>
<p>A new iterator of file creatores.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="defaultwidgetfactory" class="tsd-anchor"></a>
<h3>default<wbr>Widget<wbr>Factory</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">default<wbr>Widget<wbr>Factory<span class="tsd-signature-symbol">(</span>ext<span class="tsd-signature-symbol">?: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#defaultwidgetfactory">defaultWidgetFactory</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L392">docregistry/src/registry.ts:392</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Get the default widget factory for an extension.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5><span class="tsd-flag ts-flagDefault value">Default value</span> ext: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> = "*"</span></h5>
<div class="tsd-comment tsd-typography">
<p>An optional file extension to filter the results.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a></h4>
<p>The default widget factory for an extension.</p>
<h4 id="notes">Notes</h4>
<p>This is equivalent to the first value in <a href="_docregistry_src_registry_.idocumentregistry.html#preferredwidgetfactories">preferredWidgetFactories</a>.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="dispose" class="tsd-anchor"></a>
<h3>dispose</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">dispose<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#dispose">dispose</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L78">docregistry/src/registry.ts:78</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Dispose of the resources held by the document registery.</p>
</div>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="filetypes" class="tsd-anchor"></a>
<h3>file<wbr>Types</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">file<wbr>Types<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="_docregistry_src_registry_.documentregistry.ifiletype.html" class="tsd-signature-type">IFileType</a><span class="tsd-signature-symbol">></span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#filetypes">fileTypes</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L438">docregistry/src/registry.ts:438</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Create an iterator over the file types that have been registered.</p>
</div>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="_docregistry_src_registry_.documentregistry.ifiletype.html" class="tsd-signature-type">IFileType</a><span class="tsd-signature-symbol">></span></h4>
<p>A new iterator of file types.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="getcreator" class="tsd-anchor"></a>
<h3>get<wbr>Creator</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">get<wbr>Creator<span class="tsd-signature-symbol">(</span>name<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="_docregistry_src_registry_.documentregistry.ifilecreator.html" class="tsd-signature-type">IFileCreator</a></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#getcreator">getCreator</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L486">docregistry/src/registry.ts:486</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Get a creator by name.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>name: <span class="tsd-signature-type">string</span></h5>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <a href="_docregistry_src_registry_.documentregistry.ifilecreator.html" class="tsd-signature-type">IFileCreator</a></h4>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="getfiletype" class="tsd-anchor"></a>
<h3>get<wbr>File<wbr>Type</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">get<wbr>File<wbr>Type<span class="tsd-signature-symbol">(</span>name<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="_docregistry_src_registry_.documentregistry.ifiletype.html" class="tsd-signature-type">IFileType</a></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#getfiletype">getFileType</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L476">docregistry/src/registry.ts:476</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Get a file type by name.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>name: <span class="tsd-signature-type">string</span></h5>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <a href="_docregistry_src_registry_.documentregistry.ifiletype.html" class="tsd-signature-type">IFileType</a></h4>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="getkernelpreference" class="tsd-anchor"></a>
<h3>get<wbr>Kernel<wbr>Preference</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">get<wbr>Kernel<wbr>Preference<span class="tsd-signature-symbol">(</span>ext<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span>, widgetName<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span>, kernel<span class="tsd-signature-symbol">?: </span><a href="_services_src_kernel_kernel_.kernel.imodel.html" class="tsd-signature-type">IModel</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="_apputils_src_clientsession_.iclientsession.ikernelpreference.html" class="tsd-signature-type">IKernelPreference</a></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#getkernelpreference">getKernelPreference</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L504">docregistry/src/registry.ts:504</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Get a kernel preference.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>ext: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>The file extension.</p>
</div>
</li>
<li>
<h5>widgetName: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>The name of the widget factory.</p>
</div>
</li>
<li>
<h5><span class="tsd-flag ts-flagOptional">Optional</span> kernel: <a href="_services_src_kernel_kernel_.kernel.imodel.html" class="tsd-signature-type">IModel</a></h5>
<div class="tsd-comment tsd-typography">
<p>An optional existing kernel model.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <a href="_apputils_src_clientsession_.iclientsession.ikernelpreference.html" class="tsd-signature-type">IKernelPreference</a></h4>
<p>A kernel preference.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="getmodelfactory" class="tsd-anchor"></a>
<h3>get<wbr>Model<wbr>Factory</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">get<wbr>Model<wbr>Factory<span class="tsd-signature-symbol">(</span>name<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#modelfactory" class="tsd-signature-type">ModelFactory</a></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#getmodelfactory">getModelFactory</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L469">docregistry/src/registry.ts:469</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Get a model factory by name.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>name: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>The name of the model factory.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#modelfactory" class="tsd-signature-type">ModelFactory</a></h4>
<p>A model factory instance.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="getwidgetfactory" class="tsd-anchor"></a>
<h3>get<wbr>Widget<wbr>Factory</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">get<wbr>Widget<wbr>Factory<span class="tsd-signature-symbol">(</span>widgetName<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#getwidgetfactory">getWidgetFactory</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L458">docregistry/src/registry.ts:458</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Get a widget factory by name.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>widgetName: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>The name of the widget factory.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a></h4>
<p>A widget factory instance.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="modelfactories" class="tsd-anchor"></a>
<h3>model<wbr>Factories</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">model<wbr>Factories<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#modelfactory" class="tsd-signature-type">ModelFactory</a><span class="tsd-signature-symbol">></span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#modelfactories">modelFactories</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L412">docregistry/src/registry.ts:412</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Create an iterator over the model factories that have been registered.</p>
</div>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#modelfactory" class="tsd-signature-type">ModelFactory</a><span class="tsd-signature-symbol">></span></h4>
<p>A new iterator of model factories.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="preferredwidgetfactories" class="tsd-anchor"></a>
<h3>preferred<wbr>Widget<wbr>Factories</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">preferred<wbr>Widget<wbr>Factories<span class="tsd-signature-symbol">(</span>ext<span class="tsd-signature-symbol">?: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a><span class="tsd-signature-symbol">[]</span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#preferredwidgetfactories">preferredWidgetFactories</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L321">docregistry/src/registry.ts:321</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Get a list of the preferred widget factories.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5><span class="tsd-flag ts-flagDefault value">Default value</span> ext: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> = "*"</span></h5>
<div class="tsd-comment tsd-typography">
<p>An optional file extension to filter the results.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a><span class="tsd-signature-symbol">[]</span></h4>
<p>A new array of widget factories.</p>
<h4 id="notes">Notes</h4>
<p>Only the widget factories whose associated model factory have
been registered will be returned.
The first item is considered the default. The returned iterator
has widget factories in the following order:</p>
<ul>
<li>extension-specific default factory</li>
<li>global default factory</li>
<li>all other extension-specific factories</li>
<li>all other global factories</li>
</ul>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="widgetextensions" class="tsd-anchor"></a>
<h3>widget<wbr>Extensions</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">widget<wbr>Extensions<span class="tsd-signature-symbol">(</span>widgetName<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetextension" class="tsd-signature-type">WidgetExtension</a><span class="tsd-signature-symbol">></span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#widgetextensions">widgetExtensions</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L425">docregistry/src/registry.ts:425</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Create an iterator over the registered extensions for a given widget.</p>
</div>
</div>
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>widgetName: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>The name of the widget factory.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetextension" class="tsd-signature-type">WidgetExtension</a><span class="tsd-signature-symbol">></span></h4>
<p>A new iterator over the widget extensions.</p>
</li>
</ul>
</section>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<a name="widgetfactories" class="tsd-anchor"></a>
<h3>widget<wbr>Factories</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-is-inherited tsd-is-external">
<li class="tsd-signature tsd-kind-icon">widget<wbr>Factories<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a><span class="tsd-signature-symbol">></span></li>
</ul>
<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<p>Inherited from <a href="../classes/_docregistry_src_registry_.documentregistry.html">DocumentRegistry</a>.<a href="../classes/_docregistry_src_registry_.documentregistry.html#widgetfactories">widgetFactories</a></p>
<ul>
<li>Defined in <a href="https://github.com/jupyterlab/jupyterlab/blob/1d6c4fc/packages/docregistry/src/registry.ts#L401">docregistry/src/registry.ts:401</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Create an iterator over the widget factories that have been registered.</p>
</div>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">IIterator</span><span class="tsd-signature-symbol"><</span><a href="../modules/_docregistry_src_registry_.idocumentregistry.documentregistry.html#widgetfactory" class="tsd-signature-type">WidgetFactory</a><span class="tsd-signature-symbol">></span></h4>
<p>A new iterator of widget factories.</p>
</li>
</ul>
</section>
</section>
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<a href="../globals.html"><em>Globals</em></a>
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