mirror of
https://github.com/Instagram/IGListKit
synced 2026-05-20 07:48:32 +00:00
f536e2136d
Summary: Does this need to wait for #1086? Closes https://github.com/Instagram/IGListKit/pull/1085 Differential Revision: D6917735 Pulled By: rnystrom fbshipit-source-id: 08165c8d9f1215abac1d4bc7c65c1d23e31f758a
371 lines
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371 lines
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IGListGenericSectionController Class Reference
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<section>
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<section class="section">
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<h1>IGListGenericSectionController</h1>
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<div class="declaration">
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<div class="language">
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<pre class="highlight objective_c"><code>
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<span class="k">@interface</span> <span class="nc">IGListGenericSectionController</span> <span class="o"><</span><span class="n">__covariant</span> <span class="n">ObjectType</span><span class="o">></span> <span class="o">:</span> <span class="n"><a href="../Classes/IGListSectionController.html">IGListSectionController</a></span></code></pre>
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</div>
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</div>
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<p>This class adds a helper layer to <code>IGListSectionController</code> to automatically store a generic object in
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<code>didUpdateToObject:</code>.</p>
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</section>
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<div class="task-group">
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<ul>
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<li class="item">
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<div>
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<code>
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<a name="/c:objc(cs)IGListGenericSectionController(py)object"></a>
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<a name="//apple_ref/objc/Property/object" class="dashAnchor"></a>
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<a class="token" href="#/c:objc(cs)IGListGenericSectionController(py)object">object</a>
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</code>
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</div>
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>The object mapped to this section controller. Matches the object provided in
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<code>[IGListAdapterDataSource listAdapter:sectionControllerForObject:]</code> when this section controller was created and
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returned.</p>
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<div class="aside aside-note">
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<p class="aside-title">Note</p>
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This object is briefly <code>nil</code> between initialization and the first call to <code>didUpdateToObject:</code>. After that, it is
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safe to assume that this is non-<code>nil</code>.
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</div>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Objective-C</p>
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<pre class="highlight objective_c"><code><span class="k">@property</span> <span class="p">(</span><span class="n">readonly</span><span class="p">,</span> <span class="n">strong</span><span class="p">,</span> <span class="n">nonatomic</span><span class="p">,</span> <span class="n">nullable</span><span class="p">)</span> <span class="n">ObjectType</span> <span class="n">object</span><span class="p">;</span></code></pre>
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</div>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">object</span><span class="p">:</span> <span class="kt">ObjectType</span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
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</div>
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</div>
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</section>
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</div>
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</li>
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<li class="item">
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<div>
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<code>
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<a name="/c:objc(cs)IGListGenericSectionController(im)didUpdateToObject:"></a>
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<a name="//apple_ref/objc/Method/-didUpdateToObject:" class="dashAnchor"></a>
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<a class="token" href="#/c:objc(cs)IGListGenericSectionController(im)didUpdateToObject:">-didUpdateToObject:</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>Updates the section controller to a new object.</p>
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<div class="aside aside-note">
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<p class="aside-title">Note</p>
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<p>This <code><a href="../Classes/IGListSectionController.html">IGListSectionController</a></code> subclass sets its object in this method, so any overrides <strong>must call super</strong>.</p>
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</div>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Objective-C</p>
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<pre class="highlight objective_c"><code><span class="k">-</span> <span class="p">(</span><span class="kt">void</span><span class="p">)</span><span class="nf">didUpdateToObject</span><span class="p">:(</span><span class="n">nonnull</span> <span class="n">id</span><span class="p">)</span><span class="nv">object</span><span class="p">;</span></code></pre>
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</div>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">didUpdate</span><span class="p">(</span><span class="n">to</span> <span class="nv">object</span><span class="p">:</span> <span class="kt">Any</span><span class="p">)</span></code></pre>
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</div>
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</div>
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<div>
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<h4>Parameters</h4>
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<table class="graybox">
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<tbody>
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<tr>
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<td>
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<code>
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<em>object</em>
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</code>
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</td>
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<td>
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<div>
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<p>The object mapped to this section controller.</p>
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</div>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</section>
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</div>
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</li>
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</ul>
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</div>
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</section>
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<p>© 2018 <a class="link" href="https://twitter.com/fbOpenSource" target="_blank" rel="external">Instagram</a>. All rights reserved. (Last updated: 2018-02-06)</p>
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