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IGListIndexSetResult Class Reference
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<article class="main-content">
<section>
<section class="section">
<h1>IGListIndexSetResult</h1>
<div class="declaration">
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code>
<span class="k">@interface</span> <span class="nc">IGListIndexSetResult</span> <span class="p">:</span> <span class="nc">NSObject</span></code></pre>
</div>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">class</span> <span class="kt">ListIndexSetResult</span> <span class="p">:</span> <span class="kt">NSObject</span></code></pre>
</div>
</div>
<p>A result object returned when diffing with indexes.</p>
</section>
<section class="section task-group-section">
<div class="task-group">
<ul>
<li class="item">
<div>
<code>
<a name="/c:objc(cs)IGListIndexSetResult(py)inserts"></a>
<a name="//apple_ref/objc/Property/inserts" class="dashAnchor"></a>
<a class="token" href="#/c:objc(cs)IGListIndexSetResult(py)inserts">inserts</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The indexes inserted into the new collection.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code><span class="k">@property</span> <span class="p">(</span><span class="n">nonatomic</span><span class="p">,</span> <span class="n">strong</span><span class="p">,</span> <span class="n">readonly</span><span class="p">)</span> <span class="n">NSIndexSet</span> <span class="o">*</span><span class="n">_Nonnull</span> <span class="n">inserts</span><span class="p">;</span></code></pre>
</div>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">inserts</span><span class="p">:</span> <span class="kt">IndexSet</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/c:objc(cs)IGListIndexSetResult(py)deletes"></a>
<a name="//apple_ref/objc/Property/deletes" class="dashAnchor"></a>
<a class="token" href="#/c:objc(cs)IGListIndexSetResult(py)deletes">deletes</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The indexes deleted from the old collection.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code><span class="k">@property</span> <span class="p">(</span><span class="n">nonatomic</span><span class="p">,</span> <span class="n">strong</span><span class="p">,</span> <span class="n">readonly</span><span class="p">)</span> <span class="n">NSIndexSet</span> <span class="o">*</span><span class="n">_Nonnull</span> <span class="n">deletes</span><span class="p">;</span></code></pre>
</div>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">deletes</span><span class="p">:</span> <span class="kt">IndexSet</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/c:objc(cs)IGListIndexSetResult(py)updates"></a>
<a name="//apple_ref/objc/Property/updates" class="dashAnchor"></a>
<a class="token" href="#/c:objc(cs)IGListIndexSetResult(py)updates">updates</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The indexes in the old collection that need updated.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code><span class="k">@property</span> <span class="p">(</span><span class="n">nonatomic</span><span class="p">,</span> <span class="n">strong</span><span class="p">,</span> <span class="n">readonly</span><span class="p">)</span> <span class="n">NSIndexSet</span> <span class="o">*</span><span class="n">_Nonnull</span> <span class="n">updates</span><span class="p">;</span></code></pre>
</div>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">updates</span><span class="p">:</span> <span class="kt">IndexSet</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/c:objc(cs)IGListIndexSetResult(py)moves"></a>
<a name="//apple_ref/objc/Property/moves" class="dashAnchor"></a>
<a class="token" href="#/c:objc(cs)IGListIndexSetResult(py)moves">moves</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The moves from an index in the old collection to an index in the new collection.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code><span class="k">@property</span> <span class="p">(</span><span class="n">nonatomic</span><span class="p">,</span> <span class="n">copy</span><span class="p">,</span> <span class="n">readonly</span><span class="p">)</span> <span class="n">NSArray</span><span class="o">&lt;</span><span class="n"><a href="../Classes/IGListMoveIndex.html">IGListMoveIndex</a></span> <span class="o">*&gt;</span> <span class="o">*</span><span class="n">_Nonnull</span> <span class="n">moves</span><span class="p">;</span></code></pre>
</div>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">moves</span><span class="p">:</span> <span class="p">[</span><span class="kt">ListMoveIndex</span><span class="p">]</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/c:objc(cs)IGListIndexSetResult(py)hasChanges"></a>
<a name="//apple_ref/objc/Property/hasChanges" class="dashAnchor"></a>
<a class="token" href="#/c:objc(cs)IGListIndexSetResult(py)hasChanges">hasChanges</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>A Read-only boolean that indicates whether the result has any changes or not.
<code>YES</code> if the result has changes, <code>NO</code> otherwise.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code><span class="k">@property</span> <span class="p">(</span><span class="n">nonatomic</span><span class="p">,</span> <span class="n">readonly</span><span class="p">)</span> <span class="n">BOOL</span> <span class="n">hasChanges</span><span class="p">;</span></code></pre>
</div>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">hasChanges</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/c:objc(cs)IGListIndexSetResult(im)oldIndexForIdentifier:"></a>
<a name="//apple_ref/objc/Method/-oldIndexForIdentifier:" class="dashAnchor"></a>
<a class="token" href="#/c:objc(cs)IGListIndexSetResult(im)oldIndexForIdentifier:">-oldIndexForIdentifier:<wbr></a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Returns the index of the object with the specified identifier <em>before</em> the diff.</p>
<div class="aside aside-see">
<p class="aside-title">See</p>
<p><code><a href="../Protocols/IGListDiffable.html#/c:objc(pl)IGListDiffable(im)diffIdentifier">-[IGListDiffable diffIdentifier]</a></code>.</p>
</div>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code><span class="k">-</span> <span class="p">(</span><span class="n">NSInteger</span><span class="p">)</span><span class="nf">oldIndexForIdentifier</span><span class="p">:(</span><span class="n">nonnull</span> <span class="n">id</span><span class="o">&lt;</span><span class="n">NSObject</span><span class="o">&gt;</span><span class="p">)</span><span class="nv">identifier</span><span class="p">;</span></code></pre>
</div>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">oldIndex</span><span class="p">(</span><span class="n">forIdentifier</span> <span class="nv">identifier</span><span class="p">:</span> <span class="n">any</span> <span class="kt">NSObjectProtocol</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Int</span></code></pre>
</div>
</div>
<div>
<h4>Parameters</h4>
<table class="graybox">
<tbody>
<tr>
<td>
<code>
<em>identifier</em>
</code>
</td>
<td>
<div>
<p>The diff identifier of the object.</p>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<div>
<h4>Return Value</h4>
<p>The index of the object before the diff, or <code>NSNotFound</code>.</p>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/c:objc(cs)IGListIndexSetResult(im)newIndexForIdentifier:"></a>
<a name="//apple_ref/objc/Method/-newIndexForIdentifier:" class="dashAnchor"></a>
<a class="token" href="#/c:objc(cs)IGListIndexSetResult(im)newIndexForIdentifier:">-newIndexForIdentifier:<wbr></a>
</code>
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<div class="pointer"></div>
<div class="abstract">
<p>Returns the index of the object with the specified identifier <em>after</em> the diff.</p>
<div class="aside aside-see">
<p class="aside-title">See</p>
<p><code><a href="../Protocols/IGListDiffable.html#/c:objc(pl)IGListDiffable(im)diffIdentifier">-[IGListDiffable diffIdentifier]</a></code>.</p>
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<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code><span class="k">-</span> <span class="p">(</span><span class="n">NSInteger</span><span class="p">)</span><span class="nf">newIndexForIdentifier</span><span class="p">:(</span><span class="n">nonnull</span> <span class="n">id</span><span class="o">&lt;</span><span class="n">NSObject</span><span class="o">&gt;</span><span class="p">)</span><span class="nv">identifier</span><span class="p">;</span></code></pre>
</div>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">newIndex</span><span class="p">(</span><span class="n">forIdentifier</span> <span class="nv">identifier</span><span class="p">:</span> <span class="n">any</span> <span class="kt">NSObjectProtocol</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Int</span></code></pre>
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<h4>Parameters</h4>
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<tbody>
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<td>
<code>
<em>identifier</em>
</code>
</td>
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<div>
<p>The diff identifier of the object.</p>
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</tbody>
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<h4>Return Value</h4>
<p>The index path of the object after the diff, or <code>NSNotFound</code>.</p>
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</section>
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<div>
<code>
<a name="/c:objc(cs)IGListIndexSetResult(im)resultForBatchUpdates"></a>
<a name="//apple_ref/objc/Method/-resultForBatchUpdates" class="dashAnchor"></a>
<a class="token" href="#/c:objc(cs)IGListIndexSetResult(im)resultForBatchUpdates">-resultForBatchUpdates</a>
</code>
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<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Creates a new result object with operations safe for use in <code>UITableView</code> and <code>UICollectionView</code> batch updates.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Objective-C</p>
<pre class="highlight objective_c"><code><span class="k">-</span> <span class="p">(</span><span class="n">nonnull</span> <span class="n">IGListIndexSetResult</span> <span class="o">*</span><span class="p">)</span><span class="n">resultForBatchUpdates</span><span class="p">;</span></code></pre>
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<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">forBatchUpdates</span><span class="p">()</span> <span class="o">-&gt;</span> <span class="kt">ListIndexSetResult</span></code></pre>
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