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git-subtree-dir: submodules/AsyncDisplayKit git-subtree-mainline: d06f423e0ed3df1fed9bd10d79ee312a9179b632 git-subtree-split: 02bedc12816e251ad71777f9d2578329b6d2bef6
2405 lines
64 KiB
HTML
Executable File
2405 lines
64 KiB
HTML
Executable File
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>ASCollectionNode Class Reference</title>
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<link rel="stylesheet" href="../css/style.css">
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<meta name="viewport" content="initial-scale=1, maximum-scale=1.4">
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<meta name="generator" content="appledoc 2.2.1 (build 1334)">
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</head>
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<body class="appledoc">
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<header>
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<div class="container" class="hide-in-xcode">
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<h1 id="library-title">
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<a href="../index.html"> </a>
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</h1>
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<p id="developer-home">
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<a href="../index.html">AsyncDisplayKit</a>
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</p>
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</div>
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</header>
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<aside>
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<div class="container">
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<nav>
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<ul id="header-buttons" role="toolbar">
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<li><a href="../index.html">Index</a></li>
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<li><a href="../hierarchy.html">Hierarchy</a></li>
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<li id="on-this-page" role="navigation">
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<label>
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On This Page
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<div class="chevron">
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<div class="chevy chevron-left"></div>
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<div class="chevy chevron-right"></div>
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</div>
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<select id="jump-to">
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<option value="top">Jump To…</option>
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<option value="overview">Overview</option>
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<option value="tasks">Tasks</option>
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<optgroup label="Properties">
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<option value="//api/name/allowsMultipleSelection">allowsMultipleSelection</option>
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<option value="//api/name/allowsSelection">allowsSelection</option>
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<option value="//api/name/dataSource">dataSource</option>
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<option value="//api/name/delegate">delegate</option>
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<option value="//api/name/indexPathsForSelectedItems">indexPathsForSelectedItems</option>
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<option value="//api/name/indexPathsForVisibleItems">indexPathsForVisibleItems</option>
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<option value="//api/name/numberOfSections">numberOfSections</option>
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<option value="//api/name/view">view</option>
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<option value="//api/name/visibleNodes">visibleNodes</option>
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</optgroup>
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<optgroup label="Instance Methods">
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<option value="//api/name/cellForItemAtIndexPath:">- cellForItemAtIndexPath:</option>
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<option value="//api/name/contextForSection:">- contextForSection:</option>
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<option value="//api/name/deleteItemsAtIndexPaths:">- deleteItemsAtIndexPaths:</option>
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<option value="//api/name/deleteSections:">- deleteSections:</option>
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<option value="//api/name/deselectItemAtIndexPath:animated:">- deselectItemAtIndexPath:animated:</option>
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<option value="//api/name/indexPathForItemAtPoint:">- indexPathForItemAtPoint:</option>
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<option value="//api/name/indexPathForNode:">- indexPathForNode:</option>
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<option value="//api/name/initWithCollectionViewLayout:">- initWithCollectionViewLayout:</option>
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<option value="//api/name/initWithFrame:collectionViewLayout:">- initWithFrame:collectionViewLayout:</option>
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<option value="//api/name/insertItemsAtIndexPaths:">- insertItemsAtIndexPaths:</option>
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<option value="//api/name/insertSections:">- insertSections:</option>
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<option value="//api/name/moveItemAtIndexPath:toIndexPath:">- moveItemAtIndexPath:toIndexPath:</option>
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<option value="//api/name/moveSection:toSection:">- moveSection:toSection:</option>
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<option value="//api/name/nodeForItemAtIndexPath:">- nodeForItemAtIndexPath:</option>
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<option value="//api/name/numberOfItemsInSection:">- numberOfItemsInSection:</option>
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<option value="//api/name/performBatchAnimated:updates:completion:">- performBatchAnimated:updates:completion:</option>
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<option value="//api/name/performBatchUpdates:completion:">- performBatchUpdates:completion:</option>
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<option value="//api/name/registerSupplementaryNodeOfKind:">- registerSupplementaryNodeOfKind:</option>
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<option value="//api/name/relayoutItems">- relayoutItems</option>
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<option value="//api/name/reloadData">- reloadData</option>
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<option value="//api/name/reloadDataWithCompletion:">- reloadDataWithCompletion:</option>
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<option value="//api/name/reloadItemsAtIndexPaths:">- reloadItemsAtIndexPaths:</option>
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<option value="//api/name/reloadSections:">- reloadSections:</option>
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<option value="//api/name/scrollToItemAtIndexPath:atScrollPosition:animated:">- scrollToItemAtIndexPath:atScrollPosition:animated:</option>
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<option value="//api/name/selectItemAtIndexPath:animated:scrollPosition:">- selectItemAtIndexPath:animated:scrollPosition:</option>
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<option value="//api/name/setTuningParameters:forRangeMode:rangeType:">- setTuningParameters:forRangeMode:rangeType:</option>
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<option value="//api/name/setTuningParameters:forRangeType:">- setTuningParameters:forRangeType:</option>
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<option value="//api/name/tuningParametersForRangeMode:rangeType:">- tuningParametersForRangeMode:rangeType:</option>
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<option value="//api/name/tuningParametersForRangeType:">- tuningParametersForRangeType:</option>
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<option value="//api/name/waitUntilAllUpdatesAreCommitted">- waitUntilAllUpdatesAreCommitted</option>
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</optgroup>
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</select>
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</label>
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</li>
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</ul>
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</nav>
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</div>
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</aside>
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<article>
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<div id="overview_contents" class="container">
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<div id="content">
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<main role="main">
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<h1 class="title">ASCollectionNode Class Reference</h1>
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<div class="section section-specification"><table cellspacing="0"><tbody>
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<tr>
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<th>Inherits from</th>
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<td><a href="../Classes/ASDisplayNode.html">ASDisplayNode</a> : ASDealloc2MainObject</td>
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</tr><tr>
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<th>Conforms to</th>
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<td>ASRangeControllerUpdateRangeProtocol</td>
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</tr><tr>
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<th>Declared in</th>
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<td>ASCollectionNode.h</td>
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</tr>
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</tbody></table></div>
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<div class="section section-overview">
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<a title="Overview" name="overview"></a>
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<h2 class="subtitle subtitle-overview">Overview</h2>
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<p>ASCollectionNode is a node based class that wraps an ASCollectionView. It can be used
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as a subnode of another node, and provide room for many (great) features and improvements later on.</p>
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</div>
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<div class="section section-tasks">
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<a title="Tasks" name="tasks"></a>
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<div class="task-list">
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<div class="section-method">
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<a name="//api/name/initWithCollectionViewLayout:" title="initWithCollectionViewLayout:"></a>
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<h3 class="method-title"><code><a href="#//api/name/initWithCollectionViewLayout:">– initWithCollectionViewLayout:</a></code>
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
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<p>Initializes an ASCollectionNode</p>
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</div>
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<div class="method-subsection method-declaration"><code>- (instancetype)initWithCollectionViewLayout:(UICollectionViewLayout *)<em>layout</em></code></div>
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<div class="method-subsection arguments-section parameters">
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<h4 class="method-subtitle parameter-title">Parameters</h4>
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<table class="argument-def parameter-def">
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<tr>
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<th scope="row" class="argument-name"><code>layout</code></th>
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<td><p>The layout object to use for organizing items. The collection view stores a strong reference to the specified object. Must not be nil.</p></td>
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</tr>
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</table>
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</div>
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<div class="method-subsection discussion-section">
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<h4 class="method-subtitle">Discussion</h4>
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<p>Initializes and returns a newly allocated collection node object with the specified layout.</p>
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</div>
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<div class="method-subsection declared-in-section">
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<h4 class="method-subtitle">Declared In</h4>
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<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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</div>
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</div>
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</div><div class="section-method">
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<a name="//api/name/initWithFrame:collectionViewLayout:" title="initWithFrame:collectionViewLayout:"></a>
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<h3 class="method-title"><code><a href="#//api/name/initWithFrame:collectionViewLayout:">– initWithFrame:collectionViewLayout:</a></code>
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
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<p>Initializes an ASCollectionNode</p>
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</div>
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<div class="method-subsection method-declaration"><code>- (instancetype)initWithFrame:(CGRect)<em>frame</em> collectionViewLayout:(UICollectionViewLayout *)<em>layout</em></code></div>
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<div class="method-subsection arguments-section parameters">
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<h4 class="method-subtitle parameter-title">Parameters</h4>
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<table class="argument-def parameter-def">
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<tr>
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<th scope="row" class="argument-name"><code>frame</code></th>
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<td><p>The frame rectangle for the collection view, measured in points. The origin of the frame is relative to the superview in which you plan to add it. This frame is passed to the superclass during initialization.</p></td>
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</tr>
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<tr>
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<th scope="row" class="argument-name"><code>layout</code></th>
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<td><p>The layout object to use for organizing items. The collection view stores a strong reference to the specified object. Must not be nil.</p></td>
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</tr>
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</table>
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</div>
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<div class="method-subsection discussion-section">
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<h4 class="method-subtitle">Discussion</h4>
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<p>Initializes and returns a newly allocated collection node object with the specified frame and layout.</p>
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</div>
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<div class="method-subsection declared-in-section">
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<h4 class="method-subtitle">Declared In</h4>
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<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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</div>
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</div>
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</div><div class="section-method">
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<a name="//api/name/view" title="view"></a>
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<h3 class="method-title"><code><a href="#//api/name/view"> view</a></code>
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
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<p>Returns the corresponding ASCollectionView</p>
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</div>
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<div class="method-subsection method-declaration"><code>@property (strong, nonatomic, readonly) ASCollectionView *view</code></div>
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<div class="method-subsection return">
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<h4 class="method-subtitle parameter-title">Return Value</h4>
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<p>view The corresponding ASCollectionView.</p>
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</div>
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<div class="method-subsection declared-in-section">
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<h4 class="method-subtitle">Declared In</h4>
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<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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</div>
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</div>
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</div><div class="section-method">
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<a name="//api/name/delegate" title="delegate"></a>
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<h3 class="method-title"><code><a href="#//api/name/delegate"> delegate</a></code>
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
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<p>The object that acts as the asynchronous delegate of the collection view</p>
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</div>
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<div class="method-subsection method-declaration"><code>@property (weak, nonatomic) id<ASCollectionDelegate> delegate</code></div>
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<div class="method-subsection discussion-section">
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<h4 class="method-subtitle">Discussion</h4>
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<p>The delegate must adopt the ASCollectionDelegate protocol. The collection view maintains a weak reference to the delegate object.</p>
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<p>The delegate object is responsible for providing size constraints for nodes and indicating whether batch fetching should begin.</p><div class="note"><p><strong>Note:</strong> This is a convenience method which sets the asyncDelegate on the collection node’s collection view.</p></div>
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</div>
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<div class="method-subsection declared-in-section">
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<h4 class="method-subtitle">Declared In</h4>
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<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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</div>
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</div>
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</div><div class="section-method">
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<a name="//api/name/dataSource" title="dataSource"></a>
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<h3 class="method-title"><code><a href="#//api/name/dataSource"> dataSource</a></code>
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
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<p>The object that acts as the asynchronous data source of the collection view</p>
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</div>
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<div class="method-subsection method-declaration"><code>@property (weak, nonatomic) id<ASCollectionDataSource> dataSource</code></div>
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<div class="method-subsection discussion-section">
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<h4 class="method-subtitle">Discussion</h4>
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<p>The datasource must adopt the ASCollectionDataSource protocol. The collection view maintains a weak reference to the datasource object.</p>
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<p>The datasource object is responsible for providing nodes or node creation blocks to the collection view.</p><div class="note"><p><strong>Note:</strong> This is a convenience method which sets the asyncDatasource on the collection node’s collection view.</p></div>
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</div>
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<div class="method-subsection declared-in-section">
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<h4 class="method-subtitle">Declared In</h4>
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<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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</div>
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</div>
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</div><div class="section-method">
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<a name="//api/name/allowsSelection" title="allowsSelection"></a>
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<h3 class="method-title"><code><a href="#//api/name/allowsSelection"> allowsSelection</a></code>
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
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<p>A Boolean value that indicates whether users can select items in the collection node.
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If the value of this property is YES (the default), users can select items. If you want more fine-grained control over the selection of items, you must provide a delegate object and implement the appropriate methods of the UICollectionNodeDelegate protocol.</p>
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</div>
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<div class="method-subsection method-declaration"><code>@property (nonatomic, assign) BOOL allowsSelection</code></div>
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<div class="method-subsection declared-in-section">
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<h4 class="method-subtitle">Declared In</h4>
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<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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</div>
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</div>
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</div><div class="section-method">
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<a name="//api/name/allowsMultipleSelection" title="allowsMultipleSelection"></a>
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<h3 class="method-title"><code><a href="#//api/name/allowsMultipleSelection"> allowsMultipleSelection</a></code>
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
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<p>A Boolean value that determines whether users can select more than one item in the collection node.
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This property controls whether multiple items can be selected simultaneously. The default value of this property is NO.
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When the value of this property is YES, tapping a cell adds it to the current selection (assuming the delegate permits the cell to be selected). Tapping the cell again removes it from the selection.</p>
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</div>
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<div class="method-subsection method-declaration"><code>@property (nonatomic, assign) BOOL allowsMultipleSelection</code></div>
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<div class="method-subsection declared-in-section">
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<h4 class="method-subtitle">Declared In</h4>
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<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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</div>
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</div>
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</div><div class="section-method">
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<a name="//api/name/tuningParametersForRangeType:" title="tuningParametersForRangeType:"></a>
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<h3 class="method-title"><code><a href="#//api/name/tuningParametersForRangeType:">– tuningParametersForRangeType:</a></code>
|
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
|
|
<p>Tuning parameters for a range type in full mode.</p>
|
|
</div>
|
|
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|
|
<div class="method-subsection method-declaration"><code>- (ASRangeTuningParameters)tuningParametersForRangeType:(ASLayoutRangeType)<em>rangeType</em></code></div>
|
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|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>rangeType</code></th>
|
|
<td><p>The range type to get the tuning parameters for.</p></td>
|
|
</tr>
|
|
|
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</table>
|
|
</div>
|
|
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|
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<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>A tuning parameter value for the given range type in full mode.</p>
|
|
</div>
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<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
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|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/setTuningParameters:forRangeType:" title="setTuningParameters:forRangeType:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/setTuningParameters:forRangeType:">– setTuningParameters:forRangeType:</a></code>
|
|
</h3>
|
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|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
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<div class="method-info-container">
|
|
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|
|
|
<div class="method-subsection brief-description">
|
|
<p>Set the tuning parameters for a range type in full mode.</p>
|
|
</div>
|
|
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|
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<div class="method-subsection method-declaration"><code>- (void)setTuningParameters:(ASRangeTuningParameters)<em>tuningParameters</em> forRangeType:(ASLayoutRangeType)<em>rangeType</em></code></div>
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<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>tuningParameters</code></th>
|
|
<td><p>The tuning parameters to store for a range type.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>rangeType</code></th>
|
|
<td><p>The range type to set the tuning parameters for.</p></td>
|
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</tr>
|
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|
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</table>
|
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</div>
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<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
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|
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</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/tuningParametersForRangeMode:rangeType:" title="tuningParametersForRangeMode:rangeType:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/tuningParametersForRangeMode:rangeType:">– tuningParametersForRangeMode:rangeType:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Tuning parameters for a range type in the specified mode.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (ASRangeTuningParameters)tuningParametersForRangeMode:(ASLayoutRangeMode)<em>rangeMode</em> rangeType:(ASLayoutRangeType)<em>rangeType</em></code></div>
|
|
|
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|
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|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>rangeMode</code></th>
|
|
<td><p>The range mode to get the running parameters for.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>rangeType</code></th>
|
|
<td><p>The range type to get the tuning parameters for.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>A tuning parameter value for the given range type in the given mode.</p>
|
|
</div>
|
|
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|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/setTuningParameters:forRangeMode:rangeType:" title="setTuningParameters:forRangeMode:rangeType:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/setTuningParameters:forRangeMode:rangeType:">– setTuningParameters:forRangeMode:rangeType:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Set the tuning parameters for a range type in the specified mode.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)setTuningParameters:(ASRangeTuningParameters)<em>tuningParameters</em> forRangeMode:(ASLayoutRangeMode)<em>rangeMode</em> rangeType:(ASLayoutRangeType)<em>rangeType</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>tuningParameters</code></th>
|
|
<td><p>The tuning parameters to store for a range type.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>rangeMode</code></th>
|
|
<td><p>The range mode to set the running parameters for.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>rangeType</code></th>
|
|
<td><p>The range type to set the tuning parameters for.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
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|
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|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/scrollToItemAtIndexPath:atScrollPosition:animated:" title="scrollToItemAtIndexPath:atScrollPosition:animated:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/scrollToItemAtIndexPath:atScrollPosition:animated:">– scrollToItemAtIndexPath:atScrollPosition:animated:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Scrolls the collection to the given item.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)scrollToItemAtIndexPath:(NSIndexPath *)<em>indexPath</em> atScrollPosition:(UICollectionViewScrollPosition)<em>scrollPosition</em> animated:(BOOL)<em>animated</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPath</code></th>
|
|
<td><p>The index path of the item.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>scrollPosition</code></th>
|
|
<td><p>Where the item should end up after the scroll.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>animated</code></th>
|
|
<td><p>Whether the scroll should be animated or not.</p>
|
|
|
|
<p>This method must be called on the main thread.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/registerSupplementaryNodeOfKind:" title="registerSupplementaryNodeOfKind:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/registerSupplementaryNodeOfKind:">– registerSupplementaryNodeOfKind:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Registers the given kind of supplementary node for use in creating node-backed supplementary elements.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)registerSupplementaryNodeOfKind:(NSString *)<em>elementKind</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>elementKind</code></th>
|
|
<td><p>The kind of supplementary node that will be requested through the data source.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>Use this method to register support for the use of supplementary nodes in place of the default
|
|
<code>registerClass:forSupplementaryViewOfKind:withReuseIdentifier:</code> and <code>registerNib:forSupplementaryViewOfKind:withReuseIdentifier:</code>
|
|
methods. This method will register an internal backing view that will host the contents of the supplementary nodes
|
|
returned from the data source.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/performBatchAnimated:updates:completion:" title="performBatchAnimated:updates:completion:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/performBatchAnimated:updates:completion:">– performBatchAnimated:updates:completion:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Perform a batch of updates asynchronously, optionally disabling all animations in the batch. This method must be called from the main thread.
|
|
The data source must be updated to reflect the changes before the update block completes.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)performBatchAnimated:(BOOL)<em>animated</em> updates:(nullable __attribute ( ( noescape ) ) void ( ^ ) ( ))<em>updates</em> completion:(nullable void ( ^ ) ( BOOL finished ))<em>completion</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>animated</code></th>
|
|
<td><p>NO to disable animations for this batch</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>updates</code></th>
|
|
<td><p>The block that performs the relevant insert, delete, reload, or move operations.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>completion</code></th>
|
|
<td><p>A completion handler block to execute when all of the operations are finished. This block takes a single
|
|
Boolean parameter that contains the value YES if all of the related animations completed successfully or
|
|
NO if they were interrupted. This parameter may be nil. If supplied, the block is run on the main thread.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/performBatchUpdates:completion:" title="performBatchUpdates:completion:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/performBatchUpdates:completion:">– performBatchUpdates:completion:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Perform a batch of updates asynchronously, optionally disabling all animations in the batch. This method must be called from the main thread.
|
|
The data source must be updated to reflect the changes before the update block completes.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)performBatchUpdates:(nullable __attribute ( ( noescape ) ) void ( ^ ) ( ))<em>updates</em> completion:(nullable void ( ^ ) ( BOOL finished ))<em>completion</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>updates</code></th>
|
|
<td><p>The block that performs the relevant insert, delete, reload, or move operations.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>completion</code></th>
|
|
<td><p>A completion handler block to execute when all of the operations are finished. This block takes a single
|
|
Boolean parameter that contains the value YES if all of the related animations completed successfully or
|
|
NO if they were interrupted. This parameter may be nil. If supplied, the block is run on the main thread.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/waitUntilAllUpdatesAreCommitted" title="waitUntilAllUpdatesAreCommitted"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/waitUntilAllUpdatesAreCommitted">– waitUntilAllUpdatesAreCommitted</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Blocks execution of the main thread until all section and item updates are committed to the view. This method must be called from the main thread.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)waitUntilAllUpdatesAreCommitted</code></div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/insertSections:" title="insertSections:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/insertSections:">– insertSections:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Inserts one or more sections.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)insertSections:(NSIndexSet *)<em>sections</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>sections</code></th>
|
|
<td><p>An index set that specifies the sections to insert.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread. The data source must be updated to reflect the changes
|
|
before this method is called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/deleteSections:" title="deleteSections:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/deleteSections:">– deleteSections:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Deletes one or more sections.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)deleteSections:(NSIndexSet *)<em>sections</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>sections</code></th>
|
|
<td><p>An index set that specifies the sections to delete.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread. The data source must be updated to reflect the changes
|
|
before this method is called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/reloadSections:" title="reloadSections:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/reloadSections:">– reloadSections:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Reloads the specified sections.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)reloadSections:(NSIndexSet *)<em>sections</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>sections</code></th>
|
|
<td><p>An index set that specifies the sections to reload.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread. The data source must be updated to reflect the changes
|
|
before this method is called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/moveSection:toSection:" title="moveSection:toSection:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/moveSection:toSection:">– moveSection:toSection:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Moves a section to a new location.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)moveSection:(NSInteger)<em>section</em> toSection:(NSInteger)<em>newSection</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>section</code></th>
|
|
<td><p>The index of the section to move.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>newSection</code></th>
|
|
<td><p>The index that is the destination of the move for the section.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread. The data source must be updated to reflect the changes
|
|
before this method is called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/insertItemsAtIndexPaths:" title="insertItemsAtIndexPaths:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/insertItemsAtIndexPaths:">– insertItemsAtIndexPaths:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Inserts items at the locations identified by an array of index paths.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)insertItemsAtIndexPaths:(NSArray<NSIndexPath*> *)<em>indexPaths</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPaths</code></th>
|
|
<td><p>An array of NSIndexPath objects, each representing an item index and section index that together identify an item.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread. The data source must be updated to reflect the changes
|
|
before this method is called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/deleteItemsAtIndexPaths:" title="deleteItemsAtIndexPaths:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/deleteItemsAtIndexPaths:">– deleteItemsAtIndexPaths:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Deletes the items specified by an array of index paths.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)deleteItemsAtIndexPaths:(NSArray<NSIndexPath*> *)<em>indexPaths</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPaths</code></th>
|
|
<td><p>An array of NSIndexPath objects identifying the items to delete.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread. The data source must be updated to reflect the changes
|
|
before this method is called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/reloadItemsAtIndexPaths:" title="reloadItemsAtIndexPaths:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/reloadItemsAtIndexPaths:">– reloadItemsAtIndexPaths:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Reloads the specified items.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)reloadItemsAtIndexPaths:(NSArray<NSIndexPath*> *)<em>indexPaths</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPaths</code></th>
|
|
<td><p>An array of NSIndexPath objects identifying the items to reload.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread. The data source must be updated to reflect the changes
|
|
before this method is called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/moveItemAtIndexPath:toIndexPath:" title="moveItemAtIndexPath:toIndexPath:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/moveItemAtIndexPath:toIndexPath:">– moveItemAtIndexPath:toIndexPath:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Moves the item at a specified location to a destination location.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)moveItemAtIndexPath:(NSIndexPath *)<em>indexPath</em> toIndexPath:(NSIndexPath *)<em>newIndexPath</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPath</code></th>
|
|
<td><p>The index path identifying the item to move.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>newIndexPath</code></th>
|
|
<td><p>The index path that is the destination of the move for the item.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread. The data source must be updated to reflect the changes
|
|
before this method is called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/reloadDataWithCompletion:" title="reloadDataWithCompletion:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/reloadDataWithCompletion:">– reloadDataWithCompletion:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Reload everything from scratch, destroying the working range and all cached nodes.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)reloadDataWithCompletion:(nullable void ( ^ ) ( ))<em>completion</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>completion</code></th>
|
|
<td><p>block to run on completion of asynchronous loading or nil. If supplied, the block is run on
|
|
the main thread.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<div class="warning"><p><strong>Warning:</strong> This method is substantially more expensive than UICollectionView’s version.</p></div>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/reloadData" title="reloadData"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/reloadData">– reloadData</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Reload everything from scratch, destroying the working range and all cached nodes.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)reloadData</code></div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<div class="warning"><p><strong>Warning:</strong> This method is substantially more expensive than UICollectionView’s version.</p></div>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/relayoutItems" title="relayoutItems"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/relayoutItems">– relayoutItems</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Triggers a relayout of all nodes.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)relayoutItems</code></div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method invalidates and lays out every cell node in the collection view.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/indexPathsForSelectedItems" title="indexPathsForSelectedItems"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/indexPathsForSelectedItems"> indexPathsForSelectedItems</a></code>
|
|
</h3>
|
|
|
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<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
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|
|
<div class="method-subsection brief-description">
|
|
<p>The index paths of the selected items, or @c nil if no items are selected.</p>
|
|
</div>
|
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|
|
<div class="method-subsection method-declaration"><code>@property (nonatomic, readonly, nullable) NSArray<NSIndexPath*> *indexPathsForSelectedItems</code></div>
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<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
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</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/selectItemAtIndexPath:animated:scrollPosition:" title="selectItemAtIndexPath:animated:scrollPosition:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/selectItemAtIndexPath:animated:scrollPosition:">– selectItemAtIndexPath:animated:scrollPosition:</a></code>
|
|
</h3>
|
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|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
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|
|
|
|
<div class="method-subsection brief-description">
|
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<p>Selects the item at the specified index path and optionally scrolls it into view.
|
|
If the <code>allowsSelection</code> property is NO, calling this method has no effect. If there is an existing selection with a different index path and the <code>allowsMultipleSelection</code> property is NO, calling this method replaces the previous selection.
|
|
This method does not cause any selection-related delegate methods to be called.</p>
|
|
</div>
|
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|
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<div class="method-subsection method-declaration"><code>- (void)selectItemAtIndexPath:(nullable NSIndexPath *)<em>indexPath</em> animated:(BOOL)<em>animated</em> scrollPosition:(UICollectionViewScrollPosition)<em>scrollPosition</em></code></div>
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<div class="method-subsection arguments-section parameters">
|
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<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPath</code></th>
|
|
<td><p>The index path of the item to select. Specifying nil for this parameter clears the current selection.</p></td>
|
|
</tr>
|
|
|
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<tr>
|
|
<th scope="row" class="argument-name"><code>animated</code></th>
|
|
<td><p>Specify YES to animate the change in the selection or NO to make the change without animating it.</p></td>
|
|
</tr>
|
|
|
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<tr>
|
|
<th scope="row" class="argument-name"><code>scrollPosition</code></th>
|
|
<td><p>An option that specifies where the item should be positioned when scrolling finishes. For a list of possible values, see <code>UICollectionViewScrollPosition</code>.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
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|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread.</p>
|
|
</div>
|
|
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|
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|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/deselectItemAtIndexPath:animated:" title="deselectItemAtIndexPath:animated:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/deselectItemAtIndexPath:animated:">– deselectItemAtIndexPath:animated:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Deselects the item at the specified index.
|
|
If the allowsSelection property is NO, calling this method has no effect.
|
|
This method does not cause any selection-related delegate methods to be called.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (void)deselectItemAtIndexPath:(NSIndexPath *)<em>indexPath</em> animated:(BOOL)<em>animated</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPath</code></th>
|
|
<td><p>The index path of the item to select. Specifying nil for this parameter clears the current selection.</p></td>
|
|
</tr>
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>animated</code></th>
|
|
<td><p>Specify YES to animate the change in the selection or NO to make the change without animating it.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
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|
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|
|
|
|
|
|
<div class="method-subsection discussion-section">
|
|
<h4 class="method-subtitle">Discussion</h4>
|
|
<p>This method must be called from the main thread.</p>
|
|
</div>
|
|
|
|
|
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|
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|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/numberOfItemsInSection:" title="numberOfItemsInSection:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/numberOfItemsInSection:">– numberOfItemsInSection:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Retrieves the number of items in the given section.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (NSInteger)numberOfItemsInSection:(NSInteger)<em>section</em></code></div>
|
|
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|
|
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|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>section</code></th>
|
|
<td><p>The section.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>The number of items.</p>
|
|
</div>
|
|
|
|
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|
|
|
|
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|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/numberOfSections" title="numberOfSections"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/numberOfSections"> numberOfSections</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>The number of sections.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>@property (nonatomic, readonly) NSInteger numberOfSections</code></div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/visibleNodes" title="visibleNodes"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/visibleNodes"> visibleNodes</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Similar to -visibleCells.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>@property (nonatomic, readonly) NSArray<__kindofASCellNode*> *visibleNodes</code></div>
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>an array containing the nodes being displayed on screen. This must be called on the main thread.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/nodeForItemAtIndexPath:" title="nodeForItemAtIndexPath:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/nodeForItemAtIndexPath:">– nodeForItemAtIndexPath:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Retrieves the node for the item at the given index path.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (nullable __kindof ASCellNode *)nodeForItemAtIndexPath:(NSIndexPath *)<em>indexPath</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPath</code></th>
|
|
<td><p>The index path of the requested item.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>The node for the given item, or @c nil if no item exists at the specified path.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/indexPathForNode:" title="indexPathForNode:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/indexPathForNode:">– indexPathForNode:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Retrieve the index path for the item with the given node.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (nullable NSIndexPath *)indexPathForNode:(ASCellNode *)<em>cellNode</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>cellNode</code></th>
|
|
<td><p>A node for an item in the collection node.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>The indexPath for this item.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/indexPathsForVisibleItems" title="indexPathsForVisibleItems"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/indexPathsForVisibleItems"> indexPathsForVisibleItems</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Retrieve the index paths of all visible items.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>@property (nonatomic, readonly) NSArray<NSIndexPath*> *indexPathsForVisibleItems</code></div>
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>an array containing the index paths of all visible items. This must be called on the main thread.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/indexPathForItemAtPoint:" title="indexPathForItemAtPoint:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/indexPathForItemAtPoint:">– indexPathForItemAtPoint:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Retrieve the index path of the item at the given point.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (nullable NSIndexPath *)indexPathForItemAtPoint:(CGPoint)<em>point</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>point</code></th>
|
|
<td><p>The point of the requested item.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>The indexPath for the item at the given point. This must be called on the main thread.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
|
<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
|
|
</div>
|
|
|
|
|
|
</div>
|
|
</div>
|
|
</div><div class="section-method">
|
|
<a name="//api/name/cellForItemAtIndexPath:" title="cellForItemAtIndexPath:"></a>
|
|
<h3 class="method-title"><code><a href="#//api/name/cellForItemAtIndexPath:">– cellForItemAtIndexPath:</a></code>
|
|
</h3>
|
|
|
|
<div class="method-info">
|
|
<div class="pointy-thing"></div>
|
|
|
|
<div class="method-info-container">
|
|
|
|
|
|
<div class="method-subsection brief-description">
|
|
<p>Retrieve the cell at the given index path.</p>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection method-declaration"><code>- (nullable UICollectionViewCell *)cellForItemAtIndexPath:(NSIndexPath *)<em>indexPath</em></code></div>
|
|
|
|
|
|
|
|
<div class="method-subsection arguments-section parameters">
|
|
<h4 class="method-subtitle parameter-title">Parameters</h4>
|
|
<table class="argument-def parameter-def">
|
|
|
|
<tr>
|
|
<th scope="row" class="argument-name"><code>indexPath</code></th>
|
|
<td><p>The index path of the requested item.</p></td>
|
|
</tr>
|
|
|
|
</table>
|
|
</div>
|
|
|
|
|
|
|
|
<div class="method-subsection return">
|
|
<h4 class="method-subtitle parameter-title">Return Value</h4>
|
|
<p>The cell for the given index path. This must be called on the main thread.</p>
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="method-subsection declared-in-section">
|
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<h4 class="method-subtitle">Declared In</h4>
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<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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</div>
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</div>
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</div><div class="section-method">
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<a name="//api/name/contextForSection:" title="contextForSection:"></a>
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<h3 class="method-title"><code><a href="#//api/name/contextForSection:">– contextForSection:</a></code>
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</h3>
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<div class="method-info">
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<div class="pointy-thing"></div>
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<div class="method-info-container">
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<div class="method-subsection brief-description">
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<p>Retrieves the context object for the given section, as provided by the data source in
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the @c collectionNode:contextForSection: method.</p>
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</div>
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<div class="method-subsection method-declaration"><code>- (nullable id<ASSectionContext>)contextForSection:(NSInteger)<em>section</em></code></div>
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<div class="method-subsection arguments-section parameters">
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<h4 class="method-subtitle parameter-title">Parameters</h4>
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<table class="argument-def parameter-def">
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<tr>
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<th scope="row" class="argument-name"><code>section</code></th>
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<td><p>The section to get the context for.</p></td>
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</tr>
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</table>
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</div>
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<div class="method-subsection return">
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<h4 class="method-subtitle parameter-title">Return Value</h4>
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<p>The context object, or @c nil if no context was provided.</p>
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<p>TODO: This method currently accepts @c section in the <em>view</em> index space, but it should
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be in the node index space. To get the context in the view index space (e.g. for subclasses
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|
of @c UICollectionViewLayout, the user will call the same method on @c ASCollectionView.</p>
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</div>
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<div class="method-subsection declared-in-section">
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<h4 class="method-subtitle">Declared In</h4>
|
|
<p><code class="declared-in-ref">ASCollectionNode.h</code></p>
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</div>
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