<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, height=device-height, initial-scale=1, user-scalable=no"><meta name="description" content="API docs for the getRow method from the DataTableSource class, for the Dart programming language."><title>getRow method - DataTableSource class - material library - Dart API</title><!-- required because all the links are pseudo-absolute --><base href="../.."><link href="https://fonts.googleapis.com/css?family=Source+Code+Pro:500,400i,400,300|Source+Sans+Pro:400,300,700" rel="stylesheet"><link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet"><link rel="stylesheet" href="static-assets/github.css"><link rel="stylesheet" href="static-assets/styles.css"><link rel="icon" href="static-assets/favicon.png"></head><body><div id="overlay-under-drawer"></div><header id="title"><button id="sidenav-left-toggle" type="button"> </button><ol class="breadcrumbs gt-separated dark hidden-xs"><li><a href="index.html">flutter</a></li><li><a href="material/material-library.html">material</a></li><li><a href="material/DataTableSource-class.html">DataTableSource</a></li><li class="self-crumb">getRow abstract method</li></ol><div class="self-name">getRow</div><form class="search navbar-right" role="search"><input type="text" id="search-box" autocomplete="off" disabled class="form-control typeahead" placeholder="Loading search..."></form></header><main><div id="dartdoc-sidebar-left" class="col-xs-6 col-sm-3 col-md-2 sidebar sidebar-offcanvas-left"><header id="header-search-sidebar" class="hidden-l"><form class="search-sidebar" role="search"><input type="text" id="search-sidebar" autocomplete="off" disabled class="form-control typeahead" placeholder="Loading search..."></form></header><ol class="breadcrumbs gt-separated dark hidden-l" id="sidebar-nav"><li><a href="index.html">flutter</a></li><li><a href="material/material-library.html">material</a></li><li><a href="material/DataTableSource-class.html">DataTableSource</a></li><li class="self-crumb">getRow abstract method</li></ol><h5>DataTableSource class</h5><ol><li class="section-title"><a href="material/DataTableSource-class.html#constructors">Constructors</a></li><li><a href="material/DataTableSource/DataTableSource.html">DataTableSource</a></li><li class="section-title"><a href="material/DataTableSource-class.html#instance-properties">Properties</a></li><li><a href="material/DataTableSource/isRowCountApproximate.html">isRowCountApproximate</a></li><li><a href="material/DataTableSource/rowCount.html">rowCount</a></li><li><a href="material/DataTableSource/selectedRowCount.html">selectedRowCount</a></li><li class="inherited"><a href="dart-core/Object/hashCode.html">hashCode</a></li><li class="inherited"><a href="foundation/ChangeNotifier/hasListeners.html">hasListeners</a></li><li class="inherited"><a href="dart-core/Object/runtimeType.html">runtimeType</a></li><li class="section-title"><a href="material/DataTableSource-class.html#instance-methods">Methods</a></li><li><a href="material/DataTableSource/getRow.html">getRow</a></li><li class="inherited"><a href="foundation/ChangeNotifier/addListener.html">addListener</a></li><li class="inherited"><a href="foundation/ChangeNotifier/dispose.html">dispose</a></li><li class="inherited"><a href="dart-core/Object/noSuchMethod.html">noSuchMethod</a></li><li class="inherited"><a href="foundation/ChangeNotifier/notifyListeners.html">notifyListeners</a></li><li class="inherited"><a href="foundation/ChangeNotifier/removeListener.html">removeListener</a></li><li class="inherited"><a href="dart-core/Object/toString.html">toString</a></li><li class="section-title inherited"><a href="material/DataTableSource-class.html#operators">Operators</a></li><li class="inherited"><a href="dart-core/Object/operator_equals.html">operator ==</a></li></ol></div><!--/.sidebar-offcanvas--><div id="dartdoc-main-content" class="col-xs-12 col-sm-9 col-md-8 main-content"><div><h1><span class="kind-method">getRow</span> method</h1></div><section class="multi-line-signature"><span class="returntype"><a href="material/DataRow-class.html">DataRow</a></span><span class="name ">getRow</span>(<wbr><span class="parameter" id="getRow-param-index"><span class="type-annotation"><a href="dart-core/int-class.html">int</a></span> <span class="parameter-name">index</span></span>)</section><section class="desc markdown"><p>Called to obtain the data about a particular row.</p><p>The <a href="material/DataRow/DataRow.byIndex.html">new DataRow.byIndex</a> constructor provides a convenient way to construct<a href="material/DataRow-class.html">DataRow</a> objects for this callback's purposes without having to worry aboutindependently keying each row.</p><p>If the given index does not correspond to a row, or if no data is yetavailable for a row, then return null. The row will be left blank and aloading indicator will be displayed over the table. Once data is availableor once it is firmly established that the row index in question is beyondthe end of the table, call <a href="foundation/ChangeNotifier/notifyListeners.html">notifyListeners</a>.</p><p>Data returned from this method must be consistent for the lifetime of theobject. If the row count changes, then a new delegate must be provided.</p></section><section class="summary source-code" id="source"><h2><span>Implementation</span></h2><pre class="language-dart"><code class="language-dart">DataRow getRow(int index);</code></pre></section></div> <!-- /.main-content --><div id="dartdoc-sidebar-right" class="col-xs-6 col-sm-6 col-md-2 sidebar sidebar-offcanvas-right"></div><!--/.sidebar-offcanvas--></main><footer><span class="no-break">flutter 0.0.0-unknown</span></footer><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script><script src="static-assets/typeahead.bundle.min.js"></script><script src="static-assets/highlight.pack.js"></script><script src="static-assets/URI.js"></script><script src="static-assets/script.js"></script></body></html>
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