# GrapeCity.ActiveReports.Document.PageDocument.LocateDataSource

## Content

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<h1 id="GrapeCity_ActiveReports_Document_PageDocument_LocateDataSource" data-uid="GrapeCity.ActiveReports.Document.PageDocument.LocateDataSource" class="text-break">LocateDataSource Event
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<div class="markdown level0 summary"><p>Occurs when the report needs to locate a data source from the calling application.</p>
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<div class="markdown level0 conceptual"></div>
<h6><strong>Namespace</strong>: <a class="xref" href="GrapeCity.ActiveReports.Document.html">GrapeCity.ActiveReports.Document</a></h6>
<h6><strong>Assembly</strong>: MESCIUS.ActiveReports.dll</h6>
<h5 id="GrapeCity_ActiveReports_Document_PageDocument_LocateDataSource_syntax">Syntax</h5>
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  <pre><code class="lang-csharp hljs">public event LocateDataSourceEventHandler LocateDataSource</code></pre>
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<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="GrapeCity.ActiveReports.LocateDataSourceEventHandler.html">LocateDataSourceEventHandler</a></td>
      <td>Occurs when the report needs to locate a data source from the calling application.</td>
    </tr>
  </tbody>
</table>
<h5 id="GrapeCity_ActiveReports_Document_PageDocument_LocateDataSource_examples"><strong>Examples</strong></h5>
<pre><code class="lang-csharp">PageReport pageReport = new PageReport(reportFilePath);
pageReport.Document.LocateDataSource  += (sender, args) =&gt;
{
	if (args.DataSet.Name == "Catalog")
	{
		DataSet ds = new DataSet();
		ds.ReadXml("XML_Schema_and_Data.xml");
		args.Data = ds.Tables[0];
	}
};
reportPreview.LoadDocument(pageReport.Document);</code></pre>

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