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.NET Framework Class Library

ListView.CreateItemsInGroups Method

Creates the ListView control hierarchy in groups.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web.Extensions (in System.Web.Extensions.dll)
Protected Overridable Function CreateItemsInGroups ( _
	dataSource As ListViewPagedDataSource, _
	dataBinding As Boolean, _
	insertPosition As InsertItemPosition, _
	keyArray As ArrayList _
) As IList(Of ListViewDataItem)

Parameters

dataSource
Type: System.Web.UI.WebControls.ListViewPagedDataSource

The data source.

dataBinding
Type: System.Boolean

true to indicate that the ListView control is bound to data; otherwise, false.

insertPosition
Type: System.Web.UI.WebControls.InsertItemPosition

One of the InsertItemPosition values.

keyArray
Type: System.Collections.ArrayList

An array that represents the data-key value of each item in the ListView control.

Return Value

Type: System.Collections.Generic.IList<ListViewDataItem>
An object that contains all the data items of the current page of data in a ListView control.
Exception Condition
InvalidOperationException

The ListView control does not have an item placeholder specified.

The CreateItemsInGroups method is used to create the control hierarchy of the ListView control in groups. This method is used by the ListView control only when the GroupTemplate and GroupItemCount properties are defined.

Note Note

This method is primarily used by control developers to extend the ListView control.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.