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DataGridViewRowHeaderCell.DataGridViewRowHeaderCellAccessibleObject.Select Method

Modifies the row selection depending on the selection mode.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

[SecurityPermissionAttribute(SecurityAction.Demand, Flags = SecurityPermissionFlag.UnmanagedCode)]
public override void Select(
	AccessibleSelection flags


Type: System.Windows.Forms.AccessibleSelection

A bitwise combination of the AccessibleSelection values.


The Owner property value is null.

If the owning cell does not belong to a DataGridView control, no action is taken. Otherwise, the following table describes the action performed for each flags value.

Parameter value



Moves input focus to the DataGridView control.

TakeSelection or AddSelection

If the DataGridView control that contains the owning cell has a SelectionMode property value of FullRowSelect or RowHeaderSelect, the row containing the cell is selected.


If the row containing the cell is selected, the selection is canceled.

All other AccessibleSelection values

No action is taken.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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.

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