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ErrorProvider.CanExtend Method

Gets a value indicating whether a control can be extended.

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

public bool CanExtend (
	Object extendee
public final boolean CanExtend (
	Object extendee
public final function CanExtend (
	extendee : Object
) : boolean
Not applicable.



The control to be extended.

Return Value

true if the control can be extended; otherwise, false. This property will be true if the object is a Control and is not a Form or ToolBar.

Typically, you will use CanExtend to determine whether you can attach an ErrorProvider to the specified control.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0