GetHelpTopic Method
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Control.ControlAccessibleObject.GetHelpTopic Method

Gets an identifier for a Help topic and the path to the Help file associated with this accessible object.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in system.windows.forms.dll)

public override int GetHelpTopic (
	out string fileName
)
public int GetHelpTopic (
	/** @attribute OutAttribute() */ /** @ref */ String fileName
)
JScript does not support passing value-type arguments by reference.

Parameters

fileName

When this method returns, contains a string that represents the path to the Help file associated with this accessible object. This parameter is passed uninitialized.

Return Value

An identifier for a Help topic, or -1 if there is no Help topic. On return, the fileName parameter will contain the path to the Help file associated with this accessible object, or a null reference (Nothing in Visual Basic) if there is no IAccessible interface specified.

Pass the identifier to the WinHelp file specified by the fileName parameter to identify the desired Help topic.

Windows 98, Windows 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 .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

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