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GetLength Method


Gets the length of the field (protected or unprotected) specified by the cursor position.

Namespace:  JollyGiant.Emulation
Assembly:  JGSComdotNet (in JGSComdotNet.dll) Version: 1.0.0.0 (1.0.0.0)

Syntax


C#
public StatusCode GetLength(
	ScreenPosition position,
	ref int length
)
Visual Basic (Declaration)
Public Function GetLength ( _
	position As ScreenPosition, _
	ByRef length As Integer _
) As StatusCode
Visual C++
public:
virtual StatusCode GetLength(
	ScreenPosition position, 
	int% length
) sealed
JavaScript
function GetLength(position, length);

Parameters

position
Type: JollyGiant.Emulation.ScreenPosition
The position of the field in row/column coordinates.

length
Type: System..Int32
Will receive the length of the field.

Return Value

The StatusCode indicating the result of the operation.

This can be one of the following values:


Status codeDescription
WHLLOKThe length of the specified field was found.
WHLLNOTCONNECTEDYour application is not currently connected to a host session.
WHLLPARAMETERERROROne or more of the call parameters are invalid.
WHLLPOSITIONERRORThe position argument specifies an invalid presentation space position.
WHLLSYSERRORThe method failed due to a system error.
WHLLNOFIELDThe specified field was not found, or the host session presentation space is unformatted.
WHLLZEROLENFIELDThe specified field has a length of zero.

Implements

IField..GetLength(ScreenPosition, Int32)

Remarks

The specified cursor position does not have to mark the beginning of a field, but can be at any position inside the field.

Remarks

The attribute byte of a IField is not included in it's length.

See Also


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Copyright 2009 by Jolly Giant Software, Inc.