Remarks
Sets a background picture from a graphic file.
For further details about using the embedded Waveform refer to the Waveform object section.
For details about using Visual Feedbacks refer to the How to use embedded Visual Feedbacks section.
Syntax
[Visual Basic]
control.Waveform.SetBackPictureFromFile (
strPathname as String
) as enumErrorCodes
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[C++]
short control.Waveform.SetBackPictureFromFile (
LPCTSTR strPathname
);
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Parameter
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Description
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strPathname
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Absolute pathname of the picture file to load. Accepted graphic formats are BMP, JPEG, GIF, TIFF and PNG.
An empty pathname will reset an eventual picture set through a previous call to this method.
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Return value
Value
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Meaning
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Negative value
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An error occurred, check the LastError property value in order to get the error code
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enumErrorCodes.ERR_NOERROR (0)
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The method call was successful
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