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WaveformAnalyzer.SetSelection method

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Remarks

 

Changes the portion of waveform currently selected through the tracker. The current selection, if any, can be retrieved calling the WaveformAnalyzer.GetSelection method.

 

After a call to this method the control will fire the WaveAnalyzerSelectionChange event.

 

For details about the use of the Waveform Analyzer refer to the How to use the Waveform Analyzer section.

For further details about methods of the Waveform Analyzer refer to the WaveformAnalyzer object section.

 

 

Syntax

 

[Visual Basic]

control.WaveformAnalzyer.SetSelection (

bSelectionAvailable as enumBoolean,

nBeginPosInMs as Long,

nEndPosInMs as Long

) as enumErrorCodes


 

[C++]

short control.WaveformAnalzyer.SetSelection (

long bSelectionAvailable,

long nBeginPosInMs,

long nEndPosInMs

);


 

Parameter

Description

 

 

bSelectionAvailable

Flag for selection availability.

Supported values are the following:

Value

Meaning

BOOL_FALSE

Remove the current selection, if any. In this case values passed through nBeginPosInMs and nEndPosInMs parameters are ignored.

BOOL_TRUE

Perform a new selection using values stored inside nBeginPosInMs and nEndPosInMs parameters

nBeginPosInMs

The selection's start position, expressed in milliseconds

nEndPosInMs

The selection's end position, expressed in milliseconds

 

 

 

 

Return value

 

Value

Meaning

 

 

Negative value

An error occurred (see the LastError property for further error details)

enumErrorCodes.ERR_NOERROR (0)

The method call was successful