CogOCRMaxFont.OnReplacingItem Method

CogOCRMaxFont OnReplacingItem Method

Cognex VisionPro

Called whenever a CogOCRMaxChar is being replaced.

Namespace: Cognex.VisionPro.OCRMax
Assembly: Cognex.VisionPro.OCRMax (in Cognex.VisionPro.OCRMax.dll) Version: 65.1.0.0

Syntax

protected override void OnReplacingItem(
	int index,
	Object oldValue,
	Object newValue
)

protected override void OnReplacingItem(
	int index,
	Object oldValue,
	Object newValue
)

Protected Overrides Sub OnReplacingItem ( 
	index As Integer,
	oldValue As Object,
	newValue As Object
)

Protected Overrides Sub OnReplacingItem ( 
	index As Integer,
	oldValue As Object,
	newValue As Object
)

protected:
virtual void OnReplacingItem(
	int index, 
	Object^ oldValue, 
	Object^ newValue
) override

protected:
virtual void OnReplacingItem(
	int index, 
	Object^ oldValue, 
	Object^ newValue
) override

index: Type: System Int32
The index where the CogOCRMaxChar is being repalced.

newValue: Type: System Object
The CogOCRMaxChar which is about to be added to the Font to replace the oldValue.

Exceptions

Exception	Condition
ArgumentNullException	Thrown if oldValue is null. Thrown if newValue is null.

Remarks

Overriden to keep track of the CogOCRMaxChars in a CogOCRMaxFont via StartTracking/StopTracking.