PosEventDataHeader structure (pointofservicedriverinterface.h)
This structure describes the scanned image data that is passed to the BarcodeScannerImagePreviewReceived event.
Syntax
typedef struct _PosEventDataHeader {
PosEventType EventType;
UINT32 DataLength;
} PosEventDataHeader, PosBarcodeScannerImagePreviewEventData;
Members
EventType
The type of event. For the BarcodeScannerImagePreviewReceived event the value of this field is BarcodeScannerImagePreviewReceived.
DataLength
The length, in bytes, of the image preview data.
Remarks
The image preview bitmap data immediately follows after this structure in memory for DataLength bytes.
Requirements
Requirement | Value |
---|---|
Header | pointofservicedriverinterface.h (include PointOfServiceDriverInterface.h) |