TReportUtils Class Reference

class TReportUtils

HID report base object

Base class for report translator and report generator. Contains only static functions.

generichid.lib

Public Member Functions
TBool	GetIndexOfUsage (const CField *, TInt , TInt &)
TInt	ReadData (const TDesC8 &, const CField *, TInt , TInt &)
TInt	UsageAtIndex (const CField *, TInt )
TInt	WriteData ( HBufC8 &, const CField *, TInt , TInt )

Member Functions Documentation

Find the index within the usages for a field of a given usage ID.

const CField * aField	Pointer to the field.
TInt aUsageId	Usage ID to find.
TInt & aUsageIndex	Reference to variable to receive the index.

Read a value from a field at a given index.

const TDesC8 & aData	Buffer containing the HID report.
const CField * aField	The field from which to read.
TInt aIndex	Position in the field to read.
TInt & aValue	Reference to variable to receive the value read from the field.

Find the usage ID at a given index within the usages for a field.

const CField * aField	Pointer to the field.
TInt aUsageIndex	The index.

Write a value to a field at a given index.

HBufC8 & aData	Buffer containing the HID report.
const CField * aField	The field in which to write.
TInt aIndex	Position in the field to write.
TInt aValue	Value to write to the field.