Ibarcodereadercontrol Functions - Intermec 700 Series User Manual

SECTION 6

IBarCodeReaderControl Functions

IBarCodeReaderControl functions provide functionality for bar code collection
and control only. These functions allow an application to:
"
"
"
These functions include the following. IBARCODEREADER.H is the header file
and ITCUUID.LIB contains the IID_IADC Interface GUID value used to obtain
the interface.
"
"
"
"
"
"
"
"
IBarCodeReaderControl::CancelReadRequest
This function cancels a pending IBarCodeReaderControl::Read request. If the
read request is blocked, issue the CancelReadRequest from a separate thread.
Syntax:
Parameters:
Return Values:
See Also:
Trigger the bar code laser scanner
Disable the scanner
Receive a bar code with details such as symbology scanned, data type
(Unicode, ASCII), and the time the data was received.
IBarCodeReaderControl::CancelReadRequest (page 6-17)
IBarCodeReaderControl::ControlLED (page 6-18)
IBarCodeReaderControl::Initialize (page 6-19)
IBarCodeReaderControl::IssueBeep (page 6-20)
IBarCodeReaderControl::QueryAttribute (page 6-21)
IBarCodeReaderControl::Read (page 6-22)
IBarCodeReaderControl::SetAttribute (page 6-24)
IBarCodeReaderControl::TriggerScanner (page 6-27)
HRESULT IBarCodeReaderControl::CancelReadRequest(
BOOL FlushBufferedData, WORD *pwTotalDiscardedMessages,
WORD *pwTotalDiscardedBytes );
FlushBufferedData [in] TRUE
pwTotalDiscardedMessages [in/out]
pwTotalDiscardedBytes
HRESULT that indicates success or failure.
IBarCodeReaderControl::ControlLED
IBarCodeReaderControl::Initialize
IBarCodeReaderControl::IssueBeep
IBarCodeReaderControl::QueryAttribute
IBarCodeReaderControl::Read
IBarCodeReaderControl::SetAttribute
IBarCodeReaderControl::TriggerScanner
Flushes and discards all buffered data.
FALSE Does not discard data; data will be
returned on the next read call.
Total number of discarded buffered
labels or tags.
Total number of discarded bytes.
700 Series Color Mobile Computer User's Manual
Scanner Support
6-17