Hand Held Products 5080, User Manual

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2 - 4 5X80 Series Software Development Kit (SDK) User’s Guide
hhpDisconnect
Closes the communications port and stops the read data thread.
Syntax hhpDisconnect(
void
)
hhpEnableDisableSymbology
Enables/disables an individual symbology or all symbologies.
Syntax hhpEnableDisableSymbology
(
int nSymId,
BOOL bEnable
)
Parameter Description
nSymId One of the symbology enumerated types, e.g., SYM_CODE39, SYM_OCR, or SYM_ALL to enable/
disable all symbologies.
bEnable TRUE to enable symbology, FALSE to disable symbology.
hhpEngineConnected
This function determines whether the imager is connected. This function checks to to see if the imager has lost power (due to
the host going into a suspended state), or if the imager has been removed.
Syntax hhpEngineConnected
(
void
)
hhpGetAsyncResult
Retrieves the data from the last signal event (image/barcode capture). This function can be called with pResultStruct set to NULL
to obtain the event type. This is useful when the notification method is a Windows event.
Syntax
Result_t
hhpGetAsyncResult
(
hhpEventType_t *pEventType,
PVOID pResultStruct
)
Parameter Description
hEventType Type of data causing the event notification. The valid values are:
HHP_BARCODE_EVENT
HHP_IMAGE_EVENT
HHP_TEXT_ MSG_EVENT
HHP_INTELIMG_BARCODE_EVENT
HHP_INTELIMG_IMAGE_EVENT
pResultStruct An HHP_DECODE_MSG, HHP_IMAGE, or HHP_TEXT_MSG structure pointer, depending on the
value of hEventType. This parameter can be NULL if just the event type is desired. This is of use
when the Event Handle notification is used.