Datalogic QuickScan L QD2300 Uživatelský manuál Strana 42

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Developers Guide
38
Datalogic™ OPOS Service Objects
If PowerNotify is set to "OPOS_PN_ENABLED", then:
If the Scanner is Plugged and Enabled:
OPOS_PS_ONLINE
•otherwise:
OPOS_PS_OFF_OFFLINE
ResultCode:
Returns result of last operation.
ResultCodeExtended:
Returns extended result if the last operation produced an OPOS_E_EX-
TENDED
. Otherwise this value is considered invalid.
State:
Returns
OPOS_S_CLOSED
OPOS_S_IDLE
OPOS_S_ERROR
DeviceServiceDescription:
Returns a descriptive string depending on the interface and device type.
DeviceServiceVersion:
Returns 10YY0XXX where YY is the major version and XXX is the minor ver-
sion.
PhysicalDeviceDescription:
Returns a descriptive string depending on the interface and device type.
PhysicalDeviceName:
Returns a descriptive string depending on the interface and device type.
Device Specific Properties
CapDisplay:
Returns TRUE.
TRUE is returned regardless of a remo
te display being connected to the
scanner/scale or not.
CapDisplayText:
Returns FALSE.
FALSE is returned regardless of a remote display being connected to the
scanner/scale or not.
CapPriceCalculating:
Returns FALSE.
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