Intermec 700 Series User Manual page 159

Scanner Support
Return Values:
Remarks:
See Also:
6-26 700 Series Color Mobile Computer User's Manual
dwAttrBufferSize
HRESULT that indicates success or failure.
Read ahead and non-read ahead clients can change the grid. Since chang-
ing the grid changes the entire reader engine grid, use
IBarCodeReaderControl::QueryAttribute to retrieve the current reader en-
gine grid and grid changes before sending back using SetAttribute. The
grid structure is typedef struct tagBarCodeReaderGrid.
{
ITC_DI_GRID stDIGrid; // Device independent grid.
ITC_DDBARCODE_GRID stDDGrid; // Reader engine dependent grid
DWORD dwDataSourceTypeMask;
} ITC_BARCODEREADER_GRID;
ITC_DI_GRID
typedef struct tagItcBarCodeGrid
{
DWORD dwSymbologyMask; // Symbologies to be received.
} ITC_DDBARCODE_GRID;
When the scanner is enabled, it scans when the scan button is pressed or
the trigger is pulled. When the scanner is disabled, it does not respond
when the scan button is pressed or the trigger is pulled.
The following attributes are not supported on the imager:
ITC_RDRATTR_TONE_ENABLE
ITC_RDRATTR_VOLUME_LEVEL
ITC_RDRATTR_TONE_FREQUENCY
ITC_RDRATTR_GOOD_READ_BEEPS_NUMBER
ITC_RDRATTR_GOOD_READ_BEEP_DURATION
IBarCodeReaderControl::CancelReadRequest
IBarCodeReaderControl::ControlLED
IBarCodeReaderControl::Initialize
IBarCodeReaderControl::IssueBeep
IBarCodeReaderControl::QueryAttribute
IBarCodeReaderControl::Read
IBarCodeReaderControl::TriggerScanner
[in] The size of rgbAttrBuffer in bytes.
SECTION 6