Yokogawa PC-Based MX100 - Manual (Page 639)

12-75
IM MX190-01E
MX100 for Exteded API
12
Private Members
None.
Member Functions (Alphabetical Order)
CDAQMXDataBuffer::CDAQMXDataBuffer
Syntax
CDAQMXDataBuffer(void);
CDAQMXDataBuffer(CDAQMXChInfo & cMXChInfo);
virtual ~CDAQMXDataBuffer(void);
Parameters
cMXChInfo Specify the channel information data.
Description
Constructs or destructs an object.
When constructing, the data member is initialized. If a channel information data is
specified in the parameter, it is copied to the data member.
When destructing, each type of information in the data member is destructed.
Reference
getClassMXChInfo initialize setChInfo
CDAQMXChInfo::initialize
CDAQMXDataBuffer::create
Syntax
int create(int num);
Parameters
num Specify the number of data.
Description
Creates a list with the specified number of data.
When complete, the current index number is set to at the top of the list.
If a list has already been created, the old list is appended with the specified number
of data. The specified number of data becomes the number of valid elements.
There is no data in the elements of a list that is created or appended to.
If the list could not be configured, it is initialized.
Return value
Returns an error number.
Error:
Not Data There is no data. Specified value is negative.
Exception An exception occurred. The field could not be created.
Reference
initialize
12.4 Details of the MX100 Class