Owner manual

OpenLNS Programmer's Reference 236
• AutoWrite
• ClassId
• FieldCount
• FieldName
• FormatSpec
• FormattedValue
• MaxValue
• MessageCode
• MinValue
• Parent
• SourceIndex
• SourceOptions
• TypeName
• Value
AutoRead
Summary
Determines whether the Read method will be called
automatically whenever the Value, FormattedValue, or
RawValue properties are read.
You can use either of these properties to read the data point’s
value; however, they are formatted differently. See these
individual properties for more information.
Availability
Local, full, lightweight, and independent clients. Note that
some objects containing this property are not available to
Independent clients.
Syntax
autoRead = dpObject.AutoRead
Element
Description
dpObject
The DataPoint object being acted upon.
autoRead
A Boolean value.
• True. The Read method is called
automatically each time you read
the data point’s Value,
FormattedValue, or RawValue
properties.
This ensures that the value
returned by the data point, through
any of the three value properties,
always represents the current value
of the source object.
• False. You must call the Read
method manually.
The default is True. The only exception
is when the DataPoint object is to be
used for a response (see the
OnMsgMonitorPointUpdateEvent
event), or when the DataPoint object
represents a field (see the GetField