Description

Expression block used in the Conditional Blocks. This block will perform a comparison of region status bits. The user can specify whether to use the decision source or destination flag.

Parameters

This function block has the following parameters:

Parameter	Description
Combine with	Used when combining multiple Expression blocks. Defines the Boolean operation to be performed with each Expression Block.
Status To Check	Region status to be checked
Condition	All Regions Set, Some Regions Set, or No Regions Set.
Region Type	Check each Decision based on 'SOURCE', 'DEST' or 'SPECIFY' region.
Region ID	Region ID if 'SPECIFY' given in Region Type.

Check all Region's (related to Decisions) Status Pseudo Code

If the condition is Some regions are set

  Set return value to false

Else

  Set return value to true

End if

RCOGetDecisionList

For each decision

  If using source region

    Set region id to current decision source region

  Elseif using specify region

    Set region id to region specified in 'Region ID'

  Elseif using destination region

    Set Region id to current decision destination region

  End if

  Select Case the Condition

    Case "ALL Regions Set"

      If the specified status bit is not set

        Set return value to False

        Exit For

      End If

  Case Some Regions set

    If the specified status bit is Set

      Set return value to True

      Exit For

    End If

  Case "No regions Set"

    If specified status bit is Set

      Set return value to False

      Exit For

    End If

  End Select

Next Decision

More information

Conditional function block list.

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