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Object PmaSequencer (Sequence processing)

Description:
See: PmaSequencer - Deatiled object description
 
The object serves for processing the sequence, time or asynchronous operations.
 
No other Pma objects can be created in this object.

This object can be created in objects: PmaRoot, PmaFolder, PmaPrototype. Multiple objects of this type can be created in such objects.

This object adopts properties and methods of the PmaObject object.
Properties and methods:
Add Adding new item into the queue
GetItemValue Returns values of the first/last item
MaxSize Maximum number of waiting items
Release It prematuraly releases waiting items
Remove Removes waiting items
Running Actual number of running items
Size Actual number of waiting items
Events:
onStep Is triggered when the item is released
Configuration tabs:
Object General information about the object
Content Content of the object in the XML form
Events Definition of object events algorithms
Methods Definition of designer's method of the object
Sequencer Basic parameters settings

History:
Pm9.00.00: Object name changed: PmSequencer -> PmaSequencer
Pm8.01.10: If the object was set to run in another thread, then sometimes the GU of the application froze.
Pm8.01.02:
- The multi thread script error has been fixed. The patch has also been included into the version Pm8.0.13.
- New configurator "The stopping timeout before termination of the working thread [s]" allows to enter the timeout for forced termination of running item while the application is stopping.
Pm8.00.13:
- The multi thread script error has been fixed. The patch has also been included into the version Pm8.0.13.
- New configurator "The stopping timeout before termination of the working thread [s]" allows to enter the timeout for forced termination of running item while the application is stopping.
Pm8.00.03: The Add method has a new additional Params parameter, that allows to define, whether the added request should run in the basic or work thread.
PROMOTIC 9.0.10 SCADA system documentation - MICROSYS, spol. s r.o.

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