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LOOP_ITEM
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LOOP_ITEM
JOB
INTERNALS_HANDLER
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deferred class BACKGROUND_JOB
Summary
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Describe job to be executed in the background, when there nothing more important to do. Such job is ready to run at any time.
Direct parents
inherit list:
JOB
Known children
inherit list:
SIMPLE_BACKGROUND_JOB
Overview
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exported features
prepare
(events:
EVENTS_SET
)
use ready to descibe condition that make this job ready to continue.
is_ready
(events:
EVENTS_SET
):
BOOLEAN
check if this job is ready to continue his work
priority
:
INTEGER_32
Never change priority after job inserted in loop_item.
continue
Continue to do the job The work to do has to be small work and non blocking, it will continue on next call
done
:
BOOLEAN
done
returns
True
when the job is finished.
restart
Configure the job like the initial state.
infix "<"
(other:
JOB
):
BOOLEAN
prepare
(events:
EVENTS_SET
)
effective procedure
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use ready to descibe condition that make this job ready to continue.
require
events /= Void
not events.queryable
not done
is_ready
(events:
EVENTS_SET
):
BOOLEAN
effective function
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check if this job is ready to continue his work
require
events /= Void
events.queryable
not done
priority
:
INTEGER_32
writable attribute
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Never change priority after job inserted in loop_item.
Priority should only be set at creation time.
continue
deferred procedure
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Continue to do the job The work to do has to be small work and non blocking, it will continue on next call
require
not
done
done
:
BOOLEAN
deferred function
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done
returns
True
when the job is finished.
Then the job may be
restart
(ed) if it need to run again.
restart
deferred procedure
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Configure the job like the initial state.
Example: when some window dialog appears second time, all jobs from this window are restarted.
require
done
ensure
not
done
infix "<"
(other:
JOB
):
BOOLEAN
effective function
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