App index – Yokogawa Removable Chassis DX1000N User Manual
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Overview and Basic Operations
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App
Index
Explanation
As shown in the below figure, if where the visibility attribute of component (A) is
depending on that of component (B), when you set the visibility attribute of component (B)
to Off, the visibility attribute of component (A) will be turned off as well. In this case, only
component (C) will be displayed on the execution screen.
Builder screen
Execution screen
(A)
(A)
(B)
(B)
(C)
(C)
Depending
The following section provides explanations by referring to a component depending
on another component as the “
depending component” and a component which is
depended on as the “
depended component”.
If a depended component is subordinated to another component:
If a depended component is subordinated to another component, the original
dependency relationship is contained in the newly created depending component. In
the case of the figure below, components A and B depend on component C.
Component A
Depending
Component B
Component C
Depending
If a depended component is deleted:
If a depended component is deleted, its depending component loses the dependency
relationship. In the case of the figure below, if component B is deleted, no dependency
relationship exists between component C and A.
No dependency
Delete
Component A
Component B
Component C
Depending
Depending
If an attempt is made to subordinate a depended component to a
depending component:
Any depended component cannot depend on its depending component. In the case of
the figure below, component C cannot depend on component A or B. (No dependency
relationship can be circulated.)
Component A
Component B
Component C
Depending
Depending
Depending is impossible
Depending is impossible
1.10 Have the Visibility Attribute of a Component Depend on Another Component