ContainerFilterComponent cannot be extended

Description

Initial situation:
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Trying to use a class that extends XdevContainerFilterComponent:

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Actual behavior:
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Using this Class in GUI Editor destroys the layout and makes some crazy things.

There are warnings in error log due to internal erros like this:

(Full error: see attached file)

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Expected behaviour:
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Make CFC a little bit more flexible: Allow setting the resource names.

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Comment:
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Environment

None

Assignee

FH

Reporter

JM

Labels

None

Components

Affects versions

Priority

Minor