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How do an object register interest in a ValueModel?

April 26, 2017object REGISTER valuemodel

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How do an object register interest in a ValueModel?

3 Answers

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Ans. By sending onChangeSend: aChangeMessage to: anInterestedObject to a ValueModel. The advantages of this approach are: (i) The interested object does not need to be a dependent of the value model. (ii) The interested object does not need to implement an update method.

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Posted

By sending onChangeSend: aChangeMessage to: anInterestedObject to a ValueModel. The advantages of this approach are: • The interested object does not need to be a dependent of the value model. • The interested object does not need to implement an update method.

0

Posted

Ans. By sending onChangeSend: aChangeMessage to: anInterestedObject to a ValueModel. The advantages of this approach are: (i) The interested object does not need to be a dependent of the value model. (ii) The interested object does not need to implement an update method.