Delegates: Difference between revisions
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Delegator method: initialize { := delegate } |
Delegator method: initialize { := delegate } |
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Delegator method: |
Delegator method: operation |
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{ |
{ |
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@delegate respondTo(#thing) ifTrue: [ @delegate thing return ] |
@delegate respondTo(#thing) ifTrue: [ @delegate thing return ] |
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Usage : |
Usage : |
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<lang Oforth>Delegator new(null) |
<lang Oforth>Delegator new(null) operation |
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Default implementation |
Default implementation |
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Delegator new(Delegate1 new) |
Delegator new(Delegate1 new) operation |
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Default implementation |
Default implementation |
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Delegator new(Delegate2 new) |
Delegator new(Delegate2 new) operation |
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Delegate implementation</lang> |
Delegate implementation</lang> |
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