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https://issues.apache.org/jira/browse/FLEX-27712?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Justin Mclean updated FLEX-27712:
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Labels: performance (was: )
> Check for listeners before dispatching them
> -------------------------------------------
>
> Key: FLEX-27712
> URL: https://issues.apache.org/jira/browse/FLEX-27712
> Project: Apache Flex
> Issue Type: Bug
> Components: .Unspecified - Framework
> Affects Versions: Adobe Flex SDK Previous
> Environment: Affected OS(s): All OS Platforms
> Affected OS(s): All OS Platforms
> Language Found: English
> Reporter: Adobe JIRA
> Labels: performance
>
> In the UIComponent class there are places where event listeners are being
> created and dispatched without checking if listeners exist. This may help
> performance.
> // Original Code
> dispatchEvent(new FlexEvent(FlexEvent.CREATION_COMPLETE));
> // possible change
> if (hasEventListener(FlexEvent.CREATION_COMPLETE))
> dispatchEvent(new FlexEvent(FlexEvent.CREATION_COMPLETE));
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