BUILT-IN WOLFRAM LANGUAGE SYMBOL

PassEventsDown

PassEventsDown
is an option to EventHandler which specifies whether events handled by a particular event handler should be passed down to event handlers nested inside.

DetailsDetails

  • Possible settings are:
  • Truepass all events down
    Falsepass no events down
    Automaticpass events down only to explicit EventHandler constructs
  • The setting PassEventsDown->Automatic prevents events from being passed to built-in event handlers in the Wolfram System front end that implement operations such as editing.

ExamplesExamplesopen allclose all

Basic Examples  (2)Basic Examples  (2)

By default, EventHandler intercepts the specified event:

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Setting PassEventsDown allows graphics editing to receive mouse events:

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Introduced in 2007
(6.0)