~~Title: ActivateListerData ~~
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If a [[:scripting:script_add-ins|script add-in ]]implements the **[[..:scripting_events:onactivatelister|OnActivateLister ]]**event, the method receives an **ActivateListerData** whenever the window activation state of a Lister changes.


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$$ Property Name
$$ Return Type
$$ Description
$$ active
$$ //bool//
$$ Returns **True** if this Lister is activating, **False** if deactivating. Note that if the activation moves from one Lister straight to another the script will be called twice.
$$ lister
$$ //object://**[[lister|Lister]]** 
$$ Returns a **[[lister|Lister]]** object representing the Lister that is closing.
$$ qualifiers
$$ //string//
$$ Returns a string indicating any qualifier keys that were held down by the user when the event was triggered.\\
The string can contain any or all of the following: //shift// //ctrl//, //alt//, //lwin//, //rwin//\\
If no qualifiers were down, the string will be: //none//
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