~~Title: ButtonContextData~~
<pageheader/>

If a [[:scripting:script_add-ins|script add-in]] adds commands that require context-sensitive state information via the the **[[..:scripting_events:onaddbuttons|OnButtonContext]]** event, the method receives a **ButtonContextData** object whenever it needs to supply state information for a button.


<commandtable columns="3" id="cmdtable_1">
$$ Property Name
$$ Return Type
$$ Description
$$ args
$$ [[args|Args]]
$$ Returns an **Args** object representing the function's parsed arguments.
$$ cmdline
$$ //string//
$$ Provides the command line that triggered the request for context-sensitive state.
$$ ctx
$$ [[buttoncontext|ButtonContext]]
$$ Returns a **ButtonContext** object that is used to change the button's state.
$$ method
$$ //string//
$$ Provides the command method name.
$$ lister
$$ [[lister|Lister]]
$$ Lister whose toolbar the button is visible on (`0` if not applicable).
$$ viewer
$$ [[viewer|Viewer]]
$$ Viewer whose toolbar the button is visible on (`0` if not applicable).
</commandtable>