Constructs an editor reactor object that notifies of a LISP event
Supported Platforms: Windows only; not available on Mac OS or Web
Signature
(vlr-lisp-reactor data callbacks)
- data
-
Type: Integer, Real, String, List, VLA-object, Safearray, Variant, T, or nil
Any AutoLISP data to be associated with the reactor object; otherwise nil if no data.
- callbacks
-
Type: List
A list of pairs of the following form:
(event-name . callback_function)
-
event-name is one of the following Lisp reactor events:
Lisp reactor events
Event name
Description
:vlr-lispWillStart
An AutoLISP expression is to be evaluated.
:vlr-lispEnded
Evaluation of an AutoLISP expression has been completed.
:vlr-lispCancelled
Evaluation of an AutoLISP expression has been canceled.
-
callback_function is a symbol representing a function to be called when the event fires. Each callback function accepts two arguments:
reactor_object -- The VLR object that called the callback function.
list -- A list of extra data elements associated with the particular event. The contents of this list for particular events are shown in the table Lisp reactor callback data” table.
Lisp reactor callback data
Name
List length
Parameters
:vlr-lispEnded
:vlr-lispCancelled
0
:vlr-lispWillStart
1
A string containing the first line of the AutoLISP expression to evaluate.
-
Return Values
Type: VLR object
The reactor_object argument from the callback_function.
Examples
N/A