vlr-object-reactor
(vlr-object-reactor objects customData
callbackList)
This function creates and attaches a database
Object operation reactor to the current drawing, for the command
events specified by callbackList.
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Arguments
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customData
(any valid Lisp data) custom data to be
associated with the reactor object, can be NIL
callbackList (list) list of DottedPair entries, each
DottedPair has the form
(event
. callback)
event : one of
these symbolic constant
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:vlr-cancelled
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modification of the object
was cancelled
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:vlr-copied
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an object has been
copied
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:vlr-erased
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an object has been
erased
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:vlr-unerased
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an object has been
unerased
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:vlr-goodbye
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an object has been (finally)
deleted
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:vlr-openedForModify
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an object has been opened for
modification
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:vlr-modified
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an object has been
modified
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:vlr-subObjModified
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a sub-object has been
erased
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:vlr-modifyUndone
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an object's modification has
been undone
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:vlr-modifiedXData
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an object's XData has been
modified
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:vlr-unappended
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an object has been removed
from its database
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:vlr-reappended
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an object has been
re-appended to the database
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:vlr-objectClosed
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an object's modifications
habe been finished (committed)
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callback : the
client Lisp side callback function, using 2 arguments :
(defun MyCB ( reactor args
/ ...) ...)
reactor : the
object reactor object - #<VLR-Object-Reactor>
args : (list)
contains 0...1 arguments, depending on the particular event
:
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:vlr-cancelled
:vlr-erased
:vlr-unerased
:vlr-goodbye
:vlr-openedForModify
:vlr-modified
:vlr-modifyUndone
:vlr-modifiedXData
:vlr-unappended
:vlr-reappended
:vlr-objectClosed
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0 arguments
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:vlr-copied
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1 argument
(ename)
the object created by copy
operation
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:vlr-subObjModified
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1 argument
(ename)
the sub-object which has been
modified
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Return
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the reactor object
#<VLR-Object-Reactor> or NIL
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Example
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Remarks
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