vlr-dwg-reactor
(vlr-dwg-reactor customData
callbackList)
This function creates and attaches a DWG
operation reactor, for the drawing 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 constants
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vlr-beginDwgOpen
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a drawing file is about to be
opened
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:vlr-endDwgOpen
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a drawing file open operation
has ended
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:vlr-beginClose
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a drawing file is about to be
closed
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:vlr-dwgFileOpened
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a drawing file has been
loaded into CAD editor
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:vlr-databaseConstructed
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a drawing database has been
created
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:vlr-databaseToBeDestroyed
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a drawing database is about
to be destroyed
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vlr-beginSave
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a drawing file is about to be
saved
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vlr-saveComplete
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a drawing file has been
saved
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callback : the
client Lisp side callback function, using 2 arguments :
(defun MyCB ( reactor args
/ ...) ...)
reactor : the dwg
reactor object - #<VLR-Dwg-Reactor>
args : (list)
contains 0...2 arguments, depending on the particular event
:
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:vlr-databaseConstructed
:vlr-beginClose
:vlr-databaseToBeDestroyed
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0 arguments
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:vlr-beginDwgOpen
:vlr-endDwgOpen
:vlr-dwgFileOpened
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1 argument
(string)
identifies the dwg file being in open
operation
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:vlr-beginSave
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2 arguments
1st argument : database object
2nd argument : string, dwg file name intended
for saving (can be changed by user)
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:vlr-saveComplete
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2 arguments
1st argument : database object
2nd argument : string, dwg file name used for
saving
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Return
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the reactor object
#<VLR-Dwg-Reactor>, or NIL
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Example
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Remarks
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