vlr-editor-reactor
 
 
 

Constructs an editor reactor object

(vlr-editor-reactor data callbacks)

Arguments

data

Any AutoLISP data to be associated with the reactor object; otherwise nil if no data.

callbacks

A list of pairs of the following form:

(event-name . callback_function)

where event-name is one of the symbols listed in the “Editor reactor events” table below, and 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 “Editor reactor callback data” table.

Return Values

The reactor_object argument.

Editor reactor events

Event name

Description

:vlr-beginClose

The drawing database is to be closed.

:vlr-beginDxfIn

The contents of a DXF file are to be appended to the drawing database.

:vlr-abortDxfIn

The DXF import was not successful.

:vlr-dxfInComplete

The DXF import completed successfully.

:vlr-beginDxfOut

AutoCAD is about to export the drawing database into a DXF file.

:vlr-abortDxfOut

DXF export operation failed.

:vlr-dxfOutComplete

DXF export operation completed successfully.

:vlr-databaseToBeDestroyed

The contents of the drawing database are about to be deleted from memory.

:vlr-unknownCommand

A command not known to AutoCAD was issued.

:vlr-commandWillStart

An AutoCAD command has been called.

vlr-commandEnded

An AutoCAD command has completed.

:vlr-commandCancelled

An AutoCAD command has been canceled.

:vlr-commandFailed

An AutoCAD command failed to complete.

:vlr-lispWillStart

An AutoLISP expression is to be evaluated.

:vlr-lispEnded

Evaluation of an AutoLISP expression has completed.

:vlr-lispCancelled

Evaluation of an AutoLISP expression has been canceled.

:vlr-beginDwgOpen

AutoCAD is about to open a drawing file.

:vlr-endDwgOpen

AutoCAD has ended the open operation.

:vlr-dwgFileOpened

A new drawing has been loaded into the AutoCAD window.

:vlr-beginSave

AutoCAD is about to save the drawing file.

:vlr-saveComplete

AutoCAD has saved the current drawing to disk.

:vlr-sysVarWillChange

AutoCAD is about to change the value of a system variable.

:vlr-sysVarChanged

The value of a system variable has changed.

Editor reactor callback data

Name

List length

Parameters

:vlr-lispEnded

:vlr-lispCancelled

:vlr-beginClose

:vlr-beginDxfIn

:vlr-abortDxfIn

:vlr-dxfInComplete

:vlr-beginDxfOut

:vlr-abortDxfOut

:vlr-dxfOutComplete

:vlr-databaseToBeDestroyed

0

 

:vlr-unknownCommand

:vlr-commandWillStart

:vlr-commandEnded

:vlr-commandCancelled

:vlr-commandFailed

1

A string containing the command name.

:vlr-lispWillStart

1

A string containing the first line of the AutoLISP expression to evaluate.

:vlr-beginDwgOpen

:vlr-endDwgOpen

:vlr-dwgFileOpened

1

A string identifying the file to open.

:vlr-beginSave

1

A string containing the default file name for save; this may be changed by the user.

:vlr-saveComplete

1

A string identifying the actual file name used for the save.

:vlr-sysVarWillChange

1

A string naming the system variable.

:vlr-sysVarChanged

2

First parameter is a string naming the system variable.

Second parameter is an integer indicating whether the change was successful (1 = success, 0 = failed).