Reactor functions define, query, and delete reactors and reactor properties. Before you can use these functions, you must load AutoLISP reactor support by issuing the following function:
(vl-load-com)
The vl-load-com function initializes reactor support and a number of other AutoLISP extensions.
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Reactor functions |
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Function |
Description |
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(vl-load-com) |
Loads AutoLISP reactor support functions and other AutoLISP extensions |
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(vlr-acdb-reactor data callbacks) |
Constructs a database (global) reactor object |
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(vlr-add obj) |
Enables a disabled reactor object |
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(vlr-added-p obj) |
Tests to determine whether a reactor object is enabled |
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(vlr-beep-reaction [args]) |
Produces a beep sound |
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(vlr-command-reactor data callbacks) |
Constructs an editor reactor that notifies of a command event |
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(vlr-current-reaction-name) |
Returns the name (symbol) of the current event, if called from within a reactor's callback |
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(vlr-data obj) |
Returns application-specific data associated with a reactor |
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(vlr-data-set obj data) |
Overwrites application-specific data associated with a reactor |
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(vlr-deepclone-reactor obj data) |
Constructs an editor reactor object that provides notification of deep clone events |
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(vlr-docmanager-reactor obj data) |
Constructs a reactor object that provides notification of MDI-related events |
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(vlr-dwg-reactor obj data) |
Constructs an editor reactor object that provides notification of a drawing event (for example, opening or closing a drawing file) |
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(vlr-dxf-reactor obj data) |
Constructs an editor reactor object that notifies of an event related to reading or writing of a DXF file |
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(vlr-editor-reactor data callbacks) |
Constructs an editor (global) reactor object |
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(vlr-insert-reactor data callbacks) |
Constructs an editor reactor object that notifies of an event related to block insertion |
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(vlr-linker-reactor data callbacks) |
Constructs a linker (global) reactor object |
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(vlr-lisp-reactor data callbacks) |
Constructs an editor reactor object that notifies of a LISP event |
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(vlr-miscellaneous-reactor data callbacks) |
Constructs an editor reactor object that does not fall under any of the other editor reactor types |
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(vlr-mouse-reactor data callbacks) |
Constructs an editor reactor object that provides notification of a mouse event (for example, a double-click) |
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(vlr-notification reactor) |
Determines whether or not a reactor's callback function will execute if its associated namespace is not active |
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(vlr-object-reactor owners data callbacks) |
Constructs an object reactor object |
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(vlr-owner-add reactor owner) |
Adds an object to the list of owners of an object reactor |
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(vlr-owner-remove reactor owner) |
Removes an object from the list of owners of an object reactor |
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(vlr-owners reactor) |
Returns the list of owners of an object reactor |
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(vlr-pers reactor) |
Makes a reactor persistent |
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(vlr-pers-list [reactor]) |
Returns a list of persistent reactors in the current drawing |
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(vlr-pers-p reactor) |
Determines whether or not a reactor is persistent |
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(vlr-pers-release reactor) |
Makes a reactor transient |
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(vlr-reaction-name reactor-type) |
Returns a list of all callback conditions for this reactor type |
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(vlr-reaction-set reactor event function) |
Adds or replaces a callback function in a reactor |
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(vlr-reactions reactor) |
Returns a list of pairs ( event-name . callback_function) for the reactor |
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(vlr-reactors [reactor-type ...]) |
Returns a list of reactors of the specified types |
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(vlr-remove reactor) |
Disables a reactor |
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(vlr-remove-all reactor-type) |
Disables all reactors of the specified type |
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(vlr-set-notification reactor 'range) |
Defines whether or not a reactor's callback function will execute if its associated namespace is not active |
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(vlr-sysvar-reactor data callbacks) |
Constructs an editor reactor object that provides notification of a change to a system variable |
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(vlr-toolbar-reactor data callbacks) |
Constructs an editor reactor object that provides notification of a change to the bitmaps in a toolbar |
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(vlr-trace-reaction) |
A pre-defined callback function that prints one or more callback arguments in the Trace window |
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(vlr-type reactor) |
Returns a symbol representing the reactor type |
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(vlr-types) |
Returns a list of all reactor types |
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(vlr-undo-reactor data callbacks) |
Constructs an editor reactor object that provides notification of an undo event |
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(vlr-wblock-reactor data callbacks) |
Constructs an editor reactor object that provides notification of an event related to writing a block |
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(vlr-window-reactor data callbacks) |
Constructs an editor reactor object that notifies of an event related to moving or sizing an AutoCAD window |
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(vlr-xref-reactor data callbacks) |
Constructs an editor reactor object that provides notification of an event related to attaching or modifying XREF |