This function returns the registered event pattern and the Tcl callback code that the Tcl interpreter evaluates after a event occurs that machtches the event pattern.

l_bind_state_get(target, id)



either an object of class loon or a vector that specifies the widget, layer, glyph, navigator or context completely. The widget is specified by the widget path name (e.g. '.l0.plot'), the remaining objects by their ids.


state binding id


Character vector of length two. First element is the event pattern, the second element is the Tcl callback code.


Bindings, callbacks, and binding substitutions are described in detail in loon's documentation webpage, i.e. run l_help("learn_R_bind")

See also