Each eventspace has an instance of editor-data-class-list<%>, obtained with (get-the-editor-data-class-list). New instances cannot be created directly. This list keeps a list of editor data classes; this list is needed for loading snips from a file. See also Editor Data.
Adds a snip data class to the list. If a class with the same name already exists in the list, this one will not be added.
Finds a snip data class from the list with the given name, returning #f if none can be found.
|(send an-editor-data-class-list find-position class)|
|class : (is-a?/c editor-data-class%)|
Returns an index into the list for the specified class.
|(send an-editor-data-class-list nth n)|
|→ (or/c (is-a?/c editor-data-class%) false/c)|
|n : exact-nonnegative-integer?|
Returns the nth class in the list (counting from 0), returning #f if the list has n or less classes.
Returns the number of editor data classes in the list.