7.4 editor-data%

class
editor-data% : class?

superclass: object%

An editor-data% object contains extra data associated to a snip or region in an editor. See also Editor Data.

constructor
(new editor-data%) → (is-a?/c editor-data%)

The element returned by get-next is initialized to #f.

method
(send an-editor-data get-dataclass)
→ (or/c (is-a?/c editor-data-class%) #f)

Gets the class for this data.

method
(send an-editor-data get-next)
→ (or/c (is-a?/c editor-data%) #f)

Gets the next editor data element in a list of editor data elements. A #f terminates the list.

method
(send an-editor-data set-dataclass v) → void?
v : (is-a?/c editor-data-class%)

Sets the class for this data.

method
(send an-editor-data set-next v) → void?
v : (or/c (is-a?/c editor-data%) #f)

Sets the next editor data element in a list of editor data elements. A #f terminates the list.

method
(send an-editor-data write f) → boolean?
f : (is-a?/c editor-stream-out%)

Specification: Writes the data to the specified stream, returning #t if data is written successfully or #f otherwise.

Default implementation: Returns #f.