► |  | The Racket Graphical Interface Toolkit

1 | Windowing
2 | Windowing Classes
3 | Windowing Functions
4 | Editors
5 | Snip and Style Classes
6 | Editor Classes
7 | Editor Functions
8 | WXME Decoding
9 | Preferences
10 | Dynamic Loading
11 | Startup Actions
12 | Platform Dependencies
| Index

▼ | 6 | Editor Classes

6.1 | editor<%>
6.2 | editor-admin%
6.3 | editor-canvas%
6.4 | editor-data%
6.5 | editor-data-class%
6.6 | editor-data-class-list<%>
6.7 | editor-snip-editor-admin<%>
6.8 | editor-snip%
6.9 | editor-stream-in%
6.10 | editor-stream-in-base%
6.11 | editor-stream-in-bytes-base%
6.12 | editor-stream-out%
6.13 | editor-stream-out-base%
6.14 | editor-stream-out-bytes-base%
6.15 | editor-wordbreak-map%
6.16 | keymap%
6.17 | pasteboard%
6.18 | text%

On this page:

get-dataclass
get-next
set-dataclass
set-next
write

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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.
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