Protocols

Undocumented

Base for a control system which handles views and controls from a full hierarchy

Base event handler interface

A protocol for event publisher types.

Encapsulates an event request object that traverses responder chains looking for a target for input events.

A protocol describing a keyboard event handler object.

A event request for a keyboard event that is forwarded to potential event handlers to accept.

A protocol describing a mouse event handler object.

Event requests for mouse input.

Undocumented

Undocumented

A type that provides logging functionality.

A protocol to be implemented by objects that manage the selection state of radio buttons.

A delegate for a root view that handles display and layout invalidations

Undocumented

A protocol that describes a type that has its own local spatial transformation information

Basic text clipboard for a TextEngine to use during copy/cut/paste operations.

A minimal interface for a text engine.

Mainly implemented by TextEngine.

Undocumented

A tooltip provider that dynamically updates its tooltips content.

Protocol for tooltip managers.

Undocumented

A task that is capable of being undone/redone

Undocumented

Undocumented