<action-gadget>

Open abstract class

Summary

The protocol class for gadgets that have action callbacks.

Superclasses

<gadget>

Init-keywords

activate-callback:

An instance of type false-or(<function>). Default value: #f.

Library

duim-gadgets

Module

duim-gadgets

Description

The class used by gadgets that have an action callback that allows some type of action to be performed, such as a push button. Action gadgets can only be activated when they are enabled.

Operations

gadget-activate-callback gadget-activate-callback-setter

See also

<gadget>, page 549

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Functional Developer Library Reference: DUIM - 3 Dec 1998