Package org.evoludo.ui

Class ContextMenu.Registration

Object

Registration

All Implemented Interfaces:

HandlerRegistration, HandlerRegistration

Enclosing class:

ContextMenu

protected class ContextMenu.Registration
extends Object
implements HandlerRegistration

Manage registrations of listener widgets, their context menu providers and the corresponding event handlers. Used for a lookup table to match listeners and providers with the listeners serving as the lookup key.

Field Summary

Fields

Modifier and Type	Field	Description
private HandlerRegistration	contextMenuHandler	The reference to the context menu event handler.
private ContextMenu.Listener	listener	Listener widget for context menu requests.
private ContextMenu.Provider	provider	Provider of context menu entries for this listener widget.
private HandlerRegistration	touchCancelHandler	The reference to the touch cancel event handler.
private HandlerRegistration	touchEndHandler	The reference to the touch end event handler.
private HandlerRegistration	touchMoveHandler	The reference to the touch move event handler.
private HandlerRegistration	touchStartHandler	The reference to the touch start event handler.

Constructor Summary

Constructors

Constructor	Description
Registration(ContextMenu.Listener listener, ContextMenu.Provider provider)	Register all event handlers relevant for handling context menus with listener widget and associate with the context menu provider.

Method Summary

Modifier and Type	Method	Description
ContextMenu.Listener	getListener()	Get the listener widget for context menu events.
ContextMenu.Provider	getProvider()	Get the provider of entries of context menu for this listener widget.
void	removeHandler()

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

contextMenuHandler

private HandlerRegistration contextMenuHandler

The reference to the context menu event handler.

touchStartHandler

private HandlerRegistration touchStartHandler

The reference to the touch start event handler.

touchEndHandler

private HandlerRegistration touchEndHandler

The reference to the touch end event handler.

touchMoveHandler

private HandlerRegistration touchMoveHandler

The reference to the touch move event handler.

touchCancelHandler

private HandlerRegistration touchCancelHandler

The reference to the touch cancel event handler.

provider

private ContextMenu.Provider provider

Provider of context menu entries for this listener widget.

listener

private ContextMenu.Listener listener

Listener widget for context menu requests.

Constructor Details

Registration

public Registration(ContextMenu.Listener listener,
 ContextMenu.Provider provider)

Register all event handlers relevant for handling context menus with listener widget and associate with the context menu provider.

Parameters:

listener - widget sporting a context menu

provider - provides context menu entries for this listener widget

Method Details

getProvider

public ContextMenu.Provider getProvider()

Get the provider of entries of context menu for this listener widget.

Returns:

the provider

getListener

public ContextMenu.Listener getListener()

Get the listener widget for context menu events.

Returns:

the listening widget

removeHandler

public void removeHandler()

Specified by:

removeHandler in interface HandlerRegistration