Package snap.view

Class EventAdapter

java.lang.Object

snap.view.EventAdapter

public class EventAdapter
extends Object

This class manages which node events are sent to which targets.

Field Summary

Fields

Modifier and Type	Field	Description
protected EventListener[]	_filters
protected EventListener[]	_handlers
protected Map<Object,Set<ViewEvent.Type>>	_types

Constructor Summary

Constructors

Constructor	Description
EventAdapter()	Constructor.

Method Summary

Modifier and Type	Method	Description
void	addFilter(EventListener aLsnr, ViewEvent.Type... theTypes)	Adds an event filter.
void	addHandler(EventListener aLsnr, ViewEvent.Type... theTypes)	Adds an event handler.
void	clear()	Clears the adapter.
void	disableEvents(Object aLsnr, ViewEvent.Type... theTypes)	Called to unregister types for a listener.
void	enableEvents(Object aLsnr, ViewEvent.Type... theTypes)	Called to register types for a listener.
boolean	isEnabled(ViewEvent.Type aType)	Returns whether given type is enabled.
void	removeFilter(EventListener aLsnr, ViewEvent.Type... theTypes)	Removes an event filter.
void	removeHandler(EventListener aLsnr, ViewEvent.Type... theTypes)	Removes an event handler.
void	setEnabled(ViewEvent.Type aType, boolean aValue)	Sets whether a given type is enabled.

Methods inherited from class java.lang.Object

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

Field Details

_filters

protected EventListener[] _filters

_handlers

protected EventListener[] _handlers

_types

protected Map<Object,Set<ViewEvent.Type>> _types

Constructor Details

EventAdapter

public EventAdapter()

Constructor.

Method Details

addFilter

public void addFilter(EventListener aLsnr,
 ViewEvent.Type... theTypes)

Adds an event filter.

removeFilter

public void removeFilter(EventListener aLsnr,
 ViewEvent.Type... theTypes)

Removes an event filter.

addHandler

public void addHandler(EventListener aLsnr,
 ViewEvent.Type... theTypes)

Adds an event handler.

removeHandler

public void removeHandler(EventListener aLsnr,
 ViewEvent.Type... theTypes)

Removes an event handler.

enableEvents

public void enableEvents(Object aLsnr,
 ViewEvent.Type... theTypes)

Called to register types for a listener.

disableEvents

public void disableEvents(Object aLsnr,
 ViewEvent.Type... theTypes)

Called to unregister types for a listener.

isEnabled

public boolean isEnabled(ViewEvent.Type aType)

Returns whether given type is enabled.

setEnabled

public void setEnabled(ViewEvent.Type aType,
 boolean aValue)

Sets whether a given type is enabled.

clear

public void clear()

Clears the adapter.