com.whitestein.lsps.vaadin.ui

Class UIEventQueueEntry

java.lang.Object

com.whitestein.lsps.vaadin.ui.UIEventQueueEntry

All Implemented Interfaces:

Serializable

public class UIEventQueueEntry
extends Object
implements Serializable

Event queue entry - practically a tuple of UIListener and UIEvent.

Author:

mhi

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
UIEventQueueEntry(UIEvent uiEvent, UIListener uiListener, UIComponent scope)

Method Summary

Modifier and Type	Method and Description
UIComponent	getScope()
UIEvent	getUiEvent()
UIListener	getUiListener()
Set<RecordHolder>	processEvent() Invokes UIListener.processEvent(com.whitestein.lsps.vaadin.ui.events.UIEvent, com.whitestein.lsps.lang.exec.RecordHolder, com.whitestein.lsps.vaadin.ui.components.UIComponent)
void	scheduleComponentsForRefresh(LspsScreen screen) Refreshes all necessary components as requested by the UIFieldNames.REFRESH field.
boolean	shouldBeExecuted() Invokes UIListener.shouldBeExecuted(com.whitestein.lsps.vaadin.ui.events.UIEvent, com.whitestein.lsps.lang.exec.RecordHolder, com.whitestein.lsps.vaadin.ui.components.UIComponent).
String	toString()
LspsFormConnector.ValidationErrors	validate() Invokes UIListener.validate2(com.whitestein.lsps.vaadin.ui.events.UIEvent, com.whitestein.lsps.vaadin.ui.components.UIComponent).

Methods inherited from class java.lang.Object

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

Constructor Detail

UIEventQueueEntry

public UIEventQueueEntry(UIEvent uiEvent,
                         UIListener uiListener,
                         UIComponent scope)

Parameters:

uiListener - The listener which will process the event. Not null.

uiEvent - The event, not null.

scope -

Method Detail

getUiListener

public UIListener getUiListener()

Returns:

the uiListener

getUiEvent

public UIEvent getUiEvent()

Returns:

the uiEvent

shouldBeExecuted

public boolean shouldBeExecuted()

Invokes UIListener.shouldBeExecuted(com.whitestein.lsps.vaadin.ui.events.UIEvent, com.whitestein.lsps.lang.exec.RecordHolder, com.whitestein.lsps.vaadin.ui.components.UIComponent).

Returns:

true if the listener is able to process event

validate

public LspsFormConnector.ValidationErrors validate()

Invokes UIListener.validate2(com.whitestein.lsps.vaadin.ui.events.UIEvent, com.whitestein.lsps.vaadin.ui.components.UIComponent).

Returns:

validation errors, not null. Empty map on no validation errors.

processEvent

public Set<RecordHolder> processEvent()

Invokes UIListener.processEvent(com.whitestein.lsps.vaadin.ui.events.UIEvent, com.whitestein.lsps.lang.exec.RecordHolder, com.whitestein.lsps.vaadin.ui.components.UIComponent)

Returns:

set of listener actions to be executed, subtypes of ui::Action

scheduleComponentsForRefresh

public void scheduleComponentsForRefresh(LspsScreen screen)

Refreshes all necessary components as requested by the UIFieldNames.REFRESH field.

Parameters:

screen - the screen, not null.

toString

public String toString()

Overrides:

toString in class Object

getScope

public UIComponent getScope()