net.sf.doolin.gui.wizard.state
Class AbstractWizardDisplayStateHandler

java.lang.Object
  net.sf.doolin.gui.display.AbstractDisplayStateHandler
      net.sf.doolin.gui.wizard.state.AbstractWizardDisplayStateHandler

All Implemented Interfaces:

DisplayStateHandler

Direct Known Subclasses:

FinishDisplayStateHandler, NextDisplayStateHandler, PreviousDisplayStateHandler

public abstract class AbstractWizardDisplayStateHandler
extends AbstractDisplayStateHandler

DisplayStateHandler for a wizard action.

Author:

Damien Coraboeuf

Constructor Summary

AbstractWizardDisplayStateHandler()

Method Summary

DisplayState	getDisplayState(ActionContext actionContext) Gets the current DisplayState for the given action context
protected abstract <B> DisplayState	getDisplayState(WizardState<B> state, ActionContext actionContext) Gets the DisplayState according to the current WizardState and the action context.
void	subscribe(ActionContext actionContext, Runnable task) Subscribes a task that is executed each time this display state handler changes its state.

Methods inherited from class net.sf.doolin.gui.display.AbstractDisplayStateHandler

connect, connect

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractWizardDisplayStateHandler

public AbstractWizardDisplayStateHandler()

Method Detail

getDisplayState

public DisplayState getDisplayState(ActionContext actionContext)

Description copied from interface: DisplayStateHandler

Gets the current DisplayState for the given action context

Parameters:

actionContext - Action context.

Returns:

Display state

subscribe

public void subscribe(ActionContext actionContext,
                      Runnable task)

Description copied from interface: DisplayStateHandler

Subscribes a task that is executed each time this display state handler changes its state.

Parameters:

actionContext - Action context for this display state handler

task - Task to run each time the state change

getDisplayState

protected abstract <B> DisplayState getDisplayState(WizardState<B> state,
                                                    ActionContext actionContext)

Gets the DisplayState according to the current WizardState and the action context.

Type Parameters:

B - Type of bean for the wizard

Parameters:

state - Current wizard state

actionContext - Wizard action context

Returns:

Display state