org.eclipse.emf.ecp.view.internal.rule

Class RuleService

java.lang.Object

org.eclipse.emf.ecp.view.internal.rule.RuleService

All Implemented Interfaces:

ViewModelService, EMFFormsContextListener

public class RuleService
extends Object
implements ViewModelService, EMFFormsContextListener

Rule service that, once instantiated, maintains and synchronizes the state of a rule with its VElement.

Author:

emueller, jfaltermeier

Constructor Summary

Constructors

Constructor and Description
RuleService() Instantiates the rule service.

Method Summary

Modifier and Type	Method and Description
void	childContextAdded(VElement parentElement, EMFFormsViewContext childContext) Called when a child context is added.
void	childContextDisposed(EMFFormsViewContext childContext) Called when a child context is disposed.
void	contextDispose() Called by the context when the dispose is running.
void	contextInitialised() Called by the context when the initialization has finished.
void	dispose() Dispose.
Map<VElement,Boolean>	getDisabledRenderables(Map<org.eclipse.emf.ecore.EStructuralFeature.Setting,Object> possibleValues, UniqueSetting setting) Returns all VElements, that would we disabled if possibleValues would be set for the given settings.
Map<VElement,Boolean>	getHiddenRenderables(Map<org.eclipse.emf.ecore.EStructuralFeature.Setting,Object> possibleValues, UniqueSetting setting) Returns all VElements, that would we hidden if possibleValues would be set for the given settings.
int	getPriority() Returns the priority for this view service.
void	instantiate(ViewModelContext context) Instantiate the view service.

Methods inherited from class java.lang.Object

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

Constructor Detail

RuleService

public RuleService()

Instantiates the rule service.

Method Detail

instantiate

public void instantiate(ViewModelContext context)

Instantiate the view service.

Specified by:

instantiate in interface ViewModelService

Parameters:

context - the ViewModelContext

See Also:

ViewModelService.instantiate(org.eclipse.emf.ecp.view.spi.context.ViewModelContext)

getDisabledRenderables

public Map<VElement,Boolean> getDisabledRenderables(Map<org.eclipse.emf.ecore.EStructuralFeature.Setting,Object> possibleValues,
                                                    UniqueSetting setting)

Returns all VElements, that would we disabled if possibleValues would be set for the given settings.

Parameters:

possibleValues - a mapping of settings to their would-be new value

setting - the changed setting

Returns:

the hidden VElements and their new state if possibleValues would be set

getHiddenRenderables

public Map<VElement,Boolean> getHiddenRenderables(Map<org.eclipse.emf.ecore.EStructuralFeature.Setting,Object> possibleValues,
                                                  UniqueSetting setting)

Returns all VElements, that would we hidden if possibleValues would be set for the given settings.

Parameters:

possibleValues - a mapping of settings to their would-be new value

setting - the setting that was changed

Returns:

the hidden VElements and their new state if possibleValues would be set

dispose

public void dispose()

Dispose.

Specified by:

dispose in interface ViewModelService

getPriority

public int getPriority()

Returns the priority for this view service.

Specified by:

getPriority in interface ViewModelService

Returns:

the priority

See Also:

ViewModelService.getPriority()

childContextAdded

public void childContextAdded(VElement parentElement,
                              EMFFormsViewContext childContext)

Called when a child context is added.

Specified by:

childContextAdded in interface EMFFormsContextListener

Parameters:

parentElement - The VElement that is associated with the child context

childContext - The EMFFormsViewContext that was added

See Also:

EMFFormsContextListener.childContextAdded(org.eclipse.emf.ecp.view.spi.model.VElement, org.eclipse.emfforms.spi.core.services.view.EMFFormsViewContext)

childContextDisposed

public void childContextDisposed(EMFFormsViewContext childContext)

Called when a child context is disposed.

Specified by:

childContextDisposed in interface EMFFormsContextListener

Parameters:

childContext - The EMFFormsViewContext that was disposed

See Also:

EMFFormsContextListener.childContextDisposed(org.eclipse.emfforms.spi.core.services.view.EMFFormsViewContext)

contextInitialised

public void contextInitialised()

Called by the context when the initialization has finished.

Specified by:

contextInitialised in interface EMFFormsContextListener

See Also:

EMFFormsContextListener.contextInitialised()

contextDispose

public void contextDispose()

Called by the context when the dispose is running.

Specified by:

contextDispose in interface EMFFormsContextListener

See Also:

EMFFormsContextListener.contextDispose()