org.eclipse.gef4.mvc.policies

Class AbstractPolicy<VR>

java.lang.Object

org.eclipse.gef4.mvc.policies.AbstractPolicy<VR>

Type Parameters:

VR - The visual root node of the UI toolkit used, e.g. javafx.scene.Node in case of JavaFX.

All Implemented Interfaces:

IAdaptable.Bound<IVisualPart<VR,? extends VR>>, IPolicy<VR>

Direct Known Subclasses:

AbstractFXOnClickPolicy, AbstractFXOnDragPolicy, AbstractFXOnHoverPolicy, AbstractFXOnPinchSpreadPolicy, AbstractFXOnRotatePolicy, AbstractFXOnScrollPolicy, AbstractFXOnTypePolicy, ContentPolicy, CreationPolicy, DeletionPolicy, FXBendPolicy, FXChangeViewportPolicy, FXResizePolicy, FXResizeRelocatePolicy, FXRotatePolicy, FXScaleRelocatePolicy, FXTransformPolicy

public abstract class AbstractPolicy<VR>
extends java.lang.Object
implements IPolicy<VR>

Abstract base implementation of IPolicy.

Constructor Summary

Constructors

Constructor and Description
AbstractPolicy()

Method Summary

Modifier and Type	Method and Description
protected void	commit(IPolicy<VR> policy) If the given IPolicy is ITransactional, then the policy is committed and the resulting IUndoableOperation is executed on the IDomain.
protected void	disableRefreshVisuals(IVisualPart<VR,? extends VR> part) Disable that the given IVisualPart refreshes its visual, if this was not already the case (see IVisualPart.setRefreshVisual(boolean)).
protected void	enableRefreshVisuals(IVisualPart<VR,? extends VR> part) Restores that the given IVisualPart refreshes its visual if this was the case prior to disabling the refresh of visuals.
IVisualPart<VR,? extends VR>	getAdaptable()
IVisualPart<VR,? extends VR>	getHost() Returns the host of this IPolicy, i.e. the IVisualPart this IPolicy is attached to.
protected void	init(IPolicy<VR> policy) If the given IPolicy is ITransactional, then the policy is initialized.
void	setAdaptable(IVisualPart<VR,? extends VR> adaptable)

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractPolicy

public AbstractPolicy()

Method Detail

commit

protected void commit(IPolicy<VR> policy)

If the given IPolicy is ITransactional, then the policy is committed and the resulting IUndoableOperation is executed on the IDomain.

Parameters:

policy - The IPolicy to commit.

disableRefreshVisuals

protected void disableRefreshVisuals(IVisualPart<VR,? extends VR> part)

Disable that the given IVisualPart refreshes its visual, if this was not already the case (see IVisualPart.setRefreshVisual(boolean)). Stores the state (whether the part was still refreshing its visual or not) so it can be restored later (see enableRefreshVisuals(IVisualPart)).

Parameters:

part - The IVisualPart whose visual refresh is to be disabled.

enableRefreshVisuals

protected void enableRefreshVisuals(IVisualPart<VR,? extends VR> part)

Restores that the given IVisualPart refreshes its visual if this was the case prior to disabling the refresh of visuals.

Parameters:

part - The IVisualPart for which refreshing of visuals is restored.

getAdaptable

public IVisualPart<VR,? extends VR> getAdaptable()

Specified by:

getAdaptable in interface IAdaptable.Bound<IVisualPart<VR,? extends VR>>

getHost

public IVisualPart<VR,? extends VR> getHost()

Description copied from interface: IPolicy

Returns the host of this IPolicy, i.e. the IVisualPart this IPolicy is attached to.

Specified by:

getHost in interface IPolicy<VR>

Returns:

The host of this IPolicy.

init

protected void init(IPolicy<VR> policy)

If the given IPolicy is ITransactional, then the policy is initialized.

Parameters:

policy - The IPolicy to initialize.

setAdaptable

public void setAdaptable(IVisualPart<VR,? extends VR> adaptable)

Specified by:

setAdaptable in interface IAdaptable.Bound<IVisualPart<VR,? extends VR>>