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org.eclipse.draw2d
Class AbstractConnectionAnchor

java.lang.Object
  

org.eclipse.draw2d.ConnectionAnchorBase
      
org.eclipse.draw2d.AbstractConnectionAnchor

All Implemented Interfaces:

AncestorListener, ConnectionAnchor

Direct Known Subclasses:

ChopboxAnchor, EllipseAnchor

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public abstract class AbstractConnectionAnchor

extends ConnectionAnchorBase

implements AncestorListener

Provides support for anchors which depend on a figure for thier location.

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Nested Class Summary

 

Nested classes inherited from class org.eclipse.draw2d. AncestorListener

AncestorListener.Stub

 

Field Summary

 

Fields inherited from class org.eclipse.draw2d. ConnectionAnchorBase

listeners

 

Constructor Summary

AbstractConnectionAnchor ()           Constructs an AbstractConnectionAnchor with no owner.

AbstractConnectionAnchor ( IFigure owner)           Constructs an AbstractConnectionAnchor with the owner supplied as input.

 

Method Summary
void	addAnchorListener ( AnchorListener listener)           Adds the given listener to the listeners to be notified of anchor location changes.
void	ancestorAdded ( IFigure ancestor)           Called when an ancestor has been added into the listening figure's hierarchy.
void	ancestorMoved ( IFigure figure)           Notifies all the listeners of this anchor's location change.
void	ancestorRemoved ( IFigure ancestor)           Called when an ancestor has been removed from the listening figure's hierarchy.
IFigure	getOwner ()           Returns the owner Figure on which this anchor's location is dependent.
Point	getReferencePoint ()           Returns the point which is used as the reference by this AbstractConnectionAnchor.
void	removeAnchorListener ( AnchorListener listener)           Removes the given listener from this anchor.
void	setOwner ( IFigure owner)           Sets the owner of this anchor, on whom this anchors location is dependent.

 

Methods inherited from class org.eclipse.draw2d. ConnectionAnchorBase

fireAnchorMoved

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface org.eclipse.draw2d. ConnectionAnchor

getLocation

 

Constructor Detail

AbstractConnectionAnchor

public AbstractConnectionAnchor()

Constructs an AbstractConnectionAnchor with no owner.

Since:

2.0

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AbstractConnectionAnchor

public AbstractConnectionAnchor(
IFigure owner)

Constructs an AbstractConnectionAnchor with the owner supplied as input.

Parameters:

owner - Owner of this anchor

Since:

2.0

Method Detail

addAnchorListener

public void addAnchorListener(
AnchorListener listener)

Adds the given listener to the listeners to be notified of anchor location changes.

Specified by:

addAnchorListener in interface ConnectionAnchor

Overrides:

addAnchorListener in class ConnectionAnchorBase

Parameters:

listener - Listener to be added

Since:

2.0

See Also:

removeAnchorListener(AnchorListener)

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ancestorMoved

public void ancestorMoved(
IFigure figure)

Notifies all the listeners of this anchor's location change.

Specified by:

ancestorMoved in interface AncestorListener

Parameters:

figure - Anchor-owning Figure which has moved

Since:

2.0

See Also:

AncestorListener.ancestorMoved(IFigure)

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ancestorAdded

public void ancestorAdded(
IFigure ancestor)

Description copied from interface: AncestorListener

Called when an ancestor has been added into the listening figure's hierarchy.

Specified by:

ancestorAdded in interface AncestorListener

Parameters:

ancestor - The ancestor that was added

See Also:

AncestorListener.ancestorAdded(IFigure)

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ancestorRemoved

public void ancestorRemoved(
IFigure ancestor)

Description copied from interface: AncestorListener

Called when an ancestor has been removed from the listening figure's hierarchy.

Specified by:

ancestorRemoved in interface AncestorListener

Parameters:

ancestor - The ancestor that has been removed

See Also:

AncestorListener.ancestorRemoved(IFigure)

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getOwner

public 
IFigure getOwner()

Returns the owner Figure on which this anchor's location is dependent.

Specified by:

getOwner in interface ConnectionAnchor

Returns:

Owner of this anchor

Since:

2.0

See Also:

setOwner(IFigure)

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getReferencePoint

public 
Point getReferencePoint()

Returns the point which is used as the reference by this AbstractConnectionAnchor. It is generally dependent on the Figure which is the owner of this AbstractConnectionAnchor.

Specified by:

getReferencePoint in interface ConnectionAnchor

Returns:

The reference point of this anchor

Since:

2.0

See Also:

ConnectionAnchor.getReferencePoint()

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removeAnchorListener

public void removeAnchorListener(
AnchorListener listener)

Removes the given listener from this anchor. If all the listeners are removed, then this anchor removes itself from its owner.

Specified by:

removeAnchorListener in interface ConnectionAnchor

Overrides:

removeAnchorListener in class ConnectionAnchorBase

Parameters:

listener - Listener to be removed from this anchors listeners list

Since:

2.0

See Also:

addAnchorListener(AnchorListener)

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setOwner

public void setOwner(
IFigure owner)

Sets the owner of this anchor, on whom this anchors location is dependent.

Parameters:

owner - Owner of this anchor

Since:

2.0

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