org.eclipse.draw2d
Interface AncestorListener

All Known Implementing Classes:

AbstractConnectionAnchor, AncestorListener.Stub, ChopboxAnchor, EllipseAnchor, LabelAnchor

public interface AncestorListener

Classes which implement this interface provide methods to respond to changes in the ancestor properties of a Figure.

Instances of this class can be added as listeners to a figure using the addAncestorListener method and removed using the removeAncestoreListener method. When the parent chain of the figure being observed changes or moves, the listener will be notified appropriately.

Nested Class Summary

static class

AncestorListener.Stub An empty implementation of AncestorListener for convenience.

Method Summary

void	ancestorAdded(IFigure ancestor) Called when an ancestor has been added into the listening figure's hierarchy.
void	ancestorMoved(IFigure ancestor) Called when an ancestor has moved to a new location.
void	ancestorRemoved(IFigure ancestor) Called when an ancestor has been removed from the listening figure's hierarchy.

Method Detail

ancestorAdded

void ancestorAdded(IFigure ancestor)

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

Parameters:

ancestor - The ancestor that was added

ancestorMoved

void ancestorMoved(IFigure ancestor)

Called when an ancestor has moved to a new location.

Parameters:

ancestor - The ancestor that has moved

ancestorRemoved

void ancestorRemoved(IFigure ancestor)

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

Parameters:

ancestor - The ancestor that has been removed