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Eclipse GEF
3.3

org.eclipse.gef.editpolicies
Class ContainerEditPolicy

java.lang.Object
  extended by

org.eclipse.gef.editpolicies.AbstractEditPolicy
      extended by
org.eclipse.gef.editpolicies.ContainerEditPolicy
All Implemented Interfaces:
EditPolicy, RequestConstants

public abstract class ContainerEditPolicy
extends AbstractEditPolicy

An EditPolicy for use with container editparts. This policy can be used to contribute commands to add, create, and orphan requests.


Field Summary
 
Fields inherited from interface org.eclipse.gef. EditPolicy
COMPONENT_ROLE, CONNECTION_BENDPOINTS_ROLE, CONNECTION_ENDPOINTS_ROLE, CONNECTION_ROLE, CONTAINER_ROLE, DIRECT_EDIT_ROLE, GRAPHICAL_NODE_ROLE, LAYOUT_ROLE, NODE_ROLE, PRIMARY_DRAG_ROLE, SELECTION_FEEDBACK_ROLE, TREE_CONTAINER_ROLE
 
Fields inherited from interface org.eclipse.gef. RequestConstants
REQ_ADD, REQ_ALIGN, REQ_ALIGN_CHILDREN, REQ_CLONE, REQ_CONNECTION_END, REQ_CONNECTION_START, REQ_CREATE, REQ_CREATE_BENDPOINT, REQ_DELETE, REQ_DELETE_DEPENDANT, REQ_DIRECT_EDIT, REQ_MOVE, REQ_MOVE_BENDPOINT, REQ_MOVE_CHILDREN, REQ_OPEN, REQ_ORPHAN, REQ_ORPHAN_CHILDREN, REQ_RECONNECT_SOURCE, REQ_RECONNECT_TARGET, REQ_RESIZE, REQ_RESIZE_CHILDREN, REQ_SELECTION, REQ_SELECTION_HOVER
 
Constructor Summary
ContainerEditPolicy ()
           
 
Method Summary
protected   Command getAddCommand ( GroupRequest request)
          Override to contribute to add requests.
protected   Command getCloneCommand ( ChangeBoundsRequest request)
          Override to contribute to clone requests.
  Command getCommand ( Request request)
          Overridden to check for add, create, and orphan.
protected abstract   Command getCreateCommand ( CreateRequest request)
          Clients must implement to contribute to create requests.
protected   Command getOrphanChildrenCommand ( GroupRequest request)
          Override to contribute to orphan requests.
 
Methods inherited from class org.eclipse.gef.editpolicies. AbstractEditPolicy
activate, deactivate, debugFeedback, eraseSourceFeedback, eraseTargetFeedback, getHost, getTargetEditPart, setHost, showSourceFeedback, showTargetFeedback, toString, understandsRequest
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

ContainerEditPolicy

public ContainerEditPolicy()
Method Detail

getAddCommand

protected 
Command getAddCommand(
GroupRequest request)
Override to contribute to add requests.

Parameters:
request - the add request
Returns:
the command contribution to the add

getCloneCommand

protected 
Command getCloneCommand(
ChangeBoundsRequest request)
Override to contribute to clone requests.

Parameters:
request - the clone request
Returns:
the command contribution to the clone

getCommand

public 
Command getCommand(
Request request)
Overridden to check for add, create, and orphan.

Specified by:
getCommand in interface EditPolicy
Overrides:
getCommand in class AbstractEditPolicy
See Also:
EditPolicy.getCommand(org.eclipse.gef.Request)

getCreateCommand

protected abstract 
Command getCreateCommand(
CreateRequest request)
Clients must implement to contribute to create requests.

Parameters:
request - the create request
Returns:
null or a command contribution

getOrphanChildrenCommand

protected 
Command getOrphanChildrenCommand(
GroupRequest request)
Override to contribute to orphan requests.

Parameters:
request - the orphan request
Returns:
a command contribution for the orphan

Eclipse GEF
3.3

Copyright (c) IBM Corp. and others 2000, 2007. All Rights Reserved.

 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire