edu.usc.cse.desi.editpolicy
Class DESIXYLayoutEditPolicy

java.lang.Object
  org.eclipse.gef.editpolicies.AbstractEditPolicy
      org.eclipse.gef.editpolicies.GraphicalEditPolicy
          org.eclipse.gef.editpolicies.LayoutEditPolicy
              org.eclipse.gef.editpolicies.ConstrainedLayoutEditPolicy
                  org.eclipse.gef.editpolicies.XYLayoutEditPolicy
                      edu.usc.cse.desi.editpolicy.DESIXYLayoutEditPolicy

All Implemented Interfaces:

org.eclipse.gef.EditPolicy, org.eclipse.gef.RequestConstants

public class DESIXYLayoutEditPolicy

extends org.eclipse.gef.editpolicies.XYLayoutEditPolicy

This layout edit policy will be called on to handle changes on objects as they are moved, created, deleted, etc. When this policy is told, for example, to move a figure, it must create a ChangeConstraintCommand.

Author:

Nels Started Mar 3, 2004

Field Summary

Fields inherited from class org.eclipse.gef.editpolicies.XYLayoutEditPolicy

Fields inherited from class org.eclipse.gef.editpolicies.LayoutEditPolicy

Fields inherited from class org.eclipse.gef.editpolicies.AbstractEditPolicy

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

DESIXYLayoutEditPolicy()

Method Summary

protected org.eclipse.gef.commands.Command	createAddCommand(org.eclipse.gef.EditPart arg0, java.lang.Object arg1)
protected org.eclipse.gef.commands.Command	createChangeConstraintCommand(org.eclipse.gef.EditPart arg0, java.lang.Object arg1) Called when an editpart is changed in size or location.
protected org.eclipse.gef.commands.Command	getCreateCommand(org.eclipse.gef.requests.CreateRequest arg0)
protected org.eclipse.gef.commands.Command	getDeleteDependantCommand(org.eclipse.gef.Request arg0)

Methods inherited from class org.eclipse.gef.editpolicies.XYLayoutEditPolicy

getConstraintFor, getConstraintFor, getConstraintFor, getCurrentConstraintFor, getLayoutOrigin, getMinimumSizeFor, getXYLayout, setXyLayout, showSizeOnDropFeedback

Methods inherited from class org.eclipse.gef.editpolicies.ConstrainedLayoutEditPolicy

createChangeConstraintCommand, createChildEditPolicy, getAddCommand, getAlignChildrenCommand, getCommand, getConstraintFor, getConstraintForClone, getMoveChildrenCommand, getResizeChildrenCommand, translateToModelConstraint

Methods inherited from class org.eclipse.gef.editpolicies.LayoutEditPolicy

activate, createListener, createSizeOnDropFeedback, deactivate, decorateChild, decorateChildren, eraseLayoutTargetFeedback, eraseSizeOnDropFeedback, eraseTargetFeedback, getCloneCommand, getCreationFeedbackOffset, getLayoutContainer, getOrphanChildrenCommand, getSizeOnDropFeedback, getSizeOnDropFeedback, getTargetEditPart, setListener, showLayoutTargetFeedback, showTargetFeedback

Methods inherited from class org.eclipse.gef.editpolicies.GraphicalEditPolicy

addFeedback, getFeedbackLayer, getHostFigure, getLayer, removeFeedback

Methods inherited from class org.eclipse.gef.editpolicies.AbstractEditPolicy

debugFeedback, eraseSourceFeedback, getHost, setHost, showSourceFeedback, toString, understandsRequest

Methods inherited from class java.lang.Object

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

Constructor Detail

DESIXYLayoutEditPolicy

public DESIXYLayoutEditPolicy()

Method Detail

createAddCommand

protected org.eclipse.gef.commands.Command createAddCommand(org.eclipse.gef.EditPart arg0,
                                                            java.lang.Object arg1)

createChangeConstraintCommand

protected org.eclipse.gef.commands.Command createChangeConstraintCommand(org.eclipse.gef.EditPart arg0,
                                                                         java.lang.Object arg1)

Called when an editpart is changed in size or location. We must create a new command to perform this action and return it. arg1 is going to be a Rectangle for a new size/location.

getCreateCommand

protected org.eclipse.gef.commands.Command getCreateCommand(org.eclipse.gef.requests.CreateRequest arg0)

getDeleteDependantCommand

protected org.eclipse.gef.commands.Command getDeleteDependantCommand(org.eclipse.gef.Request arg0)