org.eclipse.gef.editpolicies
Class ResizableEditPolicy

java.lang.Object
  |
  +--org.eclipse.gef.editpolicies.AbstractEditPolicy
        |
        +--org.eclipse.gef.editpolicies.GraphicalEditPolicy
              |
              +--org.eclipse.gef.editpolicies.SelectionEditPolicy
                    |
                    +--org.eclipse.gef.editpolicies.SelectionHandlesEditPolicy
                          |
                          +--org.eclipse.gef.editpolicies.NonResizableEditPolicy
                                |
                                +--org.eclipse.gef.editpolicies.ResizableEditPolicy

All Implemented Interfaces:

EditPolicy, IAdaptable, RequestConstants

public class ResizableEditPolicy

extends NonResizableEditPolicy

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

handles

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_CHILD, REQ_ALIGN_CHILDREN, REQ_ANCESTOR_DELETED, REQ_CONNECTION_END, REQ_CONNECTION_START, REQ_CREATE, REQ_CREATE_BENDPOINT, REQ_DELETE, REQ_DELETE_BENDPOINT, REQ_DELETE_DEPENDANT, REQ_DIRECT_EDIT, REQ_MOVE, REQ_MOVE_BENDPOINT, REQ_MOVE_CHILD, REQ_MOVE_CHILDREN, REQ_ORPHAN, REQ_ORPHAN_CHILDREN, REQ_RECONNECT_END, REQ_RECONNECT_SOURCE, REQ_RECONNECT_START, REQ_RECONNECT_TARGET, REQ_RESIZE, REQ_RESIZE_CHILD, REQ_RESIZE_CHILDREN, REQ_SELECTION, REQ_SELECTION_HOVER, REQ_SOURCE_DELETED, REQ_TARGET_DELETED

Constructor Summary

ResizableEditPolicy()

Method Summary

protected List	createSelectionHandles()
void	eraseSourceFeedback(Request request) Erase feedback indicating that the receiver object is being dragged.
Command	getCommand(Request request) Get the command that performs an operation of the type indicated by @commandString on the receiver.
protected Command	getResizeCommand(ChangeBoundsRequest request)
void	showSourceFeedback(Request request) Shows or updates source feedback if the receiver works with the request type.
boolean	understandsRequest(Request request)

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

createDragSourceFeedbackFigure, deactivate, eraseChangeBoundsFeedback, getAlignCommand, getDragSourceFeedbackFigure, getMoveCommand, getOrphanCommand, hideFocus, showChangeBoundsFeedback, showFocus

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

addSelectionHandles, getAdapter, hideSelection, removeSelectionHandles, showSelection

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

activate, addSelectionListener, getTargetEditPart, removeSelectionListener, setFocus, setSelectedState, showPrimarySelection

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

addFeedback, getHostFigure, getLayer, removeFeedback

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

debugFeedback, eraseTargetFeedback, getHost, initialize, setHost, showTargetFeedback, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ResizableEditPolicy

public ResizableEditPolicy()

Method Detail

createSelectionHandles

protected List createSelectionHandles()

Overrides:

createSelectionHandles in class NonResizableEditPolicy

eraseSourceFeedback

public void eraseSourceFeedback(Request request)

Erase feedback indicating that the receiver object is being dragged. This method is called when a drag is completed or cancelled on the receiver object.

Overrides:

eraseSourceFeedback in class NonResizableEditPolicy

Parameters:

dragTracker - org.eclipse.gef.tools.DragTracker The drag tracker of the tool performing the drag.

getCommand

public Command getCommand(Request request)

Get the command that performs an operation of the type indicated by @commandString on the receiver. Data needed to create the command is contained in @tool Possible values for the commandString depend on the tool. Default tools send "create" and "move".

Overrides:

getCommand in class NonResizableEditPolicy

Parameters:

commandString - java.lang.String The type of command to create

commandData - org.eclipse.gef.ICommandData Data needed to create the command

Returns:

org.eclipse.gef.commands.ICommand The command that performs the operation

getResizeCommand

protected Command getResizeCommand(ChangeBoundsRequest request)

showSourceFeedback

public void showSourceFeedback(Request request)

Description copied from interface: EditPolicy

Shows or updates source feedback if the receiver works with the request type. This method may be called repeatedly for the purpose of updating feedback based on changes to the request object. Does nothing if the EditPolicy does not recognize the given request.

Overrides:

showSourceFeedback in class NonResizableEditPolicy

understandsRequest

public boolean understandsRequest(Request request)

Overrides:

understandsRequest in class NonResizableEditPolicy