org.eclipse.gef.editpolicies
Class ConnectionEndpointEditPolicy

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.ConnectionEndpointEditPolicy

All Implemented Interfaces:

EditPolicy, IAdaptable, RequestConstants

public class ConnectionEndpointEditPolicy

extends SelectionHandlesEditPolicy

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

ConnectionEndpointEditPolicy()

Method Summary

protected List	createSelectionHandles()
protected void	eraseConnectionMoveFeedback(ReconnectRequest request)
void	eraseSourceFeedback(Request request) Erase feedback indicating that the receiver object is being dragged.
Command	getCommand(Request request) Returns the command for a given request, or null if the EditPolicy does not work with that request type.
protected Connection	getConnection()
protected FeedbackHelper	getFeedbackHelper(ReconnectRequest request)
protected void	hideFocus()
protected void	showConnectionMoveFeedback(ReconnectRequest request)
protected void	showFocus()
void	showSourceFeedback(Request request) Shows or updates source feedback if the receiver works with the request type.

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, deactivate, 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, understandsRequest

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionEndpointEditPolicy

public ConnectionEndpointEditPolicy()

Method Detail

createSelectionHandles

protected List createSelectionHandles()

Overrides:

createSelectionHandles in class SelectionHandlesEditPolicy

eraseConnectionMoveFeedback

protected void eraseConnectionMoveFeedback(ReconnectRequest request)

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 AbstractEditPolicy

Parameters:

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

getCommand

public Command getCommand(Request request)

Description copied from interface: EditPolicy

Returns the command for a given request, or null if the EditPolicy does not work with that request type. null is treated as a no-op by the caller, or a zero contribution. The EditPolicy must return an UnexectuableCommand if it wishes to prevent the operation from being performed.

Overrides:

getCommand in class AbstractEditPolicy

getConnection

protected Connection getConnection()

getFeedbackHelper

protected FeedbackHelper getFeedbackHelper(ReconnectRequest request)

hideFocus

protected void hideFocus()

Overrides:

hideFocus in class SelectionEditPolicy

showConnectionMoveFeedback

protected void showConnectionMoveFeedback(ReconnectRequest request)

showFocus

protected void showFocus()

Overrides:

showFocus in class SelectionEditPolicy

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 AbstractEditPolicy