org.eclipse.gmf.runtime.diagram.ui.editpolicies
Class DiagramDragDropEditPolicy

java.lang.Object
  org.eclipse.gef.editpolicies.AbstractEditPolicy
      org.eclipse.gef.editpolicies.GraphicalEditPolicy
          org.eclipse.gmf.runtime.diagram.ui.editpolicies.DragDropEditPolicy
              org.eclipse.gmf.runtime.diagram.ui.editpolicies.DiagramDragDropEditPolicy

All Implemented Interfaces:

EditPolicy, RequestConstants

public class DiagramDragDropEditPolicy

extends DragDropEditPolicy

Field Summary

Fields inherited from class org.eclipse.gmf.runtime.diagram.ui.editpolicies.DragDropEditPolicy

opacity, revertColor

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

DiagramDragDropEditPolicy()

Method Summary

protected Command	createViewsAndArrangeCommand(DropObjectsRequest dropRequest, java.util.List viewDescriptors) createViewsAndArrangeCommand Method to create all the view based on the viewDescriptors list and provide a default arrangement of them.
protected Command	getDropCommand(ChangeBoundsRequest request) Handles dropping attributes from a class to the diagram to show as an association.
protected Command	getDropFileCommand(DropObjectsRequest dropRequest) getDropFileCommand Handler method for the dropRequest as a result of a file transfer drag / drop operation.
Command	getDropObjectsCommand(DropObjectsRequest dropRequest) getDropObjectsCommand This provides a generic implementation for handling the DropObjectsRequest which checks for EObject and gets a command from the getDropEementCommand method.
void	showTargetFeedback(Request request)

Methods inherited from class org.eclipse.gmf.runtime.diagram.ui.editpolicies.DragDropEditPolicy

castToDropObjectsRequest, eraseTargetFeedback, getCommand, getDragCommand, getDropElementCommand, getHostObject, getRequiredDragDetail, getTargetEditPart, understandsRequest

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

addFeedback, getFeedbackLayer, getHostFigure, getLayer, removeFeedback

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

activate, deactivate, debugFeedback, eraseSourceFeedback, getHost, setHost, showSourceFeedback, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DiagramDragDropEditPolicy

public DiagramDragDropEditPolicy()

Method Detail

getDropFileCommand

protected Command getDropFileCommand(DropObjectsRequest dropRequest)

getDropFileCommand Handler method for the dropRequest as a result of a file transfer drag / drop operation.

Parameters:

dropRequest - DropObjectsRequest that contains a list of Strings in it's objects list.

Returns:

Command that that create the resulting view of the file if any, null otherwise.

getDropObjectsCommand

public Command getDropObjectsCommand(DropObjectsRequest dropRequest)

Description copied from class: DragDropEditPolicy

getDropObjectsCommand This provides a generic implementation for handling the DropObjectsRequest which checks for EObject and gets a command from the getDropEementCommand method.

Overrides:

getDropObjectsCommand in class DragDropEditPolicy

Parameters:

dropRequest - DropObjectsRequest that is being handled

Returns:

Command that handles the request.

See Also:

EditPolicy.getCommand(Request)

createViewsAndArrangeCommand

protected Command createViewsAndArrangeCommand(DropObjectsRequest dropRequest,
                                               java.util.List viewDescriptors)

createViewsAndArrangeCommand Method to create all the view based on the viewDescriptors list and provide a default arrangement of them.

Parameters:

dropRequest -

viewDescriptors -

Returns:

command

showTargetFeedback

public void showTargetFeedback(Request request)

Specified by:

showTargetFeedback in interface EditPolicy

Overrides:

showTargetFeedback in class DragDropEditPolicy

See Also:

EditPolicy.showTargetFeedback(org.eclipse.gef.Request)

getDropCommand

protected Command getDropCommand(ChangeBoundsRequest request)

Handles dropping attributes from a class to the diagram to show as an association.

Overrides:

getDropCommand in class DragDropEditPolicy

Parameters:

request - the request

Returns:

command

See Also:

DragDropEditPolicy.getDropCommand(org.eclipse.gef.requests.ChangeBoundsRequest)