org.eclipse.gef.internal.ui.rulers
Class DragGuidePolicy

java.lang.Object
  org.eclipse.gef.editpolicies.AbstractEditPolicy
      org.eclipse.gef.editpolicies.GraphicalEditPolicy
          org.eclipse.gef.internal.ui.rulers.DragGuidePolicy

All Implemented Interfaces:

EditPolicy, RequestConstants

public class DragGuidePolicy

extends GraphicalEditPolicy

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

DragGuidePolicy()

Method Summary

protected GuideFigure	createDummyGuideFigure()
protected org.eclipse.draw2d.IFigure	createDummyLineFigure()
void	deactivate() Does nothing by default.
void	eraseSourceFeedback(Request request) Does nothing by default.
Command	getCommand(Request request) Returns null by default.
protected org.eclipse.draw2d.IFigure	getDummyGuideFigure()
protected org.eclipse.draw2d.IFigure	getDummyLineFigure()
protected GuideEditPart	getGuideEditPart()
protected boolean	isDeleteRequest(ChangeBoundsRequest req)
protected boolean	isMoveValid(int zoomedPosition)
void	showSourceFeedback(Request request) Does nothing by default.
boolean	understandsRequest(Request req) Returns false by default.

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

addFeedback, getFeedbackLayer, getHostFigure, getLayer, removeFeedback

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

activate, debugFeedback, eraseTargetFeedback, getHost, getTargetEditPart, setHost, showTargetFeedback, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DragGuidePolicy

public DragGuidePolicy()

Method Detail

createDummyLineFigure

protected org.eclipse.draw2d.IFigure createDummyLineFigure()

createDummyGuideFigure

protected GuideFigure createDummyGuideFigure()

deactivate

public void deactivate()

Description copied from class: AbstractEditPolicy

Does nothing by default.

Specified by:

deactivate in interface EditPolicy

Overrides:

deactivate in class AbstractEditPolicy

See Also:

EditPolicy.deactivate()

eraseSourceFeedback

public void eraseSourceFeedback(Request request)

Description copied from class: AbstractEditPolicy

Does nothing by default.

Specified by:

eraseSourceFeedback in interface EditPolicy

Overrides:

eraseSourceFeedback in class AbstractEditPolicy

See Also:

EditPolicy.eraseSourceFeedback(Request)

getCommand

public Command getCommand(Request request)

Description copied from class: AbstractEditPolicy

Returns null by default. null is used to indicate that the EditPolicy does not contribute to the specified Request.

Specified by:

getCommand in interface EditPolicy

Overrides:

getCommand in class AbstractEditPolicy

See Also:

EditPolicy.getCommand(Request)

getDummyGuideFigure

protected org.eclipse.draw2d.IFigure getDummyGuideFigure()

getDummyLineFigure

protected org.eclipse.draw2d.IFigure getDummyLineFigure()

getGuideEditPart

protected GuideEditPart getGuideEditPart()

isDeleteRequest

protected boolean isDeleteRequest(ChangeBoundsRequest req)

isMoveValid

protected boolean isMoveValid(int zoomedPosition)

showSourceFeedback

public void showSourceFeedback(Request request)

Description copied from class: AbstractEditPolicy

Does nothing by default.

Specified by:

showSourceFeedback in interface EditPolicy

Overrides:

showSourceFeedback in class AbstractEditPolicy

See Also:

EditPolicy.showSourceFeedback(Request)

understandsRequest

public boolean understandsRequest(Request req)

Description copied from class: AbstractEditPolicy

Returns false by default.

Specified by:

understandsRequest in interface EditPolicy

Overrides:

understandsRequest in class AbstractEditPolicy

See Also:

EditPolicy.understandsRequest(Request)