Class ShapeXYLayoutEditPolicy

  • All Implemented Interfaces:
    org.eclipse.gef.EditPolicy, org.eclipse.gef.RequestConstants
    Direct Known Subclasses:
    ShapeContainerAndXYLayoutEditPolicy

    public class ShapeXYLayoutEditPolicy
    extends org.eclipse.gef.editpolicies.XYLayoutEditPolicy
    An EditPolicy, where the Layout of the EditParts is important: they must have an XYLayout. It assumes, that this EditPart is a parent, whose children can be added/deleted/moved.
    See Also:
    IEditPolicyFactory.createShapeXYLayoutEditPolicy()
    • Field Summary

      • Fields inherited from class org.eclipse.gef.editpolicies.ConstrainedLayoutEditPolicy

        UNSPECIFIED_SIZE
      • 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
    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected org.eclipse.gef.commands.Command createAddCommand​(org.eclipse.gef.EditPart child, java.lang.Object constraint)
      Is called, when a child EditPart shall be moved from another parent-EditPart into this parent-EditPart.
      protected org.eclipse.gef.commands.Command createChangeConstraintCommand​(org.eclipse.gef.requests.ChangeBoundsRequest request, org.eclipse.gef.EditPart child, java.lang.Object constraint)
      Is called, when a child EditPart shall be moved inside this parent-EditPart (resized or changed XY-position).
      protected org.eclipse.gef.EditPolicy createChildEditPolicy​(org.eclipse.gef.EditPart child)  
      static ICreateContext createCreateContext​(ContainerShape target, org.eclipse.draw2d.geometry.Rectangle rect)  
      protected IMoveAnchorContext createLayoutAnchorContext​(Anchor shape, AnchorContainer source, AnchorContainer target, java.lang.Object constraint)  
      protected IMoveShapeContext createMoveShapeContext​(Shape shape, ContainerShape source, ContainerShape target, java.lang.Object constraint)  
      protected IResizeShapeContext createResizeShapeContext​(Shape shape, java.lang.Object constraint, int resizeDirection)  
      protected IConfigurationProviderInternal getConfigurationProvider()  
      protected org.eclipse.gef.commands.Command getCreateCommand​(org.eclipse.gef.requests.CreateRequest request)
      Is called, when a new child EditPart shall be created inside this parent-EditPart (with the CreationTool).
      protected org.eclipse.gef.commands.Command getDeleteDependantCommand​(org.eclipse.gef.Request request)
      Usage unknown, returns null.
      • 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

        createAddCommand, createChangeConstraintCommand, getAddCommand, getAlignChildrenCommand, getChangeConstraintCommand, getCommand, getConstraintFor, 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, translateFromAbsoluteToLayoutRelative, translateFromLayoutRelativeToAbsolute, undecorateChild, undecorateChildren
      • 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

      • ShapeXYLayoutEditPolicy

        protected ShapeXYLayoutEditPolicy​(IConfigurationProviderInternal configurationProvider)
        Creates a new ShapeXYLayoutEditPolicy.
        Parameters:
        configurationProvider - The IConfigurationProviderInternal.
    • Method Detail

      • createAddCommand

        protected org.eclipse.gef.commands.Command createAddCommand​(org.eclipse.gef.EditPart child,
                                                                    java.lang.Object constraint)
        Is called, when a child EditPart shall be moved from another parent-EditPart into this parent-EditPart. It creates an ICommandCombiner.createSetParentReferenceCommand().
        Overrides:
        createAddCommand in class org.eclipse.gef.editpolicies.ConstrainedLayoutEditPolicy
        See Also:
        ConstrainedLayoutEditPolicy.createAddCommand(org.eclipse.gef.EditPart, java.lang.Object)
      • createChildEditPolicy

        protected org.eclipse.gef.EditPolicy createChildEditPolicy​(org.eclipse.gef.EditPart child)
        Overrides:
        createChildEditPolicy in class org.eclipse.gef.editpolicies.ConstrainedLayoutEditPolicy
      • createChangeConstraintCommand

        protected org.eclipse.gef.commands.Command createChangeConstraintCommand​(org.eclipse.gef.requests.ChangeBoundsRequest request,
                                                                                 org.eclipse.gef.EditPart child,
                                                                                 java.lang.Object constraint)
        Is called, when a child EditPart shall be moved inside this parent-EditPart (resized or changed XY-position). It creates an ICommandFactory.createChangeModelObjectConstraintCommand(().
        Overrides:
        createChangeConstraintCommand in class org.eclipse.gef.editpolicies.ConstrainedLayoutEditPolicy
        See Also:
        ConstrainedLayoutEditPolicy.createChangeConstraintCommand(org.eclipse.gef.EditPart, java.lang.Object)
      • createResizeShapeContext

        protected IResizeShapeContext createResizeShapeContext​(Shape shape,
                                                               java.lang.Object constraint,
                                                               int resizeDirection)
      • createCreateContext

        public static ICreateContext createCreateContext​(ContainerShape target,
                                                         org.eclipse.draw2d.geometry.Rectangle rect)
        Parameters:
        constraint -
        coll -
        container -
        container2 -
        Returns:
      • getCreateCommand

        protected org.eclipse.gef.commands.Command getCreateCommand​(org.eclipse.gef.requests.CreateRequest request)
        Is called, when a new child EditPart shall be created inside this parent-EditPart (with the CreationTool). It creates an ICommandCombiner.createCreateModelObjectCommand().
        Specified by:
        getCreateCommand in class org.eclipse.gef.editpolicies.LayoutEditPolicy
        See Also:
        LayoutEditPolicy.getCreateCommand(org.eclipse.gef.requests.CreateRequest)
      • getDeleteDependantCommand

        protected org.eclipse.gef.commands.Command getDeleteDependantCommand​(org.eclipse.gef.Request request)
        Usage unknown, returns null.
        Overrides:
        getDeleteDependantCommand in class org.eclipse.gef.editpolicies.LayoutEditPolicy
        See Also:
        LayoutEditPolicy.getDeleteDependantCommand(org.eclipse.gef.Request)