plugins/org.eclipse.bpmn2.modeler.core/src/org/eclipse/bpmn2/modeler/core/features/GraphitiConstants.java - bpmn2-modeler/org.eclipse.bpmn2-modeler - Git at Google

 /*******************************************************************************
  * Copyright (c) 2011, 2012 Red Hat, Inc.
  * All rights reserved.
  * This program is made available under the terms of the
  * Eclipse Public License v1.0 which accompanies this distribution,
  * and is available at http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * Red Hat, Inc. - initial API and implementation
  *******************************************************************************/
 package org.eclipse.bpmn2.modeler.core.features;

 import java.util.Hashtable;

 import org.eclipse.bpmn2.modeler.core.features.label.UpdateLabelFeature;
 import org.eclipse.graphiti.features.context.IContext;
 import org.eclipse.graphiti.mm.algorithms.GraphicsAlgorithm;
 import org.eclipse.graphiti.mm.algorithms.Image;
 import org.eclipse.graphiti.mm.algorithms.styles.Point;
 import org.eclipse.graphiti.mm.pictograms.FixPointAnchor;
 import org.eclipse.graphiti.mm.pictograms.PictogramElement;
 import org.eclipse.graphiti.mm.pictograms.Shape;
 import org.eclipse.graphiti.tb.IContextMenuEntry;

 /**
  * Keys used to store Graphiti Shape and Context properties.
  * <p>
  * Some figure construction and updating operations need to pass information
  * from one Graphiti Feature to another (e.g. during a CreateFeature the
  * AddFeature, UpdateFeature and LayouFeatures are invoked). This is done
  * through the Shape property list, and the {@link IContext} property list. Note
  * that Shape properties are String only, whereas IContext properties are
  * Objects, allowing greater flexibility when passing information from Feature
  * to Feature. Shape properties must be encoded into Strings if we need to
  * handle Objects.
  */
 public interface GraphitiConstants {

 	/**
 	 * The {@link IContext} key that holds a reference to a BPMN2 model object
 	 * during creation of its visual representation.
 	 */
 	public static final String BUSINESS_OBJECT = "businessObject"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies a Shape as a Label. Labels
 	 * are managed separately from their owners and can be located either above,
 	 * below, to the left or right of its owning shape. See the
 	 * {@link UpdateLabelFeature} class for more information
 	 **/
 	public static final String LABEL_SHAPE = "label.shape"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that indicates if a Label has changed and
 	 * its Shape needs to be updated
 	 **/
 	public static final String LABEL_CHANGED = "label.changed"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that indicates if a Label has been set
 	 * invisible by a user preference selection.
 	 **/
 	public static final String IS_HIDDEN = "hidden"; //$NON-NLS-1$

 	/**
 	 * The {@link IContext} property key that holds a reference to a
 	 * {@link Point} object, which represents an offset (x,y) distance a Label
 	 * should be moved when its {@link Shape} is updated.
 	 **/
 	public static final String LABEL_OFFSET = "label.offset"; //$NON-NLS-1$

 	/**
 	 * The {@link IContext} property key that holds a reference to a
 	 * {@link Hashtable}. The Hashtable maps a PictogramElement to a move delta.
 	 * This is used when the orientation of a Lane or Pool is changed - each of
 	 * the contained shapes are transposed by a different x/y delta, depending
 	 * on their location within the Lane or Pool.
 	 */
 	public static final String LABEL_OFFSET_MAP = "label.offset.map"; //$NON-NLS-1$

 	/**
 	 * The {@link IContext} property key that holds a reference to a single
 	 * {@link PictogramElement} object. The PE is used to identify the owner of
 	 * a Label Shape.
 	 **/
 	public static final String PICTOGRAM_ELEMENT = "pictogram.element"; //$NON-NLS-1$

 	/**
 	 * The {@link IContext} property key that holds a reference to a List of
 	 * {@link PictogramElement} objects that were created during a
 	 * {@link MultiAddFeature} or {@link CompoundCreateFeature}
 	 **/
 	public static final String PICTOGRAM_ELEMENTS = "pictogram.elements"; //$NON-NLS-1$

 	/**
 	 * The {@link IContext} property key that indicates the editor is importing
 	 * objects and that the {@llink PictogramElement} Create and Add Features
 	 * should populate the object from BPMN DI values instead of providing
 	 * defaults.
 	 **/
 	public static final String IMPORT_PROPERTY = "is.importing"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as the
 	 * Validation Decorator. This is an image decorator attached to the top-left
 	 * corner of a BPMN2 shape visual to indicate validation errors/warnings. A
 	 * ToolTip on the decorator shape displays the validation message text.
 	 * Validation Decorators are created for all BPMN2 shapes, i.e. Tasks,
 	 * Gateways, Events, etc.
 	 **/
 	public static final String VALIDATION_DECORATOR = "validation.decorator"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as the
 	 * Activity's border decoration. This is a rounded rectangle drawn in the
 	 * Activity's foreground color. This shape optionally owns an {@link Image}
 	 * {@link GraphicsAlgorithm} which appears inside the top-left corner and is
 	 * used to identify the Activity type, i.e. a hand icon for Manual Task, a
 	 * person icon for User Task, envelope icons for Send and Receive Tasks,
 	 * etc.
 	 **/
 	public static final String ACTIVITY_BORDER = "activity.border"; //$NON-NLS-1$

 	/** The Constant ACTIVITY_MOVE_PROPERTY. */
 	public static final String ACTIVITY_MOVE_PROPERTY = "activity.move"; //$NON-NLS-1$

 	/** The Constant SELECTION_MOVE_PROPERTY. */
 	public static final String SELECTION_MOVE_PROPERTY = "selection.move"; //$NON-NLS-1$

 	/** The is compensate property. */
 	public final static String IS_COMPENSATE_PROPERTY = "marker.compensate"; //$NON-NLS-1$

 	/** The is loop or multi instance. */
 	public final static String IS_LOOP_OR_MULTI_INSTANCE = "marker.loop.or.multi"; //$NON-NLS-1$

 	public final static String COMMAND_HINT = "command.hint"; //$NON-NLS-1$

 	public static final String COLLECTION_PROPERTY = "isCollection"; //$NON-NLS-1$

 	public static final String HIDEABLE_PROPERTY = "hideable"; //$NON-NLS-1$

 	public static final String DATASTATE_PROPERTY = "datastate"; //$NON-NLS-1$

 	public static final String IS_HORIZONTAL_PROPERTY = "isHorizontal"; //$NON-NLS-1$

 	public static final String TOOLTIP_PROPERTY = "tooltip"; //$NON-NLS-1$

 	public final static String EVENT_DEFINITION_SHAPE = "event.definition.shape"; //$NON-NLS-1$

 	public static final String EVENT_ELEMENT = "event.graphics.element"; //$NON-NLS-1$

 	public static final String EVENT_CIRCLE = "event.graphics.element.circle"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as the Activity
 	 * Marker container. This ContainerShape contains a number of child shapes,
 	 * (see the "ACTIVITY_MARKER_..." constants, below) which are used to
 	 * indicate some kind of state or behavior for a BPMN2 Activity. The
 	 * children shapes are made visible or invisible depending on the
 	 * corresponding Activity state attribute. The ContainerShape is drawn at
 	 * the bottom-center of Activity figures.
 	 */
 	public static final String ACTIVITY_MARKER_CONTAINER = "activity.marker.container"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as an Activity
 	 * Marker container child shape. This shape indicates that an Activity is
 	 * used for some kind of compensation processing, indicated by two
 	 * left-pointing chevrons. This shape is made visible when the Activity's
 	 * "isForCompensation" attribute is set to TRUE.
 	 */
 	public static final String ACTIVITY_MARKER_COMPENSATE = "activity.marker.compensate"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as an Activity
 	 * Marker container child shape. When this shape is visible, it indicates
 	 * the Looping Characteristics for an Activity are set to "Standard". This
 	 * is represented by a circular, counter-clockwise pointing arrow.
 	 */
 	public static final String ACTIVITY_MARKER_LC_STANDARD = "activity.marker.lc.standard"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as an Activity
 	 * Marker container child shape. When this shape is visible, it indicates
 	 * the Looping Characteristics for an Activity are set to "Sequential". This
 	 * is represented by three small horizontal lines.
 	 */
 	public static final String ACTIVITY_MARKER_LC_MULTI_SEQUENTIAL = "activity.marker.lc.multi.sequential"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as an Activity
 	 * Marker container child shape. When this shape is visible, it indicates
 	 * the Looping Characteristics for an Activity are set to "Parallel". This
 	 * is represented by three small vertical lines.
 	 */
 	public static final String ACTIVITY_MARKER_LC_MULTI_PARALLEL = "activity.marker.lc.multi.parallel"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as an Activity
 	 * Marker container child shape. When this shape is visible, it indicates
 	 * the Activity is an "ad-hoc" Sub Process. This is represented by a tilde
 	 * shape.
 	 */
 	public static final String ACTIVITY_MARKER_AD_HOC = "activity.marker.adhoc"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that identifies this Shape as an Activity
 	 * Marker container child shape. When this shape is visible, it indicates
 	 * the Activity is a Sub Process shown in its collapsed state. This is
 	 * represented by a small square containing a "+" sign. When the Sub Process
 	 * is expanded, this shape is made invisible.
 	 */
 	public static final String ACTIVITY_MARKER_EXPAND = "activity.marker.expand"; //$NON-NLS-1$

 	/**
 	 * The {@link Shape} property key that can be used to offset the vertical
 	 * position of the Activity Marker ContainerShape. This is necessary for
 	 * Choreography Activities which may have one or more Participant Bands at
 	 * the bottom of the Choreography shape. In this case, the Marker
 	 * ContainerShape will need to be moved up to prevent it from being obscured
 	 * by the Participant Band(s).
 	 **/
 	public static final String ACTIVITY_MARKER_OFFSET = "activity.marker.offset"; //$NON-NLS-1$

 	public static final String EVENT_MARKER_CONTAINER = "event.marker.container"; //$NON-NLS-1$

 	public static final String EVENT_SUBPROCESS_DECORATOR_CONTAINER = "event.subprocess.decorator.container"; //$NON-NLS-1$

 	// Lane and Pool move/resize constants
 	public static final String LANE_RESIZE_PROPERTY = "lane.resize"; //$NON-NLS-1$
 	public static final String POOL_RESIZE_PROPERTY = "pool.resize"; //$NON-NLS-1$
 	public static final String RESIZE_FIRST_LANE = "resize.first.lane"; //$NON-NLS-1$

 	public final static String PARENT_CONTAINER = "parent.container"; //$NON-NLS-1$

 	public static final String MULTIPLICITY_MARKER = "multiplicity.marker"; //$NON-NLS-1$
 	public static final String MULTIPLICITY = "multiplicity"; //$NON-NLS-1$

 	/**
 	 * The key used to store the copied shape in the Paste Context. This is
 	 * copied to the AddContext and picked up by the AddFeature which duplicates
 	 * the copied shape's size and other attributes.
 	 */
 	public static final String COPIED_BPMN_DI_ELEMENT = "copied.bpmn.shape"; //$NON-NLS-1$

 	/** The key used to store the copied business object in the Paste Context. */
 	public static final String COPIED_BPMN_OBJECT = "copied.bpmn.object"; //$NON-NLS-1$

 	/** The Constant COPY_FROM_CONTEXT. */
 	public static final String COPY_FROM_CONTEXT = "copy.from.context"; //$NON-NLS-1$

 	/** The Constant CUSTOM_ELEMENT_ID. */
 	public final static String CUSTOM_ELEMENT_ID = "custom.element.id"; //$NON-NLS-1$

 	/**
 	 * The {@link IContext} property key used by the {@link MultiUpdateFeature}
 	 * to force an update of all of its contained features, regardless of
 	 * whether they have determined an update is needed.
 	 **/
 	public final static String FORCE_UPDATE_ALL = "force.update.all"; //$NON-NLS-1$

 	public static final String BOUNDARY_EVENT_RELATIVE_POS = "boundary.event.relative.pos"; //$NON-NLS-1$

 	public static final String CONNECTION_BENDPOINTS = "connection.bendpoints"; //$NON-NLS-1$

 	/**
 	 * The {@link FixPointAnchor} property key that indicates the Anchor Type,
 	 * one of the string values defined by {@see AnchorUtil$AnchorType}
 	 **/
 	public static final String ANCHOR_TYPE = "anchor.type"; //$NON-NLS-1$

 	/**
 	 * The {@link FixPointAnchor} property key that indicates the edge on which
 	 * anchor is located, one of the {@see AnchorSite} enum values
 	 **/
 	public static final String ANCHOR_LOCATION = "anchor.location"; //$NON-NLS-1$

 	/**
 	 * The {@link IContext} property key used by the {@link LayoutFeature} to
 	 * indicate that a new Shape or Connection PictogramElement is first
 	 * created. An initial update may require special handling.
 	 **/
 	public static final String INITIAL_UPDATE = "initial.update"; //$NON-NLS-1$

 	// values for connection points
 	public static final String CONNECTION_POINT = "connection.point"; //$NON-NLS-1$

 	public static final String EVENT_SUBPROCESS_DECORATOR = "event.subprocess.decorator"; //$NON-NLS-1$

 	/*
 	 * The {@link PictogramElement} property key that indicates the old state of
 	 * a collapsible shape's "isExpanded" state. This is used to indicate whether
 	 * the visual presentation of a SubProcess (for example) needs to be updated
 	 * after it is expanded or collapsed. The BPMNShape.isExpanded attribute for
 	 * the SubProcess will be changed before the property's value is changed.
 	 * After the update occurs, this property will again be in sync with "isExpanded"
 	 */
 	public static final String IS_EXPANDED = "is.expanded"; //$NON-NLS-1$
 	public static final String EXPANDED_SIZE = "expanded.size"; //$NON-NLS-1$
 	public static final String COLLAPSED_SIZE = "collapsed.size"; //$NON-NLS-1$

 	public static final String TRIGGERED_BY_EVENT = "triggered.by.event"; //$NON-NLS-1$

 	/**
 	 * The {@link PictogramElement} property key that indicates the Shape or
 	 * Connection is part of a Choreography Task Message Link i.e. an image of
 	 * an envelope connected to a Participant band in a Choreography Task
 	 **/
 	public final static String MESSAGE_LINK = "choreography.messageLink"; //$NON-NLS-1$

 	/**
 	 * The {@link IContext} property key used by {@link Bpmn2ToolBehaviorProvider#getContextMenu()}
 	 * to pass a {@link IContextMenuEntry} object to custom features. This gives the custom
 	 * feature a chance to construct cascading menu entries and submenus if necessary before
 	 * the context menu is actually shown.
 	 **/
 	public final static String CONTEXT_MENU_ENTRY = "context.menu.entry."; //$NON-NLS-1$

 	public final static String CREATE_FEATURE = "create.feature"; //$NON-NLS-1$
 }
	/*******************************************************************************
	* Copyright (c) 2011, 2012 Red Hat, Inc.
	* All rights reserved.
	* This program is made available under the terms of the
	* Eclipse Public License v1.0 which accompanies this distribution,
	* and is available at http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* Red Hat, Inc. - initial API and implementation
	*******************************************************************************/
	package org.eclipse.bpmn2.modeler.core.features;

	import java.util.Hashtable;

	import org.eclipse.bpmn2.modeler.core.features.label.UpdateLabelFeature;
	import org.eclipse.graphiti.features.context.IContext;
	import org.eclipse.graphiti.mm.algorithms.GraphicsAlgorithm;
	import org.eclipse.graphiti.mm.algorithms.Image;
	import org.eclipse.graphiti.mm.algorithms.styles.Point;
	import org.eclipse.graphiti.mm.pictograms.FixPointAnchor;
	import org.eclipse.graphiti.mm.pictograms.PictogramElement;
	import org.eclipse.graphiti.mm.pictograms.Shape;
	import org.eclipse.graphiti.tb.IContextMenuEntry;

	/**
	* Keys used to store Graphiti Shape and Context properties.
	* <p>
	* Some figure construction and updating operations need to pass information
	* from one Graphiti Feature to another (e.g. during a CreateFeature the
	* AddFeature, UpdateFeature and LayouFeatures are invoked). This is done
	* through the Shape property list, and the {@link IContext} property list. Note
	* that Shape properties are String only, whereas IContext properties are
	* Objects, allowing greater flexibility when passing information from Feature
	* to Feature. Shape properties must be encoded into Strings if we need to
	* handle Objects.
	*/
	public interface GraphitiConstants {

	/**
	* The {@link IContext} key that holds a reference to a BPMN2 model object
	* during creation of its visual representation.
	*/
	public static final String BUSINESS_OBJECT = "businessObject"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies a Shape as a Label. Labels
	* are managed separately from their owners and can be located either above,
	* below, to the left or right of its owning shape. See the
	* {@link UpdateLabelFeature} class for more information
	**/
	public static final String LABEL_SHAPE = "label.shape"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that indicates if a Label has changed and
	* its Shape needs to be updated
	**/
	public static final String LABEL_CHANGED = "label.changed"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that indicates if a Label has been set
	* invisible by a user preference selection.
	**/
	public static final String IS_HIDDEN = "hidden"; //$NON-NLS-1$

	/**
	* The {@link IContext} property key that holds a reference to a
	* {@link Point} object, which represents an offset (x,y) distance a Label
	* should be moved when its {@link Shape} is updated.
	**/
	public static final String LABEL_OFFSET = "label.offset"; //$NON-NLS-1$

	/**
	* The {@link IContext} property key that holds a reference to a
	* {@link Hashtable}. The Hashtable maps a PictogramElement to a move delta.
	* This is used when the orientation of a Lane or Pool is changed - each of
	* the contained shapes are transposed by a different x/y delta, depending
	* on their location within the Lane or Pool.
	*/
	public static final String LABEL_OFFSET_MAP = "label.offset.map"; //$NON-NLS-1$

	/**
	* The {@link IContext} property key that holds a reference to a single
	* {@link PictogramElement} object. The PE is used to identify the owner of
	* a Label Shape.
	**/
	public static final String PICTOGRAM_ELEMENT = "pictogram.element"; //$NON-NLS-1$

	/**
	* The {@link IContext} property key that holds a reference to a List of
	* {@link PictogramElement} objects that were created during a
	* {@link MultiAddFeature} or {@link CompoundCreateFeature}
	**/
	public static final String PICTOGRAM_ELEMENTS = "pictogram.elements"; //$NON-NLS-1$

	/**
	* The {@link IContext} property key that indicates the editor is importing
	* objects and that the {@llink PictogramElement} Create and Add Features
	* should populate the object from BPMN DI values instead of providing
	* defaults.
	**/
	public static final String IMPORT_PROPERTY = "is.importing"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as the
	* Validation Decorator. This is an image decorator attached to the top-left
	* corner of a BPMN2 shape visual to indicate validation errors/warnings. A
	* ToolTip on the decorator shape displays the validation message text.
	* Validation Decorators are created for all BPMN2 shapes, i.e. Tasks,
	* Gateways, Events, etc.
	**/
	public static final String VALIDATION_DECORATOR = "validation.decorator"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as the
	* Activity's border decoration. This is a rounded rectangle drawn in the
	* Activity's foreground color. This shape optionally owns an {@link Image}
	* {@link GraphicsAlgorithm} which appears inside the top-left corner and is
	* used to identify the Activity type, i.e. a hand icon for Manual Task, a
	* person icon for User Task, envelope icons for Send and Receive Tasks,
	* etc.
	**/
	public static final String ACTIVITY_BORDER = "activity.border"; //$NON-NLS-1$

	/** The Constant ACTIVITY_MOVE_PROPERTY. */
	public static final String ACTIVITY_MOVE_PROPERTY = "activity.move"; //$NON-NLS-1$

	/** The Constant SELECTION_MOVE_PROPERTY. */
	public static final String SELECTION_MOVE_PROPERTY = "selection.move"; //$NON-NLS-1$

	/** The is compensate property. */
	public final static String IS_COMPENSATE_PROPERTY = "marker.compensate"; //$NON-NLS-1$

	/** The is loop or multi instance. */
	public final static String IS_LOOP_OR_MULTI_INSTANCE = "marker.loop.or.multi"; //$NON-NLS-1$

	public final static String COMMAND_HINT = "command.hint"; //$NON-NLS-1$

	public static final String COLLECTION_PROPERTY = "isCollection"; //$NON-NLS-1$

	public static final String HIDEABLE_PROPERTY = "hideable"; //$NON-NLS-1$

	public static final String DATASTATE_PROPERTY = "datastate"; //$NON-NLS-1$

	public static final String IS_HORIZONTAL_PROPERTY = "isHorizontal"; //$NON-NLS-1$

	public static final String TOOLTIP_PROPERTY = "tooltip"; //$NON-NLS-1$

	public final static String EVENT_DEFINITION_SHAPE = "event.definition.shape"; //$NON-NLS-1$

	public static final String EVENT_ELEMENT = "event.graphics.element"; //$NON-NLS-1$

	public static final String EVENT_CIRCLE = "event.graphics.element.circle"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as the Activity
	* Marker container. This ContainerShape contains a number of child shapes,
	* (see the "ACTIVITY_MARKER_..." constants, below) which are used to
	* indicate some kind of state or behavior for a BPMN2 Activity. The
	* children shapes are made visible or invisible depending on the
	* corresponding Activity state attribute. The ContainerShape is drawn at
	* the bottom-center of Activity figures.
	*/
	public static final String ACTIVITY_MARKER_CONTAINER = "activity.marker.container"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as an Activity
	* Marker container child shape. This shape indicates that an Activity is
	* used for some kind of compensation processing, indicated by two
	* left-pointing chevrons. This shape is made visible when the Activity's
	* "isForCompensation" attribute is set to TRUE.
	*/
	public static final String ACTIVITY_MARKER_COMPENSATE = "activity.marker.compensate"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as an Activity
	* Marker container child shape. When this shape is visible, it indicates
	* the Looping Characteristics for an Activity are set to "Standard". This
	* is represented by a circular, counter-clockwise pointing arrow.
	*/
	public static final String ACTIVITY_MARKER_LC_STANDARD = "activity.marker.lc.standard"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as an Activity
	* Marker container child shape. When this shape is visible, it indicates
	* the Looping Characteristics for an Activity are set to "Sequential". This
	* is represented by three small horizontal lines.
	*/
	public static final String ACTIVITY_MARKER_LC_MULTI_SEQUENTIAL = "activity.marker.lc.multi.sequential"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as an Activity
	* Marker container child shape. When this shape is visible, it indicates
	* the Looping Characteristics for an Activity are set to "Parallel". This
	* is represented by three small vertical lines.
	*/
	public static final String ACTIVITY_MARKER_LC_MULTI_PARALLEL = "activity.marker.lc.multi.parallel"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as an Activity
	* Marker container child shape. When this shape is visible, it indicates
	* the Activity is an "ad-hoc" Sub Process. This is represented by a tilde
	* shape.
	*/
	public static final String ACTIVITY_MARKER_AD_HOC = "activity.marker.adhoc"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that identifies this Shape as an Activity
	* Marker container child shape. When this shape is visible, it indicates
	* the Activity is a Sub Process shown in its collapsed state. This is
	* represented by a small square containing a "+" sign. When the Sub Process
	* is expanded, this shape is made invisible.
	*/
	public static final String ACTIVITY_MARKER_EXPAND = "activity.marker.expand"; //$NON-NLS-1$

	/**
	* The {@link Shape} property key that can be used to offset the vertical
	* position of the Activity Marker ContainerShape. This is necessary for
	* Choreography Activities which may have one or more Participant Bands at
	* the bottom of the Choreography shape. In this case, the Marker
	* ContainerShape will need to be moved up to prevent it from being obscured
	* by the Participant Band(s).
	**/
	public static final String ACTIVITY_MARKER_OFFSET = "activity.marker.offset"; //$NON-NLS-1$

	public static final String EVENT_MARKER_CONTAINER = "event.marker.container"; //$NON-NLS-1$

	public static final String EVENT_SUBPROCESS_DECORATOR_CONTAINER = "event.subprocess.decorator.container"; //$NON-NLS-1$

	// Lane and Pool move/resize constants
	public static final String LANE_RESIZE_PROPERTY = "lane.resize"; //$NON-NLS-1$
	public static final String POOL_RESIZE_PROPERTY = "pool.resize"; //$NON-NLS-1$
	public static final String RESIZE_FIRST_LANE = "resize.first.lane"; //$NON-NLS-1$

	public final static String PARENT_CONTAINER = "parent.container"; //$NON-NLS-1$

	public static final String MULTIPLICITY_MARKER = "multiplicity.marker"; //$NON-NLS-1$
	public static final String MULTIPLICITY = "multiplicity"; //$NON-NLS-1$

	/**
	* The key used to store the copied shape in the Paste Context. This is
	* copied to the AddContext and picked up by the AddFeature which duplicates
	* the copied shape's size and other attributes.
	*/
	public static final String COPIED_BPMN_DI_ELEMENT = "copied.bpmn.shape"; //$NON-NLS-1$

	/** The key used to store the copied business object in the Paste Context. */
	public static final String COPIED_BPMN_OBJECT = "copied.bpmn.object"; //$NON-NLS-1$

	/** The Constant COPY_FROM_CONTEXT. */
	public static final String COPY_FROM_CONTEXT = "copy.from.context"; //$NON-NLS-1$

	/** The Constant CUSTOM_ELEMENT_ID. */
	public final static String CUSTOM_ELEMENT_ID = "custom.element.id"; //$NON-NLS-1$

	/**
	* The {@link IContext} property key used by the {@link MultiUpdateFeature}
	* to force an update of all of its contained features, regardless of
	* whether they have determined an update is needed.
	**/
	public final static String FORCE_UPDATE_ALL = "force.update.all"; //$NON-NLS-1$

	public static final String BOUNDARY_EVENT_RELATIVE_POS = "boundary.event.relative.pos"; //$NON-NLS-1$

	public static final String CONNECTION_BENDPOINTS = "connection.bendpoints"; //$NON-NLS-1$

	/**
	* The {@link FixPointAnchor} property key that indicates the Anchor Type,
	* one of the string values defined by {@see AnchorUtil$AnchorType}
	**/
	public static final String ANCHOR_TYPE = "anchor.type"; //$NON-NLS-1$

	/**
	* The {@link FixPointAnchor} property key that indicates the edge on which
	* anchor is located, one of the {@see AnchorSite} enum values
	**/
	public static final String ANCHOR_LOCATION = "anchor.location"; //$NON-NLS-1$

	/**
	* The {@link IContext} property key used by the {@link LayoutFeature} to
	* indicate that a new Shape or Connection PictogramElement is first
	* created. An initial update may require special handling.
	**/
	public static final String INITIAL_UPDATE = "initial.update"; //$NON-NLS-1$

	// values for connection points
	public static final String CONNECTION_POINT = "connection.point"; //$NON-NLS-1$

	public static final String EVENT_SUBPROCESS_DECORATOR = "event.subprocess.decorator"; //$NON-NLS-1$

	/*
	* The {@link PictogramElement} property key that indicates the old state of
	* a collapsible shape's "isExpanded" state. This is used to indicate whether
	* the visual presentation of a SubProcess (for example) needs to be updated
	* after it is expanded or collapsed. The BPMNShape.isExpanded attribute for
	* the SubProcess will be changed before the property's value is changed.
	* After the update occurs, this property will again be in sync with "isExpanded"
	*/
	public static final String IS_EXPANDED = "is.expanded"; //$NON-NLS-1$
	public static final String EXPANDED_SIZE = "expanded.size"; //$NON-NLS-1$
	public static final String COLLAPSED_SIZE = "collapsed.size"; //$NON-NLS-1$

	public static final String TRIGGERED_BY_EVENT = "triggered.by.event"; //$NON-NLS-1$

	/**
	* The {@link PictogramElement} property key that indicates the Shape or
	* Connection is part of a Choreography Task Message Link i.e. an image of
	* an envelope connected to a Participant band in a Choreography Task
	**/
	public final static String MESSAGE_LINK = "choreography.messageLink"; //$NON-NLS-1$

	/**
	* The {@link IContext} property key used by {@link Bpmn2ToolBehaviorProvider#getContextMenu()}
	* to pass a {@link IContextMenuEntry} object to custom features. This gives the custom
	* feature a chance to construct cascading menu entries and submenus if necessary before
	* the context menu is actually shown.
	**/
	public final static String CONTEXT_MENU_ENTRY = "context.menu.entry."; //$NON-NLS-1$

	public final static String CREATE_FEATURE = "create.feature"; //$NON-NLS-1$
	}