/** Collapse edit part */
private void collapseEditPart() {
final Set<ConnectionEditPart> childrenConnections = getChildrenConnections();
final Set<ConnectionEditPart> outsideConnections =
excludeInternConnections(childrenConnections);
final Set<ConnectionEditPart> edges = filterForDependencyConstraints(outsideConnections);
for (final ConnectionEditPart outConnection : edges) {
final EdgeImpl edge = (EdgeImpl) outConnection.getModel();
// it's for undo/redo operations
if (outConnection.getSource().getModel() != edge.getSource()
|| outConnection.getTarget().getModel() != edge.getTarget()) {
return;
}
if (compartmentChildren.contains(outConnection.getSource())) {
// readjust connection and update original source history
// readjust at source
edge.setSource((ShapeImpl) editPartOfCompartment.getModel());
final Connection con = (Connection) edge.getElement();
con.setTemp(true);
final EList<Shape> oSources = con.getOriginalSource();
oSources.add(con.getSource());
con.setSource((Shape) ((ShapeImpl) editPartOfCompartment.getModel()).getElement());
} else {
// readjust at target
edge.setTarget((ShapeImpl) editPartOfCompartment.getModel());
final Connection con = (Connection) edge.getElement();
con.setTemp(true);
final EList<Shape> oTargets = con.getOriginalTarget();
oTargets.add(con.getTarget());
con.setTarget((Shape) ((ShapeImpl) editPartOfCompartment.getModel()).getElement());
}
}
}
/**
* Filter connections for EdgeImpl; Subclass ConnectorImpl will be left out.
*
* @param connections Connections to be filtered.
* @return Returns filtered connections.
*/
private static Set<ConnectionEditPart> filterForDependencyConstraints(
final Set<ConnectionEditPart> connections) {
final Set<ConnectionEditPart> result = new HashSet<ConnectionEditPart>();
for (final ConnectionEditPart conn : connections) {
final EdgeImpl edge = (EdgeImpl) conn.getModel();
if (edge.getElement() != null && edge.getElement() instanceof Connection) {
result.add(conn);
}
}
return result;
}
/**
* @param connections
* @return Returns the given connections without intra-connections, i.e. connections between
* children or connections between child and parent.
*/
private Set<ConnectionEditPart> excludeInternConnections(
final Set<ConnectionEditPart> connections) {
final List<EditPart> internalParts =
EditPartService.getAllShapesInSideCompartment(compartmentToSupport);
// connections from children to its parent are also internal
internalParts.add(editPartOfCompartment);
for (final ConnectionEditPart c : connections) {
// check if connection has one end outside of compartment
if (internalParts.contains(c.getSource()) ^ internalParts.contains(c.getTarget())) {
connections.add(c);
}
}
return connections;
}
/** Opens the edit part and restores the connections. */
private void openEditPart() {
final Set<ConnectionEditPart> connections = getAllConnections();
for (final ConnectionEditPart i : connections) {
final EdgeImpl edgeToRestore = (EdgeImpl) i.getModel();
final Connection con = (Connection) edgeToRestore.getElement();
if (con.isTemp()) {
if (edgeToRestore.getSource() == editPartOfCompartment.getModel()
&& (!con.getOriginalSource().isEmpty())) {
// readjust source
final EList<Shape> oSources = con.getOriginalSource();
final Shape source = oSources.remove(oSources.size() - 1);
final NodeImpl shapeImpl = getViewFromModel(compartmentToSupport, source);
edgeToRestore.setSource(shapeImpl);
con.setSource(source);
} else if (edgeToRestore.getTarget() == editPartOfCompartment.getModel()
&& (!con.getOriginalTarget().isEmpty())) {
// readjust target
final EList<Shape> oTargets = con.getOriginalTarget();
final Shape target = oTargets.remove(oTargets.size() - 1);
final NodeImpl shapeImpl = getViewFromModel(compartmentToSupport, target);
edgeToRestore.setTarget(shapeImpl);
con.setTarget(target);
}
if (con.getOriginalSource().isEmpty() && con.getOriginalTarget().isEmpty()) {
// connection is points direct from original source to original target, thus it's not
// temporal
// anymore.
con.setTemp(false);
}
}
}
}
@Override
public boolean test() throws Exception {
boolean location = false;
PointList points = ((PolylineConnectionEx) connectionEditPart.getFigure()).getPoints();
if (checkFirstBendpoint) {
location = !initialLocation.equals(points.getFirstPoint());
} else if (checkLastBendpoint) {
location = !initialLocation.equals(points.getLastPoint());
} else if (bendpointPosition >= 0 || bendpointPosition < points.size()) {
location = !initialLocation.equals(points.getPoint(bendpointPosition));
}
return location;
}