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package org.eclipse.papyrus.uml.diagram.composite.custom.edit.policies;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.papyrus.uml.diagram.common.helper.PortLabelHelper;
import org.eclipse.papyrus.uml.diagram.common.helper.PropertyLabelHelper;
import org.eclipse.papyrus.uml.diagram.composite.custom.preferences.PropertyPreferencePage;
import org.eclipse.papyrus.uml.tools.utils.ICustomAppearence;
import org.eclipse.uml2.uml.Property;
import org.eclipse.uml2.uml.UMLPackage;
public class PortLabelEditPolicy extends PropertyLabelEditPolicy {
/**
* {@inheritDoc}
*/
public int getDefaultDisplayValue() {
return ICustomAppearence.DEFAULT_UML_PORT;
}
/**
* {@inheritDoc}
*/
public String getMaskLabel(int value) {
return PortLabelHelper.getInstance().getMaskLabel(value);
}
/**
* {@inheritDoc}
*/
public Collection<String> getMaskLabels() {
return PortLabelHelper.getInstance().getMaskLabels();
}
/**
* {@inheritDoc}
*/
public Map<Integer, String> getMasks() {
return PortLabelHelper.getInstance().getMasks();
}
/**
* {@inheritDoc}
*/
public Collection<Integer> getMaskValues() {
return PortLabelHelper.getInstance().getMaskValues();
}
public String getPreferencePageID() {
return PropertyPreferencePage.ID;
}
/**
* notifies that the the property has changed.
*
* @param property
* the property that has changed
* @param notification
* the notification send when the element has been changed
*/
protected void notifyPropertyChanged(Property property, Notification notification) {
switch(notification.getFeatureID(Property.class)) {
case UMLPackage.PROPERTY__NAME:
case UMLPackage.PORT__IS_CONJUGATED:
case UMLPackage.PROPERTY__VISIBILITY:
case UMLPackage.PROPERTY__IS_DERIVED:
case UMLPackage.PROPERTY__DEFAULT_VALUE:
case UMLPackage.PROPERTY__SUBSETTED_PROPERTY:
case UMLPackage.PROPERTY__REDEFINED_PROPERTY:
case UMLPackage.PROPERTY__IS_ORDERED:
case UMLPackage.PROPERTY__IS_UNIQUE:
case UMLPackage.PROPERTY__IS_READ_ONLY:
refreshDisplay();
break;
case UMLPackage.PROPERTY__TYPE:
case UMLPackage.PROPERTY__LOWER:
case UMLPackage.PROPERTY__LOWER_VALUE:
case UMLPackage.PROPERTY__UPPER:
case UMLPackage.PROPERTY__UPPER_VALUE:
switch(notification.getEventType()) {
// if it is added => adds listener to the type element
case Notification.ADD:
getDiagramEventBroker().addNotificationListener((EObject)notification.getNewValue(), this);
refreshDisplay();
// if it is removed => removes listener from the type element
break;
case Notification.ADD_MANY: // should never happen
if(notification.getNewValue() instanceof List<?>) {
List<?> addedElements = (List<?>)notification.getNewValue();
for(Object addedElement : addedElements) {
if(addedElement instanceof EObject) {
getDiagramEventBroker().addNotificationListener((EObject)addedElement, this);
}
}
}
refreshDisplay();
break;
case Notification.REMOVE:
getDiagramEventBroker().removeNotificationListener((EObject)notification.getOldValue(), this);
refreshDisplay();
break;
case Notification.REMOVE_MANY: // should never happen
if(notification.getOldValue() instanceof List<?>) {
List<?> removedElements = (List<?>)notification.getOldValue();
for(Object removedElement : removedElements) {
if(removedElement instanceof EObject) {
getDiagramEventBroker().removeNotificationListener((EObject)removedElement, this);
}
}
}
refreshDisplay();
break;
// if it is set, remove the old one and adds the new one. this is the method use when
// the type is set or removed...
case Notification.SET:
if(notification.getOldValue() != null) {
getDiagramEventBroker().removeNotificationListener((EObject)notification.getOldValue(), this);
}
if(notification.getNewValue() != null) {
getDiagramEventBroker().addNotificationListener((EObject)notification.getNewValue(), this);
}
refreshDisplay();
default:
break;
}
break;
default:
// does nothing in other cases
break;
}
}
/**
* Refreshes the display of the edit part
*/
@Override
public void refreshDisplay() {
// calls the helper for this edit Part
PortLabelHelper.getInstance().refreshEditPartDisplay((GraphicalEditPart)getHost());
}
}
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