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/*******************************************************************************
* Copyright (c) 2010 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* CONTRIBUTORS:
* Thomas Schuetz and Henrik Rentz-Reichert (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.ui.structure.dialogs;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.databinding.DataBindingContext;
import org.eclipse.core.databinding.validation.IValidator;
import org.eclipse.core.databinding.validation.ValidationStatus;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.etrice.core.room.ActorClass;
import org.eclipse.etrice.core.room.ActorContainerClass;
import org.eclipse.etrice.core.room.ActorContainerRef;
import org.eclipse.etrice.core.room.ActorRef;
import org.eclipse.etrice.core.room.LogicalSystem;
import org.eclipse.etrice.core.room.Port;
import org.eclipse.etrice.core.room.ReferenceType;
import org.eclipse.etrice.core.room.RoomPackage;
import org.eclipse.etrice.core.room.StructureClass;
import org.eclipse.etrice.core.room.SubSystemClass;
import org.eclipse.etrice.core.room.SubSystemRef;
import org.eclipse.etrice.ui.common.base.dialogs.AbstractPropertyDialog;
import org.eclipse.etrice.ui.common.base.dialogs.MultiValidator2;
import org.eclipse.etrice.ui.structure.Activator;
import org.eclipse.etrice.ui.structure.dialogs.PortPropertyDialog.Multiplicity2StringConverter;
import org.eclipse.etrice.ui.structure.dialogs.PortPropertyDialog.String2MultiplicityConverter;
import org.eclipse.etrice.ui.structure.support.SupportUtil;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.forms.IManagedForm;
import org.eclipse.xtext.resource.IEObjectDescription;
import org.eclipse.xtext.scoping.IScope;
@SuppressWarnings("rawtypes")
public class ActorContainerRefPropertyDialog extends AbstractPropertyDialog {
class NameValidator implements IValidator {
@Override
public IStatus validate(Object value) {
if (value instanceof String) {
String name = (String) value;
if (name.isEmpty())
return ValidationStatus.error("name must not be empty");
// TODOHRR: check valid identifier
// TODOHRR: use ValidationUtil
if (sc instanceof ActorClass) {
if (nameExists((ActorClass) sc, name))
return ValidationStatus.error("name already exists");
}
else if (sc instanceof SubSystemClass) {
SubSystemClass ssc = (SubSystemClass) sc;
for (ActorRef ar : ssc.getActorRefs()) {
if (ar!=ref && ar.getName().equals(name))
return ValidationStatus.error("name already exists");
}
}
else if (sc instanceof LogicalSystem) {
LogicalSystem ssc = (LogicalSystem) sc;
for (SubSystemRef ssr : ssc.getSubSystems()) {
if (ssr!=ref && ssr.getName().equals(name))
return ValidationStatus.error("name already exists");
}
}
else {
assert(false): "unexpected type";
}
return Status.OK_STATUS;
}
return Status.OK_STATUS;
}
private boolean nameExists(ActorClass ac, String name) {
for (ActorRef ar : ac.getActorRefs()) {
if (ar!=ref && ar.getName().equals(name))
return true;
}
if (ac.getActorBase()!=null)
return nameExists(ac.getActorBase(), name);
return false;
}
}
class ProtocolValidator implements IValidator {
@Override
public IStatus validate(Object value) {
if (value==null)
return ValidationStatus.error("select a class");
return Status.OK_STATUS;
}
}
class SizeAndRefTypeValidator extends MultiValidator2{
public SizeAndRefTypeValidator(DataBindingContext bindingContext) {
super(bindingContext, 2);
}
@Override
public IStatus validate(List<Object> values) {
int m = (Integer) values.get(0);
ReferenceType rt = (ReferenceType) values.get(1);
if (m==0)
return ValidationStatus.error("multiplicity must not be 0");
if (m<-1)
return ValidationStatus.error("multiplicity must be -1 or positive");
if (rt==ReferenceType.OPTIONAL) {
if (m>1)
return ValidationStatus.error("multiplicity >1 not allowed (only fixed actors)");
}
else {
if (m==-1)
return ValidationStatus.error("multiplicity * not allowed (only optional actors)");
}
return ValidationStatus.ok();
}
}
class SizeValidator implements IValidator {
@Override
public IStatus validate(Object value) {
if(value instanceof Integer){
int m = (Integer) value;
if (m==0)
return ValidationStatus.error("multiplicity must not be 0");
if (m<-1)
return ValidationStatus.error("multiplicity must be -1 or positive");
}
return ValidationStatus.ok();
}
}
private ActorContainerRef ref;
private IScope scope;
private StructureClass sc;
private boolean newRef;
public ActorContainerRefPropertyDialog(Shell shell, ActorContainerRef ref, IScope scope, StructureClass sc, boolean newRef) {
super(shell, "Edit Reference");
this.ref = ref;
this.scope = scope;
this.sc = sc;
this.newRef = newRef;
}
@Override
protected void initializeBounds() {
super.initializeBounds();
Point size = getShell().getSize();
getShell().setSize((int)(size.x*1.2), size.y);
}
@Override
protected void createContent(IManagedForm mform, Composite body,
DataBindingContext bindingContext) {
NameValidator nv = new NameValidator();
ProtocolValidator pv = new ProtocolValidator();
boolean refIsActor = sc instanceof ActorContainerClass;
boolean containerIsActor = sc instanceof ActorClass;
ArrayList<IEObjectDescription> actors = new ArrayList<IEObjectDescription>();
Iterator<IEObjectDescription> it = scope.getAllElements().iterator();
while (it.hasNext()) {
IEObjectDescription desc = it.next();
EObject obj = desc.getEObjectOrProxy();
if (refIsActor && obj instanceof ActorClass) {
if (containerIsActor) {
if (!SupportUtil.getInstance().getRoomHelpers().isReferencing((ActorClass)obj, (ActorClass)sc))
actors.add(desc);
}
else
actors.add(desc);
}
else if (!refIsActor && obj instanceof SubSystemClass) {
if (obj!=sc)
actors.add(desc);
}
}
Text name = createText(body, "&Name:", ref, RoomPackage.eINSTANCE.getActorContainerRef_Name(), nv);
Combo refClass = refIsActor?
createComboUsingDesc(body, "Actor &Class:", ref, ActorClass.class, RoomPackage.eINSTANCE.getActorRef_Type(), actors, pv)
: createComboUsingDesc(body, "SubSystem &Class:", ref, SubSystemClass.class, RoomPackage.eINSTANCE.getSubSystemRef_Type(), actors, pv);
createDecorator(name, "invalid name");
createDecorator(refClass, "no class selected");
if (!newRef) {
refClass.setEnabled(false);
createInfoDecorator(refClass, "class fixed for exisiting ref");
}
if (ref instanceof ActorRef) {
Multiplicity2StringConverter m2s = new Multiplicity2StringConverter();
String2MultiplicityConverter s2m = new String2MultiplicityConverter();
MultiValidator2 multiValidator = new SizeAndRefTypeValidator(bindingContext);
IValidator sizeValidator = new SizeValidator();
Text size = createText(body, "&Multiplicity", ref, RoomPackage.eINSTANCE.getActorRef_Multiplicity(), sizeValidator, multiValidator, s2m, m2s, false);
if (hasInterfacePortWithMultiplicityAny(((ActorRef) ref).getType())) {
size.setEnabled(false);
createInfoDecorator(size, "size fixed since actor has interface ports with multiplicity *");
}
else {
createDecorator(size, "multiplicity");
}
Combo refType = createCombo(body, "Reference &Type:", ref, ReferenceType.class, RoomPackage.eINSTANCE.getActorRef_RefType(), ReferenceType.VALUES, null, multiValidator);
createDecorator(refType, "invalid ref type");
}
name.selectAll();
name.setFocus();
}
/**
* @param ac
* @return
*/
private boolean hasInterfacePortWithMultiplicityAny(ActorClass ac) {
if (ac==null)
return false;
for (Port p : ac.getInterfacePorts()) {
if (p.getMultiplicity()<0)
return true;
}
return false;
}
@Override
protected Image getImage() {
return Activator.getImage("icons/Structure.gif");
}
@Override
protected String getFeatureContextHelpId() {
return "ActorRefPropertyDialog";
}
}
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