/*
* (c) Copyright 2010-2011 AgileBirds
*
* This file is part of OpenFlexo.
*
* OpenFlexo is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* OpenFlexo is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
*
*/
package org.openflexo.components.browser.wkf;
import java.util.Enumeration;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.tree.TreePath;
import org.openflexo.components.browser.BrowserElement;
import org.openflexo.components.browser.BrowserElementType;
import org.openflexo.components.browser.ExpansionSynchronizedElement;
import org.openflexo.components.browser.ProjectBrowser;
import org.openflexo.foundation.DataModification;
import org.openflexo.foundation.FlexoModelObject;
import org.openflexo.foundation.FlexoObservable;
import org.openflexo.foundation.wkf.WKFGroup;
import org.openflexo.foundation.wkf.action.OpenExecutionPetriGraph;
import org.openflexo.foundation.wkf.action.OpenOperationLevel;
import org.openflexo.foundation.wkf.dm.ObjectVisibilityChanged;
import org.openflexo.foundation.wkf.dm.PetriGraphHasBeenClosed;
import org.openflexo.foundation.wkf.dm.PetriGraphHasBeenOpened;
import org.openflexo.foundation.wkf.edge.FlexoPostCondition;
import org.openflexo.foundation.wkf.node.AbstractActivityNode;
import org.openflexo.foundation.wkf.node.FlexoPreCondition;
import org.openflexo.foundation.wkf.node.SelfExecutableNode;
import org.openflexo.module.UserType;
/**
* Please comment this class
*
* @author sguerin
*
*/
public class AbstractActivityNodeElement extends BrowserElement implements ExpansionSynchronizedElement {
private static final Logger logger = Logger.getLogger(AbstractActivityNodeElement.class.getPackage().getName());
public AbstractActivityNodeElement(AbstractActivityNode node, BrowserElementType elementType, ProjectBrowser browser,
BrowserElement parent) {
super(node, elementType, browser, parent);
}
@Override
public TreePath getTreePath() {
return super.getTreePath();
}
private boolean isObserving = false;
private void addObserver() {
if (isObserving) {
return;
}
if (getAbstractActivityNode().getOperationPetriGraph() != null) {
getAbstractActivityNode().getOperationPetriGraph().addObserver(this);
isObserving = true;
} else if (getAbstractActivityNode() instanceof SelfExecutableNode
&& ((SelfExecutableNode) getAbstractActivityNode()).getExecutionPetriGraph() != null) {
((SelfExecutableNode) getAbstractActivityNode()).getExecutionPetriGraph().addObserver(this);
isObserving = true;
}
}
@Override
public void delete() {
if (getAbstractActivityNode().getOperationPetriGraph() != null) {
getAbstractActivityNode().getOperationPetriGraph().deleteObserver(this);
isObserving = false;
} else if (getAbstractActivityNode() instanceof SelfExecutableNode
&& ((SelfExecutableNode) getAbstractActivityNode()).getExecutionPetriGraph() != null) {
((SelfExecutableNode) getAbstractActivityNode()).getExecutionPetriGraph().deleteObserver(this);
isObserving = false;
}
super.delete();
}
@Override
protected void buildChildrenVector() {
if (logger.isLoggable(Level.FINER)) {
logger.finer("Building children for activity " + getName());
}
if (!UserType.isLite()) {
// We add operation nodes
if (getAbstractActivityNode().getOperationPetriGraph() != null) {
addObserver();
Enumeration en = getAbstractActivityNode().getOperationPetriGraph().getSortedNodes();
while (en.hasMoreElements()) {
addToChilds((FlexoModelObject) en.nextElement());
}
} else if (getAbstractActivityNode() instanceof SelfExecutableNode
&& ((SelfExecutableNode) getAbstractActivityNode()).getExecutionPetriGraph() != null) {
addObserver();
Enumeration en = ((SelfExecutableNode) getAbstractActivityNode()).getExecutionPetriGraph().getSortedNodes();
while (en.hasMoreElements()) {
addToChilds((FlexoModelObject) en.nextElement());
}
for (WKFGroup group : ((SelfExecutableNode) getAbstractActivityNode()).getExecutionPetriGraph().getGroups()) {
addToChilds(group);
}
}
}
/*
// We add operator nodes
for (Enumeration e = getAbstractActivityNode().getAllOperatorNodes()
.elements(); e.hasMoreElements();) {
OperatorNode operatorNode = (OperatorNode) e.nextElement();
addToChilds(operatorNode);
}
// We add event nodes
for (Enumeration e = getAbstractActivityNode().getAllEventNodes()
.elements(); e.hasMoreElements();) {
EventNode eventNode = (EventNode) e.nextElement();
addToChilds(eventNode);
}
*/
// We add pre conditions
for (Enumeration e = getAbstractActivityNode().getPreConditions().elements(); e.hasMoreElements();) {
addToChilds((FlexoPreCondition) e.nextElement());
}
// We add post conditions
for (Enumeration e = getAbstractActivityNode().getOutgoingPostConditions().elements(); e.hasMoreElements();) {
addToChilds((FlexoPostCondition) e.nextElement());
}
}
@Override
public String getName() {
if (getAbstractActivityNode().getName() == null) {
return getAbstractActivityNode().getDefaultName();
}
return getAbstractActivityNode().getName();
}
protected AbstractActivityNode getAbstractActivityNode() {
return (AbstractActivityNode) getObject();
}
@Override
public boolean isExpansionSynchronizedWithData() {
if (_browser.getSelectionManager() != null) {
return getAbstractActivityNode().getProcess() == _browser.getSelectionManager().getRootFocusedObject();
}
return false;
}
@Override
public boolean isExpanded() {
if (getAbstractActivityNode() instanceof SelfExecutableNode) {
return ((SelfExecutableNode) getAbstractActivityNode()).hasExecutionPetriGraph()
&& ((SelfExecutableNode) getAbstractActivityNode()).getExecutionPetriGraph().getIsVisible();
}
if (getAbstractActivityNode().hasContainedPetriGraph()) {
return getAbstractActivityNode().getOperationPetriGraph().getIsVisible();
}
return false;
}
@Override
public void expand() {
if (getAbstractActivityNode() instanceof SelfExecutableNode) {
if (((SelfExecutableNode) getAbstractActivityNode()).hasExecutionPetriGraph() && !isExpanded()) {
OpenExecutionPetriGraph.actionType.makeNewAction(getAbstractActivityNode(), null, getProjectBrowser().getEditor())
.doAction();
}
} else if (getAbstractActivityNode().hasContainedPetriGraph() && !isExpanded()) {
OpenOperationLevel.actionType.makeNewAction(getAbstractActivityNode(), null, getProjectBrowser().getEditor()).doAction();
/*getAbstractActivityNode().getOperationPetriGraph().setIsVisible(
true);*/
}
}
@Override
public void collapse() {
if (getAbstractActivityNode() instanceof SelfExecutableNode) {
if (((SelfExecutableNode) getAbstractActivityNode()).hasExecutionPetriGraph() && isExpanded()) {
OpenExecutionPetriGraph.actionType.makeNewAction(getAbstractActivityNode(), null, getProjectBrowser().getEditor())
.doAction();
}
} else if (getAbstractActivityNode().hasContainedPetriGraph() && isExpanded()) {
OpenOperationLevel.actionType.makeNewAction(getAbstractActivityNode(), null, getProjectBrowser().getEditor()).doAction();
/*getAbstractActivityNode().getOperationPetriGraph().setIsVisible(
false);*/
}
}
@Override
public void update(FlexoObservable observable, DataModification dataModification) {
if (_browser != null) {
if (dataModification instanceof ObjectVisibilityChanged || dataModification instanceof PetriGraphHasBeenClosed
|| dataModification instanceof PetriGraphHasBeenOpened) {
_browser.notifyExpansionChanged(this);
} else if (dataModification.propertyName() != null && dataModification.propertyName().equals("index")) {
return;
} else {
super.update(observable, dataModification);
}
}
}
@Override
public boolean isNameEditable() {
return true;
}
@Override
public void setName(String aName) {
getAbstractActivityNode().setName(aName);
}
@Override
public boolean requiresExpansionFor(BrowserElement next) {
if (next instanceof PreConditionElement) {
return ((PreConditionElement) next).getPreCondition().isContainedIn(getAbstractActivityNode());
} else if (next instanceof PostConditionElement) {
FlexoPostCondition edge = ((PostConditionElement) next).getPostCondition();
if (edge.getNextNode() != null && edge.getNextNode().isContainedIn(getAbstractActivityNode()) && edge.getStartNode() != null
&& edge.getStartNode().isContainedIn(getAbstractActivityNode())) {
return true;
}
return false;
} else if (next instanceof PortMapElement) {
return false;
} else if (next instanceof MessageElement) {
return false;
} else {
return true;
}
}
}