package org.activiti.designer.property;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.activiti.bpmn.model.BoundaryEvent;
import org.activiti.bpmn.model.Signal;
import org.activiti.bpmn.model.SignalEventDefinition;
import org.activiti.designer.util.eclipse.ActivitiUiUtil;
import org.activiti.designer.util.editor.Bpmn2MemoryModel;
import org.activiti.designer.util.editor.ModelHandler;
import org.activiti.designer.util.property.ActivitiPropertySection;
import org.apache.commons.lang.StringUtils;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
import org.eclipse.graphiti.ui.editor.DiagramEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CCombo;
import org.eclipse.swt.custom.CLabel;
import org.eclipse.swt.events.FocusEvent;
import org.eclipse.swt.events.FocusListener;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.views.properties.tabbed.ITabbedPropertyConstants;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetWidgetFactory;
public class PropertyBoundarySignalSection extends ActivitiPropertySection implements ITabbedPropertyConstants {
private CCombo cancelActivityCombo;
private List<String> cancelFormats = Arrays.asList("true", "false");
private CCombo signalCombo;
@Override
public void createControls(Composite parent, TabbedPropertySheetPage tabbedPropertySheetPage) {
super.createControls(parent, tabbedPropertySheetPage);
TabbedPropertySheetWidgetFactory factory = getWidgetFactory();
Composite composite = factory.createFlatFormComposite(parent);
FormData data;
cancelActivityCombo = factory.createCCombo(composite, SWT.NONE);
cancelActivityCombo.setItems((String[]) cancelFormats.toArray());
data = new FormData();
data.left = new FormAttachment(0, 160);
data.right = new FormAttachment(100, 0);
data.top = new FormAttachment(0, VSPACE);
cancelActivityCombo.setLayoutData(data);
cancelActivityCombo.addFocusListener(listener);
createLabel(composite, "Cancel activity", cancelActivityCombo, factory); //$NON-NLS-1$
signalCombo = getWidgetFactory().createCCombo(composite, SWT.NONE);
data = new FormData();
data.left = new FormAttachment(0, 160);
data.right = new FormAttachment(100, -HSPACE);
data.top = new FormAttachment(cancelActivityCombo, VSPACE);
signalCombo.setLayoutData(data);
signalCombo.addFocusListener(listener);
createLabel(composite, "Signal ref", signalCombo, factory); //$NON-NLS-1$
}
@Override
public void refresh() {
cancelActivityCombo.removeFocusListener(listener);
signalCombo.removeFocusListener(listener);
PictogramElement pe = getSelectedPictogramElement();
if (pe != null) {
Object bo = getBusinessObject(pe);
if (bo == null)
return;
final Bpmn2MemoryModel model = ModelHandler.getModel(EcoreUtil.getURI(getDiagram()));
if (model == null) {
return;
}
boolean cancelActivity = ((BoundaryEvent) bo).isCancelActivity();
if(cancelActivity == false) {
cancelActivityCombo.select(1);
} else {
cancelActivityCombo.select(0);
}
String signalRef = null;
if(bo instanceof BoundaryEvent) {
BoundaryEvent boundaryEvent = (BoundaryEvent) bo;
if(boundaryEvent.getEventDefinitions().get(0) != null) {
SignalEventDefinition signalDefinition = (SignalEventDefinition) boundaryEvent.getEventDefinitions().get(0);
if(StringUtils.isNotEmpty(signalDefinition.getSignalRef())) {
signalRef = signalDefinition.getSignalRef();
}
}
}
String[] items = new String[model.getBpmnModel().getSignals().size() + 1];
items[0] = "";
int counter = 1;
int selectedCounter = 0;
for (Signal signal : model.getBpmnModel().getSignals()) {
items[counter] = signal.getId() + " / " + signal.getName();
if(signal.getId().equals(signalRef)) {
selectedCounter = counter;
}
counter++;
}
signalCombo.setItems(items);
signalCombo.select(selectedCounter);
}
cancelActivityCombo.addFocusListener(listener);
signalCombo.addFocusListener(listener);
}
private FocusListener listener = new FocusListener() {
public void focusGained(final FocusEvent e) {
}
public void focusLost(final FocusEvent e) {
final Bpmn2MemoryModel model = ModelHandler.getModel(EcoreUtil.getURI(getDiagram()));
if (model == null) {
return;
}
PictogramElement pe = getSelectedPictogramElement();
if (pe != null) {
final Object bo = getBusinessObject(pe);
if (bo instanceof BoundaryEvent) {
DiagramEditor diagramEditor = (DiagramEditor) getDiagramEditor();
TransactionalEditingDomain editingDomain = diagramEditor.getEditingDomain();
ActivitiUiUtil.runModelChange(new Runnable() {
public void run() {
if(bo instanceof BoundaryEvent) {
BoundaryEvent boundaryEvent = (BoundaryEvent) bo;
int selection = cancelActivityCombo.getSelectionIndex();
if(selection == 0) {
boundaryEvent.setCancelActivity(true);
} else {
boundaryEvent.setCancelActivity(false);
}
SignalEventDefinition signalDefinition = (SignalEventDefinition) boundaryEvent.getEventDefinitions().get(0);
if(signalCombo.getSelectionIndex() > 0) {
List<Signal> signalList = new ArrayList<Signal>(model.getBpmnModel().getSignals());
signalDefinition.setSignalRef(signalList.get(signalCombo.getSelectionIndex() - 1).getId());
} else {
signalDefinition.setSignalRef("");
}
}
}
}, editingDomain, "Model Update");
}
}
}
};
private CLabel createLabel(Composite parent, String text, Control control, TabbedPropertySheetWidgetFactory factory) {
CLabel label = factory.createCLabel(parent, text); //$NON-NLS-1$
FormData data = new FormData();
data.left = new FormAttachment(0, 0);
data.right = new FormAttachment(control, -HSPACE);
data.top = new FormAttachment(control, 0, SWT.TOP);
label.setLayoutData(data);
return label;
}
}