public Object execute(ExecutionEvent event) throws ExecutionException {
Element selectedElement = getSelection();
ServicesRegistry registry = null;
try {
registry = ServiceUtilsForHandlers.getInstance().getServiceRegistry(event);
} catch (ServiceException e1) {
e1.printStackTrace();
}
ModelSet modelSet;
try {
modelSet = registry.getService(ModelSet.class);
} catch (ServiceException e) {
throw new ExecutionException("Can't get ModelSet", e);
}
FeatureArchitectureWizard bWizard = new FeatureArchitectureWizard(false);
WizardDialog wizardDialog = new WizardDialog(new Shell(), bWizard);
if (wizardDialog.open() == Window.OK) {
TransactionalEditingDomain dom = modelSet.getTransactionalEditingDomain();
if (selectedElement instanceof Package) {
CompleteFeaturesArchitectureSnapshotCommand comd =
new CompleteFeaturesArchitectureSnapshotCommand(
dom, (Package) selectedElement, bWizard.getSelectedBundle());
dom.getCommandStack().execute(comd);
}
}
return null;
}
public Object execute(ExecutionEvent event) {
ISelection selection;
try {
selection =
ServiceUtilsForHandlers.getInstance()
.getNestedActiveIEditorPart(event)
.getSite()
.getSelectionProvider()
.getSelection();
if (selection.isEmpty()) {
return null;
}
} catch (ServiceException ex) {
Activator.log.error(ex);
return null;
}
if (!(selection instanceof IStructuredSelection)) {
return null;
}
IStructuredSelection sSelection = (IStructuredSelection) selection;
Object element = sSelection.getFirstElement();
View view = NotationHelper.findView(element);
if (view == null) {
Activator.log.warn(
"Cannot create a Style from the selected element ; the element is not a View");
return null;
}
Shell parentShell = ((Event) event.getTrigger()).widget.getDisplay().getActiveShell();
if (view.getElement() == null || view instanceof Diagram) {
MessageDialog.open(
MessageDialog.WARNING,
parentShell,
"Style error",
"The selected element's style cannot be exported",
SWT.NONE);
return null;
}
Map<Declaration, Boolean> declarations = handleStyles(view);
Map<Attribute, Boolean> conditions = handleSemantic(view);
String selectorName = view.getElement().eClass().getName();
AbstractStyleDialog dialog =
createStyleDialog(parentShell, declarations, conditions, selectorName, view);
if (dialog.open() != Window.OK) {
return null;
}
Ruleset ruleset = getRuleset(dialog);
SimpleSelector selector = CssFactory.eINSTANCE.createSimpleSelector();
if (dialog.useSelectorName()) {
selector.setElementName(selectorName);
} else {
selector.setElementName("*"); // $NON-NLS-1$
}
if (dialog.getDiagramRestriction()) {
String diagramType = getDiagramType(view.getDiagram());
CompositeSelector compositeSelector = CssFactory.eINSTANCE.createCompositeSelector();
compositeSelector.setRight(selector);
SimpleSelector diagramSelector = CssFactory.eINSTANCE.createSimpleSelector();
diagramSelector.setElementName(diagramType);
compositeSelector.setLeft(diagramSelector);
ruleset.getSelectors().add(compositeSelector);
} else {
ruleset.getSelectors().add(selector);
}
if (dialog.getCSSClass() != null) {
String cssClass = dialog.getCSSClass();
org.eclipse.papyrus.infra.gmfdiag.css.Class classCondition =
CssFactory.eINSTANCE.createClass();
classCondition.setClass(cssClass);
selector.getCondition().add(classCondition);
}
for (SelectorCondition condition : conditions.keySet()) {
if (conditions.get(condition)) {
selector.getCondition().add(condition);
}
}
for (Declaration declaration : declarations.keySet()) {
if (declarations.get(declaration)) {
ruleset.getProperties().add(declaration);
}
}
Stylesheet xtextStylesheet = getStyleSheet(dialog, view);
if (xtextStylesheet == null) {
return null;
}
Resource resource = xtextStylesheet.eResource();
if (!xtextStylesheet.getContents().contains(ruleset)) {
xtextStylesheet.getContents().add(ruleset);
}
try {
resource.save(new HashMap<Object, Object>());
BaseCSSEngine.INSTANCE.reset();
DiagramHelper.setNeedsRefresh();
DiagramHelper.refreshDiagrams();
} catch (IOException ex) {
Activator.log.error(ex);
MessageDialog.open(
MessageDialog.ERROR,
parentShell,
"Style error",
"An unexpected error occured while trying to save the Stylesheet",
SWT.NONE);
} catch (Exception ex) {
Activator.log.error(ex);
MessageDialog.open(
MessageDialog.ERROR,
parentShell,
"Style error",
"An unexpected error occured while trying to save the Stylesheet",
SWT.NONE);
}
return null;
}