public Object execute(ExecutionEvent event) throws ExecutionException {
// get current model
RuleEditor editor = (RuleEditor) HandlerUtil.getActiveEditor(event);
RuleModel rule = (RuleModel) editor.getModel();
// TODO: notify user that shape could be replaced
if (rule.getLeftShape() != null) {
}
// replace current left shape with the one selected
ISelection selection = HandlerUtil.getActivePart(event).getSite()
.getSelectionProvider().getSelection();
if (selection != null && selection instanceof IStructuredSelection) {
Object obj = ((IStructuredSelection) selection).getFirstElement();
// If we had a selection lets open the editor
if (obj != null) {
ShapeModel shape = (ShapeModel) obj;
// find the center fo the window
// IFigure part = ((RuleEditPart)editor.getGraphicalViewer().getContents()).getFigure();
//
// rule.setCenter(new PointModel(part.getBounds().getCenter().x, part.getBounds().getCenter().y));
rule.setLeftShape(shape);
}
}
return null;
}