public static void setContainerChildrenVisible(
IFeatureProvider fp, ContainerShape container, boolean visible) {
List<PictogramElement> list = new ArrayList<PictogramElement>();
list.addAll(container.getChildren());
for (PictogramElement pe : list) {
if (ShapeDecoratorUtil.isActivityBorder(pe)) continue;
if (ShapeDecoratorUtil.isEventSubProcessDecorator(pe)) {
pe.setVisible(!visible);
} else pe.setVisible(visible);
if (visible) FeatureSupport.updateLabel(fp, pe, null);
if (pe instanceof AnchorContainer) {
AnchorContainer ac = (AnchorContainer) pe;
for (Anchor a : ac.getAnchors()) {
for (Connection c : a.getOutgoingConnections()) {
c.setVisible(visible);
if (visible) FeatureSupport.updateLabel(fp, c, null);
for (ConnectionDecorator decorator : c.getConnectionDecorators()) {
decorator.setVisible(visible);
}
}
}
}
}
}
public static boolean updateConnection(IFeatureProvider fp, Connection connection) {
boolean layoutChanged = false;
LayoutContext layoutContext = new LayoutContext(connection);
ILayoutFeature layoutFeature = fp.getLayoutFeature(layoutContext);
if (layoutFeature != null) {
layoutFeature.layout(layoutContext);
layoutChanged = layoutFeature.hasDoneChanges();
}
boolean updateChanged = false;
UpdateContext updateContext = new UpdateContext(connection);
IUpdateFeature updateFeature = fp.getUpdateFeature(updateContext);
if (updateFeature != null && updateFeature.updateNeeded(updateContext).toBoolean()) {
updateFeature.update(updateContext);
updateChanged = updateFeature.hasDoneChanges();
}
if (layoutChanged) FeatureSupport.updateLabel(fp, connection, null);
// also update any Connections that are connected to this Connection
// for (Shape shape : AnchorUtil.getConnectionPoints(connection)) {
// updateConnections(fp, shape);
// }
return layoutChanged || updateChanged;
}