/**
* Deletes all nodes in the current selection and all attached connections.
*
* @param model the {@link GModel} currently being edited
* @param consumer a consumer to allow custom commands to be appended to the delete command
*/
public void deleteSelection(
final GModel model, final BiConsumer<List<GNode>, CompoundCommand> consumer) {
final List<GNode> nodesToDelete = new ArrayList<>();
final List<GConnection> connectionsToDelete = new ArrayList<>();
for (final GNode node : model.getNodes()) {
if (skinLookup.lookupNode(node).isSelected()) {
nodesToDelete.add(node);
for (final GConnector connector : node.getConnectors()) {
for (final GConnection connection : connector.getConnections()) {
if (connection != null && !connectionsToDelete.contains(connection)) {
connectionsToDelete.add(connection);
}
}
}
}
}
for (final GConnection connection : model.getConnections()) {
if (skinLookup.lookupConnection(connection).isSelected()
&& !connectionsToDelete.contains(connection)) {
connectionsToDelete.add(connection);
}
}
if (!nodesToDelete.isEmpty() || !connectionsToDelete.isEmpty()) {
final CompoundCommand command =
modelEditingManager.remove(nodesToDelete, connectionsToDelete);
if (consumer != null) {
consumer.accept(nodesToDelete, command);
}
}
}