public GwtcModuleControlView(GwtcResources res, final GwtcController controller) {
// Allow users to override default css.
this.res = res == null ? resourceProvider.get() : res;
// Calls into the generated ui binder, creating html elements and filling in our values.
binder.createAndBindUi(this);
Css css = this.res.workspaceNavigationFileTreeNodeRendererCss();
JsoStringMap<String> map = FileTreeNodeRenderer.createFileTypeMap(css);
SpanElement contents = FileTreeNodeRenderer.renderNodeContents(css, "Generated", false, true, map, new EventListener() {
@Override
public void handleEvent(Event evt) {
FileTreeSection files = testFileTree();