show method

void show()

Implementation

void show() {
  if (_overlayEntry != null) {
    return;
  }
  _overlayEntry = OverlayEntry(builder: (BuildContext context) {
    return WidgetBuildChainPage(element: element, controller: this);
  });
  final rootOverlay = doKitOverlayKey.currentState;
  assert(rootOverlay != null);
  rootOverlay!.insert(_overlayEntry!);
}