show static method
void
show()
Implementation
static void show() {
if (_entry != null) return;
final element = WidgetsBinding.instance.rootElement;
if (element == null) return;
_entry = OverlayEntry(
builder: (context) => const _DevLensOverlayWrapper(),
);
final overlay = _findOverlay(element);
if (overlay != null) {
overlay.insert(_entry!);
}
}