of static method
Ambil DbLensController dari scope terdekat di atas context.
Implementation
static DbLensController of(BuildContext context) {
final scope =
context.dependOnInheritedWidgetOfExactType<_DbLensControllerInherited>();
assert(
scope != null,
'DbLensControllerScope.of() dipanggil tanpa ada DbLensControllerScope '
'di atasnya. Bungkus widget tree dengan DbLensControllerScope(...) '
'dulu.',
);
return scope!.controller;
}