update method
Updates this element with a new widget configuration.
Implementation
@override
void update(Widget newWidget) {
final oldWidget = widget as StatefulWidget;
super.update(newWidget);
state.attach(this, context, newWidget as StatefulWidget);
final cmd = state.didUpdateWidget(oldWidget);
if (cmd != null) _pendingUpdateCmds.add(cmd);
markNeedsBuild();
}