remove method
- Selectable selectable
override
Removes the selectable
from the registrar.
A Selectable must unregister itself if it is removed from the rendering tree.
Implementation
@override
void remove(Selectable selectable) {
assert(_selectable == selectable);
_selectable!.removeListener(_updateSelectionStatus);
_selectable!.pushHandleLayers(null, null);
_selectable = null;
}