model property
get current state model;
Implementation
@override
E get model => delegate.model;
set state model on field
directly set model will lose old model if you want to inherit old model, you can use update model
model is provided by your custom AbstractFieldState
,
if you no need a model,you can use EmptyStateModel
model is a property variable of AbstractFieldState
,used to provide
data that determine how to render a field , you can
rebuild field easily via call this method and
avoid build whole form
model's all properties should be nullable
the model's runtimetype must be a child or same as your custom AbstractFieldState
's generic model type
Implementation
@override
set model(E model) => delegate.model = model;