Struct StorageHandler 

pub struct StorageHandler<T> { /* private fields */ }

Handler for shared state with persistent storage.

If persistent storage is disabled it just behaves like a SharedHandler.

Implementations

impl<T> StorageHandler<T>

where T: Storable + Default,

pub fn new() -> Self

pub fn load_state(&mut self)

pub fn save_state(&mut self)

Trait Implementations

impl<T> Clone for StorageHandler<T>

where T: Default + Clone + Storable,

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<T: Default> Default for StorageHandler<T>

fn default() -> StorageHandler<T>

Returns the “default value” for a type.

impl<T> StateHandler for StorageHandler<T>

where T: Default + Clone + Storable,

type Model = T

type Message = ()

type Input = ()

type Output = ()

fn new(_link: HandlerLink<Self>) -> Self

Create new state.

fn state(&mut self) -> &mut Rc<Self::Model>

Return a reference to current state.

fn changed(&mut self)

Called after state is changed.

fn update(&mut self, _msg: Self::Message) -> Changed

Receive messages from components.

fn handle_input(&mut self, msg: Self::Input, _who: HandlerId) -> Changed