Struct StateListener 

pub struct StateListener { /* private fields */ }

Available on crate feature web03 only.

The handle for state change listening.

Dropping or calling clear() on this handle will remove the associated callback from being notified.

Implementations

impl StateListener

pub const fn new() -> Self

Construct an empty state listener.

pub fn clear(&mut self)

Clear the state listener without dropping it.

This will remove the associated callback from being notified.

Trait Implementations

impl Default for StateListener

fn default() -> Self

Returns the “default value” for a type.

impl Drop for StateListener

fn drop(&mut self)

Executes the destructor for this type.