Struct NotifyCallback 

pub struct NotifyCallback {
    pub notify_fn: Option<fn(handle: &Handle, track_handle: &TrackHandle, event: TrackType, key_name: &str, new_value: &Data, old_value: &Data, user_data: u64)>,
}

Callback function called every time a tracker reports a change in a tracked value

Fields

notify_fn: Option<fn(handle: &Handle, track_handle: &TrackHandle, event: TrackType, key_name: &str, new_value: &Data, old_value: &Data, user_data: u64)>

Trait Implementations

impl Clone for NotifyCallback

fn clone(&self) -> NotifyCallback

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for NotifyCallback