Struct PropertyCell 

pub struct PropertyCell {
    pub value: PropertyValue,
    pub listeners: SmallVec<[ListenerId; 4]>,
    pub binding: Option<BindingId>,
    pub generation: u64,
}

One stored property: the typed value, optional binding source, registered listeners, and a monotonic generation counter.

Fields

value: PropertyValue

Current value.

listeners: SmallVec<[ListenerId; 4]>

Listener handles fanned out on each PropertyStore::set.

binding: Option<BindingId>

Optional one-way binding source. Populated by PropertyStore::bind; wave 1 wires the propagation system.

generation: u64

Monotonic write counter; bumped on every successful set.

Trait Implementations

impl Debug for PropertyCell

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.