WatcherImpl<T> class
Constructors
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WatcherImpl(SourcesFn<T> sourcesFn, WatcherFn<T> fn, {bool immediately = false, WhenFn<T>? when, bool detach = false, JoltDebugOption? debug})
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WatcherImpl.immediately(SourcesFn<T> sourcesFn, WatcherFn<T> fn, {WhenFn<T>? when, bool detach = false, JoltDebugOption? debug})
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factory
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WatcherImpl.once(SourcesFn<T> sourcesFn, WatcherFn<T> fn, {WhenFn<T>? when, bool detach = false, JoltDebugOption? debug})
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factory
Properties
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currentValues
↔ T
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The latest source value snapshot cached by this watcher.
getter/setter pair
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effect
→ EffectNode
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no setteroverride
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fn
↔ WatcherFn<T>
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The callback that runs when this watcher reports a visible change.
getter/setter pair
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hashCode
→ int
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The hash code for this object.
no setterinherited
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isDisposed
→ bool
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Whether this node has been disposed.
no setteroverride
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isPaused
→ bool
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Whether this watcher is currently paused.
no setteroverride
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previousValues
↔ T
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The previous source value snapshot used for comparisons.
getter/setter pair
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raw
↔ EffectNode
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latefinal
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runtimeType
→ Type
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A representation of the runtime type of the object.
no setterinherited
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sourcesFn
↔ SourcesFn<T>
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The callback that returns the value or snapshot watched by this watcher.
getter/setter pair
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testCachedSources
→ T
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no setter
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when
↔ WhenFn<T>?
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The optional predicate that decides whether this watcher should trigger.
getter/setter pair
Methods
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dispose()
→ void
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Disposes this node and cleans up resources.
override
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ignoreUpdates<U>(U fn())
→ U
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Runs
fn while suppressing watcher callbacks caused by its updates.
override
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noSuchMethod(Invocation invocation)
→ dynamic
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Invoked when a nonexistent method or property is accessed.
inherited
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onCleanup(Disposer fn)
→ void
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Registers a cleanup callback for this watcher.
override
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pause()
→ void
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Pauses the watcher and clears its current dependency list.
override
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resume()
→ void
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Resumes the watcher and immediately re-collects its dependencies.
override
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toString()
→ String
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A string representation of this object.
inherited
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trigger()
→ void
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Re-runs the watcher callback with the current cached values.
override
