Listener

interface Listener<T> : ValueChangeListener<T, T>
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Implemented by listeners to ObservableProperty value changes.

Functions

valueDidChange
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open fun valueDidChange(oldValue: T, newValue: T)
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Listener method called after ObservableProperty or DeferredObservableProperty value changes.
valueWillChange
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open fun valueWillChange(oldValue: T, newValue: T)
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Listener method called before ObservableProperty or DeferredObservableProperty value changes.