ProviderObserver class Null safety

An object that listens to the changes of a ProviderContainer.

This can be used for logging or making devtools.

Constructors

ProviderObserver()
An object that listens to the changes of a ProviderContainer. [...]
const

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

didAddProvider(ProviderBase provider, Object? value) → void
A provider was initialized, and the value exposed is value.
didDisposeProvider(ProviderBase provider) → void
A provider was disposed
didUpdateProvider(ProviderBase provider, Object? newValue) → void
Called my providers when they emit a notification.
mayHaveChanged(ProviderBase provider) → void
Called when the dependency of a provider changed, but it is not yet sure if the computed value changes. [...]
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() String
A string representation of this object. [...]
inherited

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited