Class ObservableValue<T>

Namespace

CarinaStudio

Assembly

CarinaStudio.AppBase.Core.dll

Value which is observable.

public abstract class ObservableValue<T> : IObservable<T>

Type Parameters

T

Type of value.

Inheritance

object

ObservableValue<T>

Implements

IObservable<T>

Derived

CachedObservableValue<T>

ForwardedObservableBoolean

MutableObservableValue<T>

ObservableCommandState<TParameter>

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Extension Methods

ObjectExtensions.AddWeakEventHandler<TObject>(TObject, string, Action)

ObjectExtensions.AddWeakEventHandler<TObject>(TObject, string, EventHandler)

ObjectExtensions.AddWeakEventHandler<TObject, TArg>(TObject, string, Action<TArg>)

ObjectExtensions.AddWeakEventHandler<TObject, TArgs>(TObject, string, EventHandler<TArgs>)

ObjectExtensions.AddWeakEventHandler<TObject, TArg1, TArg2>(TObject, string, Action<TArg1, TArg2>)

ObjectExtensions.AddWeakEventHandler<TObject, TArg1, TArg2, TArg3>(TObject, string, Action<TArg1, TArg2, TArg3>)

ObjectExtensions.AlsoAsync<T>(T, Func<T, Task>)

ObjectExtensions.Also<T>(T, Action<T>)

ObjectExtensions.AsNonNull<T>(T?)

ObjectExtensions.LetAsync<T>(T, Func<T, Task>)

ObjectExtensions.LetAsync<T, R>(T, Func<T, Task<R>>)

ObjectExtensions.Let<T>(T, Action<T>)

ObjectExtensions.Let<T, R>(T, RefOutFunc<T, R>)

ObjectExtensions.Let<T, R>(T, Func<T, R>)

ObjectExtensions.LockAsync<T>(T, Func<T, Task>)

ObjectExtensions.LockAsync<T>(T, Func<Task>)

ObjectExtensions.LockAsync<T, R>(T, Func<T, Task<R>>)

ObjectExtensions.LockAsync<T, R>(T, Func<Task<R>>)

ObjectExtensions.Lock<T>(T, Action)

ObjectExtensions.Lock<T>(T, Action<T>)

ObjectExtensions.Lock<T, R>(T, RefOutFunc<T, R>)

ObjectExtensions.Lock<T, R>(T, RefOutFunc<R>)

ObjectExtensions.Lock<T, R>(T, Func<T, R>)

ObjectExtensions.Lock<T, R>(T, Func<R>)

ObservableExtensions.Cast<TIn, TOut>(IObservable<TIn>)

ObservableExtensions.Subscribe<T>(IObservable<T>, Action, bool)

ObservableExtensions.Subscribe<T>(IObservable<T>, Action<T>, bool)

ObservableExtensions.Subscribe<T, R>(IObservable<T>, Func<R>, bool)

ObservableExtensions.Subscribe<T, R>(IObservable<T>, Func<T, R>, bool)

ObservableExtensions.WeakSubscribe<T>(IObservable<T>, IObserver<T>)

ObjectExtensions.TryCastAndRunAsync<T>(object?, Func<T, Task>)

ObjectExtensions.TryCastAndRunAsync<T, R>(object?, Func<T, Task<R>>)

ObjectExtensions.TryCastAndRun<T>(object?, Action<T>)

ObjectExtensions.TryCastAndRun<T, R>(object?, Func<T, R>)

Constructors

ObservableValue(T)

Initialize new ObservableValue<T> instance.

protected ObservableValue(T initialValue = default)

Parameters

initialValue T

Initial value.

Properties

HasObservers

Check whether at least one IObserver<T> has been subscribed to this instance or not.

public bool HasObservers { get; }

Property Value

bool

IsNotNull

Check whether value is not null or not.

public bool IsNotNull { get; }

Property Value

bool

IsNull

Check whether value is null or not.

public bool IsNull { get; }

Property Value

bool

Value

Get or set value.

public T Value { get; protected set; }

Property Value

T

Methods

CheckValuesEquality(T, T)

Check equality of values.

protected virtual bool CheckValuesEquality(T x, T y)

Parameters

x T

First value.

y T

Second value.

Returns

bool

True if two values are equivalent.

Subscribe(IObserver<T>)

Subscribe IObserver<T> to get notification of change of value.

public IDisposable Subscribe(IObserver<T> observer)

Parameters

observer IObserver<T>

IObserver<T>.

Returns

IDisposable

IDisposable represents subscribed IObserver<T>.

ToString()

Convert to readable string.

public override string? ToString()

Returns

string

Readable string.

Operators

explicit operator T(ObservableValue<T>)

Convert to value itself explicitly.

public static explicit operator T(ObservableValue<T> value)

Parameters

value ObservableValue<T>

ObservableValue<T>.

Returns

T