Class NotifyPropertyChanging

Base class for any object that can generate notifications and events when the value of a property will change.

Inheritance

object

NotifyPropertyChangeBase

NotifyPropertyChanging

Implements

INotifyPropertyChangeBase

IRefreshable

INotifyPropertyChanging

Inherited Members

NotifyPropertyChangeBase.OnInitialize(NotifyPropertyChangeBase.IPropertyBroadcastSetup)

NotifyPropertyChangeBase.Refresh()

NotifyPropertyChangeBase.Subscribe(PropertyInfo, PropertyChangeObserver)

NotifyPropertyChangeBase.Subscribe(PropertyChangeObserver)

NotifyPropertyChangeBase.Subscribe(Expression<Func<object>>, PropertyChangeObserver)

NotifyPropertyChangeBase.Unsubscribe(PropertyChangeObserver)

NotifyPropertyChangeBase.Unsubscribe(PropertyInfo)

NotifyPropertyChangeBase.Unsubscribe(Expression<Func<object>>)

NotifyPropertyChangeBase.Change<T>(ref T, T, string)

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: TheXDS.MCART.Types.Base

Assembly: MCART.Mvvm.dll

Syntax

public abstract class NotifyPropertyChanging : NotifyPropertyChangeBase, INotifyPropertyChangeBase, IRefreshable, INotifyPropertyChanging

Methods

OnDoChange<T>(ref T, T, string)

Performs the actual value change on a backing field for a property.

Declaration

protected override void OnDoChange<T>(ref T field, T value, string propertyName)

Parameters

Type	Name	Description
T	field	Backing field to be updated.
T	value	New value to be set onto the backing field.
string	propertyName	Name of the property.

Type Parameters

Name	Description
T	Type of the backing field for the property.

Overrides

NotifyPropertyChangeBase.OnDoChange<T>(ref T, T, string)

RaisePropertyChangeEvent(in string, in PropertyChangeNotificationType)

Raises the appropriate property change notification event.

Declaration

protected override sealed void RaisePropertyChangeEvent(in string propertyName, in PropertyChangeNotificationType _)

Parameters

Type	Name	Description
string	propertyName	Property name for the event to be triggered.
PropertyChangeNotificationType	_

Overrides

NotifyPropertyChangeBase.RaisePropertyChangeEvent(in string, in PropertyChangeNotificationType)

Events

PropertyChanging

Occurs when a property value is changing.

Declaration

public event PropertyChangingEventHandler? PropertyChanging

Event Type

Type	Description
PropertyChangingEventHandler

Implements

INotifyPropertyChangeBase

IRefreshable

INotifyPropertyChanging

Extension Methods

Objects.ShallowCopyTo(object, object, Type)

ObjectExtensions.FieldsOf<T>(object)

ObjectExtensions.GetAttribute<T>(object)

ObjectExtensions.GetAttributes<T>(object)

ObjectExtensions.HasAttrValue<TAttribute, TValue>(object, out TValue)

ObjectExtensions.HasAttribute<T>(object)

ObjectExtensions.HasAttribute<T>(object, out T?)

ObjectExtensions.HasAttributes<T>(object, out IEnumerable<T>?)

ObjectExtensions.Is(object?, object?)

ObjectExtensions.IsEither(object, IEnumerable)

ObjectExtensions.IsEither(object, params object[])

ObjectExtensions.IsNeither(object, IEnumerable)

ObjectExtensions.IsNeither(object, params object[])

ObjectExtensions.IsNot(object?, object?)

ObjectExtensions.PropertiesOf<T>(object)

ObjectExtensions.WhichAre(object, IEnumerable<object>)

ObjectExtensions.WhichAre(object, params object[])

Common.IfNotNull<T>(T?, Action<T>)

Objects.Itself<T>(T)

Objects.ShallowCopyTo<T>(T, T)

CollectionExtensions.PushInto<TItem, TCollection>(TItem, ICollection<TCollection>)

DictionaryExtensions.PushInto<TKey, TValue>(TValue, TKey, IDictionary<TKey, TValue>)

NotifyPropertyChangeBaseExtensions.Subscribe<T>(T, Expression<Func<T, object?>>, PropertyChangeObserver)

NotifyPropertyChangeBaseExtensions.Unsubscribe<T>(T, Expression<Func<T, object?>>)