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,System.Action{System.EventHandler})} ,System.Action{System.EventHandler},System.Reactive.Concurrency.IScheduler)} ,System.Action{--0})} ,System.Action{--0},System.Reactive.Concurrency.IScheduler)} ,--0},System.Action{--0},System.Action{--0})} ,--0},System.Action{--0},System.Action{--0},System.Reactive.Concurrency.IScheduler)} ,System.Action{--0})} ,System.Action{--0},System.Reactive.Concurrency.IScheduler)} },System.Action{System.EventHandler{--0}})} },System.Action{System.EventHandler{--0}},System.Reactive.Concurrency.IScheduler)}

Observable.FromEventPattern(Action, Action) method

Defined in

Type: Observable Namespace: System.Reactive.Linq Assembly: System.Reactive.dll

Applies to

net8.0, net8.0-windows10.0.19041, net8.0-ios17.5, net8.0-maccatalyst17.5, net8.0-macos14.2, net8.0-macos14.5, net8.0-tvos17.2, netstandard2.0

Overloads

  • 1. public static IObservable<EventPattern<object>> FromEventPattern(Action<EventHandler> addHandler, Action<EventHandler> removeHandler)
  • 2. public static IObservable<EventPattern<object>> FromEventPattern(Action<EventHandler> addHandler, Action<EventHandler> removeHandler, IScheduler scheduler)
  • 3. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TDelegate, TEventArgs>(Action<TDelegate> addHandler, Action<TDelegate> removeHandler)
  • 4. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TDelegate, TEventArgs>(Action<TDelegate> addHandler, Action<TDelegate> removeHandler, IScheduler scheduler)
  • 5. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TDelegate, TEventArgs>(Func<EventHandler<TEventArgs>, TDelegate> conversion, Action<TDelegate> addHandler, Action<TDelegate> removeHandler)
  • 6. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TDelegate, TEventArgs>(Func<EventHandler<TEventArgs>, TDelegate> conversion, Action<TDelegate> addHandler, Action<TDelegate> removeHandler, IScheduler scheduler)
  • 7. public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TDelegate, TSender, TEventArgs>(Action<TDelegate> addHandler, Action<TDelegate> removeHandler)
  • 8. public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TDelegate, TSender, TEventArgs>(Action<TDelegate> addHandler, Action<TDelegate> removeHandler, IScheduler scheduler)
  • 9. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(Action<EventHandler<TEventArgs>> addHandler, Action<EventHandler<TEventArgs>> removeHandler)
  • 10. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(Action<EventHandler<TEventArgs>> addHandler, Action<EventHandler<TEventArgs>> removeHandler, IScheduler scheduler)
  • 11. public static IObservable<EventPattern<object>> FromEventPattern(object target, string eventName)
  • 12. public static IObservable<EventPattern<object>> FromEventPattern(object target, string eventName, IScheduler scheduler)
  • 13. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(object target, string eventName)
  • 14. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(object target, string eventName, IScheduler scheduler)
  • 15. public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TSender, TEventArgs>(object target, string eventName)
  • 16. public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TSender, TEventArgs>(object target, string eventName, IScheduler scheduler)
  • 17. public static IObservable<EventPattern<object>> FromEventPattern(Type type, string eventName)
  • 18. public static IObservable<EventPattern<object>> FromEventPattern(Type type, string eventName, IScheduler scheduler)
  • 19. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(Type type, string eventName)
  • 20. public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(Type type, string eventName, IScheduler scheduler)
  • 21. public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TSender, TEventArgs>(Type type, string eventName)
  • 22. public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TSender, TEventArgs>(Type type, string eventName, IScheduler scheduler)

1. Overload

public static IObservable<EventPattern<object>> FromEventPattern(Action<EventHandler> addHandler, Action<EventHandler> removeHandler)

Parameters

NameTypeDescription
addHandlerAction--
removeHandlerAction--

Returns: IObservable>

2. Overload

public static IObservable<EventPattern<object>> FromEventPattern(Action<EventHandler> addHandler, Action<EventHandler> removeHandler, IScheduler scheduler)

Parameters

NameTypeDescription
addHandlerAction--
removeHandlerAction--
scheduler[IScheduler](#--

Returns: IObservable>

3. Overload

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TDelegate, TEventArgs>(Action<TDelegate> addHandler, Action<TDelegate> removeHandler)

Type parameters

NameDescription
TDelegate--
TEventArgs--

Parameters

NameTypeDescription
addHandlerAction--
removeHandlerAction--

Returns: IObservable>

4. Overload

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TDelegate, TEventArgs>(Action<TDelegate> addHandler, Action<TDelegate> removeHandler, IScheduler scheduler)

Type parameters

NameDescription
TDelegate--
TEventArgs--

Parameters

NameTypeDescription
addHandlerAction--
removeHandlerAction--
scheduler[IScheduler](#--

Returns: IObservable>

5. Overload

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TDelegate, TEventArgs>(Func<EventHandler<TEventArgs>, TDelegate> conversion, Action<TDelegate> addHandler, Action<TDelegate> removeHandler)

Type parameters

NameDescription
TDelegate--
TEventArgs--

Parameters

NameTypeDescription
conversionFunc, TDelegate>--
addHandlerAction--
removeHandlerAction--

Returns: IObservable>

6. Overload

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TDelegate, TEventArgs>(Func<EventHandler<TEventArgs>, TDelegate> conversion, Action<TDelegate> addHandler, Action<TDelegate> removeHandler, IScheduler scheduler)

Type parameters

NameDescription
TDelegate--
TEventArgs--

Parameters

NameTypeDescription
conversionFunc, TDelegate>--
addHandlerAction--
removeHandlerAction--
scheduler[IScheduler](#--

Returns: IObservable>

7. Overload

public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TDelegate, TSender, TEventArgs>(Action<TDelegate> addHandler, Action<TDelegate> removeHandler)

Type parameters

NameDescription
TDelegate--
TSender--
TEventArgs--

Parameters

NameTypeDescription
addHandlerAction--
removeHandlerAction--

Returns: IObservable>

8. Overload

public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TDelegate, TSender, TEventArgs>(Action<TDelegate> addHandler, Action<TDelegate> removeHandler, IScheduler scheduler)

Type parameters

NameDescription
TDelegate--
TSender--
TEventArgs--

Parameters

NameTypeDescription
addHandlerAction--
removeHandlerAction--
scheduler[IScheduler](#--

Returns: IObservable>

9. Overload

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(Action<EventHandler<TEventArgs>> addHandler, Action<EventHandler<TEventArgs>> removeHandler)

Type parameters

NameDescription
TEventArgs--

Parameters

NameTypeDescription
addHandlerAction>--
removeHandlerAction>--

Returns: IObservable>

10. Overload

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(Action<EventHandler<TEventArgs>> addHandler, Action<EventHandler<TEventArgs>> removeHandler, IScheduler scheduler)

Type parameters

NameDescription
TEventArgs--

Parameters

NameTypeDescription
addHandlerAction>--
removeHandlerAction>--
scheduler[IScheduler](#--

Returns: IObservable>

11. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<object>> FromEventPattern(object target, string eventName)

Parameters

NameTypeDescription
targetobject--
eventNamestring--

Returns: IObservable>

12. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<object>> FromEventPattern(object target, string eventName, IScheduler scheduler)

Parameters

NameTypeDescription
targetobject--
eventNamestring--
scheduler[IScheduler](#--

Returns: IObservable>

13. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(object target, string eventName)

Type parameters

NameDescription
TEventArgs--

Parameters

NameTypeDescription
targetobject--
eventNamestring--

Returns: IObservable>

14. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(object target, string eventName, IScheduler scheduler)

Type parameters

NameDescription
TEventArgs--

Parameters

NameTypeDescription
targetobject--
eventNamestring--
scheduler[IScheduler](#--

Returns: IObservable>

15. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TSender, TEventArgs>(object target, string eventName)

Type parameters

NameDescription
TSender--
TEventArgs--

Parameters

NameTypeDescription
targetobject--
eventNamestring--

Returns: IObservable>

16. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TSender, TEventArgs>(object target, string eventName, IScheduler scheduler)

Type parameters

NameDescription
TSender--
TEventArgs--

Parameters

NameTypeDescription
targetobject--
eventNamestring--
scheduler[IScheduler](#--

Returns: IObservable>

17. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<object>> FromEventPattern(Type type, string eventName)

Parameters

NameTypeDescription
typeType--
eventNamestring--

Returns: IObservable>

18. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<object>> FromEventPattern(Type type, string eventName, IScheduler scheduler)

Parameters

NameTypeDescription
typeType--
eventNamestring--
scheduler[IScheduler](#--

Returns: IObservable>

19. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(Type type, string eventName)

Type parameters

NameDescription
TEventArgs--

Parameters

NameTypeDescription
typeType--
eventNamestring--

Returns: IObservable>

20. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<TEventArgs>> FromEventPattern<TEventArgs>(Type type, string eventName, IScheduler scheduler)

Type parameters

NameDescription
TEventArgs--

Parameters

NameTypeDescription
typeType--
eventNamestring--
scheduler[IScheduler](#--

Returns: IObservable>

21. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TSender, TEventArgs>(Type type, string eventName)

Type parameters

NameDescription
TSender--
TEventArgs--

Parameters

NameTypeDescription
typeType--
eventNamestring--

Returns: IObservable>

22. Overload

Attributes: [RequiresUnreferencedCode("This member uses reflection to discover event members and associated delegate types.")]

public static IObservable<EventPattern<TSender, TEventArgs>> FromEventPattern<TSender, TEventArgs>(Type type, string eventName, IScheduler scheduler)

Type parameters

NameDescription
TSender--
TEventArgs--

Parameters

NameTypeDescription
typeType--
eventNamestring--
scheduler[IScheduler](#--

Returns: IObservable>