Event - Klyn API

Event

classin packageklyn.gui.windows.events

public class Event:

Event

Multicast GUI event.

Handlers are regular Klyn callback objects or method references. The += and -= operators subscribe and unsubscribe handlers without replacing the event itself.

@example `klyn button = Button("Save") button.clicked += lambda(event: ActionEvent): print("clicked") button.clicked += controller::onSave

Properties

Modifier and Type	Member	Description
public readonly property	size `size as ULong:`	Number of registered handlers.

Constructors

Modifier and Type	Member	Description
public	Event `Event():`	Creates an empty event dispatcher.

Methods

Modifier and Type	Member	Description
public	connect `connect(handler as Object) as Event:`	Registers a handler.
public	disconnect `disconnect(handler as Object) as Event:`	Unregisters a handler.
public	emit `emit(event as GuiEvent) as Void:`	Emits the event to all registered handlers.