EventControllerFocusRef
public struct EventControllerFocusRef : EventControllerFocusProtocol, GWeakCapturing
GtkEventControllerFocus is an event controller to keep track of
keyboard focus.
The event controller offers [signalGtk.EventControllerFocus::enter]
and [signalGtk.EventControllerFocus::leave] signals, as well as
[propertyGtk.EventControllerFocus:is-focus] and
[propertyGtk.EventControllerFocus:contains-focus] properties
which are updated to reflect focus changes inside the widget hierarchy
that is rooted at the controllers widget.
The EventControllerFocusRef type acts as a lightweight Swift reference to an underlying GtkEventControllerFocus instance.
It exposes methods that can operate on this data type through EventControllerFocusProtocol conformance.
Use EventControllerFocusRef only as an unowned reference to an existing GtkEventControllerFocus instance.
-
Untyped pointer to the underlying `GtkEventControllerFocus` instance.For type-safe access, use the generated, typed pointer
event_controller_focus_ptrproperty instead.Declaration
Swift
public let ptr: UnsafeMutableRawPointer!
-
Designated initialiser from the underlying
Cdata typeDeclaration
Swift
@inlinable init(_ p: UnsafeMutablePointer<GtkEventControllerFocus>) -
Designated initialiser from a constant pointer to the underlying
Cdata typeDeclaration
Swift
@inlinable init(_ p: UnsafePointer<GtkEventControllerFocus>) -
Conditional initialiser from an optional pointer to the underlying
Cdata typeDeclaration
Swift
@inlinable init!(_ maybePointer: UnsafeMutablePointer<GtkEventControllerFocus>?) -
Conditional initialiser from an optional, non-mutable pointer to the underlying
Cdata typeDeclaration
Swift
@inlinable init!(_ maybePointer: UnsafePointer<GtkEventControllerFocus>?) -
Conditional initialiser from an optional
gpointerDeclaration
Swift
@inlinable init!(gpointer g: gpointer?) -
Conditional initialiser from an optional, non-mutable
gconstpointerDeclaration
Swift
@inlinable init!(gconstpointer g: gconstpointer?) -
Reference intialiser for a related type that implements
EventControllerFocusProtocolDeclaration
Swift
@inlinable init<T>(_ other: T) where T : EventControllerFocusProtocol -
This factory is syntactic sugar for setting weak pointers wrapped in
GWeak<T>Declaration
Swift
@inlinable static func unowned<T>(_ other: T) -> EventControllerFocusRef where T : EventControllerFocusProtocol -
Unsafe typed initialiser. Do not use unless you know the underlying data type the pointer points to conforms to
EventControllerFocusProtocol.Declaration
Swift
@inlinable init<T>(cPointer: UnsafeMutablePointer<T>) -
Unsafe typed initialiser. Do not use unless you know the underlying data type the pointer points to conforms to
EventControllerFocusProtocol.Declaration
Swift
@inlinable init<T>(constPointer: UnsafePointer<T>) -
Unsafe untyped initialiser. Do not use unless you know the underlying data type the pointer points to conforms to
EventControllerFocusProtocol.Declaration
Swift
@inlinable init(mutating raw: UnsafeRawPointer) -
Unsafe untyped initialiser. Do not use unless you know the underlying data type the pointer points to conforms to
EventControllerFocusProtocol.Declaration
Swift
@inlinable init(raw: UnsafeMutableRawPointer) -
Unsafe untyped initialiser. Do not use unless you know the underlying data type the pointer points to conforms to
EventControllerFocusProtocol.Declaration
Swift
@inlinable init(opaquePointer: OpaquePointer) -
Creates a new event controller that will handle focus events.
Declaration
Swift
@inlinable init()
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EventControllerFocusRef Structure Reference