Class

GtkEventControllerFocus

Description [src]

final class Gtk.EventControllerFocus : Gtk.EventController {
  /* No available fields */
}

GtkEventControllerFocus is an event controller to keep track of keyboard focus.

The event controller offers GtkEventControllerFocus::enter and GtkEventControllerFocus::leave signals, as well as GtkEventControllerFocus:is-focus and GtkEventControllerFocus:contains-focus properties which are updated to reflect focus changes inside the widget hierarchy that is rooted at the controllers widget.

Hierarchy

hierarchy this GtkEventControllerFocus ancestor_0 GtkEventController ancestor_0--this ancestor_1 GObject ancestor_1--ancestor_0

Constructors

gtk_event_controller_focus_new

Creates a new event controller that will handle focus events.

Instance methods

gtk_event_controller_focus_contains_focus

Returns TRUE if focus is within self or one of its children.

gtk_event_controller_focus_is_focus

Returns TRUE if focus is within self, but not one of its children.

Methods inherited from GtkEventController (12)
gtk_event_controller_get_current_event

Returns the event that is currently being handled by the controller.

gtk_event_controller_get_current_event_device

Returns the device of the event that is currently being handled by the controller.

gtk_event_controller_get_current_event_state

Returns the modifier state of the event that is currently being handled by the controller.

gtk_event_controller_get_current_event_time

Returns the timestamp of the event that is currently being handled by the controller.

gtk_event_controller_get_name

Gets the name of controller.

gtk_event_controller_get_propagation_limit

Gets the propagation limit of the event controller.

gtk_event_controller_get_propagation_phase

Gets the propagation phase at which controller handles events.

gtk_event_controller_get_widget

Returns the GtkWidget this controller relates to.

gtk_event_controller_reset

Resets the controller to a clean state.

gtk_event_controller_set_name

Sets a name on the controller that can be used for debugging.

gtk_event_controller_set_propagation_limit

Sets the event propagation limit on the event controller.

gtk_event_controller_set_propagation_phase

Sets the propagation phase at which a controller handles events.

Methods inherited from GObject (42)

Properties

Gtk.EventControllerFocus:contains-focus

TRUE if focus is contained in the controllers widget.

Gtk.EventControllerFocus:is-focus

TRUE if focus is in the controllers widget itself, as opposed to in a descendent widget.

Properties inherited from GtkEventController (4)
Gtk.EventController:name

The name for this controller, typically used for debugging purposes.

Gtk.EventController:propagation-limit

The limit for which events this controller will handle.

Gtk.EventController:propagation-phase

The propagation phase at which this controller will handle events.

Gtk.EventController:widget

The widget receiving the GdkEvents that the controller will handle.

Signals

Gtk.EventControllerFocus::enter

Emitted whenever the focus enters into the widget or one of its descendents.

Gtk.EventControllerFocus::leave

Emitted whenever the focus leaves the widget hierarchy that is rooted at the widget that the controller is attached to.

Signals inherited from GObject (1)

Class structure

struct GtkEventControllerFocusClass {
  /* no available fields */
}