Struct EventControllerMotion 

pub struct EventControllerMotion { /* private fields */ }

Available on crate feature v3_24 only.

EventControllerMotion is an event controller meant for situations where you need to track the position of the pointer.

This object was added in 3.24.

Signals

enter

Signals that the pointer has entered the widget.

leave

Signals that pointer has left the widget.

motion

Emitted when the pointer moves inside the widget.

Implements

EventControllerExt, glib::ObjectExt

Implementations

impl EventControllerMotion

pub fn new(widget: &impl IsA<Widget>) -> EventControllerMotion

Creates a new event controller that will handle motion events for the given widget.

widget

a Widget

Returns

a new EventControllerMotion

pub fn connect_enter<F: Fn(&Self, f64, f64) + 'static>( &self, f: F, ) -> SignalHandlerId

Signals that the pointer has entered the widget.

x

the x coordinate

y

the y coordinate

pub fn connect_leave<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId

Signals that pointer has left the widget.

pub fn connect_motion<F: Fn(&Self, f64, f64) + 'static>( &self, f: F, ) -> SignalHandlerId

Emitted when the pointer moves inside the widget.

x

the x coordinate

y

the y coordinate

Trait Implementations

impl Clone for EventControllerMotion

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for EventControllerMotion

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for EventControllerMotion

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for EventControllerMotion

impl HasParamSpec for EventControllerMotion

type ParamSpec = ParamSpecObject

type SetValue = EventControllerMotion

Preferred value to be used as setter for the associated ParamSpec.

type BuilderFn = fn(&str) -> ParamSpecObjectBuilder<'_, EventControllerMotion>

fn param_spec_builder() -> Self::BuilderFn

impl Hash for EventControllerMotion

fn hash<H>(&self, state: &mut H)

where H: Hasher,

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl IsA<EventController> for EventControllerMotion

impl Ord for EventControllerMotion

fn cmp(&self, other: &Self) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl ParentClassIs for EventControllerMotion

type Parent = EventController

impl<OT: ObjectType> PartialEq<OT> for EventControllerMotion

fn eq(&self, other: &OT) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl<OT: ObjectType> PartialOrd<OT> for EventControllerMotion

fn partial_cmp(&self, other: &OT) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl StaticType for EventControllerMotion

fn static_type() -> Type

Returns the type identifier of Self.