Struct smithay::backend::libinput::LibinputInputBackend

pub struct LibinputInputBackend { /* fields omitted */ }

Libinput based InputBackend.

Tracks input of all devices given manually or via a udev seat to a provided libinput context.

Implementations

impl LibinputInputBackend

pub fn new<L>(context: Libinput, logger: L) -> Self where
    L: Into<Option<Logger>>, 

Initialize a new LibinputInputBackend from a given already initialized libinput context.

Trait Implementations

impl AsRawFd for LibinputInputBackend

fn as_raw_fd(&self) -> RawFd

Extracts the raw file descriptor.

impl Debug for LibinputInputBackend

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

Formats the value using the given formatter.

impl<E> Event<LibinputInputBackend> for E where
    E: IsTabletEvent, 

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for KeyboardKeyEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for TouchFrameEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl<'a> Event<LibinputInputBackend> for PointerAxisEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for PointerButtonEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for PointerMotionEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for PointerMotionAbsoluteEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for TouchDownEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for TouchMotionEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for TouchUpEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl Event<LibinputInputBackend> for TouchCancelEvent

fn time(&self) -> u32

Returns an upward counting variable useful for event ordering.

fn device(&self) -> Device

Returns the device, that generated this event

impl EventSource for LibinputInputBackend

type Event = InputEvent<LibinputInputBackend>

The type of events generated by your source.

type Metadata = ()

Some metadata of your event source

type Ret = ()

The return type of the user callback

fn process_events<F>(
    &mut self,
    _: Readiness,
    token: Token,
    callback: F
) -> Result<PostAction> where
    F: FnMut(Self::Event, &mut ()) -> Self::Ret, 

Process any relevant events

fn register(
    &mut self,
    poll: &mut Poll,
    factory: &mut TokenFactory
) -> Result<()>

Register yourself to this poll instance

fn reregister(
    &mut self,
    poll: &mut Poll,
    factory: &mut TokenFactory
) -> Result<()>

Re-register your file descriptors

fn unregister(&mut self, poll: &mut Poll) -> Result<()>

Unregister your file descriptors

impl InputBackend for LibinputInputBackend

type EventError = IoError

Type representing errors that may be returned when processing events

type Device = Device

Type representing input devices

type KeyboardKeyEvent = KeyboardKeyEvent

Type representing keyboard events

type PointerAxisEvent = PointerAxisEvent

Type representing axis events on pointer devices

type PointerButtonEvent = PointerButtonEvent

Type representing button events on pointer devices

type PointerMotionEvent = PointerMotionEvent

Type representing motion events of pointer devices

type PointerMotionAbsoluteEvent = PointerMotionAbsoluteEvent

Type representing motion events of pointer devices

type TouchDownEvent = TouchDownEvent

Type representing touch events starting

type TouchUpEvent = TouchUpEvent

Type representing touch events ending

type TouchMotionEvent = TouchMotionEvent

Type representing touch events from moving

type TouchCancelEvent = TouchCancelEvent

Type representing canceling of touch events

type TouchFrameEvent = TouchFrameEvent

Type representing touch frame events

type TabletToolAxisEvent = TabletToolAxisEvent

Type representing axis events on tablet devices

type TabletToolProximityEvent = TabletToolProximityEvent

Type representing proximity events on tablet devices

type TabletToolTipEvent = TabletToolTipEvent

Type representing tip events on tablet devices

type TabletToolButtonEvent = TabletToolButtonEvent

Type representing button events on tablet tool devices

type SpecialEvent = UnusedEvent

Special events that are custom to this backend

fn dispatch_new_events<F>(&mut self, callback: F) -> Result<(), IoError> where
    F: FnMut(InputEvent<Self>), 

Processes new events and calls the provided callback.

impl KeyboardKeyEvent<LibinputInputBackend> for KeyboardKeyEvent

fn key_code(&self) -> u32

Code of the pressed key. See linux/input-event-codes.h

fn state(&self) -> KeyState

State of the key

fn count(&self) -> u32

Total number of keys pressed on all devices on the associated Seat

impl Linkable<Signal> for LibinputInputBackend

fn link(&mut self, signaler: Signaler<SessionSignal>)

Make this object listen for signals from given signaler

impl PointerAxisEvent<LibinputInputBackend> for PointerAxisEvent

fn amount(&self, axis: Axis) -> Option<f64>

Amount of scrolling in pixels on the given Axis.

fn amount_discrete(&self, axis: Axis) -> Option<f64>

Amount of scrolling in discrete steps on the given Axis.

fn source(&self) -> AxisSource

Source of the scroll event.

impl PointerButtonEvent<LibinputInputBackend> for PointerButtonEvent

fn button(&self) -> MouseButton

Pressed button of the event

fn state(&self) -> ButtonState

State of the button

impl PointerMotionAbsoluteEvent<LibinputInputBackend> for PointerMotionAbsoluteEvent

fn x(&self) -> f64

Device x position in it’s original coordinate space.

fn y(&self) -> f64

Device y position in it’s original coordinate space.

fn x_transformed(&self, width: i32) -> f64

Device x position converted to the targets coordinate space’s width. E.g. the focused output’s width.

fn y_transformed(&self, height: i32) -> f64

Device y position converted to the targets coordinate space’s height. E.g. the focused output’s height.

fn position(&self) -> Point<f64, Raw>

Device position in it’s original coordinate space.

fn position_transformed(
    &self,
    coordinate_space: Size<i32, Logical>
) -> Point<f64, Logical>

Device position converted to the targets coordinate space. E.g. the focused output’s resolution.

impl PointerMotionEvent<LibinputInputBackend> for PointerMotionEvent

fn delta_x(&self) -> f64

Delta on the x axis between the last and new pointer device position interpreted as pixel movement

fn delta_y(&self) -> f64

Delta on the y axis between the last and new pointer device position interpreted as pixel movement

fn delta(&self) -> Point<f64, Logical>

Delta between the last and new pointer device position interpreted as pixel movement

impl TabletToolButtonEvent<LibinputInputBackend> for TabletToolButtonEvent

fn button(&self) -> u32

Return the button that triggered this event.

fn seat_button_count(&self) -> u32

For the button of a TabletToolButtonEvent, return the total number of buttons pressed on all devices on the associated seat after the the event was triggered.

fn button_state(&self) -> ButtonState

Return the button state of the event.

impl<E> TabletToolEvent<LibinputInputBackend> for E where
    E: IsTabletEvent + EventTrait, 

fn tool(&self) -> TabletToolDescriptor

Get tablet tool that caused this event

fn delta_x(&self) -> f64

Delta on the x axis between the last and new pointer device position interpreted as pixel movement

fn delta_y(&self) -> f64

Delta on the y axis between the last and new pointer device position interpreted as pixel movement

fn x(&self) -> f64

Returns the x coordinate of the tablet tool, in mm from the top left corner of the tablet in its current logical orientation.

fn y(&self) -> f64

Returns the y coordinate of the tablet tool, in mm from the top left corner of the tablet in its current logical orientation.

fn x_transformed(&self, width: i32) -> f64

Return the current absolute X coordinate of the tablet tool event, transformed to screen coordinates.

fn y_transformed(&self, height: i32) -> f64

Return the current absolute Y coordinate of the tablet tool event, transformed to screen coordinates.

fn distance(&self) -> f64

Returns the current distance from the tablet’s sensor, normalized to the range [0, 1]

fn distance_has_changed(&self) -> bool

Check if the distance axis was updated in this event.

fn pressure(&self) -> f64

Returns the current pressure being applied on the tool in use, normalized to the range [0, 1].

fn pressure_has_changed(&self) -> bool

Check if the pressure axis was updated in this event.

fn slider_position(&self) -> f64

Returns the current position of the slider on the tool, normalized to the range [-1, 1].

fn slider_has_changed(&self) -> bool

Check if the slider axis was updated in this event.

fn tilt_x(&self) -> f64

Returns the current tilt along the X axis of the tablet’s current logical orientation, in degrees off the tablet’s z axis.

fn tilt_x_has_changed(&self) -> bool

Check if the tilt x axis was updated in this event.

fn tilt_y(&self) -> f64

Returns the current tilt along the Y axis of the tablet’s current logical orientation, in degrees off the tablet’s z axis.

fn tilt_y_has_changed(&self) -> bool

Check if the tilt y axis was updated in this event.

fn rotation(&self) -> f64

Returns the current z rotation of the tool in degrees, clockwise from the tool’s logical neutral position.

fn rotation_has_changed(&self) -> bool

Check if the z-rotation axis was updated in this event.

fn wheel_delta(&self) -> f64

Return the delta for the wheel in degrees.

fn wheel_delta_discrete(&self) -> i32

Return the delta for the wheel in discrete steps (e.g. wheel clicks).

fn wheel_has_changed(&self) -> bool

Check if the wheel axis was updated in this event.

fn delta(&self) -> Point<f64, Logical>

Delta between the last and new pointer device position interpreted as pixel movement

fn position(&self) -> Point<f64, Raw>

Tool position in the device’s native coordinate space

fn position_transformed(
    &self,
    coordinate_space: Size<i32, Logical>
) -> Point<f64, Logical>

Tool position converted into the target coordinate space.

fn tilt(&self) -> (f64, f64)

Returns the current tilt along the (X,Y) axis of the tablet’s current logical orientation, in degrees off the tablet’s z axis.

fn tilt_has_changed(&self) -> bool

Check if the tilt was updated in this event.

impl TabletToolProximityEvent<LibinputInputBackend> for TabletToolProximityEvent

fn state(&self) -> ProximityState

Returns the new proximity state of a tool from a proximity event.

impl TabletToolTipEvent<LibinputInputBackend> for TabletToolTipEvent

fn tip_state(&self) -> TabletToolTipState

Returns the new tip state of a tool from a tip event.

impl TouchCancelEvent<LibinputInputBackend> for TouchCancelEvent

fn slot(&self) -> Option<TouchSlot>

TouchSlot, if the device has multi-touch capabilities

impl TouchDownEvent<LibinputInputBackend> for TouchDownEvent

fn slot(&self) -> Option<TouchSlot>

TouchSlot, if the device has multi-touch capabilities

fn x(&self) -> f64

Touch event’s x-coordinate in the device’s native coordinate space

fn y(&self) -> f64

Touch event’s x-coordinate in the device’s native coordinate space

fn x_transformed(&self, width: i32) -> f64

Touch event’s x position converted to the targets coordinate space’s width. E.g. the focused output’s width.

fn y_transformed(&self, height: i32) -> f64

Touch event’s y position converted to the targets coordinate space’s width. E.g. the focused output’s width.

fn position(&self) -> Point<f64, Raw>

Touch position in the device’s native coordinate space

fn position_transformed(
    &self,
    coordinate_space: Size<i32, Logical>
) -> Point<f64, Logical>

Touch position converted into the target coordinate space. E.g. the focused output’s resolution.

impl TouchMotionEvent<LibinputInputBackend> for TouchMotionEvent

fn slot(&self) -> Option<TouchSlot>

TouchSlot, if the device has multi-touch capabilities

fn x(&self) -> f64

Touch event’s x-coordinate in the device’s native coordinate space

fn y(&self) -> f64

Touch event’s x-coordinate in the device’s native coordinate space

fn x_transformed(&self, width: i32) -> f64

Touch event’s x position converted to the targets coordinate space’s width. E.g. the focused output’s width.

fn y_transformed(&self, height: i32) -> f64

Touch event’s y position converted to the targets coordinate space’s width. E.g. the focused output’s width.

fn position(&self) -> Point<f64, Raw>

Touch position in the device’s native coordinate space

fn position_transformed(
    &self,
    coordinate_space: Size<i32, Logical>
) -> Point<f64, Logical>

Touch position converted into the target coordinate space. E.g. the focused output’s resolution.

impl TouchUpEvent<LibinputInputBackend> for TouchUpEvent

fn slot(&self) -> Option<TouchSlot>

TouchSlot, if the device has multi-touch capabilities

impl TabletToolAxisEvent<LibinputInputBackend> for TabletToolAxisEvent

impl TouchFrameEvent<LibinputInputBackend> for TouchFrameEvent