[−][src]Enum wayland_client::protocol::wl_touch::Event
Variants
Down
touch down event and beginning of a touch sequence
A new touch point has appeared on the surface. This touch point is assigned a unique ID. Future events from this touch point reference this ID. The ID ceases to be valid after a touch up event and may be reused in the future.
Fields of Down
Up
end of a touch event sequence
The touch point has disappeared. No further events will be sent for this touch point and the touch point's ID is released and may be reused in a future touch down event.
Fields of Up
Motion
update of touch point coordinates
A touch point has changed coordinates.
Fields of Motion
Frame
end of touch frame event
Indicates the end of a contact point list.
Cancel
touch session cancelled
Sent if the compositor decides the touch stream is a global gesture. No further events are sent to the clients from that particular gesture. Touch cancellation applies to all touch points currently active on this client's surface. The client is responsible for finalizing the touch points, future touch points on this surface may reuse the touch point ID.
Trait Implementations
impl MessageGroup for Event
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const MESSAGES: &'static [MessageDesc]
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type Map = ProxyMap
The wrapper type for ObjectMap allowing the mapping of Object and NewId arguments to the object map during parsing. Read more
fn is_destructor(&self) -> bool
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fn opcode(&self) -> u16
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fn child<Meta: ObjectMetadata>(
opcode: u16,
version: u32,
meta: &Meta
) -> Option<Object<Meta>>
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opcode: u16,
version: u32,
meta: &Meta
) -> Option<Object<Meta>>
fn from_raw(msg: Message, map: &mut Self::Map) -> Result<Self, ()>
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fn into_raw(self, sender_id: u32) -> Message
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Auto Trait Implementations
Blanket Implementations
impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> From<T> for T
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impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Downcast for T where
T: Any,
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T: Any,