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PointerUpCx

Struct PointerUpCx 

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pub struct PointerUpCx {
Show 14 fields pub pointer_id: PointerId, pub position: Point, pub position_local: Point, pub position_window: Option<Point>, pub tick_id: TickId, pub pixels_per_point: f32, pub velocity_window: Option<Point>, pub button: MouseButton, pub modifiers: Modifiers, pub is_click: bool, pub click_count: u8, pub pointer_type: PointerType, pub down_hit_pressable_target: Option<GlobalElementId>, pub down_hit_pressable_target_in_descendant_subtree: bool,
}
Expand description

Pointer up payload for component-owned pointer handlers.

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§pointer_id: PointerId§position: Point

Pointer position in the target widget’s untransformed layout space (ADR 0238).

§position_local: Point

Pointer position in the target element’s local coordinate space (origin at (0, 0)).

This is derived as position - host.bounds().origin (ADR 0238).

§position_window: Option<Point>

Pointer position in window-local logical pixels (pre-mapping).

This is best-effort: events may arrive before the runtime has recorded a window snapshot.

§tick_id: TickId§pixels_per_point: f32

Pixels-per-point (a.k.a. window scale factor) for position.

§velocity_window: Option<Point>

Best-effort pointer velocity snapshot in window-local logical pixels per second (ADR 0243).

§button: MouseButton§modifiers: Modifiers§is_click: bool

Whether this pointer-up completes a “true click” (press + release without exceeding click slop).

See PointerEvent::Up.is_click for normalization rules.

§click_count: u8

See PointerEvent::{Down,Up}.click_count for normalization rules.

§pointer_type: PointerType§down_hit_pressable_target: Option<GlobalElementId>

The deepest pressable element in the pointer-down hit-test chain (if any).

This is populated from the pressable/pointer-region state recorded on pointer down, and is intended for policy decisions like suppressing row selection when the click started inside a nested button.

§down_hit_pressable_target_in_descendant_subtree: bool

true when down_hit_pressable_target was a strict descendant of the current action target on pointer down.

Trait Implementations§

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impl Clone for PointerUpCx

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fn clone(&self) -> PointerUpCx

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for PointerUpCx

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

Formats the value using the given formatter. Read more
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impl PartialEq for PointerUpCx

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for PointerUpCx

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impl StructuralPartialEq for PointerUpCx

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
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fn into(self) -> U

Calls U::from(self).

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where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

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