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KeyEvent

Struct KeyEvent 

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#[non_exhaustive]
pub struct KeyEvent { pub code: KeyCode, pub modifiers: KeyModifiers, pub kind: KeyEventKind, pub location: KeyLocation, }
Expand description

Keyboard input event.

Fields (Non-exhaustive)§

This struct is marked as non-exhaustive
Non-exhaustive structs could have additional fields added in future. Therefore, non-exhaustive structs cannot be constructed in external crates using the traditional Struct { .. } syntax; cannot be matched against without a wildcard ..; and struct update syntax will not work.
§code: KeyCode

The key code.

§modifiers: KeyModifiers

Modifiers held down during the event.

§kind: KeyEventKind

Whether this is a press, auto-repeat, or release.

Backends that cannot distinguish these always report KeyEventKind::Press. See KeyEventKind for per-backend behavior.

§location: KeyLocation

The physical location of the key, for keys that appear in more than one place.

Backends that cannot determine this always report KeyLocation::Standard.

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impl KeyEvent

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pub const fn new(code: KeyCode, modifiers: KeyModifiers) -> Self

Creates a key press event with the given code and modifiers, and KeyLocation::Standard.

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pub const fn with_kind( code: KeyCode, modifiers: KeyModifiers, kind: KeyEventKind, ) -> Self

Creates a key event with an explicit KeyEventKind and KeyLocation::Standard.

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pub const fn with_location( code: KeyCode, modifiers: KeyModifiers, kind: KeyEventKind, location: KeyLocation, ) -> Self

Creates a key event with an explicit KeyEventKind and KeyLocation.

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pub const fn is_down(self) -> bool

Returns true if this event is a press or auto-repeat (i.e. the key is down), and false for a release.

Trait Implementations§

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impl Clone for KeyEvent

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fn clone(&self) -> KeyEvent

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

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

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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 Hash for KeyEvent

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

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for KeyEvent

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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 KeyEvent

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impl Eq for KeyEvent

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impl StructuralPartialEq for KeyEvent

Auto Trait Implementations§

Blanket Implementations§

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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, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
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

Creates owned data from borrowed data, usually by cloning. Read more
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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
where U: Into<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

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

Performs the conversion.
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impl<C> WithAlpha for C
where C: Copy,

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fn with_alpha_first<A>(self, alpha: A) -> AlphaFirst<A, Self>

Wraps self with alpha, storing alpha before the color in memory (see [AlphaFirst]).
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fn with_alpha_last<A>(self, alpha: A) -> AlphaLast<A, Self>

Wraps self with alpha, storing alpha after the color in memory (see [AlphaLast]).