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KeyboardLockMode

Enum KeyboardLockMode 

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pub enum KeyboardLockMode {
    NumLock,
    ScrollLock,
    CapsLock,
}
Expand description

Represents a lock mode of a keyboard, such as KeyboardLockMode::CapsLock.

A lock mode locks some of a keyboard’s keys into a distinct mode of operation, depending on the lock settings selected. The status of the mode is toggled with each key down of its corresponding logical key. A KeyboardLockMode object is used to query whether this mode is enabled on the keyboard.

Only a limited number of modes are supported, which are enumerated as members of this enum. Manual constructing of this type is prohibited.

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NumLock

Represents the number lock mode on the keyboard.

On supporting systems, enabling number lock mode usually allows key presses of the number pad to input numbers, instead of acting as up, down, left, right, page up, end, etc.

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ScrollLock

Represents the scrolling lock mode on the keyboard.

On supporting systems and applications (such as a spreadsheet), enabling scrolling lock mode usually allows key presses of the cursor keys to scroll the document instead of the cursor.

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CapsLock

Represents the capital letters lock mode on the keyboard.

On supporting systems, enabling capital lock mode allows key presses of the letter keys to input uppercase letters instead of lowercase.

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impl KeyboardLockMode

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pub fn logical_key(&self) -> LogicalKeyboardKey

The logical key that triggers this lock mode.

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pub fn find_lock_by_logical_key( logical_key: LogicalKeyboardKey, ) -> Option<KeyboardLockMode>

Returns the KeyboardLockMode constant from the logical key, or None, if not found.

Trait Implementations§

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impl Clone for KeyboardLockMode

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fn clone(&self) -> Self

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 Copy for KeyboardLockMode

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impl Debug for KeyboardLockMode

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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 Eq for KeyboardLockMode

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impl Hash for KeyboardLockMode

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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 KeyboardLockMode

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more
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impl StructuralPartialEq for KeyboardLockMode

Auto Trait 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<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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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> Downcast<T> for T

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fn downcast(&self) -> &T

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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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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> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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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 = !

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

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<T> Upcast<T> for T

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fn upcast(&self) -> Option<&T>

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impl<T> WasmNotSend for T
where T: Send,

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impl<T> WasmNotSendSync for T

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impl<T> WasmNotSync for T
where T: Sync,