IOHIDElementType

Struct IOHIDElementType 

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#[repr(transparent)]
pub struct IOHIDElementType(pub c_uint);
Available on crate feature hid only.
Expand description

Describes different types of HID elements.

Used by the IOHIDFamily to identify the type of element processed. Represented by the key kIOHIDElementTypeKey in the dictionary describing the element.

Field: kIOHIDElementTypeInput_Misc Misc input data field or varying size.

Field: kIOHIDElementTypeInput_Button One bit input data field.

Field: kIOHIDElementTypeInput_Axis Input data field used to represent an axis.

Field: kIOHIDElementTypeInput_ScanCodes Input data field used to represent a scan code or usage selector.

Field: kIOHIDElementTypeInput_NULL Input data field used to represent the end of an input report when receiving input elements.

Field: kIOHIDElementTypeOutput Used to represent an output data field in a report.

Field: kIOHIDElementTypeFeature Describes input and output elements not intended for consumption by the end user.

Field: kIOHIDElementTypeCollection Element used to identify a relationship between two or more elements.

See also Apple’s documentation

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§0: c_uint

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impl IOHIDElementType

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pub const Input_Misc: Self

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pub const Input_Button: Self

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pub const Input_Axis: Self

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pub const Input_ScanCodes: Self

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pub const Input_NULL: Self

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pub const Output: Self

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pub const Feature: Self

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pub const Collection: Self

Trait Implementations§

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impl Clone for IOHIDElementType

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fn clone(&self) -> IOHIDElementType

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 IOHIDElementType

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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 Encode for IOHIDElementType

Available on crate feature objc2 only.
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const ENCODING: Encoding = c_uint::ENCODING

The Objective-C type-encoding for this type.
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impl Hash for IOHIDElementType

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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 Ord for IOHIDElementType

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fn cmp(&self, other: &IOHIDElementType) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
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impl PartialEq for IOHIDElementType

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fn eq(&self, other: &IOHIDElementType) -> 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 PartialOrd for IOHIDElementType

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fn partial_cmp(&self, other: &IOHIDElementType) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl RefEncode for IOHIDElementType

Available on crate feature objc2 only.
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const ENCODING_REF: Encoding

The Objective-C type-encoding for a reference of this type. Read more
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impl Copy for IOHIDElementType

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impl Eq for IOHIDElementType

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impl StructuralPartialEq for IOHIDElementType

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> EncodeArgument for T
where T: Encode,

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const ENCODING_ARGUMENT: Encoding = T::ENCODING

The Objective-C type-encoding for this type.
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impl<T> EncodeReturn for T
where T: Encode,

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const ENCODING_RETURN: Encoding = T::ENCODING

The Objective-C type-encoding for this type.
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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<T> AutoreleaseSafe for T
where T: ?Sized,