Sel

Struct Sel 

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pub struct Sel(/* private fields */);
Expand description

A method selector.

Selectors can be safely created using the selector! macro.

See documentation.

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impl Sel

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pub unsafe fn register(name: *const c_char) -> Self

Registers a method name with the Objective-C runtime and returns the selector.

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The name must be a non-null UTF-8 C string.

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pub const unsafe fn from_ptr(ptr: *const c_void) -> Self

Creates a selector from a raw pointer.

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The pointer must point to valid selector data.

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pub const unsafe fn from_non_null_ptr(ptr: NonNull<c_void>) -> Self

Creates a selector from a raw non-null pointer.

§Safety

The pointer must point to valid selector data.

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pub const fn as_ptr(&self) -> *const c_void

Returns a raw nullable pointer to this selector’s data.

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pub const fn as_non_null_ptr(&self) -> NonNull<c_void>

Returns a raw non-null pointer to this selector’s data.

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pub fn name(self) -> &'static CStr

Returns the name of the method this selector refers to.

Trait Implementations§

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impl Clone for Sel

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fn clone(&self) -> Sel

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 Sel

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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 Sel

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

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impl Eq for Sel

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impl Send for Sel

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impl Sync for Sel

Auto Trait Implementations§

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impl Freeze for Sel

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impl RefUnwindSafe for Sel

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impl Unpin for Sel

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impl UnwindSafe for Sel

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.