pub struct ObjectImplRef<T>(_)
where
T: ObjectSubclass;
Expand description
Reference-counted wrapper around an ObjectSubclass
reference.
This can be used for passing into closures as strong or weak reference without manually going from the implementation type to the instance type and back.
Implementations§
§impl<T> ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> ObjectImplRef<T>where T: ObjectSubclass,
pub fn new(imp: &T) -> ObjectImplRef<T>
pub fn new(imp: &T) -> ObjectImplRef<T>
Create a new reference-counting wrapper around imp
.
pub fn downgrade(&self) -> ObjectImplWeakRef<T>
pub fn downgrade(&self) -> ObjectImplWeakRef<T>
Downgrade to a weak reference.
This can be upgraded to a strong reference again via ObjectImplWeakRef::upgrade
.
Trait Implementations§
§impl<T> Clone for ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> Clone for ObjectImplRef<T>where T: ObjectSubclass,
§fn clone(&self) -> ObjectImplRef<T>
fn clone(&self) -> ObjectImplRef<T>
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read more§impl<T> Debug for ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> Debug for ObjectImplRef<T>where T: ObjectSubclass,
§impl<T> Deref for ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> Deref for ObjectImplRef<T>where T: ObjectSubclass,
§impl<T> Downgrade for ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> Downgrade for ObjectImplRef<T>where T: ObjectSubclass,
§type Weak = ObjectImplWeakRef<T>
type Weak = ObjectImplWeakRef<T>
Weak reference type.
§fn downgrade(&self) -> <ObjectImplRef<T> as Downgrade>::Weak
fn downgrade(&self) -> <ObjectImplRef<T> as Downgrade>::Weak
Downgrade to a weak reference.
§impl<T> Hash for ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> Hash for ObjectImplRef<T>where T: ObjectSubclass,
§impl<T> Ord for ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> Ord for ObjectImplRef<T>where T: ObjectSubclass,
§fn cmp(&self, other: &ObjectImplRef<T>) -> Ordering
fn cmp(&self, other: &ObjectImplRef<T>) -> Ordering
1.21.0 · source§fn max(self, other: Self) -> Selfwhere
Self: Sized,
fn max(self, other: Self) -> Selfwhere Self: Sized,
Compares and returns the maximum of two values. Read more
§impl<T, OT> PartialEq<OT> for ObjectImplRef<T>where
T: ObjectSubclass,
OT: ObjectType,
<T as ObjectSubclass>::Type: PartialEq<OT>,
impl<T, OT> PartialEq<OT> for ObjectImplRef<T>where T: ObjectSubclass, OT: ObjectType, <T as ObjectSubclass>::Type: PartialEq<OT>,
§impl<T> PartialEq<ObjectImplRef<T>> for ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> PartialEq<ObjectImplRef<T>> for ObjectImplRef<T>where T: ObjectSubclass,
§fn eq(&self, other: &ObjectImplRef<T>) -> bool
fn eq(&self, other: &ObjectImplRef<T>) -> bool
This method tests for
self
and other
values to be equal, and is used
by ==
.§impl<T, OT> PartialOrd<OT> for ObjectImplRef<T>where
T: ObjectSubclass,
OT: ObjectType,
<T as ObjectSubclass>::Type: PartialOrd<OT>,
impl<T, OT> PartialOrd<OT> for ObjectImplRef<T>where T: ObjectSubclass, OT: ObjectType, <T as ObjectSubclass>::Type: PartialOrd<OT>,
§fn partial_cmp(&self, other: &OT) -> Option<Ordering>
fn partial_cmp(&self, other: &OT) -> Option<Ordering>
1.0.0 · source§fn le(&self, other: &Rhs) -> bool
fn le(&self, other: &Rhs) -> bool
This method tests less than or equal to (for
self
and other
) and is used by the <=
operator. Read more§impl<T> PartialOrd<ObjectImplRef<T>> for ObjectImplRef<T>where
T: ObjectSubclass,
impl<T> PartialOrd<ObjectImplRef<T>> for ObjectImplRef<T>where T: ObjectSubclass,
§fn partial_cmp(&self, other: &ObjectImplRef<T>) -> Option<Ordering>
fn partial_cmp(&self, other: &ObjectImplRef<T>) -> Option<Ordering>
1.0.0 · source§fn le(&self, other: &Rhs) -> bool
fn le(&self, other: &Rhs) -> bool
This method tests less than or equal to (for
self
and other
) and is used by the <=
operator. Read moreimpl<T> Eq for ObjectImplRef<T>where T: ObjectSubclass,
impl<T> Send for ObjectImplRef<T>where T: ObjectSubclass + Send + Sync,
impl<T> Sync for ObjectImplRef<T>where T: ObjectSubclass + Send + Sync,
Auto Trait Implementations§
impl<T> RefUnwindSafe for ObjectImplRef<T>where <T as ObjectSubclass>::Type: RefUnwindSafe,
impl<T> Unpin for ObjectImplRef<T>where <T as ObjectSubclass>::Type: Unpin,
impl<T> UnwindSafe for ObjectImplRef<T>where <T as ObjectSubclass>::Type: UnwindSafe,
Blanket Implementations§
source§impl<T> Instrument for T
impl<T> Instrument for T
source§fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
source§fn in_current_span(self) -> Instrumented<Self> ⓘ
fn in_current_span(self) -> Instrumented<Self> ⓘ
§impl<T> RoundFrom<T> for T
impl<T> RoundFrom<T> for T
§fn round_from(x: T) -> T
fn round_from(x: T) -> T
Performs the conversion.
§impl<T, U> RoundInto<U> for Twhere
U: RoundFrom<T>,
impl<T, U> RoundInto<U> for Twhere U: RoundFrom<T>,
§fn round_into(self) -> U
fn round_into(self) -> U
Performs the conversion.