[−][src]Struct pixel_widgets::tracker::ManagedStateTracker
Temporary object used to find state objects for given ids.
Implementations
impl<'a, Id: Eq + Clone + Send + Sync> ManagedStateTracker<'a, Id>[src]
pub fn get<'i, T, Q: ?Sized>(&mut self, id: &Q) -> &'i mut T where
T: Default + Any + Send + Sync,
Q: Eq + ToOwned<Owned = Id>,
Id: Borrow<Q>, [src]
T: Default + Any + Send + Sync,
Q: Eq + ToOwned<Owned = Id>,
Id: Borrow<Q>,
Get a state object for the given id. If such an object doesn't exist yet, it is constructed using it's Default
implementation.
pub fn get_or_default<'i, T, Q: ?Sized>(
&mut self,
id: &Q,
default: T
) -> &'i mut T where
T: Any + Send + Sync,
Q: Eq + ToOwned<Owned = Id>,
Id: Borrow<Q>, [src]
&mut self,
id: &Q,
default: T
) -> &'i mut T where
T: Any + Send + Sync,
Q: Eq + ToOwned<Owned = Id>,
Id: Borrow<Q>,
Get a state object for the given id. If such an object doesn't exist yet, the supplied default value is used.
pub fn get_or_default_with<'i, T, Q: ?Sized, F>(
&mut self,
id: &Q,
default: F
) -> &'i mut T where
T: Any + Send + Sync,
Q: Eq + ToOwned<Owned = Id>,
F: FnOnce() -> T,
Id: Borrow<Q>, [src]
&mut self,
id: &Q,
default: F
) -> &'i mut T where
T: Any + Send + Sync,
Q: Eq + ToOwned<Owned = Id>,
F: FnOnce() -> T,
Id: Borrow<Q>,
Get a state object for the given id. If such an object doesn't exist yet, it is constructed using the closure.
Trait Implementations
Auto Trait Implementations
impl<'a, Id> !RefUnwindSafe for ManagedStateTracker<'a, Id>[src]
impl<'a, Id> Send for ManagedStateTracker<'a, Id>[src]
impl<'a, Id> Sync for ManagedStateTracker<'a, Id>[src]
impl<'a, Id> Unpin for ManagedStateTracker<'a, Id>[src]
impl<'a, Id> !UnwindSafe for ManagedStateTracker<'a, Id>[src]
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized, [src]
T: 'static + ?Sized,
impl<T> Any for T where
T: Any,
T: Any,
impl<T> Borrow<T> for T where
T: ?Sized, [src]
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized, [src]
T: ?Sized,
pub fn borrow_mut(&mut self) -> &mut T[src]
impl<T> From<T> for T[src]
impl<T> Instrument for T[src]
pub fn instrument(self, span: Span) -> Instrumented<Self>[src]
pub fn in_current_span(self) -> Instrumented<Self>[src]
impl<T, U> Into<U> for T where
U: From<T>, [src]
U: From<T>,
impl<T> Pointable for T
pub const ALIGN: usize
type Init = T
The type for initializers.
pub unsafe fn init(init: <T as Pointable>::Init) -> usize
pub unsafe fn deref<'a>(ptr: usize) -> &'a T
pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T
pub unsafe fn drop(ptr: usize)
impl<T, U> TryFrom<U> for T where
U: Into<T>, [src]
U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]
impl<T, U> TryInto<U> for T where
U: TryFrom<T>, [src]
U: TryFrom<T>,