Trait fui_core::ObservableCollection

pub trait ObservableCollection<T: 'static + Clone> {
    fn len(&self) -> usize;
    fn get(&self, index: usize) -> T;
    fn on_changed(
        &self, 
        f: Box<dyn Fn(ObservableChangedEventArgs<T>)>
    ) -> Option<EventSubscription>;
}

Required methods

fn len(&self) -> usize

fn get(&self, index: usize) -> T

fn on_changed(
    &self,
    f: Box<dyn Fn(ObservableChangedEventArgs<T>)>
) -> Option<EventSubscription>

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Trait Implementations

impl<'a, T> IntoIterator for &'a dyn ObservableCollection<T> where
    T: 'static + Clone, 

type Item = T

The type of the elements being iterated over.

type IntoIter = ObservableCollectionIterator<'a, T>

Which kind of iterator are we turning this into?

fn into_iter(self) -> ObservableCollectionIterator<'a, T>ⓘ

Important traits for ObservableCollectionIterator<'a, T>

impl<'a, T> Iterator for ObservableCollectionIterator<'a, T> where
    T: 'static + Clone,  type Item = T;

Creates an iterator from a value.

impl<T: 'static + Clone> ObservableCollectionExt<T> for dyn ObservableCollection<T>

fn map<TDst, F>(&self, f: F) -> ObservableCollectionMap<TDst> where
    TDst: 'static + Clone,
    F: 'static + Fn(&T) -> TDst, 

Implementations on Foreign Types

impl<T> ObservableCollection<T> for Vec<T> where
    T: 'static + Clone, 

ObservableCollection for Vec.

fn len(&self) -> usize

fn get(&self, index: usize) -> T

fn on_changed(
    &self,
    _: Box<dyn Fn(ObservableChangedEventArgs<T>)>
) -> Option<EventSubscription>

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Implementors

impl ObservableCollection<Rc<RefCell<dyn ControlObject + 'static>>> for AggregatedChildrenSource

fn len(&self) -> usize

fn get(&self, index: usize) -> Rc<RefCell<dyn ControlObject>>

fn on_changed(
    &self,
    f: Box<dyn Fn(ObservableChangedEventArgs<Rc<RefCell<dyn ControlObject>>>)>
) -> Option<EventSubscription>

impl<T> ObservableCollection<T> for ObservableVec<T> where
    T: 'static + Clone, 

ObservableCollection for ObservableVec.

fn len(&self) -> usize

fn get(&self, index: usize) -> T

fn on_changed(
    &self,
    f: Box<dyn Fn(ObservableChangedEventArgs<T>)>
) -> Option<EventSubscription>

impl<T> ObservableCollection<T> for Property<Option<T>> where
    T: 'static + Clone + PartialEq, 

fn len(&self) -> usize

fn get(&self, _index: usize) -> T

fn on_changed(
    &self,
    f: Box<dyn Fn(ObservableChangedEventArgs<T>)>
) -> Option<EventSubscription>

impl<T> ObservableCollection<T> for Property<T> where
    T: 'static + Clone + PartialEq, 

ObservableCollection for Property.

fn len(&self) -> usize

fn get(&self, _index: usize) -> T

fn on_changed(
    &self,
    f: Box<dyn Fn(ObservableChangedEventArgs<T>)>
) -> Option<EventSubscription>

impl<T: 'static + Clone> ObservableCollection<T> for ObservableCollectionMap<T>

fn len(&self) -> usize

fn get(&self, index: usize) -> T

fn on_changed(
    &self,
    f: Box<dyn Fn(ObservableChangedEventArgs<T>)>
) -> Option<EventSubscription>

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