Trait NSCollectionViewElement 

pub unsafe trait NSCollectionViewElement:
    NSObjectProtocol
    + NSUserInterfaceItemIdentification
    + MainThreadOnly {
    // Provided methods
    fn prepareForReuse(&self)
       where Self: Sized + Message { ... }
    fn applyLayoutAttributes(
        &self,
        layout_attributes: &NSCollectionViewLayoutAttributes,
    )
       where Self: Sized + Message { ... }
    fn willTransitionFromLayout_toLayout(
        &self,
        old_layout: &NSCollectionViewLayout,
        new_layout: &NSCollectionViewLayout,
    )
       where Self: Sized + Message { ... }
    fn didTransitionFromLayout_toLayout(
        &self,
        old_layout: &NSCollectionViewLayout,
        new_layout: &NSCollectionViewLayout,
    )
       where Self: Sized + Message { ... }
    fn preferredLayoutAttributesFittingAttributes(
        &self,
        layout_attributes: &NSCollectionViewLayoutAttributes,
    ) -> Retained<NSCollectionViewLayoutAttributes>
       where Self: Sized + Message { ... }
}

Available on crate features NSCollectionView and NSUserInterfaceItemIdentification only.

Apple’s documentation

Provided Methods

fn prepareForReuse(&self)

where Self: Sized + Message,

fn applyLayoutAttributes( &self, layout_attributes: &NSCollectionViewLayoutAttributes, )

where Self: Sized + Message,

Available on crate feature NSCollectionViewLayout only.

fn willTransitionFromLayout_toLayout( &self, old_layout: &NSCollectionViewLayout, new_layout: &NSCollectionViewLayout, )

where Self: Sized + Message,

Available on crate feature NSCollectionViewLayout only.

fn didTransitionFromLayout_toLayout( &self, old_layout: &NSCollectionViewLayout, new_layout: &NSCollectionViewLayout, )

where Self: Sized + Message,

Available on crate feature NSCollectionViewLayout only.

fn preferredLayoutAttributesFittingAttributes( &self, layout_attributes: &NSCollectionViewLayoutAttributes, ) -> Retained<NSCollectionViewLayoutAttributes>

where Self: Sized + Message,

Available on crate feature NSCollectionViewLayout only.

Trait Implementations

impl<T> ImplementedBy<T> for dyn NSCollectionViewElement

where T: ?Sized + Message + NSCollectionViewElement,

impl ProtocolType for dyn NSCollectionViewElement

const NAME: &'static str = "NSCollectionViewElement"

The name of the Objective-C protocol that this type represents.

fn protocol() -> Option<&'static AnyProtocol>

Get a reference to the Objective-C protocol object that this type represents.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl<T> NSCollectionViewElement for ProtocolObject<T>

where T: ?Sized + NSCollectionViewElement,

Implementors

impl NSCollectionViewElement for NSCollectionViewItem