Trait UICollectionViewDelegateFlowLayout 

pub unsafe trait UICollectionViewDelegateFlowLayout: UICollectionViewDelegate + MainThreadOnly {
    // Provided methods
    fn collectionView_layout_sizeForItemAtIndexPath(
        &self,
        collection_view: &UICollectionView,
        collection_view_layout: &UICollectionViewLayout,
        index_path: &NSIndexPath,
    ) -> CGSize
       where Self: Sized + Message { ... }
    fn collectionView_layout_insetForSectionAtIndex(
        &self,
        collection_view: &UICollectionView,
        collection_view_layout: &UICollectionViewLayout,
        section: NSInteger,
    ) -> UIEdgeInsets
       where Self: Sized + Message { ... }
    fn collectionView_layout_minimumLineSpacingForSectionAtIndex(
        &self,
        collection_view: &UICollectionView,
        collection_view_layout: &UICollectionViewLayout,
        section: NSInteger,
    ) -> CGFloat
       where Self: Sized + Message { ... }
    fn collectionView_layout_minimumInteritemSpacingForSectionAtIndex(
        &self,
        collection_view: &UICollectionView,
        collection_view_layout: &UICollectionViewLayout,
        section: NSInteger,
    ) -> CGFloat
       where Self: Sized + Message { ... }
    fn collectionView_layout_referenceSizeForHeaderInSection(
        &self,
        collection_view: &UICollectionView,
        collection_view_layout: &UICollectionViewLayout,
        section: NSInteger,
    ) -> CGSize
       where Self: Sized + Message { ... }
    fn collectionView_layout_referenceSizeForFooterInSection(
        &self,
        collection_view: &UICollectionView,
        collection_view_layout: &UICollectionViewLayout,
        section: NSInteger,
    ) -> CGSize
       where Self: Sized + Message { ... }
}

Available on crate features UICollectionView and UICollectionViewFlowLayout and UIScrollView only.

Apple’s documentation

Provided Methods

fn collectionView_layout_sizeForItemAtIndexPath( &self, collection_view: &UICollectionView, collection_view_layout: &UICollectionViewLayout, index_path: &NSIndexPath, ) -> CGSize

where Self: Sized + Message,

Available on crate features objc2-core-foundation and UICollectionViewLayout and UIResponder and UIView only.

fn collectionView_layout_insetForSectionAtIndex( &self, collection_view: &UICollectionView, collection_view_layout: &UICollectionViewLayout, section: NSInteger, ) -> UIEdgeInsets

where Self: Sized + Message,

Available on crate features objc2-core-foundation and UICollectionViewLayout and UIGeometry and UIResponder and UIView only.

fn collectionView_layout_minimumLineSpacingForSectionAtIndex( &self, collection_view: &UICollectionView, collection_view_layout: &UICollectionViewLayout, section: NSInteger, ) -> CGFloat

where Self: Sized + Message,

Available on crate features objc2-core-foundation and UICollectionViewLayout and UIResponder and UIView only.

fn collectionView_layout_minimumInteritemSpacingForSectionAtIndex( &self, collection_view: &UICollectionView, collection_view_layout: &UICollectionViewLayout, section: NSInteger, ) -> CGFloat

where Self: Sized + Message,

Available on crate features objc2-core-foundation and UICollectionViewLayout and UIResponder and UIView only.

fn collectionView_layout_referenceSizeForHeaderInSection( &self, collection_view: &UICollectionView, collection_view_layout: &UICollectionViewLayout, section: NSInteger, ) -> CGSize

where Self: Sized + Message,

Available on crate features objc2-core-foundation and UICollectionViewLayout and UIResponder and UIView only.

fn collectionView_layout_referenceSizeForFooterInSection( &self, collection_view: &UICollectionView, collection_view_layout: &UICollectionViewLayout, section: NSInteger, ) -> CGSize

where Self: Sized + Message,

Available on crate features objc2-core-foundation and UICollectionViewLayout and UIResponder and UIView only.

Trait Implementations

impl<T> ImplementedBy<T> for dyn UICollectionViewDelegateFlowLayout

where T: ?Sized + Message + UICollectionViewDelegateFlowLayout,

impl ProtocolType for dyn UICollectionViewDelegateFlowLayout

const NAME: &'static str = "UICollectionViewDelegateFlowLayout"

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> UICollectionViewDelegateFlowLayout for ProtocolObject<T>

where T: ?Sized + UICollectionViewDelegateFlowLayout,

Implementors