Trait UIFocusItemScrollableContainer

pub unsafe trait UIFocusItemScrollableContainer: UIFocusItemContainer + MainThreadOnly {
    // Provided methods
    unsafe fn contentOffset(&self) -> CGPoint
       where Self: Sized + Message { ... }
    unsafe fn setContentOffset(&self, content_offset: CGPoint)
       where Self: Sized + Message { ... }
    unsafe fn contentSize(&self) -> CGSize
       where Self: Sized + Message { ... }
    unsafe fn visibleSize(&self) -> CGSize
       where Self: Sized + Message { ... }
}

Available on crate feature UIFocus only.

Objects conforming to UIFocusItemScrollableContainer are updated accordingly to ensure the focused item remains visible on the screen.

See also Apple’s documentation

Provided Methods

unsafe fn contentOffset(&self) -> CGPoint

where Self: Sized + Message,

Available on crate feature objc2-core-foundation only.

The current content offset of this scrollable container. If the scrollable container has a bounds property, bounds.origin must be equal to contentOffset.

unsafe fn setContentOffset(&self, content_offset: CGPoint)

where Self: Sized + Message,

Available on crate feature objc2-core-foundation only.

Setter for contentOffset.

unsafe fn contentSize(&self) -> CGSize

where Self: Sized + Message,

Available on crate feature objc2-core-foundation only.

The total size of the content contained by this container. If this size exceeds the size of this container’s visible size, then scrolling is possible.

unsafe fn visibleSize(&self) -> CGSize

where Self: Sized + Message,

Available on crate feature objc2-core-foundation only.

The visible size of this scrollable container.

Trait Implementations

impl ProtocolType for dyn UIFocusItemScrollableContainer

const NAME: &'static str = "UIFocusItemScrollableContainer"

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.

impl<T> ImplementedBy<T> for dyn UIFocusItemScrollableContainer

where T: ?Sized + Message + UIFocusItemScrollableContainer,

Implementations on Foreign Types

impl<T> UIFocusItemScrollableContainer for ProtocolObject<T>

where T: ?Sized + UIFocusItemScrollableContainer,

Implementors

impl UIFocusItemScrollableContainer for UICollectionView

Available on crate features UIResponder and UIScrollView and UIView and UICollectionView only.

impl UIFocusItemScrollableContainer for UIScrollView

Available on crate features UIResponder and UIView and UIScrollView only.

impl UIFocusItemScrollableContainer for UITableView

Available on crate features UIResponder and UIScrollView and UIView and UITableView only.

impl UIFocusItemScrollableContainer for UITextView

Available on crate features UIResponder and UIScrollView and UIView and UITextView only.