Trait NSCollectionViewSectionHeaderView 

pub unsafe trait NSCollectionViewSectionHeaderView: NSCollectionViewElement + MainThreadOnly {
    // Provided methods
    fn sectionCollapseButton(&self) -> Option<Retained<NSButton>>
       where Self: Sized + Message { ... }
    fn setSectionCollapseButton(
        &self,
        section_collapse_button: Option<&NSButton>,
    )
       where Self: Sized + Message { ... }
}

Available on crate features NSCollectionView and NSUserInterfaceItemIdentification only.

Apple’s documentation

Provided Methods

fn sectionCollapseButton(&self) -> Option<Retained<NSButton>>

where Self: Sized + Message,

Available on crate features NSButton and NSControl and NSResponder and NSView only.

fn setSectionCollapseButton(&self, section_collapse_button: Option<&NSButton>)

where Self: Sized + Message,

Available on crate features NSButton and NSControl and NSResponder and NSView only.

Setter for sectionCollapseButton.

This is a weak property.

Trait Implementations

impl ProtocolType for dyn NSCollectionViewSectionHeaderView

const NAME: &'static str = "NSCollectionViewSectionHeaderView"

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 NSCollectionViewSectionHeaderView

where T: ?Sized + Message + NSCollectionViewSectionHeaderView,

Dyn Compatibility

This trait is dyn compatible.

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

Implementations on Foreign Types

impl<T> NSCollectionViewSectionHeaderView for ProtocolObject<T>

where T: ?Sized + NSCollectionViewSectionHeaderView,

Implementors