Trait CALayerDelegate 

pub unsafe trait CALayerDelegate: NSObjectProtocol {
    // Provided methods
    unsafe fn displayLayer(&self, layer: &CALayer)
       where Self: Sized + Message { ... }
    unsafe fn drawLayer_inContext(&self, layer: &CALayer, ctx: &CGContext)
       where Self: Sized + Message { ... }
    unsafe fn layerWillDraw(&self, layer: &CALayer)
       where Self: Sized + Message { ... }
    unsafe fn layoutSublayersOfLayer(&self, layer: &CALayer)
       where Self: Sized + Message { ... }
    unsafe fn actionForLayer_forKey(
        &self,
        layer: &CALayer,
        event: &NSString,
    ) -> Option<Retained<ProtocolObject<dyn CAAction>>>
       where Self: Sized + Message { ... }
}

Available on crate feature CALayer only.

Delegate methods. *

See also Apple’s documentation

Provided Methods

unsafe fn displayLayer(&self, layer: &CALayer)

where Self: Sized + Message,

unsafe fn drawLayer_inContext(&self, layer: &CALayer, ctx: &CGContext)

where Self: Sized + Message,

Available on crate feature objc2-core-graphics only.

unsafe fn layerWillDraw(&self, layer: &CALayer)

where Self: Sized + Message,

unsafe fn layoutSublayersOfLayer(&self, layer: &CALayer)

where Self: Sized + Message,

unsafe fn actionForLayer_forKey( &self, layer: &CALayer, event: &NSString, ) -> Option<Retained<ProtocolObject<dyn CAAction>>>

where Self: Sized + Message,

Trait Implementations

impl ProtocolType for dyn CALayerDelegate

const NAME: &'static str = "CALayerDelegate"

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 CALayerDelegate

where T: ?Sized + Message + CALayerDelegate,

Implementations on Foreign Types

impl<T> CALayerDelegate for ProtocolObject<T>

where T: ?Sized + CALayerDelegate,

Implementors