Trait AVExternalSyncDeviceDelegate 

pub unsafe trait AVExternalSyncDeviceDelegate: NSObjectProtocol {
    // Provided methods
    unsafe fn externalSyncDeviceStatusDidChange(
        &self,
        device: &AVExternalSyncDevice,
    )
       where Self: Sized + Message { ... }
    unsafe fn externalSyncDevice_failedWithError(
        &self,
        device: &AVExternalSyncDevice,
        error: Option<&NSError>,
    )
       where Self: Sized + Message { ... }
}

Available on crate feature AVExternalSyncDevice only.

Defines an interface for delegates of AVCaptureDeviceInput to respond to events that occur when connecting, calibrating, and disconnecting external sync devices.

See also Apple’s documentation

Provided Methods

unsafe fn externalSyncDeviceStatusDidChange( &self, device: &AVExternalSyncDevice, )

where Self: Sized + Message,

Informs your delegate when the external sync device status has changed.

unsafe fn externalSyncDevice_failedWithError( &self, device: &AVExternalSyncDevice, error: Option<&NSError>, )

where Self: Sized + Message,

Trait Implementations

impl ProtocolType for dyn AVExternalSyncDeviceDelegate

const NAME: &'static str = "AVExternalSyncDeviceDelegate"

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 AVExternalSyncDeviceDelegate

where T: ?Sized + Message + AVExternalSyncDeviceDelegate,

Implementations on Foreign Types

impl<T> AVExternalSyncDeviceDelegate for ProtocolObject<T>

where T: ?Sized + AVExternalSyncDeviceDelegate,

Implementors