Trait MTLLogState 

pub unsafe trait MTLLogState:
    NSObjectProtocol
    + Send
    + Sync {
    // Provided method
    unsafe fn addLogHandler(
        &self,
        block: &DynBlock<dyn Fn(*mut NSString, *mut NSString, MTLLogLevel, NonNull<NSString>)>,
    )
       where Self: Sized + Message { ... }
}

Available on crate feature MTLLogState only.

Apple’s documentation

Provided Methods

unsafe fn addLogHandler( &self, block: &DynBlock<dyn Fn(*mut NSString, *mut NSString, MTLLogLevel, NonNull<NSString>)>, )

where Self: Sized + Message,

Available on crate feature block2 only.

Add a function block to handle log message output. In the absence of any handlers, log messages go through the default handler.

Safety

block block must be sendable.

Trait Implementations

impl ProtocolType for dyn MTLLogState

const NAME: &'static str = "MTLLogState"

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 MTLLogState

where T: ?Sized + Message + MTLLogState,

Implementations on Foreign Types

impl<T> MTLLogState for ProtocolObject<T>

where T: ?Sized + MTLLogState,

Implementors