Trait DOMXPathNSResolver 

pub unsafe trait DOMXPathNSResolver: NSObjectProtocol {
    // Provided method
    unsafe fn lookupNamespaceURI(
        &self,
        prefix: Option<&NSString>,
    ) -> Option<Retained<NSString>>
       where Self: Sized + Message { ... }
}

👎Deprecated

Available on crate feature DOMXPathNSResolver only.

Apple’s documentation

Provided Methods

unsafe fn lookupNamespaceURI( &self, prefix: Option<&NSString>, ) -> Option<Retained<NSString>>

where Self: Sized + Message,

👎Deprecated

Safety

prefix might not allow None.

Trait Implementations

impl ProtocolType for dyn DOMXPathNSResolver

const NAME: &'static str = "DOMXPathNSResolver"

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 DOMXPathNSResolver

where T: ?Sized + Message + DOMXPathNSResolver,

Dyn Compatibility

This trait is dyn compatible.

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

Implementations on Foreign Types

impl<T> DOMXPathNSResolver for ProtocolObject<T>

where T: ?Sized + DOMXPathNSResolver,

Implementors