Struct objc2::runtime::ProtocolBuilder

pub struct ProtocolBuilder { /* private fields */ }

A type for declaring a new protocol and adding new methods to it before registering it.

Implementations

impl ProtocolBuilder

pub fn new(name: &str) -> Option<Self>

Constructs a ProtocolBuilder with the given name.

Returns None if the protocol couldn’t be allocated.

Panics

Panics if the name contains an internal NULL byte.

pub fn add_method_description<Args, Ret>(&mut self, sel: Sel, required: bool)

where Args: EncodeArguments, Ret: EncodeReturn,

Adds an instance method declaration with a given description.

pub fn add_class_method_description<Args, Ret>( &mut self, sel: Sel, required: bool )

where Args: EncodeArguments, Ret: EncodeReturn,

Adds a class method declaration with a given description.

pub fn add_protocol(&mut self, proto: &AnyProtocol)

Adds a requirement on another protocol.

pub fn register(self) -> &'static AnyProtocol

Registers the ProtocolBuilder, consuming it and returning a reference to the newly registered AnyProtocol.

Trait Implementations

impl Debug for ProtocolBuilder

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Drop for ProtocolBuilder

fn drop(&mut self)

Executes the destructor for this type.

impl Send for ProtocolBuilder

impl Sync for ProtocolBuilder