Struct AppSender

pub struct AppSender { /* private fields */ }

Context struct passed to the application assistant creator

Implementations

impl AppSender

pub fn queue_message(&self, target: MessageTarget, message: Message)

Send a message to a view controller.

pub fn request_render(&self, target: ViewKey)

Request that a frame be rendered at the next appropriate time.

pub fn set_virtcon_mode(&self, virtcon_mode: VirtconMode)

Mode for applications running directly on the display coordinator. Used by Virtcon and the screen saver but not generally useful.

pub fn create_additional_view( &self, options: Option<CreateViewOptions>, ) -> ViewKey

Request the creation of an additional view.

pub fn close_additional_view(&self, view_key: ViewKey)

Close an additional view. It is a fatal error to attempt to close a view that was not created with create_additional_view().

pub fn create_cross_thread_sender<T: 'static + Send>( &self, target: MessageTarget, ) -> UnboundedSender<T>

Create an futures mpsc sender and a task to poll the receiver and forward the message to the app sender. This setup works around the problem that dyn Any references cannot be Send at the cost of an extra trip through the executor. The ’static trait bounds here means that messages send across thread may not contain any non-static references. The data in the messages must be owned, but no not themselves need to be static.

pub fn new_for_testing_purposes_only() -> AppSender

Create an context for testing things that need an app context.

Trait Implementations

impl Clone for AppSender

fn clone(&self) -> AppSender

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.