Struct ScriptThreadReceivers 

pub(crate) struct ScriptThreadReceivers {
    pub(crate) constellation_receiver: RoutedReceiver<ScriptThreadMessage>,
    pub(crate) image_cache_receiver: Receiver<ImageCacheResponseMessage>,
    pub(crate) devtools_server_receiver: Receiver<DevtoolScriptControlMsg>,
    pub(crate) webgpu_receiver: RefCell<Receiver<WebGPUMsg>>,
}

Fields

constellation_receiver: RoutedReceiver<ScriptThreadMessage>

A Receiver that receives messages from the constellation.

image_cache_receiver: Receiver<ImageCacheResponseMessage>

The Receiver which receives incoming messages from the ImageCache.

devtools_server_receiver: Receiver<DevtoolScriptControlMsg>

For receiving commands from an optional devtools server. Will be ignored if no such server exists. When devtools are not active this will be crossbeam_channel::never().

webgpu_receiver: RefCell<Receiver<WebGPUMsg>>

Receiver to receive commands from optional WebGPU server. When there is no active WebGPU context, this will be crossbeam_channel::never().

Implementations

impl ScriptThreadReceivers

pub(crate) fn recv( &self, task_queue: &TaskQueue<MainThreadScriptMsg>, timer_scheduler: &TimerScheduler, fully_active: &FxHashSet<PipelineId>, ) -> MixedMessage

Block until a message is received by any of the receivers of this ScriptThreadReceivers or the given TaskQueue or TimerScheduler. Return the first message received.

pub(crate) fn try_recv( &self, task_queue: &TaskQueue<MainThreadScriptMsg>, fully_active: &FxHashSet<PipelineId>, ) -> Option<MixedMessage>

Try to receive a from any of the receivers of this ScriptThreadReceivers or the given TaskQueue. Return None if no messages are ready to be received.

Trait Implementations

impl Traceable for ScriptThreadReceivers

unsafe fn trace(&self, tracer: *mut JSTracer)

Trace self.