Enum freya::core::prelude::EventMessage

pub enum EventMessage {

Show 14 variants    UpdateTemplate(Template),
    PollVDOM,
    RequestRerender,
    RequestFullRerender,
    InvalidateArea(Rect<f32, Measure>),
    RemeasureTextGroup(TextGroupMeasurement),
    SetCursorIcon(CursorIcon),
    Accessibility(WindowEvent),
    FocusAccessibilityNode(NodeId),
    FocusNextAccessibilityNode,
    FocusPrevAccessibilityNode,
    ExitApp,
    WithWindow(Box<dyn FnOnce(&Window) + Sync + Send>),
    PlatformEvent(PlatformEvent),

}
Expand description

Custom EventLoop messages

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UpdateTemplate(Template)

Update the given template

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PollVDOM

Poll the VirtualDOM

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RequestRerender

Request a rerender

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RequestFullRerender

Request a full rerender

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InvalidateArea(Rect<f32, Measure>)

Invalidate a certain drawing area

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RemeasureTextGroup(TextGroupMeasurement)

Remeasure a text elements group

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SetCursorIcon(CursorIcon)

Change the cursor icon

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Accessibility(WindowEvent)

Accessibility Window Event

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FocusAccessibilityNode(NodeId)

Focus the given accessibility NodeID

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FocusNextAccessibilityNode

Focus the next accessibility Node

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FocusPrevAccessibilityNode

Focus the previous accessibility Node

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ExitApp

Close the whole app

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WithWindow(Box<dyn FnOnce(&Window) + Sync + Send>)

Callback to access the Window.

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PlatformEvent(PlatformEvent)

Raw platform event, this are low level events.

Trait Implementations§

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impl<'a, State> ApplicationHandler<EventMessage> for DesktopRenderer<'a, State>
where State: Clone,

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fn resumed(&mut self, event_loop: &ActiveEventLoop)

Emitted when the application has been resumed. Read more
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fn new_events(&mut self, _event_loop: &ActiveEventLoop, cause: StartCause)

Emitted when new events arrive from the OS to be processed. Read more
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fn user_event(&mut self, event_loop: &ActiveEventLoop, event: EventMessage)

Emitted when an event is sent from EventLoopProxy::send_event.
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fn window_event( &mut self, event_loop: &ActiveEventLoop, _window_id: WindowId, event: WindowEvent, )

Emitted when the OS sends an event to a winit window.
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fn exiting(&mut self, _event_loop: &ActiveEventLoop)

Emitted when the event loop is being shut down. Read more
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fn device_event( &mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: DeviceEvent, )

Emitted when the OS sends an event to a device.
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fn about_to_wait(&mut self, event_loop: &ActiveEventLoop)

Emitted when the event loop is about to block and wait for new events. Read more
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fn suspended(&mut self, event_loop: &ActiveEventLoop)

Emitted when the application has been suspended. Read more
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fn memory_warning(&mut self, event_loop: &ActiveEventLoop)

Emitted when the application has received a memory warning. Read more
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impl From<Event> for EventMessage

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fn from(value: Event) -> EventMessage

Converts to this type from the input type.

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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where T: Any + Send + Sync,

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Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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fn from(t: T) -> T

Returns the argument unchanged.

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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fn into(self) -> U

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fn into_either(self, into_left: bool) -> Either<Self, Self>

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Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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Initializes a with the given initializer. Read more
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type Output = T

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type Error = Infallible

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type Error = <U as TryFrom<T>>::Error

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