Struct egui_winit::State

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pub struct State { /* private fields */ }
Expand description

Handles the integration between egui and a winit Window.

Instantiate one of these per viewport/window.

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impl State

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pub fn new( egui_ctx: Context, viewport_id: ViewportId, display_target: &dyn HasDisplayHandle, native_pixels_per_point: Option<f32>, max_texture_side: Option<usize> ) -> Self

Construct a new instance

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pub fn init_accesskit<T: From<ActionRequestEvent> + Send>( &mut self, window: &Window, event_loop_proxy: EventLoopProxy<T>, initial_tree_update_factory: impl 'static + FnOnce() -> TreeUpdate + Send )

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pub fn set_max_texture_side(&mut self, max_texture_side: usize)

Call this once a graphics context has been created to update the maximum texture dimensions that egui will use.

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pub fn clipboard_text(&mut self) -> Option<String>

Fetches text from the clipboard and returns it.

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pub fn set_clipboard_text(&mut self, text: String)

Places the text onto the clipboard.

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pub fn allow_ime(&self) -> bool

Returns false or the last value that Window::set_ime_allowed() was called with, used for debouncing.

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pub fn set_allow_ime(&mut self, allow: bool)

Set the last value that Window::set_ime_allowed() was called with.

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pub fn egui_ctx(&self) -> &Context

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pub fn egui_input(&self) -> &RawInput

The current input state. This is changed by Self::on_window_event and cleared by Self::take_egui_input.

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pub fn egui_input_mut(&mut self) -> &mut RawInput

The current input state. This is changed by Self::on_window_event and cleared by Self::take_egui_input.

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pub fn take_egui_input(&mut self, window: &Window) -> RawInput

Prepare for a new frame by extracting the accumulated input,

as well as setting the time and screen rectangle.

You need to set egui::RawInput::viewports yourself though. Use update_viewport_info to update the info for each viewport.

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pub fn on_window_event( &mut self, window: &Window, event: &WindowEvent ) -> EventResponse

Call this when there is a new event.

The result can be found in Self::egui_input and be extracted with Self::take_egui_input.

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pub fn on_mouse_motion(&mut self, delta: (f64, f64))

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pub fn on_accesskit_action_request(&mut self, request: ActionRequest)

Call this when there is a new accesskit::ActionRequest.

The result can be found in Self::egui_input and be extracted with Self::take_egui_input.

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pub fn handle_platform_output( &mut self, window: &Window, platform_output: PlatformOutput )

Call with the output given by egui.

This will, if needed:

  • update the cursor
  • copy text to the clipboard
  • open any clicked urls
  • update the IME

Auto Trait Implementations§

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impl Freeze for State

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impl !RefUnwindSafe for State

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impl !Send for State

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impl !Sync for State

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impl Unpin for State

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impl !UnwindSafe for State

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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.