Struct WindowToEguiContextMap 

pub struct WindowToEguiContextMap {
    pub window_to_contexts: HashMap<Entity, HashSet<Entity>>,
    pub context_to_window: HashMap<Entity, Entity>,
}

A bidirectional map between Window and EguiContext entities. Multiple contexts may belong to a single window.

Fields

window_to_contexts: HashMap<Entity, HashSet<Entity>>

Indexes contexts by windows.

context_to_window: HashMap<Entity, Entity>

Indexes windows by contexts.

Implementations

impl WindowToEguiContextMap

pub fn on_egui_context_added_system( res: ResMut<'_, Self>, added_contexts: Query<'_, '_, (Entity, &Camera, &mut EguiContext), Added<EguiContext>>, primary_window: Query<'_, '_, Entity, With<PrimaryWindow>>, event_loop_proxy: Res<'_, EventLoopProxyWrapper<WakeUp>>, )

Adds a context to the map on creation.

pub fn on_egui_context_removed_system( res: ResMut<'_, Self>, removed_contexts: RemovedComponents<'_, '_, EguiContext>, )

Removes a context from the map on removal.

Trait Implementations

impl Default for WindowToEguiContextMap

fn default() -> WindowToEguiContextMap

Returns the “default value” for a type.

impl Resource for WindowToEguiContextMap

where Self: Send + Sync + 'static,