INIT

examples/js_emit.rs

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+//! Shows how to emit a message from the webview to the application.
+
+use bevy::prelude::*;
+use bevy_cef::prelude::*;
+use serde::Deserialize;
+
+fn main() {
+    App::new()
+        .add_plugins((
+            DefaultPlugins,
+            CefPlugin,
+            JsEmitEventPlugin::<Message>::default(),
+        ))
+        .add_systems(
+            Startup,
+            (spawn_camera, spawn_directional_light, spawn_webview),
+        )
+        .add_observer(apply_receive_message)
+        .run();
+}
+
+#[derive(Event, Deserialize)]
+struct Message {
+    count: u32,
+}
+
+fn apply_receive_message(trigger: Trigger<Message>) {
+    info!("Received: {:?}", trigger.count);
+}
+
+fn spawn_camera(mut commands: Commands) {
+    commands.spawn((
+        Camera3d::default(),
+        Transform::from_translation(Vec3::new(0., 0., 3.)).looking_at(Vec3::ZERO, Vec3::Y),
+    ));
+}
+
+fn spawn_directional_light(mut commands: Commands) {
+    commands.spawn((
+        DirectionalLight::default(),
+        Transform::from_translation(Vec3::new(1., 1., 1.)).looking_at(Vec3::ZERO, Vec3::Y),
+    ));
+}
+
+fn spawn_webview(
+    mut commands: Commands,
+    mut meshes: ResMut<Assets<Mesh>>,
+    mut materials: ResMut<Assets<WebviewExtendStandardMaterial>>,
+) {
+    commands.spawn((
+        CefWebviewUri::local("js_emit.html"),
+        Mesh3d(meshes.add(Plane3d::new(Vec3::Z, Vec2::ONE))),
+        MeshMaterial3d(materials.add(WebviewExtendStandardMaterial::default())),
+    ));
+}