efx 0.6.1

Rust XML templating engine for building egui UIs with procedural macros
Documentation 
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//! Minimal EFx + bevy_egui overlay example.
//! Run: `cargo run -p efx --example bevy_overlay`
use bevy::prelude::*;
use bevy_egui::{egui, EguiContexts, EguiPlugin, EguiPrimaryContextPass};
use efx::efx;

fn main() {
    App::new()
        .add_plugins(DefaultPlugins)
        .add_plugins(EguiPlugin::default())
        .insert_resource(UiState::default())
        .add_systems(EguiPrimaryContextPass, ui_system)
        .run();
}

#[derive(Resource, Default)]
struct UiState {
    clicks: usize,
}

fn ui_system(mut contexts: EguiContexts, mut state: ResMut<UiState>) -> Result {
    egui::Window::new("EFx + Bevy").show(contexts.ctx_mut()?, |ui| {
        if efx!(ui, r#"<Button>Click</Button>"#).clicked() {
            state.clicks += 1;
        }
        ui.label(format!("Clicks: {}", state.clicks));
    });
    Ok(())
}