hierarchy & example

examples/styling_engine/src/main.rs

@@ -0,0 +1,44 @@
+#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")] // hide console window on Windows in release
+#![expect(rustdoc::missing_crate_level_docs)] // it's an example
+
+use eframe::egui::{self, Button, Frame, Grid, Margin, Panel, widget_style::HasModifiers as _};
+
+fn main() -> eframe::Result {
+    env_logger::init(); // Log to stderr (if you run with `RUST_LOG=debug`).
+
+    let options = eframe::NativeOptions {
+        viewport: egui::ViewportBuilder::default().with_inner_size([600.0, 400.0]),
+        ..Default::default()
+    };
+
+    let mut style_code = "// future style code live editor".to_owned();
+
+    eframe::run_ui_native("My egui App", options, move |ui, _frame| {
+        // Add a modifier to this ui
+        ui.add_modifier("body");
+        ui.label("body");
+        egui::CentralPanel::default().show_inside(ui, |ui| {
+            // Add a modifier to this ui
+            ui.add_modifier("central panel");
+            ui.label("central panel");
+
+            Panel::left("style_code").show_inside(ui, |ui| {
+                ui.add_modifier("style code editor");
+                ui.label("style code editor");
+
+                ui.text_edit_multiline(&mut style_code);
+            });
+
+            Grid::new("grid").show(ui, |ui| {
+                ui.add_modifier("grid");
+
+                Frame::new().inner_margin(Margin::same(10)).show(ui, |ui| {
+                    ui.add_modifier("frame1");
+
+                    ui.add(Button::new("button1").with_modifier("button1"));
+                    ui.add(Button::new("button2").with_modifier("button2"));
+                })
+            });
+        });
+    })
+}