migrations/egui
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Transfer to UiStack & rename to Classes

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This commit is contained in:
adrien
2026-02-25 14:14:12 +01:00
parent 7b51e091df
commit 887b8e2fe3
9 changed files with 183 additions and 279 deletions
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77
examples/styling_engine/src/main.rs
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@@ -1,7 +1,10 @@
#![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 _};
use eframe::egui::{
self, Frame, Grid, Margin, Panel, UiBuilder,
widget_style::{Classes, HasClasses as _},
};
fn main() -> eframe::Result {
env_logger::init(); // Log to stderr (if you run with `RUST_LOG=debug`).
@@ -14,31 +17,57 @@ fn main() -> eframe::Result {
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");
ui.scope_builder(
UiBuilder::new().classes(Classes::default().with_class("body")),
|ui| {
ui.label("body");
ui.label("central panel");
Panel::left("style_code").show_inside(ui, |ui| {
ui.add_modifier("style code editor");
ui.label("style code editor");
Panel::left("style_code").show_inside(ui, |ui| {
ui.scope_builder(
UiBuilder::new().classes(Classes::default().with_class("panel_left")),
|ui| {
ui.label("style code editor");
ui.text_edit_multiline(&mut style_code);
});
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"));
})
});
});
Grid::new("grid").show(ui, |ui| {
ui.scope_builder(
UiBuilder::new().classes(Classes::default().with_class("grid")),
|ui| {
Frame::new().inner_margin(Margin::same(10)).show(ui, |ui| {
ui.scope_builder(
UiBuilder::new()
.classes(Classes::default().with_class("frame1")),
|ui| {
let mut parent = Some(ui.stack());
let mut text = vec![];
let mut i: i32 = 0;
while let Some(p) = parent {
text.push(format!(
"{}{}class : '{}', kind : {:?}",
" ".repeat((2 * 0_i32.max(i - 1)) as usize),
if i > 0 { "\\- " } else { "" },
p.classes,
p.kind()
));
i += 1;
parent = p.parent.as_ref();
}
ui.label(format!(
"Current hierarchy :\n{}",
text.join("\n")
));
},
)
})
},
);
});
},
);
})
}