70 lines
2.4 KiB
Rust
70 lines
2.4 KiB
Rust
#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")] // hide console window on Windows in release
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#![allow(rustdoc::missing_crate_level_docs)] // it's an example
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use eframe::egui::{
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self, Color32, Stroke, Style, Theme, global_theme_preference_buttons, style::Selection,
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};
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use egui_demo_lib::{View as _, WidgetGallery};
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fn main() -> eframe::Result {
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env_logger::init(); // Log to stderr (if you run with `RUST_LOG=debug`).
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let options = eframe::NativeOptions {
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viewport: egui::ViewportBuilder::default().with_inner_size([350.0, 590.0]),
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..Default::default()
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};
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eframe::run_native(
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"egui example: custom style",
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options,
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Box::new(|cc| Ok(Box::new(MyApp::new(cc)))),
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)
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}
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fn setup_custom_style(ctx: &egui::Context) {
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ctx.style_mut_of(Theme::Light, use_light_green_accent);
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ctx.style_mut_of(Theme::Dark, use_dark_purple_accent);
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}
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fn use_light_green_accent(style: &mut Style) {
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style.visuals.hyperlink_color = Color32::from_rgb(18, 180, 85);
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style.visuals.text_cursor.stroke.color = Color32::from_rgb(28, 92, 48);
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style.visuals.selection = Selection {
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bg_fill: Color32::from_rgb(157, 218, 169),
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stroke: Stroke::new(1.0, Color32::from_rgb(28, 92, 48)),
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};
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}
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fn use_dark_purple_accent(style: &mut Style) {
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style.visuals.hyperlink_color = Color32::from_rgb(202, 135, 227);
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style.visuals.text_cursor.stroke.color = Color32::from_rgb(234, 208, 244);
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style.visuals.selection = Selection {
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bg_fill: Color32::from_rgb(105, 67, 119),
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stroke: Stroke::new(1.0, Color32::from_rgb(234, 208, 244)),
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};
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}
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struct MyApp {
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widget_gallery: WidgetGallery,
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}
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impl MyApp {
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fn new(cc: &eframe::CreationContext<'_>) -> Self {
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setup_custom_style(&cc.egui_ctx);
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egui_extras::install_image_loaders(&cc.egui_ctx); // Needed for the "Widget Gallery" demo
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Self {
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widget_gallery: WidgetGallery::default(),
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}
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}
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}
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impl eframe::App for MyApp {
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fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
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egui::CentralPanel::default().show(ctx, |ui| {
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ui.heading("egui using a customized style");
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ui.label("Switch between dark and light mode to see the different styles in action.");
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global_theme_preference_buttons(ui);
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ui.separator();
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self.widget_gallery.ui(ui);
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});
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}
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}
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