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Merged
emilk merged 2 commits into from
Sep 2, 2026
Merged

Use simple syntax highlighting in demo #259

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e94542a
Use simple syntax highlighting in demo
emilk Sep 2, 2026
bb010e8
turn off text wrapping in code editor
emilk Sep 2, 2026
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35 changes: 35 additions & 0 deletions Cargo.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -953,6 +953,7 @@ dependencies = [
"custom_plot_manipulation",
"eframe",
"egui",
"egui_extras",
"env_logger",
"examples_utils",
"filled_area",
Expand Down Expand Up @@ -1161,6 +1162,20 @@ dependencies = [
"winit",
]

[[package]]
name = "egui_extras"
version = "0.36.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b2cb8e069ccbb4b9f49e9c8f52637a088dc520b1d20f4071fdcb801ec4606fc4"
dependencies = [
"ahash",
"egui",
"enum-map",
"itertools",
"log",
"profiling",
]

[[package]]
name = "egui_glow"
version = "0.36.0"
Expand Down Expand Up @@ -1233,6 +1248,26 @@ version = "1.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "66b7e2430c6dff6a955451e2cfc438f09cea1965a9d6f87f7e3b90decc014099"

[[package]]
name = "enum-map"
version = "2.7.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6866f3bfdf8207509a033af1a75a7b08abda06bbaaeae6669323fd5a097df2e9"
dependencies = [
"enum-map-derive",
]

[[package]]
name = "enum-map-derive"
version = "0.17.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f282cfdfe92516eb26c2af8589c274c7c17681f5ecc03c18255fe741c6aa64eb"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.119",
]

[[package]]
name = "enumflags2"
version = "0.7.12"
Expand Down
1 change: 1 addition & 0 deletions Cargo.toml
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Expand Up @@ -54,6 +54,7 @@ assertables = "9.8.2"
document-features = "0.2.12"
eframe = { version = "0.36.0", default-features = false }
egui = { version = "0.36.0", default-features = false }
egui_extras = { version = "=0.36.0", default-features = false }
egui_kittest = { version = "0.36.0", default-features = false }
emath = { version = "0.36.0", default-features = false }
env_logger = { version = "0.11.8", default-features = false, features = [
Expand Down
1 change: 1 addition & 0 deletions demo/Cargo.toml
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Expand Up @@ -15,6 +15,7 @@ workspace = true
[dependencies]

egui.workspace = true
egui_extras.workspace = true
eframe = { workspace = true, default-features = false, features = [
"default_fonts", # Embed the default egui fonts.
"glow", # Use the glow rendering backend. Alternative: "wgpu".
Expand Down
10 changes: 5 additions & 5 deletions demo/src/app.rs
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
use eframe::egui;
use egui::RichText;
use egui::ScrollArea;
use egui::TextEdit;
use egui::Vec2;
use egui::special_emojis::GITHUB;
use examples_utils::PlotExample;
Expand Down Expand Up @@ -141,10 +140,11 @@ impl DemoGallery {
format!("{GITHUB_URL}/tree/main/examples/{}", example.name()),
);
});
let mut source_code = String::from_utf8_lossy(example.code_bytes()).to_string();
ScrollArea::vertical().show(ui, |ui| {
let text_edit = TextEdit::multiline(&mut source_code).code_editor().desired_width(600.0);
ui.add(text_edit);
let source_code = String::from_utf8_lossy(example.code_bytes());
ScrollArea::both().show(ui, |ui| {
ui.style_mut().wrap_mode = Some(egui::TextWrapMode::Extend);
let code_theme = egui_extras::syntax_highlighting::CodeTheme::from_style(ui.style());
egui_extras::syntax_highlighting::code_view_ui(ui, &code_theme, &source_code, "rs");
});
});
}
Expand Down
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