Expand description
Text Editor Widget for egui with numbered lines and simple syntax highlighting based on keywords sets.
§Usage with egui
use egui_code_editor::{CodeEditor, ColorTheme, Syntax};
CodeEditor::default()
.id_source("code editor")
.with_rows(12)
.with_fontsize(14.0)
.with_theme(ColorTheme::GRUVBOX)
.with_syntax(Syntax::rust())
.with_numlines(true)
.show(ui, &mut self.code);
§Usage as lexer without egui
Cargo.toml
[dependencies]
egui_code_editor = { version = "0.2" , default-features = false }
colorful = "0.2.2"
main.rs
use colorful::{Color, Colorful};
use egui_code_editor::{Syntax, Token, TokenType};
fn color(token: TokenType) -> Color {
match token {
TokenType::Comment(_) => Color::Grey37,
TokenType::Function => Color::Yellow3b,
TokenType::Keyword => Color::IndianRed1c,
TokenType::Literal => Color::NavajoWhite1,
TokenType::Numeric(_) => Color::MediumPurple,
TokenType::Punctuation(_) => Color::Orange3,
TokenType::Special => Color::Cyan,
TokenType::Str(_) => Color::Green,
TokenType::Type => Color::GreenYellow,
TokenType::Whitespace(_) => Color::White,
TokenType::Unknown => Color::Pink1,
}
}
fn main() {
let text = r#"// Code Editor
CodeEditor::default()
.id_source("code editor")
.with_rows(12)
.with_fontsize(14.0)
.with_theme(self.theme)
.with_syntax(self.syntax.to_owned())
.with_numlines(true)
.vscroll(true)
.show(ui, &mut self.code);
"#;
let syntax = Syntax::rust();
for token in Token::default().tokens(&syntax, text) {
print!("{}", token.buffer().color(color(token.ty())));
}
}
Re-exports§
pub use highlighting::Token;
Modules§
Structs§
- CodeEditor struct which stores settings for highlighting.
- Colors in hexadecimal notation as used in HTML and CSS.
- Rules for highlighting.
Enums§
Constants§
- Array of default themes.