docs: update main lib.rs / README examples (#1280)

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Josh McKinney 2024-08-04 05:09:28 -07:00 committed by GitHub
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2 changed files with 100 additions and 126 deletions

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@ -128,6 +128,7 @@ Website] for more info. For example, if you are using [Crossterm], you can use t
use std::io::{self, stdout};
use ratatui::{
backend::CrosstermBackend,
crossterm::{
event::{self, Event, KeyCode},
terminal::{
@ -135,8 +136,8 @@ use ratatui::{
},
ExecutableCommand,
},
prelude::*,
widgets::*,
widgets::{Block, Paragraph},
Frame, Terminal,
};
fn main() -> io::Result<()> {
@ -186,34 +187,27 @@ area. This lets you describe a responsive terminal UI by nesting layouts. See th
section of the [Ratatui Website] for more info.
```rust
use ratatui::{prelude::*, widgets::*};
use ratatui::{
layout::{Constraint, Layout},
widgets::Block,
Frame,
};
fn ui(frame: &mut Frame) {
let main_layout = Layout::new(
Direction::Vertical,
[
let [title_area, main_area, status_area] = Layout::vertical([
Constraint::Length(1),
Constraint::Min(0),
Constraint::Length(1),
],
)
.split(frame.size());
frame.render_widget(
Block::new().borders(Borders::TOP).title("Title Bar"),
main_layout[0],
);
frame.render_widget(
Block::new().borders(Borders::TOP).title("Status Bar"),
main_layout[2],
);
])
.areas(frame.size());
let [left_area, right_area] =
Layout::horizontal([Constraint::Percentage(50), Constraint::Percentage(50)])
.areas(main_area);
let inner_layout = Layout::new(
Direction::Horizontal,
[Constraint::Percentage(50), Constraint::Percentage(50)],
)
.split(main_layout[1]);
frame.render_widget(Block::bordered().title("Left"), inner_layout[0]);
frame.render_widget(Block::bordered().title("Right"), inner_layout[1]);
frame.render_widget(Block::bordered().title("Title Bar"), title_area);
frame.render_widget(Block::bordered().title("Status Bar"), status_area);
frame.render_widget(Block::bordered().title("Left"), left_area);
frame.render_widget(Block::bordered().title("Right"), right_area);
}
```
@ -234,48 +228,41 @@ short-hand syntax to apply a style to widgets and text. See the [Styling Text] s
[Ratatui Website] for more info.
```rust
use ratatui::{prelude::*, widgets::*};
use ratatui::{
layout::{Constraint, Layout},
style::{Color, Modifier, Style, Stylize},
text::{Line, Span},
widgets::{Block, Paragraph},
Frame,
};
fn ui(frame: &mut Frame) {
let areas = Layout::new(
Direction::Vertical,
[
Constraint::Length(1),
Constraint::Length(1),
Constraint::Length(1),
Constraint::Length(1),
Constraint::Min(0),
],
)
.split(frame.size());
let areas = Layout::vertical([Constraint::Length(1); 4]).split(frame.size());
let span1 = Span::raw("Hello ");
let span2 = Span::styled(
let line = Line::from(vec![
Span::raw("Hello "),
Span::styled(
"World",
Style::new()
.fg(Color::Green)
.bg(Color::White)
.add_modifier(Modifier::BOLD),
);
let span3 = "!".red().on_light_yellow().italic();
),
"!".red().on_light_yellow().italic(),
]);
frame.render_widget(line, areas[0]);
let line = Line::from(vec![span1, span2, span3]);
let text: Text = Text::from(vec![line]);
// using the short-hand syntax and implicit conversions
let paragraph = Paragraph::new("Hello World!".red().on_white().bold());
frame.render_widget(paragraph, areas[1]);
frame.render_widget(Paragraph::new(text), areas[0]);
// or using the short-hand syntax and implicit conversions
frame.render_widget(
Paragraph::new("Hello World!".red().on_white().bold()),
areas[1],
);
// style the whole widget instead of just the text
let paragraph = Paragraph::new("Hello World!").style(Style::new().red().on_white());
frame.render_widget(paragraph, areas[2]);
// to style the whole widget instead of just the text
frame.render_widget(
Paragraph::new("Hello World!").style(Style::new().red().on_white()),
areas[2],
);
// or using the short-hand syntax
frame.render_widget(Paragraph::new("Hello World!").blue().on_yellow(), areas[3]);
// use the simpler short-hand syntax
let paragraph = Paragraph::new("Hello World!").blue().on_yellow();
frame.render_widget(paragraph, areas[3]);
}
```

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@ -105,6 +105,7 @@
//! use std::io::{self, stdout};
//!
//! use ratatui::{
//! backend::CrosstermBackend,
//! crossterm::{
//! event::{self, Event, KeyCode},
//! terminal::{
@ -112,8 +113,8 @@
//! },
//! ExecutableCommand,
//! },
//! prelude::*,
//! widgets::*,
//! widgets::{Block, Paragraph},
//! Frame, Terminal,
//! };
//!
//! fn main() -> io::Result<()> {
@ -163,34 +164,27 @@
//! section of the [Ratatui Website] for more info.
//!
//! ```rust,no_run
//! use ratatui::{prelude::*, widgets::*};
//! use ratatui::{
//! layout::{Constraint, Layout},
//! widgets::Block,
//! Frame,
//! };
//!
//! fn ui(frame: &mut Frame) {
//! let main_layout = Layout::new(
//! Direction::Vertical,
//! [
//! let [title_area, main_area, status_area] = Layout::vertical([
//! Constraint::Length(1),
//! Constraint::Min(0),
//! Constraint::Length(1),
//! ],
//! )
//! .split(frame.size());
//! frame.render_widget(
//! Block::new().borders(Borders::TOP).title("Title Bar"),
//! main_layout[0],
//! );
//! frame.render_widget(
//! Block::new().borders(Borders::TOP).title("Status Bar"),
//! main_layout[2],
//! );
//! ])
//! .areas(frame.size());
//! let [left_area, right_area] =
//! Layout::horizontal([Constraint::Percentage(50), Constraint::Percentage(50)])
//! .areas(main_area);
//!
//! let inner_layout = Layout::new(
//! Direction::Horizontal,
//! [Constraint::Percentage(50), Constraint::Percentage(50)],
//! )
//! .split(main_layout[1]);
//! frame.render_widget(Block::bordered().title("Left"), inner_layout[0]);
//! frame.render_widget(Block::bordered().title("Right"), inner_layout[1]);
//! frame.render_widget(Block::bordered().title("Title Bar"), title_area);
//! frame.render_widget(Block::bordered().title("Status Bar"), status_area);
//! frame.render_widget(Block::bordered().title("Left"), left_area);
//! frame.render_widget(Block::bordered().title("Right"), right_area);
//! }
//! ```
//!
@ -211,48 +205,41 @@
//! [Ratatui Website] for more info.
//!
//! ```rust,no_run
//! use ratatui::{prelude::*, widgets::*};
//! use ratatui::{
//! layout::{Constraint, Layout},
//! style::{Color, Modifier, Style, Stylize},
//! text::{Line, Span},
//! widgets::{Block, Paragraph},
//! Frame,
//! };
//!
//! fn ui(frame: &mut Frame) {
//! let areas = Layout::new(
//! Direction::Vertical,
//! [
//! Constraint::Length(1),
//! Constraint::Length(1),
//! Constraint::Length(1),
//! Constraint::Length(1),
//! Constraint::Min(0),
//! ],
//! )
//! .split(frame.size());
//! let areas = Layout::vertical([Constraint::Length(1); 4]).split(frame.size());
//!
//! let span1 = Span::raw("Hello ");
//! let span2 = Span::styled(
//! let line = Line::from(vec![
//! Span::raw("Hello "),
//! Span::styled(
//! "World",
//! Style::new()
//! .fg(Color::Green)
//! .bg(Color::White)
//! .add_modifier(Modifier::BOLD),
//! );
//! let span3 = "!".red().on_light_yellow().italic();
//! ),
//! "!".red().on_light_yellow().italic(),
//! ]);
//! frame.render_widget(line, areas[0]);
//!
//! let line = Line::from(vec![span1, span2, span3]);
//! let text: Text = Text::from(vec![line]);
//! // using the short-hand syntax and implicit conversions
//! let paragraph = Paragraph::new("Hello World!".red().on_white().bold());
//! frame.render_widget(paragraph, areas[1]);
//!
//! frame.render_widget(Paragraph::new(text), areas[0]);
//! // or using the short-hand syntax and implicit conversions
//! frame.render_widget(
//! Paragraph::new("Hello World!".red().on_white().bold()),
//! areas[1],
//! );
//! // style the whole widget instead of just the text
//! let paragraph = Paragraph::new("Hello World!").style(Style::new().red().on_white());
//! frame.render_widget(paragraph, areas[2]);
//!
//! // to style the whole widget instead of just the text
//! frame.render_widget(
//! Paragraph::new("Hello World!").style(Style::new().red().on_white()),
//! areas[2],
//! );
//! // or using the short-hand syntax
//! frame.render_widget(Paragraph::new("Hello World!").blue().on_yellow(), areas[3]);
//! // use the simpler short-hand syntax
//! let paragraph = Paragraph::new("Hello World!").blue().on_yellow();
//! frame.render_widget(paragraph, areas[3]);
//! }
//! ```
//!