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//! Justify content example - demonstrating flexbox alignment
//!
//! Equivalent to ink's examples/justify-content
//!
//! Run with: cargo run --example justify_content
use rnk::prelude::*;
fn main() -> std::io::Result<()> {
render(app).run()
}
fn app() -> Element {
Box::new()
.flex_direction(FlexDirection::Column)
.padding(1)
// flex-start
.child(
Box::new()
.flex_direction(FlexDirection::Column)
.child(
Text::new("justify-content: flex-start")
.color(Color::Yellow)
.bold()
.into_element(),
)
.child(
Box::new()
.flex_direction(FlexDirection::Row)
.justify_content(JustifyContent::FlexStart)
.width(60)
.border_style(BorderStyle::Single)
.border_color(Color::Ansi256(240))
.child(item("A"))
.child(item("B"))
.child(item("C"))
.into_element(),
)
.into_element(),
)
.child(Newline::new().into_element())
// center
.child(
Box::new()
.flex_direction(FlexDirection::Column)
.child(
Text::new("justify-content: center")
.color(Color::Yellow)
.bold()
.into_element(),
)
.child(
Box::new()
.flex_direction(FlexDirection::Row)
.justify_content(JustifyContent::Center)
.width(60)
.border_style(BorderStyle::Single)
.border_color(Color::Ansi256(240))
.child(item("A"))
.child(item("B"))
.child(item("C"))
.into_element(),
)
.into_element(),
)
.child(Newline::new().into_element())
// flex-end
.child(
Box::new()
.flex_direction(FlexDirection::Column)
.child(
Text::new("justify-content: flex-end")
.color(Color::Yellow)
.bold()
.into_element(),
)
.child(
Box::new()
.flex_direction(FlexDirection::Row)
.justify_content(JustifyContent::FlexEnd)
.width(60)
.border_style(BorderStyle::Single)
.border_color(Color::Ansi256(240))
.child(item("A"))
.child(item("B"))
.child(item("C"))
.into_element(),
)
.into_element(),
)
.child(Newline::new().into_element())
// space-between
.child(
Box::new()
.flex_direction(FlexDirection::Column)
.child(
Text::new("justify-content: space-between")
.color(Color::Yellow)
.bold()
.into_element(),
)
.child(
Box::new()
.flex_direction(FlexDirection::Row)
.justify_content(JustifyContent::SpaceBetween)
.width(60)
.border_style(BorderStyle::Single)
.border_color(Color::Ansi256(240))
.child(item("A"))
.child(item("B"))
.child(item("C"))
.into_element(),
)
.into_element(),
)
.child(Newline::new().into_element())
// space-around
.child(
Box::new()
.flex_direction(FlexDirection::Column)
.child(
Text::new("justify-content: space-around")
.color(Color::Yellow)
.bold()
.into_element(),
)
.child(
Box::new()
.flex_direction(FlexDirection::Row)
.justify_content(JustifyContent::SpaceAround)
.width(60)
.border_style(BorderStyle::Single)
.border_color(Color::Ansi256(240))
.child(item("A"))
.child(item("B"))
.child(item("C"))
.into_element(),
)
.into_element(),
)
.child(Newline::new().into_element())
// space-evenly
.child(
Box::new()
.flex_direction(FlexDirection::Column)
.child(
Text::new("justify-content: space-evenly")
.color(Color::Yellow)
.bold()
.into_element(),
)
.child(
Box::new()
.flex_direction(FlexDirection::Row)
.justify_content(JustifyContent::SpaceEvenly)
.width(60)
.border_style(BorderStyle::Single)
.border_color(Color::Ansi256(240))
.child(item("A"))
.child(item("B"))
.child(item("C"))
.into_element(),
)
.into_element(),
)
.child(Newline::new().into_element())
.child(Text::new("Press 'q' to exit").dim().into_element())
.into_element()
}
fn item(label: &str) -> Element {
Box::new()
.background(Color::Blue)
.padding_x(2.0)
.child(Text::new(label).color(Color::White).bold().into_element())
.into_element()
}