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tengri/tui/examples/tui.rs
unspeaker 8dfe20a58c tui: update example
2025-09-08 17:48:56 +03:00

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use tengri::{self, Usually, Perhaps, input::*, output::*, tui::*, dsl::*};
use std::sync::{Arc, RwLock};
use crate::ratatui::style::Color;
//use crossterm::event::{*, KeyCode::*};
fn main () -> Usually<()> {
let state = Example::new();
Tui::new().unwrap().run(&state)?;
Ok(())
}
#[derive(Debug)] pub struct Example(
usize,
Measure<TuiOut>
);
impl Example {
fn new () -> Arc<RwLock<Self>> {
Arc::new(RwLock::new(Example(10, Measure::new())))
}
const BINDS: &'static str = stringify! {
(@left prev)
(@right next)
};
const VIEWS: &'static [&'static str] = &[
stringify! { :hello-world },
stringify! { (fill/xy :hello-world) },
stringify! { (bsp/s :hello :world) },
stringify! { (fixed/xy 20 10 :hello-world) },
stringify! { (bsp/s (fixed/xy 5 6 :hello) (fixed/xy 7 8 :world)) },
stringify! { (bsp/e (fixed/xy 5 6 :hello) (fixed/xy 7 8 :world)) },
stringify! { (bsp/n (fixed/xy 5 6 :hello) (fixed/xy 7 8 :world)) },
stringify! { (bsp/w (fixed/xy 5 6 :hello) (fixed/xy 7 8 :world)) },
stringify! { (bsp/a (fixed/xy 5 6 :hello) (fixed/xy 7 8 :world)) },
stringify! { (bsp/b (fixed/xy 5 6 :hello) (fixed/xy 7 8 :world)) },
stringify! {
(bsp/s
(bsp/e (align/nw (fixed/xy 5 3 :hello))
(bsp/e (align/n (fixed/xy 5 3 :hello))
(align/ne (fixed/xy 5 3 :hello))))
(bsp/s
(bsp/e (align/w (fixed/xy 5 3 :hello))
(bsp/e (align/c (fixed/xy 5 3 :hello))
(align/e (fixed/xy 5 3 :hello))))
(bsp/e (align/sw (fixed/xy 5 3 :hello))
(bsp/e (align/s (fixed/xy 5 3 :hello))
(align/se (fixed/xy 5 3 :hello))))))
},
stringify! {
(bsp/s
(bsp/e (fixed/xy 8 5 (align/nw :hello))
(bsp/e (fixed/xy 8 5 (align/n :hello))
(fixed/xy 8 5 (align/ne :hello))))
(bsp/s
(bsp/e (fixed/xy 8 5 (align/w :hello))
(bsp/e (fixed/xy 8 5 (align/c :hello))
(fixed/xy 8 5 (align/e :hello))))
(bsp/e (fixed/xy 8 5 (align/sw :hello))
(bsp/e (fixed/xy 8 5 (align/s :hello))
(fixed/xy 8 5 (align/se :hello))))))
},
stringify! {
(bsp/s
(bsp/e (grow/xy 1 1 (fixed/xy 8 5 (align/nw :hello)))
(bsp/e (grow/xy 1 1 (fixed/xy 8 5 (align/n :hello)))
(grow/xy 1 1 (fixed/xy 8 5 (align/ne :hello)))))
(bsp/s
(bsp/e (grow/xy 1 1 (fixed/xy 8 5 (align/w :hello)))
(bsp/e (grow/xy 1 1 (fixed/xy 8 5 (align/c :hello)))
(grow/xy 1 1 (fixed/xy 8 5 (align/e :hello)))))
(bsp/e (grow/xy 1 1 (fixed/xy 8 5 (align/sw :hello)))
(bsp/e (grow/xy 1 1 (fixed/xy 8 5 (align/s :hello)))
(grow/xy 1 1 (fixed/xy 8 5 (align/se :hello)))))))
},
stringify! { :map-e },
stringify! { (align/c :map-e) },
stringify! { :map-s },
stringify! { (align/c :map-s) },
stringify! {
(align/c (bg/behind :bg0 (margin/xy 1 1 (col
(bg/behind :bg1 (border/around :border1 (margin/xy 2 1 :label1)))
(bg/behind :bg2 (border/around :border2 (margin/xy 4 2 :label2)))
(bg/behind :bg3 (border/around :border3 (margin/xy 6 3 :label3)))))))
},
];
}
tui_draw!(|self: Example, to|to.place(&self.content()));
content!(TuiOut: |self: Example|{
let index = self.0 + 1;
let wh = self.1.wh();
let src = EXAMPLES.get(self.0).unwrap_or(&"");
let heading = format!("Example {}/{} in {:?}", index, EXAMPLES.len(), &wh);
let title = Tui::bg(Color::Rgb(60, 10, 10), Push::y(1, Align::n(heading)));
let code = Tui::bg(Color::Rgb(10, 60, 10), Push::y(2, Align::n(format!("{}", src))));
let content = ();//Tui::bg(Color::Rgb(10, 10, 60), View(self, CstIter::new(src)));
self.1.of(Bsp::s(title, Bsp::n(""/*code*/, content)))
});
handle!(TuiIn: |self: Example, input|{
Ok(None)/*if let Some(command) = CstIter::new(KEYMAP).command::<_, ExampleCommand, _>(self, input) {
command.execute(self)?;
Some(true)
} else {
None
})*/
});
//#[tengri_proc::expose]
//impl Example {
//fn _todo_u16_stub (&self) -> u16 { todo!() }
//fn _todo_bool_stub (&self) -> bool { todo!() }
//fn _todo_usize_stub (&self) -> usize { todo!() }
////[bool] => {}
////[u16] => {}
////[usize] => {}
//}
#[tengri_proc::command(Example)]
impl ExampleCommand {
fn next (state: &mut Example) -> Perhaps<Self> {
state.0 = (state.0 + 1) % EXAMPLES.len();
Ok(None)
}
fn prev (state: &mut Example) -> Perhaps<Self> {
state.0 = if state.0 > 0 { state.0 - 1 } else { EXAMPLES.len() - 1 };
Ok(None)
}
}
//#[tengri_proc::view(TuiOut)]
//impl Example {
//pub fn title (&self) -> impl Draw<TuiOut> + use<'_> {
//Tui::bg(Color::Rgb(60, 10, 10), Push::y(1, Align::n(format!("Example {}/{}:", self.0 + 1, EXAMPLES.len())))).boxed()
//}
//pub fn code (&self) -> impl Draw<TuiOut> + use<'_> {
//Tui::bg(Color::Rgb(10, 60, 10), Push::y(2, Align::n(format!("{}", EXAMPLES[self.0])))).boxed()
//}
//pub fn hello (&self) -> impl Draw<TuiOut> + use<'_> {
//Tui::bg(Color::Rgb(10, 100, 10), "Hello").boxed()
//}
//pub fn world (&self) -> impl Draw<TuiOut> + use<'_> {
//Tui::bg(Color::Rgb(100, 10, 10), "world").boxed()
//}
//pub fn hello_world (&self) -> impl Draw<TuiOut> + use<'_> {
//"Hello world!".boxed()
//}
//pub fn map_e (&self) -> impl Draw<TuiOut> + use<'_> {
//Map::east(5u16, ||0..5u16, |n, _i|format!("{n}")).boxed()
//}
//pub fn map_s (&self) -> impl Draw<TuiOut> + use<'_> {
//Map::south(5u16, ||0..5u16, |n, _i|format!("{n}")).boxed()
//}
//}
/*
fn content (&self) -> dyn Draw<Engine = Tui> {
let border_style = Style::default().fg(Color::Rgb(0,0,0));
Align::Center(Layers::new(move|add|{
add(&Background(Color::Rgb(0,128,128)))?;
add(&Margin::XY(1, 1, Stack::down(|add|{
add(&Layers::new(|add|{
add(&Background(Color::Rgb(128,96,0)))?;
add(&Border(Square(border_style)))?;
add(&Margin::XY(2, 1, "..."))?;
Ok(())
}).debug())?;
add(&Layers::new(|add|{
add(&Background(Color::Rgb(128,64,0)))?;
add(&Border(Lozenge(border_style)))?;
add(&Margin::XY(4, 2, "---"))?;
Ok(())
}).debug())?;
add(&Layers::new(|add|{
add(&Background(Color::Rgb(96,64,0)))?;
add(&Border(SquareBold(border_style)))?;
add(&Margin::XY(6, 3, "~~~"))?;
Ok(())
}).debug())?;
Ok(())
})).debug())?;
Ok(())
}))
//Align::Center(Margin::X(1, Layers::new(|add|{
//add(&Background(Color::Rgb(128,0,0)))?;
//add(&Stack::down(|add|{
//add(&Margin::Y(1, Layers::new(|add|{
//add(&Background(Color::Rgb(0,128,0)))?;
//add(&Align::Center("12345"))?;
//add(&Align::Center("FOO"))
//})))?;
//add(&Margin::XY(1, 1, Layers::new(|add|{
//add(&Align::Center("1234567"))?;
//add(&Align::Center("BAR"))?;
//add(&Background(Color::Rgb(0,0,128)))
//})))
//}))
//})))
//Align::Y(Layers::new(|add|{
//add(&Background(Color::Rgb(128,0,0)))?;
//add(&Margin::X(1, Align::Center(Stack::down(|add|{
//add(&Align::X(Margin::Y(1, Layers::new(|add|{
//add(&Background(Color::Rgb(0,128,0)))?;
//add(&Align::Center("12345"))?;
//add(&Align::Center("FOO"))
//})))?;
//add(&Margin::XY(1, 1, Layers::new(|add|{
//add(&Align::Center("1234567"))?;
//add(&Align::Center("BAR"))?;
//add(&Background(Color::Rgb(0,0,128)))
//})))?;
//Ok(())
//})))))
//}))
}
*/
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