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generalize Split

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🪞👃🪞 2024-09-15 19:58:43 +03:00
parent f7b2134310
commit 73aed04c64
2 changed files with 90 additions and 79 deletions
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79
crates/tek_core/src/tui.rs
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@ -337,85 +337,6 @@ impl<T: Widget<Engine = Tui>> Widget for Fixed<u16, T> {
}
}
impl<F> Widget for Split<Tui, F>
where
F: Send + Sync + Fn(&mut dyn FnMut(&dyn Widget<Engine = Tui>)->Usually<()>)->Usually<()>
{
type Engine = Tui;
fn layout (&self, to: [u16;2]) -> Perhaps<[u16;2]> {
let mut w = 0;
let mut h = 0;
match self.1 {
Direction::Down => {
(self.0)(&mut |component| {
if h >= to.h() {
return Ok(())
}
let area = Plus::Y(h, component as &dyn Widget<Engine = Tui>).layout(to)?;
if let Some([width, height]) = area {
h += height;
w = w.max(width)
}
Ok(())
})?;
},
Direction::Right => {
(self.0)(&mut |component| {
if w >= to.w() {
return Ok(())
}
let area = Plus::X(w, component as &dyn Widget<Engine = Tui>).layout(to)?;
if let Some([width, height]) = area {
w += width;
h = h.max(height)
}
Ok(())
})?;
},
_ => todo!()
};
Ok(Some([w, h]))
}
fn render (&self, to: &mut TuiOutput) -> Usually<()> {
let area = to.area();
let mut w = 0;
let mut h = 0;
match self.1 {
Direction::Down => {
(self.0)(&mut |component| {
if h >= area.h() {
return Ok(())
}
// FIXME
let area = Plus::Y(h, component as &dyn Widget<Engine = Tui>).layout(area.wh())?;
if let Some([width, height]) = area {
Plus::Y(h, component as &dyn Widget<Engine = Tui>).render(to)?;
h += height;
w = w.max(width)
};
Ok(())
})?;
},
Direction::Right => {
(self.0)(&mut |component| {
if w >= area.w() {
return Ok(())
}
let area = Plus::X(w, component as &dyn Widget<Engine = Tui>).layout(area.wh())?;
if let Some([width, height]) = area {
Plus::X(w, component as &dyn Widget<Engine = Tui>).render(to)?;
w += width;
h = h.max(height)
};
Ok(())
})?;
},
_ => todo!()
};
Ok(())
}
}
//impl<F> Widget for Layers<Tui, F>
//where
//F: Send + Sync + Fn(&mut dyn FnMut(&dyn Widget<Engine = Tui>)->Usually<()>)->Usually<()>