rat_widget/layout/
layout_dialog.rs

1use crate::layout::GenericLayout;
2use ratatui::layout::{Constraint, Flex, Layout, Rect};
3use ratatui::widgets::Padding;
4
5#[derive(Debug, PartialEq, Eq, Hash, Clone, Copy)]
6pub enum DialogItem {
7    /// Area inside the border.
8    Inner,
9    /// Area where dialog content can be rendered.
10    Content,
11    /// Button area
12    Buttons,
13    /// Area for the nth button.
14    Button(usize),
15}
16
17/// Calculates a layout for a dialog with buttons.
18pub fn layout_dialog<const N: usize>(
19    area: Rect,
20    padding: Padding,
21    buttons: [Constraint; N],
22    button_spacing: u16,
23    button_flex: Flex,
24) -> GenericLayout<DialogItem> {
25    let inner = Rect::new(
26        area.x + padding.left,
27        area.y + padding.top,
28        area.width.saturating_sub(padding.left + padding.right),
29        area.height.saturating_sub(padding.top + padding.bottom),
30    );
31
32    let l_content = Layout::vertical([
33        Constraint::Fill(1),
34        Constraint::Length(1),
35        Constraint::Length(1),
36    ])
37    .split(inner);
38
39    let l_buttons = Layout::horizontal(buttons)
40        .spacing(button_spacing)
41        .flex(button_flex)
42        .areas::<N>(l_content[2]);
43
44    let mut gen_layout = GenericLayout::new();
45    gen_layout.set_area(area);
46    gen_layout.set_page_size(area.as_size());
47    gen_layout.set_page_count(1);
48
49    gen_layout.add(DialogItem::Inner, inner, None, Rect::default());
50    gen_layout.add(DialogItem::Content, l_content[0], None, Rect::default());
51    gen_layout.add(DialogItem::Buttons, l_content[2], None, Rect::default());
52    for (n, area) in l_buttons.iter().enumerate() {
53        gen_layout.add(DialogItem::Button(n), *area, None, Rect::default());
54    }
55
56    gen_layout
57}
rat_widget/layout/layout_dialog.rs

rat_widget/layout/
layout_dialog.rs
