41 lines
1.5 KiB
Rust
41 lines
1.5 KiB
Rust
use crate::compositor::{Component, Context};
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use helix_view::graphics::{Margin, Rect};
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use helix_view::info::Info;
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use tui::buffer::Buffer as Surface;
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use tui::widgets::{Block, Borders, Paragraph, Widget};
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impl Component for Info {
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fn render(&mut self, viewport: Rect, surface: &mut Surface, cx: &mut Context) {
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let text_style = cx.editor.theme.get("ui.text.info");
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let popup_style = cx.editor.theme.get("ui.popup.info");
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// Calculate the area of the terminal to modify. Because we want to
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// render at the bottom right, we use the viewport's width and height
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// which evaluate to the most bottom right coordinate.
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let width = self.width + 2 + 2; // +2 for border, +2 for margin
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let height = self.height + 2; // +2 for border
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let area = viewport.intersection(Rect::new(
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viewport.width.saturating_sub(width),
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viewport.height.saturating_sub(height + 2), // +2 for statusline
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width,
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height,
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));
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surface.clear_with(area, popup_style);
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let block = Block::default()
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.title(self.title.as_str())
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.borders(Borders::ALL)
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.border_style(popup_style);
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let margin = Margin {
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vertical: 0,
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horizontal: 1,
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};
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let inner = block.inner(area).inner(&margin);
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block.render(area, surface);
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Paragraph::new(self.text.as_str())
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.style(text_style)
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.render(inner, surface);
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}
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}
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