alice pellerin
46 lines
1.2 KiB
Rust
46 lines
1.2 KiB
Rust
use ratatui::{layout::Rect, style::{Color, Stylize}, text::{Line, Span}, widgets::Widget};
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use crate::{app::App, buffer::Buffer, custom_greys::CustomGreys};
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impl Widget for &App {
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fn render(self, area: Rect, buf: &mut ratatui::buffer::Buffer) {
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let current_buffer = &self.buffers[self.current_buffer_index];
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if self.buffers.len() == 1 {
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current_buffer.render(area, buf);
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} else {
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let tab_bar_area = Rect::new(area.x, area.y, area.width, 1);
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self.render_tab_bar().render(tab_bar_area, buf);
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let buffer_area = Rect::new(area.x, area.y + 1, area.width, area.height - 1);
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current_buffer.render(buffer_area, buf);
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}
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}
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}
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impl App {
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fn render_tab_bar(&self) -> Line<'static> {
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self.buffers
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.iter()
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.enumerate()
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.map(|(index, buffer)| tab_for(buffer, index == self.current_buffer_index))
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.collect()
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}
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}
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fn tab_for(buffer: &Buffer, is_active: bool) -> Span<'static> {
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let background = if is_active {
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Color::select_grey()
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} else {
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Color::ui_grey()
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};
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let modified_indicator = if buffer.has_unsaved_changes() {
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"[+]"
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} else {
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""
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};
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Span::from(format!(" {}{modified_indicator} ", buffer.file_name))
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.bg(background)
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}
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