mirror of
https://github.com/Llewellynvdm/exa.git
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65 lines
1.7 KiB
Rust
65 lines
1.7 KiB
Rust
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use std::io::{Write, Result as IOResult};
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use term_grid as tg;
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use fs::File;
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use style::Colours;
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use output::file_name::FileStyle;
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#[derive(PartialEq, Debug, Copy, Clone)]
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pub struct Options {
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pub across: bool,
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pub console_width: usize,
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}
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impl Options {
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pub fn direction(&self) -> tg::Direction {
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if self.across { tg::Direction::LeftToRight }
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else { tg::Direction::TopToBottom }
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}
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}
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pub struct Render<'a> {
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pub files: Vec<File<'a>>,
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pub colours: &'a Colours,
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pub style: &'a FileStyle,
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pub opts: &'a Options,
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}
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impl<'a> Render<'a> {
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pub fn render<W: Write>(&self, w: &mut W) -> IOResult<()> {
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let mut grid = tg::Grid::new(tg::GridOptions {
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direction: self.opts.direction(),
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filling: tg::Filling::Spaces(2),
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});
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grid.reserve(self.files.len());
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for file in self.files.iter() {
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let filename = self.style.for_file(file, self.colours).paint();
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let width = filename.width();
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grid.add(tg::Cell {
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contents: format!("<>{}", filename.strings().to_string()),
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width: *width,
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});
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}
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if let Some(display) = grid.fit_into_width(self.opts.console_width) {
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write!(w, "{}", display)
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}
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else {
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// File names too long for a grid - drop down to just listing them!
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// This isn’t *quite* the same as the lines view, which also
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// displays full link paths.
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for file in self.files.iter() {
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let name_cell = self.style.for_file(file, self.colours).paint();
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writeln!(w, "{}", name_cell.strings())?;
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}
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Ok(())
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}
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}
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}
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