colored file names

Cargo.toml

@@ -10,3 +10,4 @@ unicode-width = "0.1.5"
 lazy_static = "*"
 x11-clipboard = "*"
 alphanumeric-sort = "1.0.6"
+lscolors = { version = "0.5.0", features = [ "ansi_term" ]  }

src/files.rs

@@ -5,12 +5,15 @@ use std::ffi::OsStr;
 use std::cmp::{Ord, Ordering};
 
 pub struct Files(Vec<File>);
+use lscolors::{LsColors, Style};
 
 impl Index<usize> for Files {
     type Output = File;
     fn index(&self, pos: usize) -> &Self::Output {
         &self.0[pos]
     }
+lazy_static! {
+    static ref COLORS: LsColors = LsColors::from_env().unwrap();
 }
 
 impl PartialOrd for File {
@@ -45,8 +48,14 @@ impl Files {
             let name = name.to_string_lossy();
             let kind = get_kind(&file);
             let path = file.path();
-            let size = file.metadata()?.len() / 1024;
+            let meta = file.metadata()?;
-            let file = File::new(&name, path, kind, size as usize);
+            let size = meta.len() / 1024;
+            let style
+                = match COLORS.style_for_path_with_metadata(file.path(), Some(&meta)) {
+                    Some(style) => Some(style.clone()),
+                    None => None
+                };
+            let file = File::new(&name, path, kind, size as usize, style);
             match kind {
                 Kind::Directory => dirs.push(file),
                 _ => files.push(file),
@@ -84,6 +93,7 @@ pub struct File {
     pub path: PathBuf,
     pub size: Option<usize>,
     pub kind: Kind,
+    pub style: Option<Style>
     // owner: Option<String>,
     // group: Option<String>,
     // flags: Option<String>,
@@ -93,12 +103,17 @@ pub struct File {
 
 
 impl File {
-    pub fn new(name: &str, path: PathBuf, kind: Kind, size: usize) -> File {
+    pub fn new(name: &str,
+               path: PathBuf,
+               kind: Kind,
+               size: usize,
+               style: Option<Style>) -> File {
         File {
             name: name.to_string(),
             path: path,
             size: Some(size),
-            kind: kind
+            kind: kind,
+            style: style
             // owner: None,
             // group: None,
             // flags: None,

src/listview.rs

@@ -61,17 +61,22 @@ impl<T: 'static> ListView<T> where ListView<T>: Widget {
         self.selection += 1;
     }
 
-    fn render_line(&self, name: &str, size: usize, unit: &str) -> String {
+    fn render_line(&self, file: &File) -> String {
-        let (xsize, _) = self.get_dimensions();
+        let name = &file.name;
-        let sized_string = term::sized_string(name, xsize);
+        let (size, unit) = file.calculate_size();
-        let padding = xsize - sized_string.width() as u16;
                 
+        let (xsize, _) = self.get_dimensions();
+        let sized_string = term::sized_string(&name, xsize);
+        let padding = xsize - sized_string.width() as u16;
+        let styled_string = match &file.style {
+            Some(style) => style.to_ansi_term_style().paint(sized_string).to_string(),
+            _ => format!("{}{}", term::normal_color(), sized_string),
+        };
         
 
         format!(
-            "{}{}{:padding$}{}{}{}{}",
+            "{}{:padding$}{}{}{}{}",
-            term::normal_color(),
+            styled_string,
-            sized_string,
             " ",
             term::highlight_color(),
             term::cursor_left(size.to_string().width() + unit.width()),
@@ -150,8 +155,7 @@ impl Widget for ListView<Files> {
 
     fn render(&self) -> Vec<String> {
         self.content.iter().map(|file| {
-            let (size, unit) = file.calculate_size();
+            self.render_line(&file)
-            self.render_line(&file.name, size, &unit)
         }).collect()
     }
 

src/main.rs

@@ -3,6 +3,7 @@ extern crate unicode_width;
 #[macro_use]
 extern crate lazy_static;
 extern crate alphanumeric_sort;
+extern crate lscolors;
 
 use std::io::{stdout, Write};