hack

Cargo.lock

@@ -344,6 +344,7 @@ dependencies = [
  "sysinfo",
  "tempfile",
  "terminal_size",
+ "termion",
  "thousands",
  "unicode-width",
  "winapi-util",
@@ -486,6 +487,7 @@ checksum = "1580801010e535496706ba011c15f8532df6b42297d2e471fec38ceadd8c0638"
 dependencies = [
  "bitflags 2.9.1",
  "libc",
+ "redox_syscall",
 ]
 
 [[package]]
@@ -562,6 +564,12 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "numtoa"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6aa2c4e539b869820a2b82e1aef6ff40aa85e65decdd5185e83fb4b1249cd00f"
+
 [[package]]
 name = "once_cell"
 version = "1.21.3"
@@ -657,6 +665,21 @@ dependencies = [
  "crossbeam-utils",
 ]
 
+[[package]]
+name = "redox_syscall"
+version = "0.5.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0d04b7d0ee6b4a0207a0a7adb104d23ecb0b47d6beae7152d0fa34b692b29fd6"
+dependencies = [
+ "bitflags 2.9.1",
+]
+
+[[package]]
+name = "redox_termios"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20145670ba436b55d91fc92d25e71160fbfbdd57831631c8d7d36377a476f1cb"
+
 [[package]]
 name = "redox_users"
 version = "0.4.6"
@@ -841,6 +864,18 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "termion"
+version = "4.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3669a69de26799d6321a5aa713f55f7e2cd37bd47be044b50f2acafc42c122bb"
+dependencies = [
+ "libc",
+ "libredox",
+ "numtoa",
+ "redox_termios",
+]
+
 [[package]]
 name = "termtree"
 version = "0.5.1"

Cargo.toml

@@ -43,6 +43,7 @@ directories = "4"
 sysinfo = "0.27"
 ctrlc = "3.4"
 chrono = "0.4"
+termion="4"
 
 [target.'cfg(not(target_has_atomic = "64"))'.dependencies]
 portable-atomic = "1.4"

src/display.rs

@@ -4,14 +4,17 @@ use crate::node::FileTime;
 use ansi_term::Colour::Red;
 use lscolors::{LsColors, Style};
 
+use termion::raw::RawTerminal;
 use unicode_width::UnicodeWidthStr;
 
 use stfu8::encode_u8;
 
+use std::io::{Write};
 use chrono::{DateTime, Local, TimeZone, Utc};
 use std::cmp::max;
 use std::cmp::min;
 use std::fs;
+use std::io::Stdout;
 use std::iter::repeat_n;
 use std::path::Path;
 use thousands::Separable;
@@ -129,6 +132,7 @@ pub fn draw_it(
     no_percent_bars: bool,
     terminal_width: usize,
     skip_total: bool,
+    stdout: &mut RawTerminal<Stdout>,
 ) {
     let num_chars_needed_on_left_most = if idd.by_filecount {
         let max_size = root_node.size;
@@ -143,6 +147,8 @@ pub fn draw_it(
         terminal_width > num_chars_needed_on_left_most + 2,
         "Not enough terminal width"
     );
+    // write!(stdout, "{}{}Hello!", termion::clear::All, termion::cursor::Goto(1, 1)).unwrap();
+    // write!(stdout, "{}", termion::cursor::Goto(2, 1)).unwrap();
 
     let allowed_width = terminal_width - num_chars_needed_on_left_most - 2;
     let num_indent_chars = 3;
@@ -171,7 +177,7 @@ pub fn draw_it(
     };
 
     if !skip_total {
-        display_node(root_node, &draw_data, true, true);
+        display_node(root_node, stdout, &draw_data, true, true);
     } else {
         for (count, c) in root_node
             .get_children_from_node(draw_data.display_data.initial.is_reversed)
@@ -179,7 +185,7 @@ pub fn draw_it(
         {
             let is_biggest = display_data.is_biggest(count, root_node.num_siblings());
             let was_i_last = display_data.is_last(count, root_node.num_siblings());
-            display_node(c, &draw_data, is_biggest, was_i_last);
+            display_node(c, stdout, &draw_data, is_biggest, was_i_last);
         }
     }
 }
@@ -218,22 +224,24 @@ fn find_longest_dir_name(
         .fold(longest, max)
 }
 
-fn display_node(node: &DisplayNode, draw_data: &DrawData, is_biggest: bool, is_last: bool) {
+fn display_node(node: &DisplayNode, 
+    stdout: &mut RawTerminal<Stdout>,
+    draw_data: &DrawData, is_biggest: bool, is_last: bool) {
     // hacky way of working out how deep we are in the tree
     let indent = draw_data.get_new_indent(!node.children.is_empty(), is_last);
     let level = ((indent.chars().count() - 1) / 2) - 1;
     let bar_text = draw_data.generate_bar(node, level);
 
-    let to_print = format_string(node, &indent, &bar_text, is_biggest, draw_data.display_data);
+    let to_print = format_string(node, &indent, &bar_text, is_biggest, &draw_data.display_data);
 
     if !draw_data.display_data.initial.is_reversed {
-        println!("{to_print}")
+        write!(stdout, "{to_print}").unwrap()
     }
 
     let dd = DrawData {
         indent: clean_indentation_string(&indent),
         percent_bar: bar_text,
-        display_data: draw_data.display_data,
+        display_data:draw_data.display_data,
     };
 
     let num_siblings = node.num_siblings();
@@ -244,11 +252,11 @@ fn display_node(node: &DisplayNode, draw_data: &DrawData, is_biggest: bool, is_l
     {
         let is_biggest = dd.display_data.is_biggest(count, num_siblings);
         let was_i_last = dd.display_data.is_last(count, num_siblings);
-        display_node(c, &dd, is_biggest, was_i_last);
+        display_node( c, stdout, &dd, is_biggest, was_i_last);
     }
 
     if draw_data.display_data.initial.is_reversed {
-        println!("{to_print}")
+        write!(stdout, "{to_print}").unwrap()
     }
 }
 

src/main.rs

@@ -20,10 +20,14 @@ use display::InitialDisplayData;
 use filter::AggregateData;
 use progress::PIndicator;
 use regex::Error;
+use termion::raw::RawTerminal;
 use std::collections::HashSet;
 use std::env;
 use std::fs::read_to_string;
 use std::io;
+use std::io::stdin;
+use std::io::stdout;
+use std::io::Stdout;
 use std::panic;
 use std::process;
 use std::sync::Arc;
@@ -31,6 +35,11 @@ use std::sync::Mutex;
 use sysinfo::{System, SystemExt};
 use utils::canonicalize_absolute_path;
 
+use termion::event::{Key, Event};
+use termion::input::{TermRead};
+use termion::raw::IntoRawMode;
+use std::io::{Write};
+
 use self::display::draw_it;
 use config::get_config;
 use dir_walker::walk_it;
@@ -309,24 +318,60 @@ fn main() {
         let print_errors = config.get_print_errors(&options);
         print_any_errors(print_errors, walk_data.errors);
 
-        print_output(
-            config,
-            options,
-            tree,
-            walk_data.by_filecount,
+    let stdin = stdin();
+    let mut out = stdout().into_raw_mode().unwrap();
+
+        write!(out, "{}{}Dust interactive (q to quit)", termion::clear::All, termion::cursor::Goto(1, 1)).unwrap();
+        write!(out, "{}", termion::cursor::Goto(1, 2)).unwrap();
+            print_output(
+            &config,
+            &options,
+            &tree,
             is_colors,
             terminal_width,
-        )
-    });
+            &mut out,
+        );
+        out.flush().unwrap();
+
+    for c in stdin.events() {
+        write!(out, "{}{}Dust interactive (q to quit)", termion::clear::All, termion::cursor::Goto(1, 1)).unwrap();
+        write!(out, "{}", termion::cursor::Goto(1, 2)).unwrap();
+        let evt = c.unwrap();
+        match evt {
+            Event::Key(Key::Char('q')) => break,
+            Event::Key(Key::Char(x)) => {
+                // println!("{}key ", x);
+            },
+            Event::Key(Key::Left) =>{
+                // println!("left ");
+            }
+            Event::Key(Key::Right) =>{
+                // println!("right ");
+            },
+            _ => {}
+        }
+        print_output(
+            &config,
+            &options,
+            &tree,
+            is_colors,
+            terminal_width,
+            &mut out,
+        );
+        out.flush().unwrap();
+
+    }
+  
+
 }
 
 fn print_output(
-    config: Config,
-    options: Cli,
-    tree: DisplayNode,
-    by_filecount: bool,
+    config: &Config,
+    options: &Cli,
+    tree: &DisplayNode,
     is_colors: bool,
     terminal_width: usize,
+    stdout: &mut RawTerminal<Stdout>
 ) {
     let output_format = config.get_output_format(&options);
 
@@ -353,6 +398,7 @@ fn print_output(
             config.get_no_bars(&options),
             terminal_width,
             config.get_skip_total(&options),
+            stdout,
         )
     }
 }