├── .gitignore
├── Cargo.toml
├── README.md
├── src
    └── main.rs
└── Cargo.lock


/.gitignore:
--------------------------------------------------------------------------------
1 | /target
2 | 


--------------------------------------------------------------------------------
/Cargo.toml:
--------------------------------------------------------------------------------
 1 | [package]
 2 | name = "rtab"
 3 | version = "0.1.0"
 4 | edition = "2021"
 5 | 
 6 | # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 7 | 
 8 | [dependencies]
 9 | crossterm = "0.26.1"
10 | tui = "0.19.0"
11 | 


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
 1 | Rtab is a tool to quickly write tabs.
 2 | 
 3 | ```
 4 | e|----------------------------------------|
 5 | B|----------------------------------------|
 6 | G|2------------2--------------------------|
 7 | D|2------2-1---2------0-2----5-4---4-3-5-2|
 8 | A|0----0-------0----0------0-----0--------|
 9 | E|---0------------0-----------------------|
10 | ```
11 | 


--------------------------------------------------------------------------------
/src/main.rs:
--------------------------------------------------------------------------------
  1 | use std::{io::Stdout, time::Duration};
  2 | 
  3 | use crossterm::{
  4 |     cursor::{MoveDown, MoveLeft, MoveRight, MoveUp, RestorePosition, SavePosition},
  5 |     event::{
  6 |         self, DisableMouseCapture, EnableMouseCapture, Event, KeyCode, KeyEvent, KeyModifiers,
  7 |     },
  8 |     execute,
  9 |     style::Print,
 10 |     terminal::{
 11 |         disable_raw_mode, enable_raw_mode, Clear, ClearType, EnterAlternateScreen,
 12 |         LeaveAlternateScreen,
 13 |     },
 14 | };
 15 | 
 16 | struct App {
 17 |     pub stdout: Stdout,
 18 |     old_y: u16,
 19 |     pos_y: u16,
 20 |     pos_x: u16,
 21 |     tabs: [String; 6],
 22 | }
 23 | 
 24 | impl App {
 25 |     pub fn new() -> Self {
 26 |         Self {
 27 |             stdout: std::io::stdout(),
 28 |             old_y: 0,
 29 |             pos_y: 0,
 30 |             pos_x: 0,
 31 |             tabs: [
 32 |                 "e|".to_owned(),
 33 |                 "B|".to_owned(),
 34 |                 "G|".to_owned(),
 35 |                 "D|".to_owned(),
 36 |                 "A|".to_owned(),
 37 |                 "E|".to_owned(),
 38 |             ],
 39 |         }
 40 |     }
 41 | 
 42 |     fn redraw(&mut self) {
 43 |         execute!(self.stdout, MoveUp(self.old_y + 1),).unwrap();
 44 | 
 45 |         for line in &self.tabs {
 46 |             execute!(
 47 |                 self.stdout,
 48 |                 //EnableMouseCapture,
 49 |                 Print("\r\n"),
 50 |                 Print(line),
 51 |                 Clear(ClearType::UntilNewLine),
 52 |                 Print("\r"),
 53 |             )
 54 |             .unwrap();
 55 |         }
 56 | 
 57 |         if self.pos_y == 5 {
 58 |             execute!(self.stdout, MoveRight(2 + self.pos_x)).unwrap();
 59 |         } else {
 60 |             execute!(
 61 |                 self.stdout,
 62 |                 MoveUp(5 - self.pos_y),
 63 |                 MoveRight(2 + self.pos_x)
 64 |             )
 65 |             .unwrap();
 66 |         }
 67 | 
 68 |         self.old_y = self.pos_y;
 69 |     }
 70 | }
 71 | 
 72 | fn main() {
 73 |     let mut app = App::new();
 74 |     enable_raw_mode().unwrap();
 75 | 
 76 |     app.redraw();
 77 | 
 78 |     loop {
 79 |         match crossterm::event::read().unwrap() {
 80 |             Event::Key(KeyEvent {
 81 |                 code: KeyCode::Esc, ..
 82 |             }) => break,
 83 |             Event::Key(KeyEvent {
 84 |                 code: KeyCode::Up, ..
 85 |             }) => {
 86 |                 app.pos_y = app.pos_y.saturating_sub(1);
 87 |                 app.redraw();
 88 |             }
 89 |             Event::Key(KeyEvent {
 90 |                 code: KeyCode::Down,
 91 |                 ..
 92 |             }) => {
 93 |                 if app.pos_y >= 5 {
 94 |                     continue;
 95 |                 }
 96 |                 app.pos_y += 1;
 97 |                 app.redraw();
 98 |             }
 99 |             Event::Key(KeyEvent {
100 |                 code: KeyCode::Left,
101 |                 modifiers: KeyModifiers::SHIFT,
102 |                 ..
103 |             }) => {
104 |                 for line in 0..6 {
105 |                     app.tabs[line].insert(app.pos_x as usize + 2, '-');
106 |                 }
107 |                 app.redraw();
108 |             }
109 |             Event::Key(KeyEvent {
110 |                 code: KeyCode::Right,
111 |                 modifiers: KeyModifiers::SHIFT,
112 |                 ..
113 |             }) => {
114 |                 if app.pos_x as usize >= app.tabs[0].len() - 2 {
115 |                     continue;
116 |                 }
117 |                 app.pos_x += 1;
118 |                 for line in 0..6 {
119 |                     app.tabs[line].insert(app.pos_x as usize + 2, '-');
120 |                 }
121 |                 app.redraw();
122 |             }
123 |             Event::Key(KeyEvent {
124 |                 code: KeyCode::Left,
125 |                 ..
126 |             }) => {
127 |                 app.pos_x = app.pos_x.saturating_sub(1);
128 |                 app.redraw();
129 |             }
130 |             Event::Key(KeyEvent {
131 |                 code: KeyCode::Right,
132 |                 ..
133 |             }) => {
134 |                 if app.pos_x as usize >= app.tabs[0].len() - 2 {
135 |                     continue;
136 |                 }
137 |                 app.pos_x += 1;
138 |                 app.redraw();
139 |             }
140 |             Event::Key(KeyEvent {
141 |                 code: KeyCode::Backspace,
142 |                 ..
143 |             }) => {
144 |                 if app.tabs[0].len() == 2 {
145 |                     continue;
146 |                 }
147 |                 let mut x = app.pos_x;
148 |                 if app.pos_x as usize >= app.tabs[0].len() - 2 {
149 |                     x -= 1;
150 |                 }
151 |                 for line in 0..6 {
152 |                     app.tabs[line].remove(x as usize + 2);
153 |                 }
154 |                 app.pos_x = x;
155 |                 app.redraw();
156 |             }
157 |             Event::Key(KeyEvent {
158 |                 code: KeyCode::Char(mut c),
159 |                 ..
160 |             }) => {
161 |                 if c == ' ' {
162 |                     c = '-';
163 |                 }
164 | 
165 |                 if app.pos_x as usize >= app.tabs[0].len() - 2 {
166 |                     for line in 0..6 {
167 |                         if line == app.pos_y as usize {
168 |                             app.tabs[line].insert(app.pos_x as usize + 2, c);
169 |                         } else {
170 |                             if app.pos_x as usize >= app.tabs[line].len() - 2 {
171 |                                 app.tabs[line]
172 |                                     .insert(app.pos_x as usize + 2, if c == '|' { c } else { '-' });
173 |                             }
174 |                         }
175 |                     }
176 |                 } else {
177 |                     app.tabs[app.pos_y as usize].replace_range(
178 |                         app.pos_x as usize + 2..app.pos_x as usize + 3,
179 |                         &format!("{c}"),
180 |                     );
181 |                 }
182 |                 app.pos_x += 1;
183 |                 app.redraw();
184 |             }
185 |             //Event::Mouse(event) => println!("{:?}", event),
186 |             //Event::Resize(width, height) => println!("New size {}x{}", width, height),
187 |             _ => {}
188 |         }
189 |     }
190 | 
191 |     // Restore terminal
192 |     disable_raw_mode().unwrap();
193 |     execute!(
194 |         app.stdout,
195 |         MoveDown(5 - app.pos_y),
196 |         Print("\r\n"),
197 |         //DisableMouseCapture
198 |     )
199 |     .unwrap();
200 | }
201 | 


--------------------------------------------------------------------------------
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