mirror of https://github.com/TaKO8Ki/gobang
layout
Takayuki Maeda
3 years ago
parent
1288cc9447
commit
a101eeb702
File diff suppressed because it is too large
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@ -0,0 +1,31 @@
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pub enum InputMode {
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Normal,
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Editing,
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}
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pub struct App {
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/// Current value of the input box
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pub input: String,
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/// Current input mode
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pub input_mode: InputMode,
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/// History of recorded messages
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pub messages: Vec<Vec<String>>,
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pub tables: Vec<String>,
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}
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impl Default for App {
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fn default() -> App {
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App {
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input: String::new(),
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input_mode: InputMode::Normal,
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messages: Vec::new(),
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tables: Vec::new(),
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}
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}
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}
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impl App {
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pub fn new(title: &str, enhanced_graphics: bool) -> App {
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Self::default()
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}
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}
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@ -1,3 +1,182 @@
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fn main() {
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println!("Hello, world!");
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mod app;
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mod ui;
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use crate::app::App;
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use crate::app::InputMode;
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use crossterm::{
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event::{self, DisableMouseCapture, EnableMouseCapture, Event as CEvent, KeyCode},
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execute,
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terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
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};
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use std::sync::{
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atomic::{AtomicBool, Ordering},
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Arc,
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};
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use std::{
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error::Error,
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io::stdout,
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sync::mpsc,
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thread,
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time::{Duration, Instant},
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};
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use tui::{backend::CrosstermBackend, widgets::TableState, Terminal};
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enum Event<I> {
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Input(I),
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Tick,
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}
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pub struct StatefulTable<'a> {
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state: TableState,
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items: Vec<Vec<&'a str>>,
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}
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impl<'a> StatefulTable<'a> {
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fn new() -> StatefulTable<'a> {
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StatefulTable {
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state: TableState::default(),
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items: vec![
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vec!["Row11", "Row12", "Row13", "Row14", "Row15", "Row16"],
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vec!["Row11", "Row12", "Row13", "Row13", "Row13", "Row13"],
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],
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}
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}
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pub fn next(&mut self) {
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let i = match self.state.selected() {
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Some(i) => {
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if i >= self.items.len() - 1 {
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0
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} else {
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i + 1
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}
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}
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None => 0,
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};
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self.state.select(Some(i));
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}
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pub fn previous(&mut self) {
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let i = match self.state.selected() {
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Some(i) => {
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if i == 0 {
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self.items.len() - 1
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} else {
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i - 1
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}
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}
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None => 0,
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};
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self.state.select(Some(i));
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}
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}
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/// Crossterm demo
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#[derive(Debug)]
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struct Cli {
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/// time in ms between two ticks.
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tick_rate: u64,
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/// whether unicode symbols are used to improve the overall look of the app
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enhanced_graphics: bool,
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}
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#[tokio::main]
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async fn main() -> anyhow::Result<()> {
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let cli: Cli = Cli {
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tick_rate: 250,
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enhanced_graphics: true,
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};
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enable_raw_mode()?;
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let mut stdout = stdout();
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execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
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let backend = CrosstermBackend::new(stdout);
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let mut terminal = Terminal::new(backend)?;
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// Setup input handling
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let (tx, rx) = mpsc::channel();
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let tick_rate = Duration::from_millis(cli.tick_rate);
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thread::spawn(move || {
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let mut last_tick = Instant::now();
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loop {
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// poll for tick rate duration, if no events, sent tick event.
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let timeout = tick_rate
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.checked_sub(last_tick.elapsed())
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.unwrap_or_else(|| Duration::from_secs(0));
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if event::poll(timeout).unwrap() {
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if let CEvent::Key(key) = event::read().unwrap() {
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tx.send(Event::Input(key)).unwrap();
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}
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}
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if last_tick.elapsed() >= tick_rate {
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tx.send(Event::Tick).unwrap();
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last_tick = Instant::now();
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}
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}
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});
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use sqlx::mysql::{MySqlPool, MySqlRow};
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use sqlx::Row as _;
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let mut app = App::new("Crossterm Demo", cli.enhanced_graphics);
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let pool = MySqlPool::connect("mysql://root:@localhost:3306/hoge").await?;
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let mut rows = sqlx::query("SELECT * FROM user").fetch(&pool);
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let mut tables = sqlx::query("show tables")
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.fetch_all(&pool)
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.await?
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.iter()
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.map(|table| table.get(0))
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.collect::<Vec<String>>();
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app.tables = tables;
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terminal.clear()?;
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let mut table = StatefulTable::new();
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loop {
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terminal.draw(|f| ui::draw(f, &mut app, &mut table).unwrap())?;
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match rx.recv()? {
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Event::Input(event) => match app.input_mode {
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InputMode::Normal => match event.code {
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KeyCode::Char('e') => {
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app.input_mode = InputMode::Editing;
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}
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KeyCode::Char('q') => {
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disable_raw_mode()?;
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execute!(
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terminal.backend_mut(),
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LeaveAlternateScreen,
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DisableMouseCapture
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)?;
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terminal.show_cursor()?;
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break;
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}
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KeyCode::Up => table.previous(),
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KeyCode::Down => table.next(),
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_ => {}
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},
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InputMode::Editing => match event.code {
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KeyCode::Enter => {
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app.messages.push(vec![app.input.drain(..).collect()]);
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}
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KeyCode::Char(c) => {
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app.input.push(c);
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}
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KeyCode::Backspace => {
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app.input.pop();
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}
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KeyCode::Esc => {
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app.input_mode = InputMode::Normal;
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}
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_ => {}
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},
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},
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Event::Tick => (),
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}
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}
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Ok(())
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}
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@ -0,0 +1,141 @@
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use crate::app::InputMode;
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use crate::App;
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use crate::StatefulTable;
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use tui::{
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backend::Backend,
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layout::{Constraint, Direction, Layout, Rect},
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style::{Color, Modifier, Style},
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symbols,
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text::{Span, Spans, Text},
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widgets::canvas::{Canvas, Line, Map, MapResolution, Rectangle},
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widgets::{
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Axis, BarChart, Block, Borders, Cell, Chart, Dataset, Gauge, LineGauge, List, ListItem,
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Paragraph, Row, Sparkline, Table, Tabs, Wrap,
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},
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Frame,
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};
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use unicode_width::UnicodeWidthStr;
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pub fn draw<B: Backend>(
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f: &mut Frame<'_, B>,
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app: &mut App,
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table: &mut StatefulTable<'_>,
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) -> anyhow::Result<()> {
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let chunks = Layout::default()
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.direction(Direction::Vertical)
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.margin(2)
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.constraints([Constraint::Percentage(15), Constraint::Percentage(85)])
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.direction(Direction::Horizontal)
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.split(f.size());
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let tables: Vec<ListItem> = app
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.tables
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.iter()
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.map(|i| ListItem::new(vec![Spans::from(Span::raw(i))]))
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.collect();
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let tasks = List::new(tables)
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.block(Block::default().borders(Borders::ALL).title("Tables"))
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.highlight_style(Style::default().add_modifier(Modifier::BOLD))
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.highlight_symbol("> ");
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f.render_widget(tasks, chunks[0]);
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let chunks = Layout::default()
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.direction(Direction::Vertical)
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.constraints(
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[
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Constraint::Length(1),
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Constraint::Length(3),
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Constraint::Min(1),
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]
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.as_ref(),
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)
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.split(chunks[1]);
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let (msg, style) = match app.input_mode {
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InputMode::Normal => (
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vec![
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Span::raw("Press "),
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Span::styled("q", Style::default().add_modifier(Modifier::BOLD)),
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Span::raw(" to exit, "),
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Span::styled("e", Style::default().add_modifier(Modifier::BOLD)),
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Span::raw(" to start editing."),
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],
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Style::default().add_modifier(Modifier::RAPID_BLINK),
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),
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InputMode::Editing => (
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vec![
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Span::raw("Press "),
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Span::styled("Esc", Style::default().add_modifier(Modifier::BOLD)),
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Span::raw(" to stop editing, "),
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Span::styled("Enter", Style::default().add_modifier(Modifier::BOLD)),
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Span::raw(" to record the message"),
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],
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Style::default(),
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),
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};
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let mut text = Text::from(Spans::from(msg));
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text.patch_style(style);
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let help_message = Paragraph::new(text);
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f.render_widget(help_message, chunks[0]);
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let input = Paragraph::new(app.input.as_ref())
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.style(match app.input_mode {
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InputMode::Normal => Style::default(),
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InputMode::Editing => Style::default().fg(Color::Yellow),
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})
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.block(Block::default().borders(Borders::ALL).title("Input"));
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f.render_widget(input, chunks[1]);
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match app.input_mode {
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InputMode::Normal =>
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// Hide the cursor. `Frame` does this by default, so we don't need to do anything here
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{}
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InputMode::Editing => {
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// Make the cursor visible and ask tui-rs to put it at the specified coordinates after rendering
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f.set_cursor(
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// Put cursor past the end of the input text
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chunks[1].x + app.input.width() as u16 + 1,
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// Move one line down, from the border to the input line
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chunks[1].y + 1,
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)
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}
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}
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let selected_style = Style::default().add_modifier(Modifier::REVERSED);
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let normal_style = Style::default().bg(Color::Blue);
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let header_cells = [
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"Header1", "Header2", "Header3", "Header4", "Header5", "Header6",
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]
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.iter()
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.map(|h| Cell::from(*h).style(Style::default().fg(Color::Red)));
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let header = Row::new(header_cells)
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.style(normal_style)
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.height(1)
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.bottom_margin(1);
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let rows = app.messages.iter().map(|item| {
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let height = item
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.iter()
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.map(|content| content.chars().filter(|c| *c == '\n').count())
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.max()
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.unwrap_or(0)
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+ 1;
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let cells = item.iter().map(|c| Cell::from(c.to_string()));
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Row::new(cells).height(height as u16).bottom_margin(1)
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});
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let t = Table::new(rows)
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.header(header)
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.block(Block::default().borders(Borders::ALL).title("Table"))
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.highlight_style(selected_style)
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.highlight_symbol(">> ")
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.widths(&[
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Constraint::Percentage(10),
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Constraint::Percentage(10),
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Constraint::Percentage(10),
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Constraint::Percentage(10),
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Constraint::Percentage(10),
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Constraint::Percentage(10),
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]);
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f.render_stateful_widget(t, chunks[2], &mut table.state);
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Ok(())
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}
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