From 9428172a1dd2219eaf82ae06ad90f835b5c3b8e4 Mon Sep 17 00:00:00 2001
From: rhysd <lin90162@yahoo.co.jp>
Date: Thu, 13 Apr 2023 21:57:33 +0900
Subject: [PATCH] support `ratatui` crate by `editor` and `termion` example

---
 Cargo.toml          |  3 +--
 examples/editor.rs  | 28 ++++++++++++++++++++++------
 examples/termion.rs | 19 ++++++++++++++++---
 3 files changed, 39 insertions(+), 11 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 480befe..88c8972 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,11 +43,10 @@ name = "minimal"
 
 [[example]]
 name = "termion"
-required-features = ["termion"]
 
 [[example]]
 name = "editor"
-required-features = ["crossterm", "search"]
+required-features = ["search"]
 
 [[example]]
 name = "split"
diff --git a/examples/editor.rs b/examples/editor.rs
index 67a80e6..7de14ea 100644
--- a/examples/editor.rs
+++ b/examples/editor.rs
@@ -1,3 +1,6 @@
+#[cfg(feature = "ratatui-crossterm")]
+use crossterm_026 as crossterm;
+
 use crossterm::event::{DisableMouseCapture, EnableMouseCapture};
 use crossterm::terminal::{
     disable_raw_mode, enable_raw_mode, is_raw_mode_enabled, EnterAlternateScreen,
@@ -10,14 +13,27 @@ use std::fs;
 use std::io;
 use std::io::{BufRead, Write};
 use std::path::PathBuf;
-use tui::backend::CrosstermBackend;
-use tui::layout::{Constraint, Direction, Layout};
-use tui::style::{Color, Modifier, Style};
-use tui::text::{Span, Spans};
-use tui::widgets::{Block, Borders, Paragraph};
-use tui::Terminal;
 use tui_textarea::{CursorMove, Input, Key, TextArea};
 
+#[cfg(feature = "ratatui-crossterm")]
+use ratatui::{
+    backend::CrosstermBackend,
+    layout::{Constraint, Direction, Layout},
+    style::{Color, Modifier, Style},
+    text::{Span, Spans},
+    widgets::{Block, Borders, Paragraph},
+    Terminal,
+};
+#[cfg(not(feature = "ratatui-crossterm"))]
+use tui::{
+    backend::CrosstermBackend,
+    layout::{Constraint, Direction, Layout},
+    style::{Color, Modifier, Style},
+    text::{Span, Spans},
+    widgets::{Block, Borders, Paragraph},
+    Terminal,
+};
+
 macro_rules! error {
     ($fmt: expr $(, $args:tt)*) => {{
         Err(io::Error::new(io::ErrorKind::Other, format!($fmt $(, $args)*)))
diff --git a/examples/termion.rs b/examples/termion.rs
index 3d7e2b4..ac5ecef 100644
--- a/examples/termion.rs
+++ b/examples/termion.rs
@@ -1,3 +1,6 @@
+#[cfg(all(not(feature = "termion"), not(feature = "ratatui-termion")))]
+compile_error!("termion example requires \"termion\" feature or \"ratatui-termion\" feature. see https://github.com/rhysd/tui-textarea");
+
 use std::error::Error;
 use std::io;
 use std::sync::mpsc;
@@ -7,11 +10,21 @@ use termion::event::Event as TermEvent;
 use termion::input::{MouseTerminal, TermRead};
 use termion::raw::IntoRawMode;
 use termion::screen::AlternateScreen;
-use tui::backend::TermionBackend;
-use tui::widgets::{Block, Borders};
-use tui::Terminal;
 use tui_textarea::{Input, Key, TextArea};
 
+#[cfg(feature = "ratatui-termion")]
+use ratatui::{
+    backend::TermionBackend,
+    widgets::{Block, Borders},
+    Terminal,
+};
+#[cfg(feature = "termion")]
+use tui::{
+    backend::TermionBackend,
+    widgets::{Block, Borders},
+    Terminal,
+};
+
 enum Event {
     Term(TermEvent),
     Tick,