support termwiz crate for ratatui

.github/workflows/ci.yml

@@ -16,6 +16,9 @@ jobs:
       - uses: Swatinem/rust-cache@v2
       - run: cargo test --features=search
       - run: cargo test --no-default-features --features=ratatui-crossterm,search -- --skip .rs
+      - run: cargo test --no-default-features --features=ratatui-termion,search -- --skip .rs
+        if: ${{ matrix.os != 'windows-latest' }}
+      - run: cargo test --no-default-features --features=ratatui-termwiz,search -- --skip .rs
       - run: cargo test --no-default-features --features=your-backend,search -- --skip .rs
       - run: cargo test --no-default-features --features=ratatui-your-backend,search -- --skip .rs
   lint:
@@ -33,6 +36,8 @@ jobs:
       - run: cargo clippy --examples --no-default-features --features ratatui-crossterm,search -- -D warnings
       - run: cargo clippy --examples --no-default-features --features ratatui-termion -- -D warnings
       - run: cargo clippy --examples --no-default-features --features ratatui-termion,search -- -D warnings
+      - run: cargo clippy --examples --no-default-features --features ratatui-termwiz -- -D warnings
+      - run: cargo clippy --examples --no-default-features --features ratatui-termwiz,search -- -D warnings
       - run: cargo clippy --examples --no-default-features --features termion -- -D warnings
       - run: cargo clippy --examples --no-default-features --features termion,search -- -D warnings
       - run: cargo clippy --examples --no-default-features --features your-backend -- -D warnings

Cargo.toml

@@ -31,6 +31,7 @@ your-backend = ["tui"]
 # Features to use ratatui
 ratatui-crossterm = ["dep:crossterm-027", "ratatui/crossterm"]
 ratatui-termion = ["dep:termion", "ratatui/termion"]
+ratatui-termwiz = ["dep:termwiz", "ratatui/termwiz"]
 ratatui-your-backend = ["ratatui"]
 # Other optional features
 search = ["dep:regex"]
@@ -44,6 +45,7 @@ arbitrary = { version = "1", features = ["derive"], optional = true }
 crossterm-027 = { package = "crossterm", version = "0.27", optional = true }
 ratatui = { version = "0.23.0", default-features = false, optional = true }
 unicode-width = "0.1.11"
+termwiz = { version = "0.20.0", optional = true }
 
 [[example]]
 name = "minimal"

src/highlight.rs

@@ -2,6 +2,7 @@ use crate::tui::style::Style;
 #[cfg(any(
     feature = "ratatui-crossterm",
     feature = "ratatui-termion",
+    feature = "ratatui-termwiz",
     feature = "ratatui-your-backend",
 ))]
 use crate::tui::text::Line as Spans;
@@ -9,6 +10,7 @@ use crate::tui::text::Span;
 #[cfg(not(any(
     feature = "ratatui-crossterm",
     feature = "ratatui-termion",
+    feature = "ratatui-termwiz",
     feature = "ratatui-your-backend",
 )))]
 use crate::tui::text::Spans;

src/input.rs

@@ -1,12 +1,17 @@
 #[cfg(any(feature = "crossterm", feature = "ratatui-crossterm"))]
 use crate::crossterm::event::{
-    Event as CrosstermEvent, KeyCode, KeyEvent, KeyEventKind, KeyModifiers,
-    MouseEvent as CrosstermMouseEvent, MouseEventKind as CrosstermMouseEventKind,
+    Event as CrosstermEvent, KeyCode, KeyEvent, KeyEventKind, KeyModifiers, MouseEvent,
+    MouseEventKind as CrosstermMouseEventKind,
 };
 #[cfg(feature = "arbitrary")]
 use arbitrary::Arbitrary;
 #[cfg(any(feature = "termion", feature = "ratatui-termion"))]
 use termion::event::{Event as TermionEvent, Key as TermionKey, MouseEvent as TermionMouseEvent};
+#[cfg(feature = "ratatui-termwiz")]
+use termwiz::input::{
+    InputEvent as TermwizInputEvent, KeyEvent as TermwizKeyEvent, MouseEvent as TermwizMouseEvent,
+    PixelMouseEvent,
+};
 
 /// Backend-agnostic key input kind.
 ///
@@ -136,9 +141,9 @@ impl From<KeyEvent> for Input {
 }
 
 #[cfg(any(feature = "crossterm", feature = "ratatui-crossterm"))]
-impl From<CrosstermMouseEvent> for Input {
+impl From<MouseEvent> for Input {
     /// Convert [`crossterm::event::MouseEvent`] to [`Input`].
-    fn from(mouse: CrosstermMouseEvent) -> Self {
+    fn from(mouse: MouseEvent) -> Self {
         let key = match mouse.kind {
             CrosstermMouseEventKind::ScrollDown => Key::MouseScrollDown,
             CrosstermMouseEventKind::ScrollUp => Key::MouseScrollUp,
@@ -218,3 +223,102 @@ impl From<TermionMouseEvent> for Input {
         }
     }
 }
+
+#[cfg(feature = "ratatui-termwiz")]
+impl From<TermwizInputEvent> for Input {
+    /// Convert [`termwiz::input::InputEvent`] to [`Input`].
+    fn from(input: TermwizInputEvent) -> Self {
+        match input {
+            TermwizInputEvent::Key(key) => Self::from(key),
+            TermwizInputEvent::Mouse(mouse) => Self::from(mouse),
+            TermwizInputEvent::PixelMouse(mouse) => Self::from(mouse),
+            _ => Self::default(),
+        }
+    }
+}
+
+#[cfg(feature = "ratatui-termwiz")]
+impl From<TermwizKeyEvent> for Input {
+    /// Convert [`termwiz::input::KeyEvent`] to [`Input`].
+    fn from(key: TermwizKeyEvent) -> Self {
+        use termwiz::input::{KeyCode, Modifiers};
+
+        let TermwizKeyEvent { key, modifiers } = key;
+        let key = match key {
+            KeyCode::Char(c) => Key::Char(c),
+            KeyCode::Backspace => Key::Backspace,
+            KeyCode::Tab => Key::Tab,
+            KeyCode::Enter => Key::Enter,
+            KeyCode::Escape => Key::Esc,
+            KeyCode::PageUp => Key::PageUp,
+            KeyCode::PageDown => Key::PageDown,
+            KeyCode::End => Key::End,
+            KeyCode::Home => Key::Home,
+            KeyCode::LeftArrow => Key::Left,
+            KeyCode::RightArrow => Key::Right,
+            KeyCode::UpArrow => Key::Up,
+            KeyCode::DownArrow => Key::Down,
+            KeyCode::Delete => Key::Delete,
+            KeyCode::Function(x) => Key::F(x),
+            _ => Key::Null,
+        };
+        let ctrl = modifiers.contains(Modifiers::CTRL);
+        let alt = modifiers.contains(Modifiers::ALT);
+
+        Self { key, ctrl, alt }
+    }
+}
+
+#[cfg(feature = "ratatui-termwiz")]
+impl From<TermwizMouseEvent> for Input {
+    /// Convert [`termwiz::input::MouseEvent`] to [`Input`].
+    fn from(mouse: TermwizMouseEvent) -> Self {
+        use termwiz::input::{Modifiers, MouseButtons};
+
+        let TermwizMouseEvent {
+            mouse_buttons,
+            modifiers,
+            ..
+        } = mouse;
+        let key = if mouse_buttons.contains(MouseButtons::VERT_WHEEL) {
+            if mouse_buttons.contains(MouseButtons::WHEEL_POSITIVE) {
+                Key::MouseScrollDown
+            } else {
+                Key::MouseScrollUp
+            }
+        } else {
+            Key::Null
+        };
+        let ctrl = modifiers.contains(Modifiers::CTRL);
+        let alt = modifiers.contains(Modifiers::ALT);
+
+        Self { key, ctrl, alt }
+    }
+}
+
+#[cfg(feature = "ratatui-termwiz")]
+impl From<PixelMouseEvent> for Input {
+    /// Convert [`termwiz::input::PixelMouseEvent`] to [`Input`].
+    fn from(mouse: PixelMouseEvent) -> Self {
+        use termwiz::input::{Modifiers, MouseButtons};
+
+        let PixelMouseEvent {
+            mouse_buttons,
+            modifiers,
+            ..
+        } = mouse;
+        let key = if mouse_buttons.contains(MouseButtons::VERT_WHEEL) {
+            if mouse_buttons.contains(MouseButtons::WHEEL_POSITIVE) {
+                Key::MouseScrollDown
+            } else {
+                Key::MouseScrollUp
+            }
+        } else {
+            Key::Null
+        };
+        let ctrl = modifiers.contains(Modifiers::CTRL);
+        let alt = modifiers.contains(Modifiers::ALT);
+
+        Self { key, ctrl, alt }
+    }
+}

src/lib.rs

@@ -9,6 +9,7 @@
     any(
         feature = "ratatui-crossterm",
         feature = "ratatui-termion",
+        feature = "ratatui-termwiz",
         feature = "ratatui-your-backend"
     ),
 ))]
@@ -29,12 +30,14 @@ mod word;
 #[cfg(any(
     feature = "ratatui-crossterm",
     feature = "ratatui-termion",
+    feature = "ratatui-termwiz",
     feature = "ratatui-your-backend",
 ))]
 use ratatui as tui;
 #[cfg(not(any(
     feature = "ratatui-crossterm",
     feature = "ratatui-termion",
+    feature = "ratatui-termwiz",
     feature = "ratatui-your-backend",
 )))]
 #[allow(clippy::single_component_path_imports)]

src/textarea.rs

@@ -10,12 +10,14 @@ use crate::tui::style::{Color, Modifier, Style};
 #[cfg(any(
     feature = "ratatui-crossterm",
     feature = "ratatui-termion",
+    feature = "ratatui-termwiz",
     feature = "ratatui-your-backend",
 ))]
 use crate::tui::text::Line as Spans;
 #[cfg(not(any(
     feature = "ratatui-crossterm",
     feature = "ratatui-termion",
+    feature = "ratatui-termwiz",
     feature = "ratatui-your-backend",
 )))]
 use crate::tui::text::Spans;