bendns' repos / helix
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'helix-view/src/backend/term.rs')
-rw-r--r--helix-view/src/backend/term.rs93
1 files changed, 93 insertions, 0 deletions
diff --git a/helix-view/src/backend/term.rs b/helix-view/src/backend/term.rs
new file mode 100644
index 00000000..3e4566eb
--- /dev/null
+++ b/helix-view/src/backend/term.rs
@@ -0,0 +1,93 @@
+use crate::input::{
+ Event, KeyCode, KeyEvent, KeyModifiers, MouseButton, MouseEvent, MouseEventKind,
+};
+
+impl From<crossterm::event::Event> for Event {
+ fn from(event: crossterm::event::Event) -> Self {
+ match event {
+ crossterm::event::Event::Key(key) => Self::Key(key.into()),
+ crossterm::event::Event::Mouse(mouse) => Self::Mouse(mouse.into()),
+ crossterm::event::Event::Resize(w, h) => Self::Resize(w, h),
+ }
+ }
+}
+
+impl From<crossterm::event::MouseEvent> for MouseEvent {
+ fn from(
+ crossterm::event::MouseEvent {
+ kind,
+ column,
+ row,
+ modifiers,
+ }: crossterm::event::MouseEvent,
+ ) -> Self {
+ Self {
+ kind: kind.into(),
+ column,
+ row,
+ modifiers: modifiers.into(),
+ }
+ }
+}
+
+impl From<crossterm::event::MouseEventKind> for MouseEventKind {
+ fn from(kind: crossterm::event::MouseEventKind) -> Self {
+ match kind {
+ crossterm::event::MouseEventKind::Down(button) => Self::Down(button.into()),
+ crossterm::event::MouseEventKind::Up(button) => Self::Down(button.into()),
+ crossterm::event::MouseEventKind::Drag(button) => Self::Drag(button.into()),
+ crossterm::event::MouseEventKind::Moved => Self::Moved,
+ crossterm::event::MouseEventKind::ScrollDown => Self::ScrollDown,
+ crossterm::event::MouseEventKind::ScrollUp => Self::ScrollUp,
+ }
+ }
+}
+
+#[cfg(feature = "term")]
+impl From<crossterm::event::MouseButton> for MouseButton {
+ fn from(button: crossterm::event::MouseButton) -> Self {
+ match button {
+ crossterm::event::MouseButton::Left => MouseButton::Left,
+ crossterm::event::MouseButton::Right => MouseButton::Right,
+ crossterm::event::MouseButton::Middle => MouseButton::Middle,
+ }
+ }
+}
+
+impl From<crossterm::event::KeyEvent> for KeyEvent {
+ fn from(crossterm::event::KeyEvent { code, modifiers }: crossterm::event::KeyEvent) -> Self {
+ if code == crossterm::event::KeyCode::BackTab {
+ // special case for BackTab -> Shift-Tab
+ let mut modifiers: KeyModifiers = modifiers.into();
+ modifiers.insert(KeyModifiers::SHIFT);
+ Self {
+ code: KeyCode::Tab,
+ modifiers,
+ }
+ } else {
+ Self {
+ code: code.into(),
+ modifiers: modifiers.into(),
+ }
+ }
+ }
+}
+
+impl From<KeyEvent> for crossterm::event::KeyEvent {
+ fn from(KeyEvent { code, modifiers }: KeyEvent) -> Self {
+ if code == KeyCode::Tab && modifiers.contains(KeyModifiers::SHIFT) {
+ // special case for Shift-Tab -> BackTab
+ let mut modifiers = modifiers;
+ modifiers.remove(KeyModifiers::SHIFT);
+ crossterm::event::KeyEvent {
+ code: crossterm::event::KeyCode::BackTab,
+ modifiers: modifiers.into(),
+ }
+ } else {
+ crossterm::event::KeyEvent {
+ code: code.into(),
+ modifiers: modifiers.into(),
+ }
+ }
+ }
+}