cosmic-terminal/src/key_bind.rs
2024-01-19 10:45:35 -07:00

101 lines
3.3 KiB
Rust

use cosmic::iced::keyboard::{KeyCode, Modifiers};
use serde::{Deserialize, Serialize};
use std::{collections::HashMap, fmt};
use crate::Action;
#[derive(Clone, Copy, Debug, Deserialize, Eq, Hash, Ord, PartialEq, PartialOrd, Serialize)]
pub enum Modifier {
Super,
Ctrl,
Alt,
Shift,
}
#[derive(Clone, Debug, Deserialize, Eq, Hash, Ord, PartialEq, PartialOrd, Serialize)]
pub struct KeyBind {
pub modifiers: Vec<Modifier>,
pub key_code: KeyCode,
}
impl KeyBind {
pub fn matches(&self, modifiers: Modifiers, key_code: KeyCode) -> bool {
self.key_code == key_code
&& modifiers.logo() == self.modifiers.contains(&Modifier::Super)
&& modifiers.control() == self.modifiers.contains(&Modifier::Ctrl)
&& modifiers.alt() == self.modifiers.contains(&Modifier::Alt)
&& modifiers.shift() == self.modifiers.contains(&Modifier::Shift)
}
}
impl fmt::Display for KeyBind {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
for modifier in self.modifiers.iter() {
write!(f, "{:?} + ", modifier)?;
}
write!(f, "{:?}", self.key_code)
}
}
pub fn key_binds() -> HashMap<KeyBind, Action> {
let mut key_binds = HashMap::new();
macro_rules! bind {
([$($modifier:ident),+ $(,)?], $key_code:ident, $action:ident) => {{
key_binds.insert(
KeyBind {
modifiers: vec![$(Modifier::$modifier),+],
key_code: KeyCode::$key_code,
},
Action::$action,
);
}};
}
// Standard key bindings
bind!([Ctrl, Shift], A, SelectAll);
bind!([Ctrl, Shift], C, Copy);
bind!([Ctrl, Shift], F, Find);
bind!([Ctrl, Shift], T, TabNew);
bind!([Ctrl, Shift], V, Paste);
bind!([Ctrl, Shift], W, TabClose);
// Ctrl+Alt+D splits horizontally, Ctrl+Alt+R splits vertically, Ctrl+Shift+X maximizes split
//TODO: Adjust bindings as desired by UX
bind!([Ctrl, Alt], D, PaneSplitHorizontal);
bind!([Ctrl, Alt], R, PaneSplitVertical);
bind!([Ctrl, Shift], X, PaneToggleMaximized);
// Ctrl+Tab and Ctrl+Shift+Tab cycle through tabs
// Ctrl+Tab is not a special key for terminals and is free to use
bind!([Ctrl], Tab, TabNext);
bind!([Ctrl, Shift], Tab, TabPrev);
// Ctrl+Shift+# activates tabs by index
bind!([Ctrl, Shift], Key1, TabActivate0);
bind!([Ctrl, Shift], Key2, TabActivate1);
bind!([Ctrl, Shift], Key3, TabActivate2);
bind!([Ctrl, Shift], Key4, TabActivate3);
bind!([Ctrl, Shift], Key5, TabActivate4);
bind!([Ctrl, Shift], Key6, TabActivate5);
bind!([Ctrl, Shift], Key7, TabActivate6);
bind!([Ctrl, Shift], Key8, TabActivate7);
bind!([Ctrl, Shift], Key9, TabActivate8);
// Ctrl+0, Ctrl+-, and Ctrl+= are not special keys for terminals and are free to use
bind!([Ctrl], Key0, ZoomReset);
bind!([Ctrl], Minus, ZoomOut);
bind!([Ctrl], Equals, ZoomIn);
// Ctrl+Arrows and Ctrl+HJKL move between splits
bind!([Ctrl, Shift], Left, PaneFocusLeft);
bind!([Ctrl, Shift], H, PaneFocusLeft);
bind!([Ctrl, Shift], Down, PaneFocusDown);
bind!([Ctrl, Shift], J, PaneFocusDown);
bind!([Ctrl, Shift], Up, PaneFocusUp);
bind!([Ctrl, Shift], K, PaneFocusUp);
bind!([Ctrl, Shift], Right, PaneFocusRight);
bind!([Ctrl, Shift], L, PaneFocusRight);
key_binds
}