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key pattern matching macro

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🪞👃🪞 2024-09-05 23:01:16 +03:00
parent e0c8a427f1
commit 92d747ba2a
7 changed files with 168 additions and 93 deletions
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1
crates/tek_core/src/handle.rs
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@ -1 +0,0 @@
use crate::*;

47
crates/tek_core/src/keymap.rs
View file

@ -33,8 +33,53 @@ pub fn handle_keymap <T> (
}
}
#[macro_export] macro_rules! key {
#[macro_export] macro_rules! map_key {
($k:ident $(($char:literal))?, $m:ident, $n: literal, $d: literal, $f: expr) => {
(KeyCode::$k $(($char))?, KeyModifiers::$m, $n, $d, &$f as &dyn Fn()->Usually<bool>)
}
}
#[macro_export] macro_rules! key {
($code:pat) => {
crossterm::event::Event::Key(crossterm::event::KeyEvent {
code: $code,
modifiers: crossterm::event::KeyModifiers::NONE,
kind: crossterm::event::KeyEventKind::Press,
state: crossterm::event::KeyEventState::NONE
})
};
(Ctrl-$code:pat) => {
crossterm::event::Event::Key(crossterm::event::KeyEvent {
code: $code,
modifiers: crossterm::event::KeyModifiers::CONTROL,
kind: crossterm::event::KeyEventKind::Press,
state: crossterm::event::KeyEventState::NONE
})
};
(Alt-$code:pat) => {
crossterm::event::Event::Key(crossterm::event::KeyEvent {
code: $code,
modifiers: crossterm::event::KeyModifiers::ALT,
kind: crossterm::event::KeyEventKind::Press,
state: crossterm::event::KeyEventState::NONE
})
}
}
#[macro_export] macro_rules! match_key {
($event:expr, {
$($key:pat=>$block:expr),* $(,)?
}) => {
match $event {
$(crossterm::event::Event::Key(crossterm::event::KeyEvent {
code: $key,
modifiers: crossterm::event::KeyModifiers::NONE,
kind: crossterm::event::KeyEventKind::Press,
state: crossterm::event::KeyEventState::NONE
}) => {
$block
})*
_ => Ok(None)
}
}
}

4
crates/tek_mixer/src/plugin.rs
View file

@ -10,8 +10,8 @@ pub struct Plugin {
pub ports: JackPorts,
}
impl Handle<Tui> for Plugin {
fn handle (&mut self, e: &Tui) -> Perhaps<bool> {
handle_keymap(self, event, KEYMAP_PLUGIN)
fn handle (&mut self, from: &Tui) -> Perhaps<bool> {
handle_keymap(self, &from.event(), KEYMAP_PLUGIN).map(|x|Some(x))
}
}
process!(Plugin = Plugin::process);

4
crates/tek_mixer/src/sample_add.rs
View file

@ -60,9 +60,9 @@ impl Render<Tui> for AddSampleModal {
impl Handle<Tui> for AddSampleModal {
fn handle (&mut self, from: &Tui) -> Perhaps<bool> {
if handle_keymap(self, &from.event(), KEYMAP_ADD_SAMPLE)? {
return Ok(true)
return Ok(Some(true))
}
Ok(true)
Ok(Some(true))
}
}

7
crates/tek_mixer/src/track.rs
View file

@ -49,12 +49,13 @@ impl<E: Engine> Track<E> {
//None => ()
//})
//}
}
impl Track<Tui> {
pub fn from_edn <'a, 'e> (args: &[Edn<'e>]) -> Usually<Track<Tui>> {
let mut _gain = 0.0f64;
let mut track = Self::new("")?;
#[allow(unused_mut)]
let mut devices: Vec<JackDevice<E>> = vec![];
let mut devices: Vec<JackDevice<Tui>> = vec![];
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(SYM_NAME)) {
@ -95,7 +96,7 @@ impl<E: Engine> Track<E> {
}
Ok(track)
}
pub fn add_device (&mut self, device: JackDevice<E>) {
pub fn add_device (&mut self, device: JackDevice<Tui>) {
self.devices.push(device);
}
}

63
crates/tek_mixer/src/track_handle.rs
View file

@ -3,38 +3,37 @@ use crate::*;
impl Handle<Tui> for Track<Tui> {
fn handle (&mut self, from: &Tui) -> Perhaps<bool> {
match from.event() {
TuiEvent::Input(crossterm::event::Event::Key(event)) => {
for (code, modifiers, _, _, command) in [
key!(Up, NONE, "chain_cursor_up", "move cursor up", || {
Ok(true)
}),
key!(Down, NONE, "chain_cursor_down", "move cursor down", || {
Ok(true)
}),
key!(Left, NONE, "chain_cursor_left", "move cursor left", || {
//if let Some(track) = app.arranger.track_mut() {
//track.device = track.device.saturating_sub(1);
//return Ok(true)
//}
Ok(false)
}),
key!(Right, NONE, "chain_cursor_right", "move cursor right", || {
//if let Some(track) = app.arranger.track_mut() {
//track.device = (track.device + 1).min(track.devices.len().saturating_sub(1));
//return Ok(true)
//}
Ok(false)
}),
key!(Char('`'), NONE, "chain_mode_switch", "switch the display mode", || {
//app.chain_mode = !app.chain_mode;
Ok(true)
}),
].iter() {
if *code == event.code && modifiers.bits() == event.modifiers.bits() {
return command()
}
}
return Ok(None)
TuiEvent::Input(key) => match key {
//, NONE, "chain_cursor_up", "move cursor up", || {
key!(KeyCode::Up) => {
Ok(Some(true))
},
// , NONE, "chain_cursor_down", "move cursor down", || {
key!(KeyCode::Down) => {
Ok(Some(true))
},
// Left, NONE, "chain_cursor_left", "move cursor left", || {
key!(KeyCode::Left) => {
//if let Some(track) = app.arranger.track_mut() {
//track.device = track.device.saturating_sub(1);
//return Ok(true)
//}
Ok(Some(true))
},
// , NONE, "chain_cursor_right", "move cursor right", || {
key!(KeyCode::Right) => {
//if let Some(track) = app.arranger.track_mut() {
//track.device = (track.device + 1).min(track.devices.len().saturating_sub(1));
//return Ok(true)
//}
Ok(Some(true))
},
// , NONE, "chain_mode_switch", "switch the display mode", || {
key!(KeyCode::Char('`')) => {
//app.chain_mode = !app.chain_mode;
Ok(Some(true))
},
_ => Ok(None)
},
_ => Ok(None)
}

135
crates/tek_sequencer/src/arranger_handle.rs
View file

@ -10,58 +10,89 @@ impl Handle<Tui> for Arranger<Tui> {
return Ok(result)
}
match from.event() {
TuiEvent::Input(crossterm::event::Event::Key(event)) => {
for (code, modifiers, _, _, command) in [
key!(Char('`'), NONE, "mode_switch", "switch the display mode", || {
self.mode.to_next();
Ok(true)
}),
key!(Up, NONE, "cursor_up", "move cursor up", || {
match self.mode {
ArrangerViewMode::Horizontal => self.track_prev(),
_ => self.scene_prev(),
};
self.show_phrase()?;
Ok(true)
}),
key!(Down, NONE, "cursor_down", "move cursor down", || {
match self.mode {
ArrangerViewMode::Horizontal => self.track_next(),
_ => self.scene_next(),
};
self.show_phrase()?;
Ok(true)
}),
key!(Left, NONE, "cursor_left", "move cursor left", || {
match self.mode {
ArrangerViewMode::Horizontal => self.scene_prev(),
_ => self.track_prev(),
};
self.show_phrase()?;
Ok(true)
}),
key!(Right, NONE, "cursor_right", "move cursor right", || {
match self.mode {
ArrangerViewMode::Horizontal => self.scene_next(),
_ => self.track_next(),
};
self.show_phrase()?;
Ok(true)
}),
key!(Char('.'), NONE, "increment", "set next clip at cursor", || { self.phrase_next(); Ok(true) }),
key!(Char(','), NONE, "decrement", "set previous clip at cursor", || { self.phrase_prev(); Ok(true) }),
key!(Enter, NONE, "activate", "activate item at cursor", || { self.activate(); Ok(true) }),
key!(Char('a'), CONTROL, "scene_add", "add a new scene", || { self.scene_add(None)?; Ok(true) }),
key!(Char('t'), CONTROL, "track_add", "add a new track", || { self.track_add(None)?; Ok(true) }),
key!(Char('n'), NONE, "rename", "rename item at cursor", || { self.rename_selected(); Ok(true) }),
key!(Char('l'), NONE, "length", "set length of item at cursor", || { todo!(); Ok(true) }),
key!(Char('c'), NONE, "color", "set color of item at cursor", || { todo!(); Ok(true) })
].iter() {
if *code == event.code && modifiers.bits() == event.modifiers.bits() {
return command()
}
}
return Ok(None)
TuiEvent::Input(key) => match key {
// mode_switch: switch the display mode
key!(KeyCode::Char('`')) => {
self.mode.to_next();
Ok(Some(true))
},
// cursor_up: move cursor up
key!(KeyCode::Up) => {
match self.mode {
ArrangerViewMode::Horizontal => self.track_prev(),
_ => self.scene_prev(),
};
self.show_phrase()?;
Ok(Some(true))
},
// cursor_down
key!(KeyCode::Down) => {
match self.mode {
ArrangerViewMode::Horizontal => self.track_next(),
_ => self.scene_next(),
};
self.show_phrase()?;
Ok(Some(true))
},
// cursor left
key!(KeyCode::Left) => {
match self.mode {
ArrangerViewMode::Horizontal => self.scene_prev(),
_ => self.track_prev(),
};
self.show_phrase()?;
Ok(Some(true))
},
// cursor right
key!(KeyCode::Right) => {
match self.mode {
ArrangerViewMode::Horizontal => self.scene_next(),
_ => self.track_next(),
};
self.show_phrase()?;
Ok(Some(true))
},
// increment: use next clip here
key!(KeyCode::Char('.')) => {
self.phrase_next();
Ok(Some(true))
},
// increment: use next clip here
key!(KeyCode::Char(',')) => {
self.phrase_prev();
Ok(Some(true))
},
// decrement: use previous clip here
key!(KeyCode::Enter) => {
self.activate();
Ok(Some(true))
},
// scene_add: add a new scene
key!(Ctrl-KeyCode::Char('a')) => {
self.scene_add(None)?;
Ok(Some(true))
},
// track_add: add a new scene
key!(Ctrl-KeyCode::Char('t')) => {
self.track_add(None)?;
Ok(Some(true))
},
// rename: add a new scene
key!(KeyCode::Char('n')) => {
self.rename_selected();
Ok(Some(true))
},
// length: add a new scene
key!(KeyCode::Char('l')) => {
todo!();
Ok(Some(true))
},
// color: set color of item at cursor
key!(KeyCode::Char('c')) => {
todo!();
Ok(Some(true))
},
_ => Ok(None)
},
_ => Ok(None)
}