migrations/neutuino
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something probably

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Xyverle
2025-05-17 15:25:28 -04:00
parent 3d374d7578
commit d4d2896102
5 changed files with 36 additions and 191 deletions
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136
src/unix_input.rs
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@@ -138,146 +138,10 @@ where
Some(Ok(b'H')) => Some(Event::Key(KeyEvent::Home)),
Some(Ok(b'F')) => Some(Event::Key(KeyEvent::End)),
Some(Ok(b'Z')) => Some(Event::Key(KeyEvent::BackTab)),
Some(Ok(b'M')) => try_parse_x10_mouse(iter),
Some(Ok(b'<')) => try_parse_xterm_mouse(iter),
Some(Ok(c @ b'0'..=b'9')) => try_parse_rxvt_mouse(c, iter),
_ => None,
}
}
fn try_parse_x10_mouse<I>(iter: &mut I) -> Option<Event>
where
I: Iterator<Item = io::Result<u8>>,
{
let cb = iter.next()?.ok()? - 32;
let cx = u16::from(iter.next()?.ok()?.saturating_sub(33));
let cy = u16::from(iter.next()?.ok()?.saturating_sub(33));
match cb & 0x11 {
0 => {
if cb & 0x40 != 0 {
Some(Event::Mouse(MouseEvent::Press(
MouseButton::WheelUp,
cx,
cy,
)))
} else {
Some(Event::Mouse(MouseEvent::Press(MouseButton::Left, cx, cy)))
}
}
1 => {
if cb & 0x40 != 0 {
Some(Event::Mouse(MouseEvent::Press(
MouseButton::WheelDown,
cx,
cy,
)))
} else {
Some(Event::Mouse(MouseEvent::Press(MouseButton::Middle, cx, cy)))
}
}
2 => {
if cb & 0x40 != 0 {
Some(Event::Mouse(MouseEvent::Press(
MouseButton::WheelLeft,
cx,
cy,
)))
} else {
Some(Event::Mouse(MouseEvent::Press(MouseButton::Right, cx, cy)))
}
}
3 => {
if cb & 0x40 != 0 {
Some(Event::Mouse(MouseEvent::Press(
MouseButton::WheelRight,
cx,
cy,
)))
} else {
Some(Event::Mouse(MouseEvent::Release(cx, cy)))
}
}
_ => None,
}
}
fn try_parse_xterm_mouse<I>(iter: &mut I) -> Option<Event>
where
I: Iterator<Item = io::Result<u8>>,
{
let mut buf = Vec::new();
let mut character = iter.next()?.ok()?;
while !matches!(character, b'm' | b'M') {
buf.push(character);
character = iter.next()?.ok()?;
}
let str_buf = String::from_utf8(buf).ok()?;
let nums = &mut str_buf.split(';');
let cb = nums.next()?.parse::<u16>().ok()?;
let cx = nums.next()?.parse::<u16>().ok()?;
let cy = nums.next()?.parse::<u16>().ok()?;
let event = match cb {
0..=2 | 64..=67 => {
let button = match cb {
0 => MouseButton::Left,
1 => MouseButton::Middle,
2 => MouseButton::Right,
64 => MouseButton::WheelUp,
65 => MouseButton::WheelDown,
66 => MouseButton::WheelLeft,
67 => MouseButton::WheelRight,
_ => unreachable!(),
};
match character {
b'M' => MouseEvent::Press(button, cx, cy),
b'm' => MouseEvent::Release(cx, cy),
_ => return None,
}
}
32 | 3 => MouseEvent::Hold(cx, cy),
_ => return None,
};
Some(Event::Mouse(event))
}
fn try_parse_rxvt_mouse<I>(c: u8, iter: &mut I) -> Option<Event>
where
I: Iterator<Item = io::Result<u8>>,
{
let mut buf = vec![c];
let mut c = iter.next()?.ok()?;
while !(64..=126).contains(&c) {
buf.push(c);
c = iter.next()?.ok()?;
}
if c == b'M' {
let str_buf = String::from_utf8(buf).ok()?;
let nums: Vec<u16> = str_buf.split(';').map(|n| n.parse().unwrap()).collect();
let cb = nums[0];
let cx = nums[1];
let cy = nums[2];
let event = match cb {
32 => MouseEvent::Press(MouseButton::Left, cx, cy),
33 => MouseEvent::Press(MouseButton::Middle, cx, cy),
34 => MouseEvent::Press(MouseButton::Right, cx, cy),
35 => MouseEvent::Release(cx, cy),
64 => MouseEvent::Hold(cx, cy),
96 | 97 => MouseEvent::Press(MouseButton::WheelUp, cx, cy),
_ => return None,
};
return Some(Event::Mouse(event));
}
None
}
#[test]
fn test_parse_utf8() {
let string = "abcéŷ¤£€ù%323";