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142 lines
6.8 KiB
Rust
142 lines
6.8 KiB
Rust
5 years ago
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use std::fmt;
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use skulpin::winit::event::{KeyboardInput, ElementState, ModifiersState, VirtualKeyCode};
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fn parse_keycode(keycode: VirtualKeyCode) -> Option<(String, bool)> {
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match keycode {
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VirtualKeyCode::Key1 => Some(("1".to_string(), false)),
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VirtualKeyCode::Key2 => Some(("2".to_string(), false)),
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VirtualKeyCode::Key3 => Some(("3".to_string(), false)),
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VirtualKeyCode::Key4 => Some(("4".to_string(), false)),
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VirtualKeyCode::Key5 => Some(("5".to_string(), false)),
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VirtualKeyCode::Key6 => Some(("6".to_string(), false)),
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VirtualKeyCode::Key7 => Some(("7".to_string(), false)),
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VirtualKeyCode::Key8 => Some(("8".to_string(), false)),
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VirtualKeyCode::Key9 => Some(("9".to_string(), false)),
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VirtualKeyCode::Key0 => Some(("0".to_string(), false)),
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VirtualKeyCode::A => Some(("a".to_string(), false)),
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VirtualKeyCode::B => Some(("b".to_string(), false)),
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VirtualKeyCode::C => Some(("c".to_string(), false)),
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VirtualKeyCode::D => Some(("d".to_string(), false)),
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VirtualKeyCode::E => Some(("e".to_string(), false)),
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VirtualKeyCode::F => Some(("f".to_string(), false)),
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VirtualKeyCode::G => Some(("g".to_string(), false)),
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VirtualKeyCode::H => Some(("h".to_string(), false)),
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VirtualKeyCode::I => Some(("i".to_string(), false)),
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VirtualKeyCode::J => Some(("j".to_string(), false)),
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VirtualKeyCode::K => Some(("k".to_string(), false)),
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VirtualKeyCode::L => Some(("l".to_string(), false)),
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VirtualKeyCode::M => Some(("m".to_string(), false)),
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VirtualKeyCode::N => Some(("n".to_string(), false)),
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VirtualKeyCode::O => Some(("o".to_string(), false)),
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VirtualKeyCode::P => Some(("p".to_string(), false)),
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VirtualKeyCode::Q => Some(("q".to_string(), false)),
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VirtualKeyCode::R => Some(("r".to_string(), false)),
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VirtualKeyCode::S => Some(("s".to_string(), false)),
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VirtualKeyCode::T => Some(("t".to_string(), false)),
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VirtualKeyCode::U => Some(("u".to_string(), false)),
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VirtualKeyCode::V => Some(("v".to_string(), false)),
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VirtualKeyCode::W => Some(("w".to_string(), false)),
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VirtualKeyCode::X => Some(("x".to_string(), false)),
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VirtualKeyCode::Y => Some(("y".to_string(), false)),
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VirtualKeyCode::Z => Some(("z".to_string(), false)),
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VirtualKeyCode::Escape => Some(("ESC".to_string(), true)),
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VirtualKeyCode::F1 => Some(("F1".to_string(), true)),
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VirtualKeyCode::F2 => Some(("F2".to_string(), true)),
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VirtualKeyCode::F3 => Some(("F3".to_string(), true)),
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VirtualKeyCode::F4 => Some(("F4".to_string(), true)),
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VirtualKeyCode::F5 => Some(("F5".to_string(), true)),
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VirtualKeyCode::F6 => Some(("F6".to_string(), true)),
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VirtualKeyCode::F7 => Some(("F7".to_string(), true)),
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VirtualKeyCode::F8 => Some(("F8".to_string(), true)),
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VirtualKeyCode::F9 => Some(("F9".to_string(), true)),
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VirtualKeyCode::F10 => Some(("F10".to_string(), true)),
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VirtualKeyCode::F11 => Some(("F11".to_string(), true)),
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VirtualKeyCode::F12 => Some(("F12".to_string(), true)),
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VirtualKeyCode::F13 => Some(("F13".to_string(), true)),
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VirtualKeyCode::F14 => Some(("F14".to_string(), true)),
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VirtualKeyCode::F15 => Some(("F15".to_string(), true)),
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VirtualKeyCode::F16 => Some(("F16".to_string(), true)),
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VirtualKeyCode::F17 => Some(("F17".to_string(), true)),
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VirtualKeyCode::F18 => Some(("F18".to_string(), true)),
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VirtualKeyCode::F19 => Some(("F19".to_string(), true)),
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VirtualKeyCode::F20 => Some(("F20".to_string(), true)),
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VirtualKeyCode::F21 => Some(("F21".to_string(), true)),
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VirtualKeyCode::F22 => Some(("F22".to_string(), true)),
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VirtualKeyCode::F23 => Some(("F23".to_string(), true)),
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VirtualKeyCode::F24 => Some(("F24".to_string(), true)),
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VirtualKeyCode::Insert => Some(("Insert".to_string(), true)),
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VirtualKeyCode::Home => Some(("Home".to_string(), true)),
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VirtualKeyCode::Delete => Some(("Delete".to_string(), true)),
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VirtualKeyCode::End => Some(("End".to_string(), true)),
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VirtualKeyCode::PageDown => Some(("PageDown".to_string(), true)),
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VirtualKeyCode::PageUp => Some(("PageUp".to_string(), true)),
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VirtualKeyCode::Left => Some(("Left".to_string(), true)),
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VirtualKeyCode::Up => Some(("Up".to_string(), true)),
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VirtualKeyCode::Right => Some(("Right".to_string(), true)),
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VirtualKeyCode::Down => Some(("Down".to_string(), true)),
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VirtualKeyCode::Back => Some(("BS".to_string(), true)),
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VirtualKeyCode::Return => Some(("Enter".to_string(), true)),
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VirtualKeyCode::Space => Some(("Space".to_string(), true)),
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VirtualKeyCode::Apostrophe => Some(("'".to_string(), false)),
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VirtualKeyCode::Backslash => Some(("Bslash".to_string(), true)),
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VirtualKeyCode::Colon => Some((":".to_string(), false)),
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VirtualKeyCode::Comma => Some((",".to_string(), false)),
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VirtualKeyCode::Decimal => Some((".".to_string(), false)),
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VirtualKeyCode::Divide => Some(("/".to_string(), false)),
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VirtualKeyCode::Equals => Some(("=".to_string(), false)),
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VirtualKeyCode::Minus => Some(("-".to_string(), false)),
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VirtualKeyCode::Semicolon => Some((";".to_string(), false)),
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_ => None
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}
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}
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fn append_modifiers(modifiers: ModifiersState, keycode_text: String, special: bool) -> String {
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let mut result = keycode_text;
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let mut special = special;
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if modifiers.shift {
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result = match result.as_ref() {
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"," => "<".to_string(),
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"." => ">".to_string(),
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";" => ":".to_string(),
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other => {
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special = true;
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format!("S-{}", result)
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}
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};
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}
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if modifiers.ctrl {
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result = format!("C-{}", result);
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}
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if modifiers.alt {
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result = format!("M-{}", result);
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}
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if modifiers.logo {
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result = format!("D-{}", result);
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}
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if special {
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result = format!("<{}>", result);
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}
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result
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}
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pub fn construct_keybinding_string(input: KeyboardInput) -> Option<String> {
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match input {
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KeyboardInput {
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state: ElementState::Pressed,
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virtual_keycode: Some(keycode),
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modifiers,
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..
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} => {
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if let Some((keycode_text, special)) = parse_keycode(keycode) {
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Some(append_modifiers(modifiers, keycode_text, special))
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} else {
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None
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}
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},
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_ => None
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}
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}
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