forked from AbleOS/ableos
27 lines
967 B
Rust
27 lines
967 B
Rust
use super::Error;
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use crate::{DecodeState, DecodedKey, HandleControl, KeyCode, KeyEvent, Modifiers};
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pub trait ScancodeSet {
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/// Handles the state logic for the decoding of scan codes into key events.
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fn advance_state(&self, state: &mut DecodeState, code: u8) -> Result<Option<KeyEvent>, Error>;
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/// Convert a Scan Code set X byte to our 'KeyType' enum
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fn map_scancode(&self, code: u8) -> Result<KeyCode, Error>;
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/// Convert a Scan Code Set X extended byte (prefixed E0) to our `KeyType`
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/// enum.
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fn map_extended_scancode(&self, code: u8) -> Result<KeyCode, Error>;
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}
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pub trait KeyboardLayout {
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/// Convert a `KeyType` enum to a Unicode character, if possible.
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/// `KeyType::A` maps to `Some('a')` (or `Some('A')` if shifted), while
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/// `KeyType::AltLeft` returns `None`
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fn map_keycode(
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&self,
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keycode: KeyCode,
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modifiers: &Modifiers,
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handle_ctrl: HandleControl,
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) -> DecodedKey;
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}
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