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//! Platform keyboard traits and implementations.
use collections::HashMap;
use gpui_types::{KeybindingKeystroke, Keystroke};
/// A trait for platform-specific keyboard layouts
pub trait PlatformKeyboardLayout {
/// Get the keyboard layout ID, which should be unique to the layout
fn id(&self) -> &str;
/// Get the keyboard layout display name
fn name(&self) -> &str;
}
/// A trait for platform-specific keyboard mappings
pub trait PlatformKeyboardMapper {
/// Map a key equivalent to its platform-specific representation
fn map_key_equivalent(
&self,
keystroke: Keystroke,
use_key_equivalents: bool,
) -> KeybindingKeystroke;
/// Get the key equivalents for the current keyboard layout,
/// only used on macOS
fn get_key_equivalents(&self) -> Option<&HashMap<char, char>>;
}
/// A dummy implementation of the platform keyboard mapper
pub struct DummyKeyboardMapper;
impl PlatformKeyboardMapper for DummyKeyboardMapper {
fn map_key_equivalent(
&self,
keystroke: Keystroke,
_use_key_equivalents: bool,
) -> KeybindingKeystroke {
KeybindingKeystroke::from_keystroke(keystroke)
}
fn get_key_equivalents(&self) -> Option<&HashMap<char, char>> {
None
}
}