mirror of https://github.com/helix-editor/helix
reverse the dependency between helix-tui and helix-view (#366)
* reverse the dependency between helix-tui and helix-view by moving a fiew types to view * fix tests * clippy and format fixes Co-authored-by: Keith Simmons <keithsim@microsoft.com>pull/375/head
Keith Simmons
3 years ago
committed by
GitHub
parent
74cc4b4a49
commit
4418e17547
@ -0,0 +1,160 @@
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use bitflags::bitflags;
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bitflags! {
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/// Represents key modifiers (shift, control, alt).
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#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
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pub struct KeyModifiers: u8 {
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const SHIFT = 0b0000_0001;
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const CONTROL = 0b0000_0010;
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const ALT = 0b0000_0100;
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const NONE = 0b0000_0000;
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}
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}
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#[cfg(feature = "term")]
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impl From<KeyModifiers> for crossterm::event::KeyModifiers {
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fn from(key_modifiers: KeyModifiers) -> Self {
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use crossterm::event::KeyModifiers as CKeyModifiers;
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let mut result = CKeyModifiers::NONE;
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if key_modifiers & KeyModifiers::SHIFT != KeyModifiers::NONE {
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result &= CKeyModifiers::SHIFT;
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}
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if key_modifiers & KeyModifiers::CONTROL != KeyModifiers::NONE {
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result &= CKeyModifiers::CONTROL;
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}
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if key_modifiers & KeyModifiers::ALT != KeyModifiers::NONE {
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result &= CKeyModifiers::ALT;
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}
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result
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}
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}
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#[cfg(feature = "term")]
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impl From<crossterm::event::KeyModifiers> for KeyModifiers {
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fn from(val: crossterm::event::KeyModifiers) -> Self {
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use crossterm::event::KeyModifiers as CKeyModifiers;
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let mut result = KeyModifiers::NONE;
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if val & CKeyModifiers::SHIFT != CKeyModifiers::NONE {
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result &= KeyModifiers::SHIFT;
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}
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if val & CKeyModifiers::CONTROL != CKeyModifiers::NONE {
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result &= KeyModifiers::CONTROL;
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}
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if val & CKeyModifiers::ALT != CKeyModifiers::NONE {
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result &= KeyModifiers::ALT;
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}
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result
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}
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}
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/// Represents a key.
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#[derive(Debug, PartialOrd, PartialEq, Eq, Clone, Copy, Hash)]
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#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
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pub enum KeyCode {
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/// Backspace key.
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Backspace,
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/// Enter key.
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Enter,
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/// Left arrow key.
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Left,
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/// Right arrow key.
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Right,
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/// Up arrow key.
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Up,
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/// Down arrow key.
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Down,
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/// Home key.
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Home,
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/// End key.
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End,
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/// Page up key.
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PageUp,
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/// Page dow key.
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PageDown,
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/// Tab key.
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Tab,
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/// Shift + Tab key.
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BackTab,
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/// Delete key.
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Delete,
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/// Insert key.
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Insert,
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/// F key.
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///
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/// `KeyCode::F(1)` represents F1 key, etc.
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F(u8),
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/// A character.
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///
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/// `KeyCode::Char('c')` represents `c` character, etc.
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Char(char),
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/// Null.
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Null,
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/// Escape key.
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Esc,
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}
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#[cfg(feature = "term")]
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impl From<KeyCode> for crossterm::event::KeyCode {
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fn from(key_code: KeyCode) -> Self {
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use crossterm::event::KeyCode as CKeyCode;
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match key_code {
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KeyCode::Backspace => CKeyCode::Backspace,
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KeyCode::Enter => CKeyCode::Enter,
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KeyCode::Left => CKeyCode::Left,
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KeyCode::Right => CKeyCode::Right,
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KeyCode::Up => CKeyCode::Up,
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KeyCode::Down => CKeyCode::Down,
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KeyCode::Home => CKeyCode::Home,
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KeyCode::End => CKeyCode::End,
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KeyCode::PageUp => CKeyCode::PageUp,
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KeyCode::PageDown => CKeyCode::PageDown,
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KeyCode::Tab => CKeyCode::Tab,
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KeyCode::BackTab => CKeyCode::BackTab,
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KeyCode::Delete => CKeyCode::Delete,
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KeyCode::Insert => CKeyCode::Insert,
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KeyCode::F(f_number) => CKeyCode::F(f_number),
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KeyCode::Char(character) => CKeyCode::Char(character),
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KeyCode::Null => CKeyCode::Null,
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KeyCode::Esc => CKeyCode::Esc,
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}
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}
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}
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#[cfg(feature = "term")]
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impl From<crossterm::event::KeyCode> for KeyCode {
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fn from(val: crossterm::event::KeyCode) -> Self {
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use crossterm::event::KeyCode as CKeyCode;
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match val {
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CKeyCode::Backspace => KeyCode::Backspace,
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CKeyCode::Enter => KeyCode::Enter,
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CKeyCode::Left => KeyCode::Left,
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CKeyCode::Right => KeyCode::Right,
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CKeyCode::Up => KeyCode::Up,
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CKeyCode::Down => KeyCode::Down,
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CKeyCode::Home => KeyCode::Home,
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CKeyCode::End => KeyCode::End,
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CKeyCode::PageUp => KeyCode::PageUp,
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CKeyCode::PageDown => KeyCode::PageDown,
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CKeyCode::Tab => KeyCode::Tab,
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CKeyCode::BackTab => KeyCode::BackTab,
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CKeyCode::Delete => KeyCode::Delete,
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CKeyCode::Insert => KeyCode::Insert,
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CKeyCode::F(f_number) => KeyCode::F(f_number),
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CKeyCode::Char(character) => KeyCode::Char(character),
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CKeyCode::Null => KeyCode::Null,
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CKeyCode::Esc => KeyCode::Esc,
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}
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}
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}
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