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ghostty/macos/Sources/Ghostty/Ghostty.Input.swift
Mitchell Hashimoto 5fab6faf04 macOS: hook up command palette C API to actual command palette
2025-04-21 08:32:42 -07:00

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Swift
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import Cocoa
import SwiftUI
import GhosttyKit
extension Ghostty {
// MARK: Keyboard Shortcuts
/// Returns the SwiftUI KeyEquivalent for a given key. Note that not all keys known by
/// Ghostty have a macOS equivalent since macOS doesn't allow all keys as equivalents.
static func keyEquivalent(key: ghostty_input_key_e) -> KeyEquivalent? {
return Self.keyToEquivalent[key]
}
/// Return the key equivalent for the given trigger.
///
/// Returns nil if the trigger doesn't have an equivalent KeyboardShortcut. This is possible
/// because Ghostty input triggers are a superset of what can be represented by a macOS
/// KeyboardShortcut. For example, macOS doesn't have any way to represent function keys
/// (F1, F2, ...) with a KeyboardShortcut. This doesn't represent a practical issue because input
/// handling for Ghostty is handled at a lower level (usually). This function should generally only
/// be used for things like NSMenu that only support keyboard shortcuts anyways.
static func keyboardShortcut(for trigger: ghostty_input_trigger_s) -> KeyboardShortcut? {
let key: KeyEquivalent
switch (trigger.tag) {
case GHOSTTY_TRIGGER_TRANSLATED:
if let v = Ghostty.keyEquivalent(key: trigger.key.translated) {
key = v
} else {
return nil
}
case GHOSTTY_TRIGGER_PHYSICAL:
if let v = Ghostty.keyEquivalent(key: trigger.key.physical) {
key = v
} else {
return nil
}
case GHOSTTY_TRIGGER_UNICODE:
guard let scalar = UnicodeScalar(trigger.key.unicode) else { return nil }
key = KeyEquivalent(Character(scalar))
default:
return nil
}
return KeyboardShortcut(
key,
modifiers: EventModifiers(nsFlags: Ghostty.eventModifierFlags(mods: trigger.mods)))
}
// MARK: Mods
/// Returns the event modifier flags set for the Ghostty mods enum.
static func eventModifierFlags(mods: ghostty_input_mods_e) -> NSEvent.ModifierFlags {
var flags = NSEvent.ModifierFlags(rawValue: 0);
if (mods.rawValue & GHOSTTY_MODS_SHIFT.rawValue != 0) { flags.insert(.shift) }
if (mods.rawValue & GHOSTTY_MODS_CTRL.rawValue != 0) { flags.insert(.control) }
if (mods.rawValue & GHOSTTY_MODS_ALT.rawValue != 0) { flags.insert(.option) }
if (mods.rawValue & GHOSTTY_MODS_SUPER.rawValue != 0) { flags.insert(.command) }
return flags
}
/// Translate event modifier flags to a ghostty mods enum.
static func ghosttyMods(_ flags: NSEvent.ModifierFlags) -> ghostty_input_mods_e {
var mods: UInt32 = GHOSTTY_MODS_NONE.rawValue
if (flags.contains(.shift)) { mods |= GHOSTTY_MODS_SHIFT.rawValue }
if (flags.contains(.control)) { mods |= GHOSTTY_MODS_CTRL.rawValue }
if (flags.contains(.option)) { mods |= GHOSTTY_MODS_ALT.rawValue }
if (flags.contains(.command)) { mods |= GHOSTTY_MODS_SUPER.rawValue }
if (flags.contains(.capsLock)) { mods |= GHOSTTY_MODS_CAPS.rawValue }
// Handle sided input. We can't tell that both are pressed in the
// Ghostty structure but thats okay -- we don't use that information.
let rawFlags = flags.rawValue
if (rawFlags & UInt(NX_DEVICERSHIFTKEYMASK) != 0) { mods |= GHOSTTY_MODS_SHIFT_RIGHT.rawValue }
if (rawFlags & UInt(NX_DEVICERCTLKEYMASK) != 0) { mods |= GHOSTTY_MODS_CTRL_RIGHT.rawValue }
if (rawFlags & UInt(NX_DEVICERALTKEYMASK) != 0) { mods |= GHOSTTY_MODS_ALT_RIGHT.rawValue }
if (rawFlags & UInt(NX_DEVICERCMDKEYMASK) != 0) { mods |= GHOSTTY_MODS_SUPER_RIGHT.rawValue }
return ghostty_input_mods_e(mods)
}
/// A map from the Ghostty key enum to the keyEquivalent string for shortcuts. Note that
/// not all ghostty key enum values are represented here because not all of them can be
/// mapped to a KeyEquivalent.
static let keyToEquivalent: [ghostty_input_key_e : KeyEquivalent] = [
// 0-9
GHOSTTY_KEY_ZERO: "0",
GHOSTTY_KEY_ONE: "1",
GHOSTTY_KEY_TWO: "2",
GHOSTTY_KEY_THREE: "3",
GHOSTTY_KEY_FOUR: "4",
GHOSTTY_KEY_FIVE: "5",
GHOSTTY_KEY_SIX: "6",
GHOSTTY_KEY_SEVEN: "7",
GHOSTTY_KEY_EIGHT: "8",
GHOSTTY_KEY_NINE: "9",
// a-z
GHOSTTY_KEY_A: "a",
GHOSTTY_KEY_B: "b",
GHOSTTY_KEY_C: "c",
GHOSTTY_KEY_D: "d",
GHOSTTY_KEY_E: "e",
GHOSTTY_KEY_F: "f",
GHOSTTY_KEY_G: "g",
GHOSTTY_KEY_H: "h",
GHOSTTY_KEY_I: "i",
GHOSTTY_KEY_J: "j",
GHOSTTY_KEY_K: "k",
GHOSTTY_KEY_L: "l",
GHOSTTY_KEY_M: "m",
GHOSTTY_KEY_N: "n",
GHOSTTY_KEY_O: "o",
GHOSTTY_KEY_P: "p",
GHOSTTY_KEY_Q: "q",
GHOSTTY_KEY_R: "r",
GHOSTTY_KEY_S: "s",
GHOSTTY_KEY_T: "t",
GHOSTTY_KEY_U: "u",
GHOSTTY_KEY_V: "v",
GHOSTTY_KEY_W: "w",
GHOSTTY_KEY_X: "x",
GHOSTTY_KEY_Y: "y",
GHOSTTY_KEY_Z: "z",
// Symbols
GHOSTTY_KEY_APOSTROPHE: "'",
GHOSTTY_KEY_BACKSLASH: "\\",
GHOSTTY_KEY_COMMA: ",",
GHOSTTY_KEY_EQUAL: "=",
GHOSTTY_KEY_GRAVE_ACCENT: "`",
GHOSTTY_KEY_LEFT_BRACKET: "[",
GHOSTTY_KEY_MINUS: "-",
GHOSTTY_KEY_PERIOD: ".",
GHOSTTY_KEY_RIGHT_BRACKET: "]",
GHOSTTY_KEY_SEMICOLON: ";",
GHOSTTY_KEY_SLASH: "/",
// Function keys
GHOSTTY_KEY_UP: .upArrow,
GHOSTTY_KEY_DOWN: .downArrow,
GHOSTTY_KEY_LEFT: .leftArrow,
GHOSTTY_KEY_RIGHT: .rightArrow,
GHOSTTY_KEY_HOME: .home,
GHOSTTY_KEY_END: .end,
GHOSTTY_KEY_DELETE: .delete,
GHOSTTY_KEY_PAGE_UP: .pageUp,
GHOSTTY_KEY_PAGE_DOWN: .pageDown,
GHOSTTY_KEY_ESCAPE: .escape,
GHOSTTY_KEY_ENTER: .return,
GHOSTTY_KEY_TAB: .tab,
GHOSTTY_KEY_BACKSPACE: .delete,
]
static let asciiToKey: [UInt8 : ghostty_input_key_e] = [
// 0-9
0x30: GHOSTTY_KEY_ZERO,
0x31: GHOSTTY_KEY_ONE,
0x32: GHOSTTY_KEY_TWO,
0x33: GHOSTTY_KEY_THREE,
0x34: GHOSTTY_KEY_FOUR,
0x35: GHOSTTY_KEY_FIVE,
0x36: GHOSTTY_KEY_SIX,
0x37: GHOSTTY_KEY_SEVEN,
0x38: GHOSTTY_KEY_EIGHT,
0x39: GHOSTTY_KEY_NINE,
// A-Z
0x41: GHOSTTY_KEY_A,
0x42: GHOSTTY_KEY_B,
0x43: GHOSTTY_KEY_C,
0x44: GHOSTTY_KEY_D,
0x45: GHOSTTY_KEY_E,
0x46: GHOSTTY_KEY_F,
0x47: GHOSTTY_KEY_G,
0x48: GHOSTTY_KEY_H,
0x49: GHOSTTY_KEY_I,
0x4A: GHOSTTY_KEY_J,
0x4B: GHOSTTY_KEY_K,
0x4C: GHOSTTY_KEY_L,
0x4D: GHOSTTY_KEY_M,
0x4E: GHOSTTY_KEY_N,
0x4F: GHOSTTY_KEY_O,
0x50: GHOSTTY_KEY_P,
0x51: GHOSTTY_KEY_Q,
0x52: GHOSTTY_KEY_R,
0x53: GHOSTTY_KEY_S,
0x54: GHOSTTY_KEY_T,
0x55: GHOSTTY_KEY_U,
0x56: GHOSTTY_KEY_V,
0x57: GHOSTTY_KEY_W,
0x58: GHOSTTY_KEY_X,
0x59: GHOSTTY_KEY_Y,
0x5A: GHOSTTY_KEY_Z,
// a-z
0x61: GHOSTTY_KEY_A,
0x62: GHOSTTY_KEY_B,
0x63: GHOSTTY_KEY_C,
0x64: GHOSTTY_KEY_D,
0x65: GHOSTTY_KEY_E,
0x66: GHOSTTY_KEY_F,
0x67: GHOSTTY_KEY_G,
0x68: GHOSTTY_KEY_H,
0x69: GHOSTTY_KEY_I,
0x6A: GHOSTTY_KEY_J,
0x6B: GHOSTTY_KEY_K,
0x6C: GHOSTTY_KEY_L,
0x6D: GHOSTTY_KEY_M,
0x6E: GHOSTTY_KEY_N,
0x6F: GHOSTTY_KEY_O,
0x70: GHOSTTY_KEY_P,
0x71: GHOSTTY_KEY_Q,
0x72: GHOSTTY_KEY_R,
0x73: GHOSTTY_KEY_S,
0x74: GHOSTTY_KEY_T,
0x75: GHOSTTY_KEY_U,
0x76: GHOSTTY_KEY_V,
0x77: GHOSTTY_KEY_W,
0x78: GHOSTTY_KEY_X,
0x79: GHOSTTY_KEY_Y,
0x7A: GHOSTTY_KEY_Z,
// Symbols
0x27: GHOSTTY_KEY_APOSTROPHE,
0x5C: GHOSTTY_KEY_BACKSLASH,
0x2C: GHOSTTY_KEY_COMMA,
0x3D: GHOSTTY_KEY_EQUAL,
0x60: GHOSTTY_KEY_GRAVE_ACCENT,
0x5B: GHOSTTY_KEY_LEFT_BRACKET,
0x2D: GHOSTTY_KEY_MINUS,
0x2E: GHOSTTY_KEY_PERIOD,
0x5D: GHOSTTY_KEY_RIGHT_BRACKET,
0x3B: GHOSTTY_KEY_SEMICOLON,
0x2F: GHOSTTY_KEY_SLASH,
]
// Mapping of event keyCode to ghostty input key values. This is cribbed from
// glfw mostly since we started as a glfw-based app way back in the day!
static let keycodeToKey: [UInt16 : ghostty_input_key_e] = [
0x1D: GHOSTTY_KEY_ZERO,
0x12: GHOSTTY_KEY_ONE,
0x13: GHOSTTY_KEY_TWO,
0x14: GHOSTTY_KEY_THREE,
0x15: GHOSTTY_KEY_FOUR,
0x17: GHOSTTY_KEY_FIVE,
0x16: GHOSTTY_KEY_SIX,
0x1A: GHOSTTY_KEY_SEVEN,
0x1C: GHOSTTY_KEY_EIGHT,
0x19: GHOSTTY_KEY_NINE,
0x00: GHOSTTY_KEY_A,
0x0B: GHOSTTY_KEY_B,
0x08: GHOSTTY_KEY_C,
0x02: GHOSTTY_KEY_D,
0x0E: GHOSTTY_KEY_E,
0x03: GHOSTTY_KEY_F,
0x05: GHOSTTY_KEY_G,
0x04: GHOSTTY_KEY_H,
0x22: GHOSTTY_KEY_I,
0x26: GHOSTTY_KEY_J,
0x28: GHOSTTY_KEY_K,
0x25: GHOSTTY_KEY_L,
0x2E: GHOSTTY_KEY_M,
0x2D: GHOSTTY_KEY_N,
0x1F: GHOSTTY_KEY_O,
0x23: GHOSTTY_KEY_P,
0x0C: GHOSTTY_KEY_Q,
0x0F: GHOSTTY_KEY_R,
0x01: GHOSTTY_KEY_S,
0x11: GHOSTTY_KEY_T,
0x20: GHOSTTY_KEY_U,
0x09: GHOSTTY_KEY_V,
0x0D: GHOSTTY_KEY_W,
0x07: GHOSTTY_KEY_X,
0x10: GHOSTTY_KEY_Y,
0x06: GHOSTTY_KEY_Z,
0x27: GHOSTTY_KEY_APOSTROPHE,
0x2A: GHOSTTY_KEY_BACKSLASH,
0x2B: GHOSTTY_KEY_COMMA,
0x18: GHOSTTY_KEY_EQUAL,
0x32: GHOSTTY_KEY_GRAVE_ACCENT,
0x21: GHOSTTY_KEY_LEFT_BRACKET,
0x1B: GHOSTTY_KEY_MINUS,
0x2F: GHOSTTY_KEY_PERIOD,
0x1E: GHOSTTY_KEY_RIGHT_BRACKET,
0x29: GHOSTTY_KEY_SEMICOLON,
0x2C: GHOSTTY_KEY_SLASH,
0x33: GHOSTTY_KEY_BACKSPACE,
0x39: GHOSTTY_KEY_CAPS_LOCK,
0x75: GHOSTTY_KEY_DELETE,
0x7D: GHOSTTY_KEY_DOWN,
0x77: GHOSTTY_KEY_END,
0x24: GHOSTTY_KEY_ENTER,
0x35: GHOSTTY_KEY_ESCAPE,
0x7A: GHOSTTY_KEY_F1,
0x78: GHOSTTY_KEY_F2,
0x63: GHOSTTY_KEY_F3,
0x76: GHOSTTY_KEY_F4,
0x60: GHOSTTY_KEY_F5,
0x61: GHOSTTY_KEY_F6,
0x62: GHOSTTY_KEY_F7,
0x64: GHOSTTY_KEY_F8,
0x65: GHOSTTY_KEY_F9,
0x6D: GHOSTTY_KEY_F10,
0x67: GHOSTTY_KEY_F11,
0x6F: GHOSTTY_KEY_F12,
0x69: GHOSTTY_KEY_PRINT_SCREEN,
0x6B: GHOSTTY_KEY_F14,
0x71: GHOSTTY_KEY_F15,
0x6A: GHOSTTY_KEY_F16,
0x40: GHOSTTY_KEY_F17,
0x4F: GHOSTTY_KEY_F18,
0x50: GHOSTTY_KEY_F19,
0x5A: GHOSTTY_KEY_F20,
0x73: GHOSTTY_KEY_HOME,
0x72: GHOSTTY_KEY_INSERT,
0x7B: GHOSTTY_KEY_LEFT,
0x3A: GHOSTTY_KEY_LEFT_ALT,
0x3B: GHOSTTY_KEY_LEFT_CONTROL,
0x38: GHOSTTY_KEY_LEFT_SHIFT,
0x37: GHOSTTY_KEY_LEFT_SUPER,
0x47: GHOSTTY_KEY_NUM_LOCK,
0x79: GHOSTTY_KEY_PAGE_DOWN,
0x74: GHOSTTY_KEY_PAGE_UP,
0x7C: GHOSTTY_KEY_RIGHT,
0x3D: GHOSTTY_KEY_RIGHT_ALT,
0x3E: GHOSTTY_KEY_RIGHT_CONTROL,
0x3C: GHOSTTY_KEY_RIGHT_SHIFT,
0x36: GHOSTTY_KEY_RIGHT_SUPER,
0x31: GHOSTTY_KEY_SPACE,
0x30: GHOSTTY_KEY_TAB,
0x7E: GHOSTTY_KEY_UP,
0x52: GHOSTTY_KEY_KP_0,
0x53: GHOSTTY_KEY_KP_1,
0x54: GHOSTTY_KEY_KP_2,
0x55: GHOSTTY_KEY_KP_3,
0x56: GHOSTTY_KEY_KP_4,
0x57: GHOSTTY_KEY_KP_5,
0x58: GHOSTTY_KEY_KP_6,
0x59: GHOSTTY_KEY_KP_7,
0x5B: GHOSTTY_KEY_KP_8,
0x5C: GHOSTTY_KEY_KP_9,
0x45: GHOSTTY_KEY_KP_ADD,
0x41: GHOSTTY_KEY_KP_DECIMAL,
0x4B: GHOSTTY_KEY_KP_DIVIDE,
0x4C: GHOSTTY_KEY_KP_ENTER,
0x51: GHOSTTY_KEY_KP_EQUAL,
0x43: GHOSTTY_KEY_KP_MULTIPLY,
0x4E: GHOSTTY_KEY_KP_SUBTRACT,
];
}
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