ghostty/macos/Sources/Ghostty/Ghostty.App.swift
2025-04-08 00:44:53 +08:00

1419 lines
54 KiB
Swift

import SwiftUI
import UserNotifications
import GhosttyKit
protocol GhosttyAppDelegate: AnyObject {
#if os(macOS)
/// Called when a callback needs access to a specific surface. This should return nil
/// when the surface is no longer valid.
func findSurface(forUUID uuid: UUID) -> Ghostty.SurfaceView?
#endif
}
extension Ghostty {
// IMPORTANT: THIS IS NOT DONE.
// This is a refactor/redo of Ghostty.AppState so that it supports both macOS and iOS
class App: ObservableObject {
enum Readiness: String {
case loading, error, ready
}
/// Optional delegate
weak var delegate: GhosttyAppDelegate?
/// The readiness value of the state.
@Published var readiness: Readiness = .loading
/// The global app configuration. This defines the app level configuration plus any behavior
/// for new windows, tabs, etc. Note that when creating a new window, it may inherit some
/// configuration (i.e. font size) from the previously focused window. This would override this.
@Published private(set) var config: Config
/// The ghostty app instance. We only have one of these for the entire app, although I guess
/// in theory you can have multiple... I don't know why you would...
@Published var app: ghostty_app_t? = nil {
didSet {
guard let old = oldValue else { return }
ghostty_app_free(old)
}
}
/// True if we need to confirm before quitting.
var needsConfirmQuit: Bool {
guard let app = app else { return false }
return ghostty_app_needs_confirm_quit(app)
}
init() {
// Initialize ghostty global state. This happens once per process.
if ghostty_init() != GHOSTTY_SUCCESS {
logger.critical("ghostty_init failed, weird things may happen")
readiness = .error
}
// Initialize the global configuration.
self.config = Config()
if self.config.config == nil {
readiness = .error
return
}
// Create our "runtime" config. The "runtime" is the configuration that ghostty
// uses to interface with the application runtime environment.
var runtime_cfg = ghostty_runtime_config_s(
userdata: Unmanaged.passUnretained(self).toOpaque(),
supports_selection_clipboard: true,
wakeup_cb: { userdata in App.wakeup(userdata) },
action_cb: { app, target, action in App.action(app!, target: target, action: action) },
read_clipboard_cb: { userdata, loc, state in App.readClipboard(userdata, location: loc, state: state) },
confirm_read_clipboard_cb: { userdata, str, state, request in App.confirmReadClipboard(userdata, string: str, state: state, request: request ) },
write_clipboard_cb: { userdata, str, loc, confirm in App.writeClipboard(userdata, string: str, location: loc, confirm: confirm) },
close_surface_cb: { userdata, processAlive in App.closeSurface(userdata, processAlive: processAlive) }
)
// Create the ghostty app.
guard let app = ghostty_app_new(&runtime_cfg, config.config) else {
logger.critical("ghostty_app_new failed")
readiness = .error
return
}
self.app = app
#if os(macOS)
// Set our initial focus state
ghostty_app_set_focus(app, NSApp.isActive)
let center = NotificationCenter.default
center.addObserver(
self,
selector: #selector(keyboardSelectionDidChange(notification:)),
name: NSTextInputContext.keyboardSelectionDidChangeNotification,
object: nil)
center.addObserver(
self,
selector: #selector(applicationDidBecomeActive(notification:)),
name: NSApplication.didBecomeActiveNotification,
object: nil)
center.addObserver(
self,
selector: #selector(applicationDidResignActive(notification:)),
name: NSApplication.didResignActiveNotification,
object: nil)
#endif
self.readiness = .ready
}
deinit {
// This will force the didSet callbacks to run which free.
self.app = nil
#if os(macOS)
NotificationCenter.default.removeObserver(self)
#endif
}
// MARK: App Operations
func appTick() {
guard let app = self.app else { return }
ghostty_app_tick(app)
}
func openConfig() {
guard let app = self.app else { return }
ghostty_app_open_config(app)
}
/// Reload the configuration.
func reloadConfig(soft: Bool = false) {
guard let app = self.app else { return }
// Soft updates just call with our existing config
if (soft) {
ghostty_app_update_config(app, config.config!)
return
}
// Hard or full updates have to reload the full configuration
let newConfig = Config()
guard newConfig.loaded else {
Ghostty.logger.warning("failed to reload configuration")
return
}
ghostty_app_update_config(app, newConfig.config!)
// We can only set our config after updating it so that we don't free
// memory that may still be in use
self.config = newConfig
}
func reloadConfig(surface: ghostty_surface_t, soft: Bool = false) {
// Soft updates just call with our existing config
if (soft) {
ghostty_surface_update_config(surface, config.config!)
return
}
// Hard or full updates have to reload the full configuration.
// NOTE: We never set this on self.config because this is a surface-only
// config. We free it after the call.
let newConfig = Config()
guard newConfig.loaded else {
Ghostty.logger.warning("failed to reload configuration")
return
}
ghostty_surface_update_config(surface, newConfig.config!)
}
/// Request that the given surface is closed. This will trigger the full normal surface close event
/// cycle which will call our close surface callback.
func requestClose(surface: ghostty_surface_t) {
ghostty_surface_request_close(surface)
}
func newTab(surface: ghostty_surface_t) {
let action = "new_tab"
if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
logger.warning("action failed action=\(action)")
}
}
func newWindow(surface: ghostty_surface_t) {
let action = "new_window"
if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
logger.warning("action failed action=\(action)")
}
}
func split(surface: ghostty_surface_t, direction: ghostty_action_split_direction_e) {
ghostty_surface_split(surface, direction)
}
func splitMoveFocus(surface: ghostty_surface_t, direction: SplitFocusDirection) {
ghostty_surface_split_focus(surface, direction.toNative())
}
func splitResize(surface: ghostty_surface_t, direction: SplitResizeDirection, amount: UInt16) {
ghostty_surface_split_resize(surface, direction.toNative(), amount)
}
func splitEqualize(surface: ghostty_surface_t) {
ghostty_surface_split_equalize(surface)
}
func splitToggleZoom(surface: ghostty_surface_t) {
let action = "toggle_split_zoom"
if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
logger.warning("action failed action=\(action)")
}
}
func toggleFullscreen(surface: ghostty_surface_t) {
let action = "toggle_fullscreen"
if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
logger.warning("action failed action=\(action)")
}
}
enum FontSizeModification {
case increase(Int)
case decrease(Int)
case reset
}
func changeFontSize(surface: ghostty_surface_t, _ change: FontSizeModification) {
let action: String
switch change {
case .increase(let amount):
action = "increase_font_size:\(amount)"
case .decrease(let amount):
action = "decrease_font_size:\(amount)"
case .reset:
action = "reset_font_size"
}
if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
logger.warning("action failed action=\(action)")
}
}
func toggleTerminalInspector(surface: ghostty_surface_t) {
let action = "inspector:toggle"
if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
logger.warning("action failed action=\(action)")
}
}
func resetTerminal(surface: ghostty_surface_t) {
let action = "reset"
if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
logger.warning("action failed action=\(action)")
}
}
#if os(iOS)
// MARK: Ghostty Callbacks (iOS)
static func wakeup(_ userdata: UnsafeMutableRawPointer?) {}
static func action(_ app: ghostty_app_t, target: ghostty_target_s, action: ghostty_action_s) -> Bool { return false }
static func readClipboard(
_ userdata: UnsafeMutableRawPointer?,
location: ghostty_clipboard_e,
state: UnsafeMutableRawPointer?
) {}
static func confirmReadClipboard(
_ userdata: UnsafeMutableRawPointer?,
string: UnsafePointer<CChar>?,
state: UnsafeMutableRawPointer?,
request: ghostty_clipboard_request_e
) {}
static func writeClipboard(
_ userdata: UnsafeMutableRawPointer?,
string: UnsafePointer<CChar>?,
location: ghostty_clipboard_e,
confirm: Bool
) {}
static func closeSurface(_ userdata: UnsafeMutableRawPointer?, processAlive: Bool) {}
#endif
#if os(macOS)
// MARK: Notifications
// Called when the selected keyboard changes. We have to notify Ghostty so that
// it can reload the keyboard mapping for input.
@objc private func keyboardSelectionDidChange(notification: NSNotification) {
guard let app = self.app else { return }
ghostty_app_keyboard_changed(app)
}
// Called when the app becomes active.
@objc private func applicationDidBecomeActive(notification: NSNotification) {
guard let app = self.app else { return }
ghostty_app_set_focus(app, true)
}
// Called when the app becomes inactive.
@objc private func applicationDidResignActive(notification: NSNotification) {
guard let app = self.app else { return }
ghostty_app_set_focus(app, false)
}
// MARK: Ghostty Callbacks (macOS)
static func closeSurface(_ userdata: UnsafeMutableRawPointer?, processAlive: Bool) {
let surface = self.surfaceUserdata(from: userdata)
NotificationCenter.default.post(name: Notification.ghosttyCloseSurface, object: surface, userInfo: [
"process_alive": processAlive,
])
}
static func readClipboard(_ userdata: UnsafeMutableRawPointer?, location: ghostty_clipboard_e, state: UnsafeMutableRawPointer?) {
// If we don't even have a surface, something went terrible wrong so we have
// to leak "state".
let surfaceView = self.surfaceUserdata(from: userdata)
guard let surface = surfaceView.surface else { return }
// Get our pasteboard
guard let pasteboard = NSPasteboard.ghostty(location) else {
return completeClipboardRequest(surface, data: "", state: state)
}
// Get our string
let str = pasteboard.getOpinionatedStringContents() ?? ""
completeClipboardRequest(surface, data: str, state: state)
}
static func confirmReadClipboard(
_ userdata: UnsafeMutableRawPointer?,
string: UnsafePointer<CChar>?,
state: UnsafeMutableRawPointer?,
request: ghostty_clipboard_request_e
) {
let surface = self.surfaceUserdata(from: userdata)
guard let valueStr = String(cString: string!, encoding: .utf8) else { return }
guard let request = Ghostty.ClipboardRequest.from(request: request) else { return }
NotificationCenter.default.post(
name: Notification.confirmClipboard,
object: surface,
userInfo: [
Notification.ConfirmClipboardStrKey: valueStr,
Notification.ConfirmClipboardStateKey: state as Any,
Notification.ConfirmClipboardRequestKey: request,
]
)
}
static func completeClipboardRequest(
_ surface: ghostty_surface_t,
data: String,
state: UnsafeMutableRawPointer?,
confirmed: Bool = false
) {
data.withCString { ptr in
ghostty_surface_complete_clipboard_request(surface, ptr, state, confirmed)
}
}
static func writeClipboard(_ userdata: UnsafeMutableRawPointer?, string: UnsafePointer<CChar>?, location: ghostty_clipboard_e, confirm: Bool) {
let surface = self.surfaceUserdata(from: userdata)
guard let pasteboard = NSPasteboard.ghostty(location) else { return }
guard let valueStr = String(cString: string!, encoding: .utf8) else { return }
if !confirm {
pasteboard.declareTypes([.string], owner: nil)
pasteboard.setString(valueStr, forType: .string)
return
}
NotificationCenter.default.post(
name: Notification.confirmClipboard,
object: surface,
userInfo: [
Notification.ConfirmClipboardStrKey: valueStr,
Notification.ConfirmClipboardRequestKey: Ghostty.ClipboardRequest.osc_52_write(pasteboard),
]
)
}
static func wakeup(_ userdata: UnsafeMutableRawPointer?) {
let state = Unmanaged<App>.fromOpaque(userdata!).takeUnretainedValue()
// Wakeup can be called from any thread so we schedule the app tick
// from the main thread. There is probably some improvements we can make
// to coalesce multiple ticks but I don't think it matters from a performance
// standpoint since we don't do this much.
DispatchQueue.main.async { state.appTick() }
}
/// Determine if a given notification should be presented to the user when Ghostty is running in the foreground.
func shouldPresentNotification(notification: UNNotification) -> Bool {
let userInfo = notification.request.content.userInfo
guard let uuidString = userInfo["surface"] as? String,
let uuid = UUID(uuidString: uuidString),
let surface = delegate?.findSurface(forUUID: uuid),
let window = surface.window else { return false }
return !window.isKeyWindow || !surface.focused
}
/// Returns the GhosttyState from the given userdata value.
static private func appState(fromView view: SurfaceView) -> App? {
guard let surface = view.surface else { return nil }
guard let app = ghostty_surface_app(surface) else { return nil }
guard let app_ud = ghostty_app_userdata(app) else { return nil }
return Unmanaged<App>.fromOpaque(app_ud).takeUnretainedValue()
}
/// Returns the surface view from the userdata.
static private func surfaceUserdata(from userdata: UnsafeMutableRawPointer?) -> SurfaceView {
return Unmanaged<SurfaceView>.fromOpaque(userdata!).takeUnretainedValue()
}
static private func surfaceView(from surface: ghostty_surface_t) -> SurfaceView? {
guard let surface_ud = ghostty_surface_userdata(surface) else { return nil }
return Unmanaged<SurfaceView>.fromOpaque(surface_ud).takeUnretainedValue()
}
// MARK: Actions (macOS)
static func action(_ app: ghostty_app_t, target: ghostty_target_s, action: ghostty_action_s) -> Bool {
// Make sure it a target we understand so all our action handlers can assert
switch (target.tag) {
case GHOSTTY_TARGET_APP, GHOSTTY_TARGET_SURFACE:
break
default:
Ghostty.logger.warning("unknown action target=\(target.tag.rawValue)")
return false
}
// Action dispatch
switch (action.tag) {
case GHOSTTY_ACTION_QUIT:
quit(app)
case GHOSTTY_ACTION_NEW_WINDOW:
newWindow(app, target: target)
case GHOSTTY_ACTION_NEW_TAB:
newTab(app, target: target)
case GHOSTTY_ACTION_NEW_SPLIT:
newSplit(app, target: target, direction: action.action.new_split)
case GHOSTTY_ACTION_CLOSE_TAB:
closeTab(app, target: target)
case GHOSTTY_ACTION_CLOSE_WINDOW:
closeWindow(app, target: target)
case GHOSTTY_ACTION_TOGGLE_FULLSCREEN:
toggleFullscreen(app, target: target, mode: action.action.toggle_fullscreen)
case GHOSTTY_ACTION_MOVE_TAB:
return moveTab(app, target: target, move: action.action.move_tab)
case GHOSTTY_ACTION_GOTO_TAB:
return gotoTab(app, target: target, tab: action.action.goto_tab)
case GHOSTTY_ACTION_GOTO_SPLIT:
return gotoSplit(app, target: target, direction: action.action.goto_split)
case GHOSTTY_ACTION_RESIZE_SPLIT:
resizeSplit(app, target: target, resize: action.action.resize_split)
case GHOSTTY_ACTION_EQUALIZE_SPLITS:
equalizeSplits(app, target: target)
case GHOSTTY_ACTION_TOGGLE_SPLIT_ZOOM:
toggleSplitZoom(app, target: target)
case GHOSTTY_ACTION_INSPECTOR:
controlInspector(app, target: target, mode: action.action.inspector)
case GHOSTTY_ACTION_RENDER_INSPECTOR:
renderInspector(app, target: target)
case GHOSTTY_ACTION_DESKTOP_NOTIFICATION:
showDesktopNotification(app, target: target, n: action.action.desktop_notification)
case GHOSTTY_ACTION_SET_TITLE:
setTitle(app, target: target, v: action.action.set_title)
case GHOSTTY_ACTION_PROMPT_TITLE:
return promptTitle(app, target: target)
case GHOSTTY_ACTION_PWD:
pwdChanged(app, target: target, v: action.action.pwd)
case GHOSTTY_ACTION_OPEN_CONFIG:
ghostty_config_open()
case GHOSTTY_ACTION_SECURE_INPUT:
toggleSecureInput(app, target: target, mode: action.action.secure_input)
case GHOSTTY_ACTION_MOUSE_SHAPE:
setMouseShape(app, target: target, shape: action.action.mouse_shape)
case GHOSTTY_ACTION_MOUSE_VISIBILITY:
setMouseVisibility(app, target: target, v: action.action.mouse_visibility)
case GHOSTTY_ACTION_MOUSE_OVER_LINK:
setMouseOverLink(app, target: target, v: action.action.mouse_over_link)
case GHOSTTY_ACTION_INITIAL_SIZE:
setInitialSize(app, target: target, v: action.action.initial_size)
case GHOSTTY_ACTION_RESET_WINDOW_SIZE:
resetWindowSize(app, target: target)
case GHOSTTY_ACTION_CELL_SIZE:
setCellSize(app, target: target, v: action.action.cell_size)
case GHOSTTY_ACTION_RENDERER_HEALTH:
rendererHealth(app, target: target, v: action.action.renderer_health)
case GHOSTTY_ACTION_TOGGLE_QUICK_TERMINAL:
toggleQuickTerminal(app, target: target)
case GHOSTTY_ACTION_TOGGLE_VISIBILITY:
toggleVisibility(app, target: target)
case GHOSTTY_ACTION_KEY_SEQUENCE:
keySequence(app, target: target, v: action.action.key_sequence)
case GHOSTTY_ACTION_CONFIG_CHANGE:
configChange(app, target: target, v: action.action.config_change)
case GHOSTTY_ACTION_RELOAD_CONFIG:
configReload(app, target: target, v: action.action.reload_config)
case GHOSTTY_ACTION_COLOR_CHANGE:
colorChange(app, target: target, change: action.action.color_change)
case GHOSTTY_ACTION_CLOSE_ALL_WINDOWS:
fallthrough
case GHOSTTY_ACTION_TOGGLE_TAB_OVERVIEW:
fallthrough
case GHOSTTY_ACTION_TOGGLE_WINDOW_DECORATIONS:
fallthrough
case GHOSTTY_ACTION_PRESENT_TERMINAL:
fallthrough
case GHOSTTY_ACTION_SIZE_LIMIT:
fallthrough
case GHOSTTY_ACTION_QUIT_TIMER:
Ghostty.logger.info("known but unimplemented action action=\(action.tag.rawValue)")
return false
default:
Ghostty.logger.warning("unknown action action=\(action.tag.rawValue)")
return false
}
// If we reached here then we assume performed since all unknown actions
// are captured in the switch and return false.
return true
}
private static func quit(_ app: ghostty_app_t) {
// On iOS, applications do not terminate programmatically like they do
// on macOS. On iOS, applications are only terminated when a user physically
// closes the application (i.e. going to the home screen). If we request
// exit on iOS we ignore it.
#if os(iOS)
logger.info("quit request received, ignoring on iOS")
#endif
#if os(macOS)
// We want to quit, start that process
NSApplication.shared.terminate(nil)
#endif
}
private static func newWindow(_ app: ghostty_app_t, target: ghostty_target_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
NotificationCenter.default.post(
name: Notification.ghosttyNewWindow,
object: nil,
userInfo: [:]
)
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: Notification.ghosttyNewWindow,
object: surfaceView,
userInfo: [
Notification.NewSurfaceConfigKey: SurfaceConfiguration(from: ghostty_surface_inherited_config(surface)),
]
)
default:
assertionFailure()
}
}
private static func newTab(_ app: ghostty_app_t, target: ghostty_target_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
NotificationCenter.default.post(
name: Notification.ghosttyNewTab,
object: nil,
userInfo: [:]
)
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
guard let appState = self.appState(fromView: surfaceView) else { return }
guard appState.config.windowDecorations else {
let alert = NSAlert()
alert.messageText = "Tabs are disabled"
alert.informativeText = "Enable window decorations to use tabs"
alert.addButton(withTitle: "OK")
alert.alertStyle = .warning
_ = alert.runModal()
return
}
NotificationCenter.default.post(
name: Notification.ghosttyNewTab,
object: surfaceView,
userInfo: [
Notification.NewSurfaceConfigKey: SurfaceConfiguration(from: ghostty_surface_inherited_config(surface)),
]
)
default:
assertionFailure()
}
}
private static func newSplit(
_ app: ghostty_app_t,
target: ghostty_target_s,
direction: ghostty_action_split_direction_e) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
// New split does nothing with an app target
Ghostty.logger.warning("new split does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: Notification.ghosttyNewSplit,
object: surfaceView,
userInfo: [
"direction": direction,
Notification.NewSurfaceConfigKey: SurfaceConfiguration(from: ghostty_surface_inherited_config(surface)),
]
)
default:
assertionFailure()
}
}
private static func closeTab(_ app: ghostty_app_t, target: ghostty_target_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("close tab does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: .ghosttyCloseTab,
object: surfaceView
)
default:
assertionFailure()
}
}
private static func closeWindow(_ app: ghostty_app_t, target: ghostty_target_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("close window does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: .ghosttyCloseWindow,
object: surfaceView
)
default:
assertionFailure()
}
}
private static func toggleFullscreen(
_ app: ghostty_app_t,
target: ghostty_target_s,
mode raw: ghostty_action_fullscreen_e) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("toggle fullscreen does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
guard let mode = FullscreenMode.from(ghostty: raw) else {
Ghostty.logger.warning("unknow fullscreen mode raw=\(raw.rawValue)")
return
}
NotificationCenter.default.post(
name: Notification.ghosttyToggleFullscreen,
object: surfaceView,
userInfo: [
Notification.FullscreenModeKey: mode,
]
)
default:
assertionFailure()
}
}
private static func toggleVisibility(
_ app: ghostty_app_t,
target: ghostty_target_s
) {
guard let appDelegate = NSApplication.shared.delegate as? AppDelegate else { return }
appDelegate.toggleVisibility(self)
}
private static func moveTab(
_ app: ghostty_app_t,
target: ghostty_target_s,
move: ghostty_action_move_tab_s) -> Bool {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("move tab does nothing with an app target")
return false
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return false }
guard let surfaceView = self.surfaceView(from: surface) else { return false }
// See gotoTab for notes on this check.
guard (surfaceView.window?.tabGroup?.windows.count ?? 0) > 1 else { return false }
NotificationCenter.default.post(
name: .ghosttyMoveTab,
object: surfaceView,
userInfo: [
SwiftUI.Notification.Name.GhosttyMoveTabKey: Action.MoveTab(c: move),
]
)
default:
assertionFailure()
}
return true
}
private static func gotoTab(
_ app: ghostty_app_t,
target: ghostty_target_s,
tab: ghostty_action_goto_tab_e) -> Bool {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("goto tab does nothing with an app target")
return false
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return false }
guard let surfaceView = self.surfaceView(from: surface) else { return false }
// Similar to goto_split (see comment there) about our performability,
// we should make this more accurate later.
guard (surfaceView.window?.tabGroup?.windows.count ?? 0) > 1 else { return false }
NotificationCenter.default.post(
name: Notification.ghosttyGotoTab,
object: surfaceView,
userInfo: [
Notification.GotoTabKey: tab,
]
)
default:
assertionFailure()
}
return true
}
private static func gotoSplit(
_ app: ghostty_app_t,
target: ghostty_target_s,
direction: ghostty_action_goto_split_e) -> Bool {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("goto split does nothing with an app target")
return false
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return false }
guard let surfaceView = self.surfaceView(from: surface) else { return false }
guard let controller = surfaceView.window?.windowController as? BaseTerminalController else { return false }
// For now, we return false if the window has no splits and we return
// true if the window has ANY splits. This isn't strictly correct because
// we should only be returning true if we actually performed the action,
// but this handles the most common case of caring about goto_split performability
// which is the no-split case.
guard controller.surfaceTree?.isSplit ?? false else { return false }
NotificationCenter.default.post(
name: Notification.ghosttyFocusSplit,
object: surfaceView,
userInfo: [
Notification.SplitDirectionKey: SplitFocusDirection.from(direction: direction) as Any,
]
)
default:
assertionFailure()
}
return true
}
private static func resizeSplit(
_ app: ghostty_app_t,
target: ghostty_target_s,
resize: ghostty_action_resize_split_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("resize split does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
guard let resizeDirection = SplitResizeDirection.from(direction: resize.direction) else { return }
NotificationCenter.default.post(
name: Notification.didResizeSplit,
object: surfaceView,
userInfo: [
Notification.ResizeSplitDirectionKey: resizeDirection,
Notification.ResizeSplitAmountKey: resize.amount,
]
)
default:
assertionFailure()
}
}
private static func equalizeSplits(
_ app: ghostty_app_t,
target: ghostty_target_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("equalize splits does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: Notification.didEqualizeSplits,
object: surfaceView
)
default:
assertionFailure()
}
}
private static func toggleSplitZoom(
_ app: ghostty_app_t,
target: ghostty_target_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("toggle split zoom does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: Notification.didToggleSplitZoom,
object: surfaceView
)
default:
assertionFailure()
}
}
private static func controlInspector(
_ app: ghostty_app_t,
target: ghostty_target_s,
mode: ghostty_action_inspector_e) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("toggle split zoom does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: Notification.didControlInspector,
object: surfaceView,
userInfo: ["mode": mode]
)
default:
assertionFailure()
}
}
private static func showDesktopNotification(
_ app: ghostty_app_t,
target: ghostty_target_s,
n: ghostty_action_desktop_notification_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("toggle split zoom does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
guard let title = String(cString: n.title!, encoding: .utf8) else { return }
guard let body = String(cString: n.body!, encoding: .utf8) else { return }
let center = UNUserNotificationCenter.current()
center.requestAuthorization(options: [.alert, .sound]) { _, error in
if let error = error {
Ghostty.logger.error("Error while requesting notification authorization: \(error)")
}
}
center.getNotificationSettings() { settings in
guard settings.authorizationStatus == .authorized else { return }
surfaceView.showUserNotification(title: title, body: body)
}
default:
assertionFailure()
}
}
private static func toggleSecureInput(
_ app: ghostty_app_t,
target: ghostty_target_s,
mode mode_raw: ghostty_action_secure_input_e
) {
guard let mode = SetSecureInput.from(mode_raw) else { return }
switch (target.tag) {
case GHOSTTY_TARGET_APP:
guard let appDelegate = NSApplication.shared.delegate as? AppDelegate else { return }
appDelegate.setSecureInput(mode)
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
guard let appState = self.appState(fromView: surfaceView) else { return }
guard appState.config.autoSecureInput else { return }
switch (mode) {
case .on:
surfaceView.passwordInput = true
case .off:
surfaceView.passwordInput = false
case .toggle:
surfaceView.passwordInput = !surfaceView.passwordInput
}
default:
assertionFailure()
}
}
private static func toggleQuickTerminal(
_ app: ghostty_app_t,
target: ghostty_target_s
) {
guard let appDelegate = NSApplication.shared.delegate as? AppDelegate else { return }
appDelegate.toggleQuickTerminal(self)
}
private static func setTitle(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_set_title_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("set title does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
guard let title = String(cString: v.title!, encoding: .utf8) else { return }
surfaceView.setTitle(title)
default:
assertionFailure()
}
}
private static func promptTitle(
_ app: ghostty_app_t,
target: ghostty_target_s) -> Bool {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("set title prompt does nothing with an app target")
return false
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return false }
guard let surfaceView = self.surfaceView(from: surface) else { return false }
surfaceView.promptTitle()
default:
assertionFailure()
}
return true
}
private static func pwdChanged(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_pwd_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("pwd change does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
guard let pwd = String(cString: v.pwd!, encoding: .utf8) else { return }
surfaceView.pwd = pwd
default:
assertionFailure()
}
}
private static func setMouseShape(
_ app: ghostty_app_t,
target: ghostty_target_s,
shape: ghostty_action_mouse_shape_e) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("set mouse shapes nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
surfaceView.setCursorShape(shape)
default:
assertionFailure()
}
}
private static func setMouseVisibility(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_mouse_visibility_e) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("set mouse shapes nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
switch (v) {
case GHOSTTY_MOUSE_VISIBLE:
surfaceView.setCursorVisibility(true)
case GHOSTTY_MOUSE_HIDDEN:
surfaceView.setCursorVisibility(false)
default:
return
}
default:
assertionFailure()
}
}
private static func setMouseOverLink(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_mouse_over_link_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("mouse over link does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
guard v.len > 0 else {
surfaceView.hoverUrl = nil
return
}
let buffer = Data(bytes: v.url!, count: v.len)
surfaceView.hoverUrl = String(data: buffer, encoding: .utf8)
default:
assertionFailure()
}
}
private static func setInitialSize(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_initial_size_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("initial size does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
surfaceView.initialSize = NSMakeSize(Double(v.width), Double(v.height))
default:
assertionFailure()
}
}
private static func resetWindowSize(
_ app: ghostty_app_t,
target: ghostty_target_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("reset window size does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: .ghosttyResetWindowSize,
object: surfaceView
)
default:
assertionFailure()
}
}
private static func setCellSize(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_cell_size_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("mouse over link does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
let backingSize = NSSize(width: Double(v.width), height: Double(v.height))
DispatchQueue.main.async { [weak surfaceView] in
guard let surfaceView else { return }
surfaceView.cellSize = surfaceView.convertFromBacking(backingSize)
}
default:
assertionFailure()
}
}
private static func renderInspector(
_ app: ghostty_app_t,
target: ghostty_target_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("mouse over link does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: Notification.inspectorNeedsDisplay,
object: surfaceView
)
default:
assertionFailure()
}
}
private static func rendererHealth(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_renderer_health_e) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("mouse over link does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: Notification.didUpdateRendererHealth,
object: surfaceView,
userInfo: [
"health": v,
]
)
default:
assertionFailure()
}
}
private static func keySequence(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_key_sequence_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("key sequence does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
if v.active {
NotificationCenter.default.post(
name: Notification.didContinueKeySequence,
object: surfaceView,
userInfo: [
Notification.KeySequenceKey: keyEquivalent(for: v.trigger) as Any
]
)
} else {
NotificationCenter.default.post(
name: Notification.didEndKeySequence,
object: surfaceView
)
}
default:
assertionFailure()
}
}
private static func configReload(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_reload_config_s)
{
logger.info("config reload notification")
guard let app_ud = ghostty_app_userdata(app) else { return }
let ghostty = Unmanaged<App>.fromOpaque(app_ud).takeUnretainedValue()
switch (target.tag) {
case GHOSTTY_TARGET_APP:
ghostty.reloadConfig(soft: v.soft)
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
ghostty.reloadConfig(surface: surface, soft: v.soft)
default:
assertionFailure()
}
}
private static func configChange(
_ app: ghostty_app_t,
target: ghostty_target_s,
v: ghostty_action_config_change_s) {
logger.info("config change notification")
// Clone the config so we own the memory. It'd be nicer to not have to do
// this but since we async send the config out below we have to own the lifetime.
// A future improvement might be to add reference counting to config or
// something so apprt's do not have to do this.
let config = Config(clone: v.config)
switch (target.tag) {
case GHOSTTY_TARGET_APP:
// Notify the world that the app config changed
NotificationCenter.default.post(
name: .ghosttyConfigDidChange,
object: nil,
userInfo: [
SwiftUI.Notification.Name.GhosttyConfigChangeKey: config,
]
)
// We also REPLACE our app-level config when this happens. This lets
// all the various things that depend on this but are still theme specific
// such as split border color work.
guard let app_ud = ghostty_app_userdata(app) else { return }
let ghostty = Unmanaged<App>.fromOpaque(app_ud).takeUnretainedValue()
ghostty.config = config
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: .ghosttyConfigDidChange,
object: surfaceView,
userInfo: [
SwiftUI.Notification.Name.GhosttyConfigChangeKey: config,
]
)
default:
assertionFailure()
}
}
private static func colorChange(
_ app: ghostty_app_t,
target: ghostty_target_s,
change: ghostty_action_color_change_s) {
switch (target.tag) {
case GHOSTTY_TARGET_APP:
Ghostty.logger.warning("color change does nothing with an app target")
return
case GHOSTTY_TARGET_SURFACE:
guard let surface = target.target.surface else { return }
guard let surfaceView = self.surfaceView(from: surface) else { return }
NotificationCenter.default.post(
name: .ghosttyColorDidChange,
object: surfaceView,
userInfo: [
SwiftUI.Notification.Name.GhosttyColorChangeKey: Action.ColorChange(c: change)
]
)
default:
assertionFailure()
}
}
// MARK: User Notifications
/// Handle a received user notification. This is called when a user notification is clicked or dismissed by the user
func handleUserNotification(response: UNNotificationResponse) {
let userInfo = response.notification.request.content.userInfo
guard let uuidString = userInfo["surface"] as? String,
let uuid = UUID(uuidString: uuidString),
let surface = delegate?.findSurface(forUUID: uuid) else { return }
switch (response.actionIdentifier) {
case UNNotificationDefaultActionIdentifier, Ghostty.userNotificationActionShow:
// The user clicked on a notification
surface.handleUserNotification(notification: response.notification, focus: true)
case UNNotificationDismissActionIdentifier:
// The user dismissed the notification
surface.handleUserNotification(notification: response.notification, focus: false)
default:
break
}
}
#endif
}
}