1use super::{
2 BoolExt, MacKeyboardLayout,
3 attributed_string::{NSAttributedString, NSMutableAttributedString},
4 events::key_to_native,
5 renderer,
6};
7use crate::{
8 Action, AnyWindowHandle, BackgroundExecutor, ClipboardEntry, ClipboardItem, ClipboardString,
9 CursorStyle, ForegroundExecutor, Image, ImageFormat, KeyContext, Keymap, MacDispatcher,
10 MacDisplay, MacWindow, Menu, MenuItem, OsMenu, OwnedMenu, PathPromptOptions, Platform,
11 PlatformDisplay, PlatformKeyboardLayout, PlatformTextSystem, PlatformWindow, Result,
12 SemanticVersion, SystemMenuType, Task, WindowAppearance, WindowParams, hash,
13};
14use anyhow::{Context as _, anyhow};
15use block::ConcreteBlock;
16use cocoa::{
17 appkit::{
18 NSApplication, NSApplicationActivationPolicy::NSApplicationActivationPolicyRegular,
19 NSEventModifierFlags, NSMenu, NSMenuItem, NSModalResponse, NSOpenPanel, NSPasteboard,
20 NSPasteboardTypePNG, NSPasteboardTypeRTF, NSPasteboardTypeRTFD, NSPasteboardTypeString,
21 NSPasteboardTypeTIFF, NSSavePanel, NSWindow,
22 },
23 base::{BOOL, NO, YES, id, nil, selector},
24 foundation::{
25 NSArray, NSAutoreleasePool, NSBundle, NSData, NSInteger, NSProcessInfo, NSRange, NSString,
26 NSUInteger, NSURL,
27 },
28};
29use core_foundation::{
30 base::{CFRelease, CFType, CFTypeRef, OSStatus, TCFType},
31 boolean::CFBoolean,
32 data::CFData,
33 dictionary::{CFDictionary, CFDictionaryRef, CFMutableDictionary},
34 runloop::CFRunLoopRun,
35 string::{CFString, CFStringRef},
36};
37use ctor::ctor;
38use futures::channel::oneshot;
39use itertools::Itertools;
40use objc::{
41 class,
42 declare::ClassDecl,
43 msg_send,
44 runtime::{Class, Object, Sel},
45 sel, sel_impl,
46};
47use parking_lot::Mutex;
48use ptr::null_mut;
49use std::{
50 cell::Cell,
51 convert::TryInto,
52 ffi::{CStr, OsStr, c_void},
53 os::{raw::c_char, unix::ffi::OsStrExt},
54 path::{Path, PathBuf},
55 process::Command,
56 ptr,
57 rc::Rc,
58 slice, str,
59 sync::{Arc, OnceLock},
60};
61use strum::IntoEnumIterator;
62use util::ResultExt;
63
64#[allow(non_upper_case_globals)]
65const NSUTF8StringEncoding: NSUInteger = 4;
66
67const MAC_PLATFORM_IVAR: &str = "platform";
68static mut APP_CLASS: *const Class = ptr::null();
69static mut APP_DELEGATE_CLASS: *const Class = ptr::null();
70
71#[ctor]
72unsafe fn build_classes() {
73 unsafe {
74 APP_CLASS = {
75 let mut decl = ClassDecl::new("GPUIApplication", class!(NSApplication)).unwrap();
76 decl.add_ivar::<*mut c_void>(MAC_PLATFORM_IVAR);
77 decl.register()
78 }
79 };
80 unsafe {
81 APP_DELEGATE_CLASS = unsafe {
82 let mut decl = ClassDecl::new("GPUIApplicationDelegate", class!(NSResponder)).unwrap();
83 decl.add_ivar::<*mut c_void>(MAC_PLATFORM_IVAR);
84 decl.add_method(
85 sel!(applicationDidFinishLaunching:),
86 did_finish_launching as extern "C" fn(&mut Object, Sel, id),
87 );
88 decl.add_method(
89 sel!(applicationShouldHandleReopen:hasVisibleWindows:),
90 should_handle_reopen as extern "C" fn(&mut Object, Sel, id, bool),
91 );
92 decl.add_method(
93 sel!(applicationWillTerminate:),
94 will_terminate as extern "C" fn(&mut Object, Sel, id),
95 );
96 decl.add_method(
97 sel!(handleGPUIMenuItem:),
98 handle_menu_item as extern "C" fn(&mut Object, Sel, id),
99 );
100 // Add menu item handlers so that OS save panels have the correct key commands
101 decl.add_method(
102 sel!(cut:),
103 handle_menu_item as extern "C" fn(&mut Object, Sel, id),
104 );
105 decl.add_method(
106 sel!(copy:),
107 handle_menu_item as extern "C" fn(&mut Object, Sel, id),
108 );
109 decl.add_method(
110 sel!(paste:),
111 handle_menu_item as extern "C" fn(&mut Object, Sel, id),
112 );
113 decl.add_method(
114 sel!(selectAll:),
115 handle_menu_item as extern "C" fn(&mut Object, Sel, id),
116 );
117 decl.add_method(
118 sel!(undo:),
119 handle_menu_item as extern "C" fn(&mut Object, Sel, id),
120 );
121 decl.add_method(
122 sel!(redo:),
123 handle_menu_item as extern "C" fn(&mut Object, Sel, id),
124 );
125 decl.add_method(
126 sel!(validateMenuItem:),
127 validate_menu_item as extern "C" fn(&mut Object, Sel, id) -> bool,
128 );
129 decl.add_method(
130 sel!(menuWillOpen:),
131 menu_will_open as extern "C" fn(&mut Object, Sel, id),
132 );
133 decl.add_method(
134 sel!(applicationDockMenu:),
135 handle_dock_menu as extern "C" fn(&mut Object, Sel, id) -> id,
136 );
137 decl.add_method(
138 sel!(application:openURLs:),
139 open_urls as extern "C" fn(&mut Object, Sel, id, id),
140 );
141
142 decl.add_method(
143 sel!(onKeyboardLayoutChange:),
144 on_keyboard_layout_change as extern "C" fn(&mut Object, Sel, id),
145 );
146
147 decl.register()
148 }
149 }
150}
151
152pub(crate) struct MacPlatform(Mutex<MacPlatformState>);
153
154pub(crate) struct MacPlatformState {
155 background_executor: BackgroundExecutor,
156 foreground_executor: ForegroundExecutor,
157 text_system: Arc<dyn PlatformTextSystem>,
158 renderer_context: renderer::Context,
159 headless: bool,
160 pasteboard: id,
161 text_hash_pasteboard_type: id,
162 metadata_pasteboard_type: id,
163 reopen: Option<Box<dyn FnMut()>>,
164 on_keyboard_layout_change: Option<Box<dyn FnMut()>>,
165 quit: Option<Box<dyn FnMut()>>,
166 menu_command: Option<Box<dyn FnMut(&dyn Action)>>,
167 validate_menu_command: Option<Box<dyn FnMut(&dyn Action) -> bool>>,
168 will_open_menu: Option<Box<dyn FnMut()>>,
169 menu_actions: Vec<Box<dyn Action>>,
170 open_urls: Option<Box<dyn FnMut(Vec<String>)>>,
171 finish_launching: Option<Box<dyn FnOnce()>>,
172 dock_menu: Option<id>,
173 menus: Option<Vec<OwnedMenu>>,
174}
175
176impl Default for MacPlatform {
177 fn default() -> Self {
178 Self::new(false)
179 }
180}
181
182impl MacPlatform {
183 pub(crate) fn new(headless: bool) -> Self {
184 let dispatcher = Arc::new(MacDispatcher::new());
185
186 #[cfg(feature = "font-kit")]
187 let text_system = Arc::new(crate::MacTextSystem::new());
188
189 #[cfg(not(feature = "font-kit"))]
190 let text_system = Arc::new(crate::NoopTextSystem::new());
191
192 Self(Mutex::new(MacPlatformState {
193 headless,
194 text_system,
195 background_executor: BackgroundExecutor::new(dispatcher.clone()),
196 foreground_executor: ForegroundExecutor::new(dispatcher),
197 renderer_context: renderer::Context::default(),
198 pasteboard: unsafe { NSPasteboard::generalPasteboard(nil) },
199 text_hash_pasteboard_type: unsafe { ns_string("zed-text-hash") },
200 metadata_pasteboard_type: unsafe { ns_string("zed-metadata") },
201 reopen: None,
202 quit: None,
203 menu_command: None,
204 validate_menu_command: None,
205 will_open_menu: None,
206 menu_actions: Default::default(),
207 open_urls: None,
208 finish_launching: None,
209 dock_menu: None,
210 on_keyboard_layout_change: None,
211 menus: None,
212 }))
213 }
214
215 unsafe fn read_from_pasteboard(&self, pasteboard: *mut Object, kind: id) -> Option<&[u8]> {
216 unsafe {
217 let data = pasteboard.dataForType(kind);
218 if data == nil {
219 None
220 } else {
221 Some(slice::from_raw_parts(
222 data.bytes() as *mut u8,
223 data.length() as usize,
224 ))
225 }
226 }
227 }
228
229 unsafe fn create_menu_bar(
230 &self,
231 menus: &Vec<Menu>,
232 delegate: id,
233 actions: &mut Vec<Box<dyn Action>>,
234 keymap: &Keymap,
235 ) -> id {
236 unsafe {
237 let application_menu = NSMenu::new(nil).autorelease();
238 application_menu.setDelegate_(delegate);
239
240 for menu_config in menus {
241 let menu = NSMenu::new(nil).autorelease();
242 let menu_title = ns_string(&menu_config.name);
243 menu.setTitle_(menu_title);
244 menu.setDelegate_(delegate);
245
246 for item_config in &menu_config.items {
247 menu.addItem_(Self::create_menu_item(
248 item_config,
249 delegate,
250 actions,
251 keymap,
252 ));
253 }
254
255 let menu_item = NSMenuItem::new(nil).autorelease();
256 menu_item.setTitle_(menu_title);
257 menu_item.setSubmenu_(menu);
258 application_menu.addItem_(menu_item);
259
260 if menu_config.name == "Window" {
261 let app: id = msg_send![APP_CLASS, sharedApplication];
262 app.setWindowsMenu_(menu);
263 }
264 }
265
266 application_menu
267 }
268 }
269
270 unsafe fn create_dock_menu(
271 &self,
272 menu_items: Vec<MenuItem>,
273 delegate: id,
274 actions: &mut Vec<Box<dyn Action>>,
275 keymap: &Keymap,
276 ) -> id {
277 unsafe {
278 let dock_menu = NSMenu::new(nil);
279 dock_menu.setDelegate_(delegate);
280 for item_config in menu_items {
281 dock_menu.addItem_(Self::create_menu_item(
282 &item_config,
283 delegate,
284 actions,
285 keymap,
286 ));
287 }
288
289 dock_menu
290 }
291 }
292
293 unsafe fn create_menu_item(
294 item: &MenuItem,
295 delegate: id,
296 actions: &mut Vec<Box<dyn Action>>,
297 keymap: &Keymap,
298 ) -> id {
299 static DEFAULT_CONTEXT: OnceLock<Vec<KeyContext>> = OnceLock::new();
300
301 unsafe {
302 match item {
303 MenuItem::Separator => NSMenuItem::separatorItem(nil),
304 MenuItem::Action {
305 name,
306 action,
307 os_action,
308 } => {
309 // Note that this is intentionally using earlier bindings, whereas typically
310 // later ones take display precedence. See the discussion on
311 // https://github.com/zed-industries/zed/issues/23621
312 let keystrokes = keymap
313 .bindings_for_action(action.as_ref())
314 .find_or_first(|binding| {
315 binding.predicate().is_none_or(|predicate| {
316 predicate.eval(DEFAULT_CONTEXT.get_or_init(|| {
317 let mut workspace_context = KeyContext::new_with_defaults();
318 workspace_context.add("Workspace");
319 let mut pane_context = KeyContext::new_with_defaults();
320 pane_context.add("Pane");
321 let mut editor_context = KeyContext::new_with_defaults();
322 editor_context.add("Editor");
323
324 pane_context.extend(&editor_context);
325 workspace_context.extend(&pane_context);
326 vec![workspace_context]
327 }))
328 })
329 })
330 .map(|binding| binding.keystrokes());
331
332 let selector = match os_action {
333 Some(crate::OsAction::Cut) => selector("cut:"),
334 Some(crate::OsAction::Copy) => selector("copy:"),
335 Some(crate::OsAction::Paste) => selector("paste:"),
336 Some(crate::OsAction::SelectAll) => selector("selectAll:"),
337 // "undo:" and "redo:" are always disabled in our case, as
338 // we don't have a NSTextView/NSTextField to enable them on.
339 Some(crate::OsAction::Undo) => selector("handleGPUIMenuItem:"),
340 Some(crate::OsAction::Redo) => selector("handleGPUIMenuItem:"),
341 None => selector("handleGPUIMenuItem:"),
342 };
343
344 let item;
345 if let Some(keystrokes) = keystrokes {
346 if keystrokes.len() == 1 {
347 let keystroke = &keystrokes[0];
348 let mut mask = NSEventModifierFlags::empty();
349 for (modifier, flag) in &[
350 (
351 keystroke.modifiers.platform,
352 NSEventModifierFlags::NSCommandKeyMask,
353 ),
354 (
355 keystroke.modifiers.control,
356 NSEventModifierFlags::NSControlKeyMask,
357 ),
358 (
359 keystroke.modifiers.alt,
360 NSEventModifierFlags::NSAlternateKeyMask,
361 ),
362 (
363 keystroke.modifiers.shift,
364 NSEventModifierFlags::NSShiftKeyMask,
365 ),
366 ] {
367 if *modifier {
368 mask |= *flag;
369 }
370 }
371
372 item = NSMenuItem::alloc(nil)
373 .initWithTitle_action_keyEquivalent_(
374 ns_string(&name),
375 selector,
376 ns_string(key_to_native(&keystroke.key).as_ref()),
377 )
378 .autorelease();
379 if Self::os_version() >= SemanticVersion::new(12, 0, 0) {
380 let _: () = msg_send![item, setAllowsAutomaticKeyEquivalentLocalization: NO];
381 }
382 item.setKeyEquivalentModifierMask_(mask);
383 } else {
384 item = NSMenuItem::alloc(nil)
385 .initWithTitle_action_keyEquivalent_(
386 ns_string(&name),
387 selector,
388 ns_string(""),
389 )
390 .autorelease();
391 }
392 } else {
393 item = NSMenuItem::alloc(nil)
394 .initWithTitle_action_keyEquivalent_(
395 ns_string(&name),
396 selector,
397 ns_string(""),
398 )
399 .autorelease();
400 }
401
402 let tag = actions.len() as NSInteger;
403 let _: () = msg_send![item, setTag: tag];
404 actions.push(action.boxed_clone());
405 item
406 }
407 MenuItem::Submenu(Menu { name, items }) => {
408 let item = NSMenuItem::new(nil).autorelease();
409 let submenu = NSMenu::new(nil).autorelease();
410 submenu.setDelegate_(delegate);
411 for item in items {
412 submenu.addItem_(Self::create_menu_item(item, delegate, actions, keymap));
413 }
414 item.setSubmenu_(submenu);
415 item.setTitle_(ns_string(&name));
416 item
417 }
418 MenuItem::SystemMenu(OsMenu { name, menu_type }) => {
419 let item = NSMenuItem::new(nil).autorelease();
420 let submenu = NSMenu::new(nil).autorelease();
421 submenu.setDelegate_(delegate);
422 item.setSubmenu_(submenu);
423 item.setTitle_(ns_string(&name));
424
425 match menu_type {
426 SystemMenuType::Services => {
427 let app: id = msg_send![APP_CLASS, sharedApplication];
428 app.setServicesMenu_(item);
429 }
430 }
431
432 item
433 }
434 }
435 }
436 }
437
438 fn os_version() -> SemanticVersion {
439 let version = unsafe {
440 let process_info = NSProcessInfo::processInfo(nil);
441 process_info.operatingSystemVersion()
442 };
443 SemanticVersion::new(
444 version.majorVersion as usize,
445 version.minorVersion as usize,
446 version.patchVersion as usize,
447 )
448 }
449}
450
451impl Platform for MacPlatform {
452 fn background_executor(&self) -> BackgroundExecutor {
453 self.0.lock().background_executor.clone()
454 }
455
456 fn foreground_executor(&self) -> crate::ForegroundExecutor {
457 self.0.lock().foreground_executor.clone()
458 }
459
460 fn text_system(&self) -> Arc<dyn PlatformTextSystem> {
461 self.0.lock().text_system.clone()
462 }
463
464 fn run(&self, on_finish_launching: Box<dyn FnOnce()>) {
465 let mut state = self.0.lock();
466 if state.headless {
467 drop(state);
468 on_finish_launching();
469 unsafe { CFRunLoopRun() };
470 } else {
471 state.finish_launching = Some(on_finish_launching);
472 drop(state);
473 }
474
475 unsafe {
476 let app: id = msg_send![APP_CLASS, sharedApplication];
477 let app_delegate: id = msg_send![APP_DELEGATE_CLASS, new];
478 app.setDelegate_(app_delegate);
479
480 let self_ptr = self as *const Self as *const c_void;
481 (*app).set_ivar(MAC_PLATFORM_IVAR, self_ptr);
482 (*app_delegate).set_ivar(MAC_PLATFORM_IVAR, self_ptr);
483
484 let pool = NSAutoreleasePool::new(nil);
485 app.run();
486 pool.drain();
487
488 (*app).set_ivar(MAC_PLATFORM_IVAR, null_mut::<c_void>());
489 (*NSWindow::delegate(app)).set_ivar(MAC_PLATFORM_IVAR, null_mut::<c_void>());
490 }
491 }
492
493 fn quit(&self) {
494 // Quitting the app causes us to close windows, which invokes `Window::on_close` callbacks
495 // synchronously before this method terminates. If we call `Platform::quit` while holding a
496 // borrow of the app state (which most of the time we will do), we will end up
497 // double-borrowing the app state in the `on_close` callbacks for our open windows. To solve
498 // this, we make quitting the application asynchronous so that we aren't holding borrows to
499 // the app state on the stack when we actually terminate the app.
500
501 use super::dispatcher::{dispatch_get_main_queue, dispatch_sys::dispatch_async_f};
502
503 unsafe {
504 dispatch_async_f(dispatch_get_main_queue(), ptr::null_mut(), Some(quit));
505 }
506
507 unsafe extern "C" fn quit(_: *mut c_void) {
508 unsafe {
509 let app = NSApplication::sharedApplication(nil);
510 let _: () = msg_send![app, terminate: nil];
511 }
512 }
513 }
514
515 fn restart(&self, _binary_path: Option<PathBuf>) {
516 use std::os::unix::process::CommandExt as _;
517
518 let app_pid = std::process::id().to_string();
519 let app_path = self
520 .app_path()
521 .ok()
522 // When the app is not bundled, `app_path` returns the
523 // directory containing the executable. Disregard this
524 // and get the path to the executable itself.
525 .and_then(|path| (path.extension()?.to_str()? == "app").then_some(path))
526 .unwrap_or_else(|| std::env::current_exe().unwrap());
527
528 // Wait until this process has exited and then re-open this path.
529 let script = r#"
530 while kill -0 $0 2> /dev/null; do
531 sleep 0.1
532 done
533 open "$1"
534 "#;
535
536 let restart_process = Command::new("/bin/bash")
537 .arg("-c")
538 .arg(script)
539 .arg(app_pid)
540 .arg(app_path)
541 .process_group(0)
542 .spawn();
543
544 match restart_process {
545 Ok(_) => self.quit(),
546 Err(e) => log::error!("failed to spawn restart script: {:?}", e),
547 }
548 }
549
550 fn activate(&self, ignoring_other_apps: bool) {
551 unsafe {
552 let app = NSApplication::sharedApplication(nil);
553 app.activateIgnoringOtherApps_(ignoring_other_apps.to_objc());
554 }
555 }
556
557 fn hide(&self) {
558 unsafe {
559 let app = NSApplication::sharedApplication(nil);
560 let _: () = msg_send![app, hide: nil];
561 }
562 }
563
564 fn hide_other_apps(&self) {
565 unsafe {
566 let app = NSApplication::sharedApplication(nil);
567 let _: () = msg_send![app, hideOtherApplications: nil];
568 }
569 }
570
571 fn unhide_other_apps(&self) {
572 unsafe {
573 let app = NSApplication::sharedApplication(nil);
574 let _: () = msg_send![app, unhideAllApplications: nil];
575 }
576 }
577
578 fn primary_display(&self) -> Option<Rc<dyn PlatformDisplay>> {
579 Some(Rc::new(MacDisplay::primary()))
580 }
581
582 fn displays(&self) -> Vec<Rc<dyn PlatformDisplay>> {
583 MacDisplay::all()
584 .map(|screen| Rc::new(screen) as Rc<_>)
585 .collect()
586 }
587
588 #[cfg(feature = "screen-capture")]
589 fn is_screen_capture_supported(&self) -> bool {
590 let min_version = cocoa::foundation::NSOperatingSystemVersion::new(12, 3, 0);
591 super::is_macos_version_at_least(min_version)
592 }
593
594 #[cfg(feature = "screen-capture")]
595 fn screen_capture_sources(
596 &self,
597 ) -> oneshot::Receiver<Result<Vec<Rc<dyn crate::ScreenCaptureSource>>>> {
598 super::screen_capture::get_sources()
599 }
600
601 fn active_window(&self) -> Option<AnyWindowHandle> {
602 MacWindow::active_window()
603 }
604
605 // Returns the windows ordered front-to-back, meaning that the active
606 // window is the first one in the returned vec.
607 fn window_stack(&self) -> Option<Vec<AnyWindowHandle>> {
608 Some(MacWindow::ordered_windows())
609 }
610
611 fn open_window(
612 &self,
613 handle: AnyWindowHandle,
614 options: WindowParams,
615 ) -> Result<Box<dyn PlatformWindow>> {
616 let renderer_context = self.0.lock().renderer_context.clone();
617 Ok(Box::new(MacWindow::open(
618 handle,
619 options,
620 self.foreground_executor(),
621 renderer_context,
622 )))
623 }
624
625 fn window_appearance(&self) -> WindowAppearance {
626 unsafe {
627 let app = NSApplication::sharedApplication(nil);
628 let appearance: id = msg_send![app, effectiveAppearance];
629 WindowAppearance::from_native(appearance)
630 }
631 }
632
633 fn open_url(&self, url: &str) {
634 unsafe {
635 let url = NSURL::alloc(nil)
636 .initWithString_(ns_string(url))
637 .autorelease();
638 let workspace: id = msg_send![class!(NSWorkspace), sharedWorkspace];
639 msg_send![workspace, openURL: url]
640 }
641 }
642
643 fn register_url_scheme(&self, scheme: &str) -> Task<anyhow::Result<()>> {
644 // API only available post Monterey
645 // https://developer.apple.com/documentation/appkit/nsworkspace/3753004-setdefaultapplicationaturl
646 let (done_tx, done_rx) = oneshot::channel();
647 if Self::os_version() < SemanticVersion::new(12, 0, 0) {
648 return Task::ready(Err(anyhow!(
649 "macOS 12.0 or later is required to register URL schemes"
650 )));
651 }
652
653 let bundle_id = unsafe {
654 let bundle: id = msg_send![class!(NSBundle), mainBundle];
655 let bundle_id: id = msg_send![bundle, bundleIdentifier];
656 if bundle_id == nil {
657 return Task::ready(Err(anyhow!("Can only register URL scheme in bundled apps")));
658 }
659 bundle_id
660 };
661
662 unsafe {
663 let workspace: id = msg_send![class!(NSWorkspace), sharedWorkspace];
664 let scheme: id = ns_string(scheme);
665 let app: id = msg_send![workspace, URLForApplicationWithBundleIdentifier: bundle_id];
666 if app == nil {
667 return Task::ready(Err(anyhow!(
668 "Cannot register URL scheme until app is installed"
669 )));
670 }
671 let done_tx = Cell::new(Some(done_tx));
672 let block = ConcreteBlock::new(move |error: id| {
673 let result = if error == nil {
674 Ok(())
675 } else {
676 let msg: id = msg_send![error, localizedDescription];
677 Err(anyhow!("Failed to register: {msg:?}"))
678 };
679
680 if let Some(done_tx) = done_tx.take() {
681 let _ = done_tx.send(result);
682 }
683 });
684 let block = block.copy();
685 let _: () = msg_send![workspace, setDefaultApplicationAtURL: app toOpenURLsWithScheme: scheme completionHandler: block];
686 }
687
688 self.background_executor()
689 .spawn(async { crate::Flatten::flatten(done_rx.await.map_err(|e| anyhow!(e))) })
690 }
691
692 fn on_open_urls(&self, callback: Box<dyn FnMut(Vec<String>)>) {
693 self.0.lock().open_urls = Some(callback);
694 }
695
696 fn prompt_for_paths(
697 &self,
698 options: PathPromptOptions,
699 ) -> oneshot::Receiver<Result<Option<Vec<PathBuf>>>> {
700 let (done_tx, done_rx) = oneshot::channel();
701 self.foreground_executor()
702 .spawn(async move {
703 unsafe {
704 let panel = NSOpenPanel::openPanel(nil);
705 panel.setCanChooseDirectories_(options.directories.to_objc());
706 panel.setCanChooseFiles_(options.files.to_objc());
707 panel.setAllowsMultipleSelection_(options.multiple.to_objc());
708 panel.setCanCreateDirectories(true.to_objc());
709 panel.setResolvesAliases_(false.to_objc());
710 let done_tx = Cell::new(Some(done_tx));
711 let block = ConcreteBlock::new(move |response: NSModalResponse| {
712 let result = if response == NSModalResponse::NSModalResponseOk {
713 let mut result = Vec::new();
714 let urls = panel.URLs();
715 for i in 0..urls.count() {
716 let url = urls.objectAtIndex(i);
717 if url.isFileURL() == YES {
718 if let Ok(path) = ns_url_to_path(url) {
719 result.push(path)
720 }
721 }
722 }
723 Some(result)
724 } else {
725 None
726 };
727
728 if let Some(done_tx) = done_tx.take() {
729 let _ = done_tx.send(Ok(result));
730 }
731 });
732 let block = block.copy();
733 let _: () = msg_send![panel, beginWithCompletionHandler: block];
734 }
735 })
736 .detach();
737 done_rx
738 }
739
740 fn prompt_for_new_path(
741 &self,
742 directory: &Path,
743 suggested_name: Option<&str>,
744 ) -> oneshot::Receiver<Result<Option<PathBuf>>> {
745 let directory = directory.to_owned();
746 let suggested_name = suggested_name.map(|s| s.to_owned());
747 let (done_tx, done_rx) = oneshot::channel();
748 self.foreground_executor()
749 .spawn(async move {
750 unsafe {
751 let panel = NSSavePanel::savePanel(nil);
752 let path = ns_string(directory.to_string_lossy().as_ref());
753 let url = NSURL::fileURLWithPath_isDirectory_(nil, path, true.to_objc());
754 panel.setDirectoryURL(url);
755
756 if let Some(suggested_name) = suggested_name {
757 let name_string = ns_string(&suggested_name);
758 let _: () = msg_send![panel, setNameFieldStringValue: name_string];
759 }
760
761 let done_tx = Cell::new(Some(done_tx));
762 let block = ConcreteBlock::new(move |response: NSModalResponse| {
763 let mut result = None;
764 if response == NSModalResponse::NSModalResponseOk {
765 let url = panel.URL();
766 if url.isFileURL() == YES {
767 result = ns_url_to_path(panel.URL()).ok().map(|mut result| {
768 let Some(filename) = result.file_name() else {
769 return result;
770 };
771 let chunks = filename
772 .as_bytes()
773 .split(|&b| b == b'.')
774 .collect::<Vec<_>>();
775
776 // https://github.com/zed-industries/zed/issues/16969
777 // Workaround a bug in macOS Sequoia that adds an extra file-extension
778 // sometimes. e.g. `a.sql` becomes `a.sql.s` or `a.txtx` becomes `a.txtx.txt`
779 //
780 // This is conditional on OS version because I'd like to get rid of it, so that
781 // you can manually create a file called `a.sql.s`. That said it seems better
782 // to break that use-case than breaking `a.sql`.
783 if chunks.len() == 3 && chunks[1].starts_with(chunks[2]) {
784 if Self::os_version() >= SemanticVersion::new(15, 0, 0) {
785 let new_filename = OsStr::from_bytes(
786 &filename.as_bytes()
787 [..chunks[0].len() + 1 + chunks[1].len()],
788 )
789 .to_owned();
790 result.set_file_name(&new_filename);
791 }
792 }
793 return result;
794 })
795 }
796 }
797
798 if let Some(done_tx) = done_tx.take() {
799 let _ = done_tx.send(Ok(result));
800 }
801 });
802 let block = block.copy();
803 let _: () = msg_send![panel, beginWithCompletionHandler: block];
804 }
805 })
806 .detach();
807
808 done_rx
809 }
810
811 fn can_select_mixed_files_and_dirs(&self) -> bool {
812 true
813 }
814
815 fn reveal_path(&self, path: &Path) {
816 unsafe {
817 let path = path.to_path_buf();
818 self.0
819 .lock()
820 .background_executor
821 .spawn(async move {
822 let full_path = ns_string(path.to_str().unwrap_or(""));
823 let root_full_path = ns_string("");
824 let workspace: id = msg_send![class!(NSWorkspace), sharedWorkspace];
825 let _: BOOL = msg_send![
826 workspace,
827 selectFile: full_path
828 inFileViewerRootedAtPath: root_full_path
829 ];
830 })
831 .detach();
832 }
833 }
834
835 fn open_with_system(&self, path: &Path) {
836 let path = path.to_owned();
837 self.0
838 .lock()
839 .background_executor
840 .spawn(async move {
841 let _ = std::process::Command::new("open")
842 .arg(path)
843 .spawn()
844 .context("invoking open command")
845 .log_err();
846 })
847 .detach();
848 }
849
850 fn on_quit(&self, callback: Box<dyn FnMut()>) {
851 self.0.lock().quit = Some(callback);
852 }
853
854 fn on_reopen(&self, callback: Box<dyn FnMut()>) {
855 self.0.lock().reopen = Some(callback);
856 }
857
858 fn on_keyboard_layout_change(&self, callback: Box<dyn FnMut()>) {
859 self.0.lock().on_keyboard_layout_change = Some(callback);
860 }
861
862 fn on_app_menu_action(&self, callback: Box<dyn FnMut(&dyn Action)>) {
863 self.0.lock().menu_command = Some(callback);
864 }
865
866 fn on_will_open_app_menu(&self, callback: Box<dyn FnMut()>) {
867 self.0.lock().will_open_menu = Some(callback);
868 }
869
870 fn on_validate_app_menu_command(&self, callback: Box<dyn FnMut(&dyn Action) -> bool>) {
871 self.0.lock().validate_menu_command = Some(callback);
872 }
873
874 fn keyboard_layout(&self) -> Box<dyn PlatformKeyboardLayout> {
875 Box::new(MacKeyboardLayout::new())
876 }
877
878 fn app_path(&self) -> Result<PathBuf> {
879 unsafe {
880 let bundle: id = NSBundle::mainBundle();
881 anyhow::ensure!(!bundle.is_null(), "app is not running inside a bundle");
882 Ok(path_from_objc(msg_send![bundle, bundlePath]))
883 }
884 }
885
886 fn set_menus(&self, menus: Vec<Menu>, keymap: &Keymap) {
887 unsafe {
888 let app: id = msg_send![APP_CLASS, sharedApplication];
889 let mut state = self.0.lock();
890 let actions = &mut state.menu_actions;
891 let menu = self.create_menu_bar(&menus, NSWindow::delegate(app), actions, keymap);
892 drop(state);
893 app.setMainMenu_(menu);
894 }
895 self.0.lock().menus = Some(menus.into_iter().map(|menu| menu.owned()).collect());
896 }
897
898 fn get_menus(&self) -> Option<Vec<OwnedMenu>> {
899 self.0.lock().menus.clone()
900 }
901
902 fn set_dock_menu(&self, menu: Vec<MenuItem>, keymap: &Keymap) {
903 unsafe {
904 let app: id = msg_send![APP_CLASS, sharedApplication];
905 let mut state = self.0.lock();
906 let actions = &mut state.menu_actions;
907 let new = self.create_dock_menu(menu, NSWindow::delegate(app), actions, keymap);
908 if let Some(old) = state.dock_menu.replace(new) {
909 CFRelease(old as _)
910 }
911 }
912 }
913
914 fn add_recent_document(&self, path: &Path) {
915 if let Some(path_str) = path.to_str() {
916 unsafe {
917 let document_controller: id =
918 msg_send![class!(NSDocumentController), sharedDocumentController];
919 let url: id = NSURL::fileURLWithPath_(nil, ns_string(path_str));
920 let _: () = msg_send![document_controller, noteNewRecentDocumentURL:url];
921 }
922 }
923 }
924
925 fn path_for_auxiliary_executable(&self, name: &str) -> Result<PathBuf> {
926 unsafe {
927 let bundle: id = NSBundle::mainBundle();
928 anyhow::ensure!(!bundle.is_null(), "app is not running inside a bundle");
929 let name = ns_string(name);
930 let url: id = msg_send![bundle, URLForAuxiliaryExecutable: name];
931 anyhow::ensure!(!url.is_null(), "resource not found");
932 ns_url_to_path(url)
933 }
934 }
935
936 /// Match cursor style to one of the styles available
937 /// in macOS's [NSCursor](https://developer.apple.com/documentation/appkit/nscursor).
938 fn set_cursor_style(&self, style: CursorStyle) {
939 unsafe {
940 if style == CursorStyle::None {
941 let _: () = msg_send![class!(NSCursor), setHiddenUntilMouseMoves:YES];
942 return;
943 }
944
945 let new_cursor: id = match style {
946 CursorStyle::Arrow => msg_send![class!(NSCursor), arrowCursor],
947 CursorStyle::IBeam => msg_send![class!(NSCursor), IBeamCursor],
948 CursorStyle::Crosshair => msg_send![class!(NSCursor), crosshairCursor],
949 CursorStyle::ClosedHand => msg_send![class!(NSCursor), closedHandCursor],
950 CursorStyle::OpenHand => msg_send![class!(NSCursor), openHandCursor],
951 CursorStyle::PointingHand => msg_send![class!(NSCursor), pointingHandCursor],
952 CursorStyle::ResizeLeftRight => msg_send![class!(NSCursor), resizeLeftRightCursor],
953 CursorStyle::ResizeUpDown => msg_send![class!(NSCursor), resizeUpDownCursor],
954 CursorStyle::ResizeLeft => msg_send![class!(NSCursor), resizeLeftCursor],
955 CursorStyle::ResizeRight => msg_send![class!(NSCursor), resizeRightCursor],
956 CursorStyle::ResizeColumn => msg_send![class!(NSCursor), resizeLeftRightCursor],
957 CursorStyle::ResizeRow => msg_send![class!(NSCursor), resizeUpDownCursor],
958 CursorStyle::ResizeUp => msg_send![class!(NSCursor), resizeUpCursor],
959 CursorStyle::ResizeDown => msg_send![class!(NSCursor), resizeDownCursor],
960
961 // Undocumented, private class methods:
962 // https://stackoverflow.com/questions/27242353/cocoa-predefined-resize-mouse-cursor
963 CursorStyle::ResizeUpLeftDownRight => {
964 msg_send![class!(NSCursor), _windowResizeNorthWestSouthEastCursor]
965 }
966 CursorStyle::ResizeUpRightDownLeft => {
967 msg_send![class!(NSCursor), _windowResizeNorthEastSouthWestCursor]
968 }
969
970 CursorStyle::IBeamCursorForVerticalLayout => {
971 msg_send![class!(NSCursor), IBeamCursorForVerticalLayout]
972 }
973 CursorStyle::OperationNotAllowed => {
974 msg_send![class!(NSCursor), operationNotAllowedCursor]
975 }
976 CursorStyle::DragLink => msg_send![class!(NSCursor), dragLinkCursor],
977 CursorStyle::DragCopy => msg_send![class!(NSCursor), dragCopyCursor],
978 CursorStyle::ContextualMenu => msg_send![class!(NSCursor), contextualMenuCursor],
979 CursorStyle::None => unreachable!(),
980 };
981
982 let old_cursor: id = msg_send![class!(NSCursor), currentCursor];
983 if new_cursor != old_cursor {
984 let _: () = msg_send![new_cursor, set];
985 }
986 }
987 }
988
989 fn should_auto_hide_scrollbars(&self) -> bool {
990 #[allow(non_upper_case_globals)]
991 const NSScrollerStyleOverlay: NSInteger = 1;
992
993 unsafe {
994 let style: NSInteger = msg_send![class!(NSScroller), preferredScrollerStyle];
995 style == NSScrollerStyleOverlay
996 }
997 }
998
999 fn write_to_clipboard(&self, item: ClipboardItem) {
1000 use crate::ClipboardEntry;
1001
1002 unsafe {
1003 // We only want to use NSAttributedString if there are multiple entries to write.
1004 if item.entries.len() <= 1 {
1005 match item.entries.first() {
1006 Some(entry) => match entry {
1007 ClipboardEntry::String(string) => {
1008 self.write_plaintext_to_clipboard(string);
1009 }
1010 ClipboardEntry::Image(image) => {
1011 self.write_image_to_clipboard(image);
1012 }
1013 },
1014 None => {
1015 // Writing an empty list of entries just clears the clipboard.
1016 let state = self.0.lock();
1017 state.pasteboard.clearContents();
1018 }
1019 }
1020 } else {
1021 let mut any_images = false;
1022 let attributed_string = {
1023 let mut buf = NSMutableAttributedString::alloc(nil)
1024 // TODO can we skip this? Or at least part of it?
1025 .init_attributed_string(NSString::alloc(nil).init_str(""));
1026
1027 for entry in item.entries {
1028 if let ClipboardEntry::String(ClipboardString { text, metadata: _ }) = entry
1029 {
1030 let to_append = NSAttributedString::alloc(nil)
1031 .init_attributed_string(NSString::alloc(nil).init_str(&text));
1032
1033 buf.appendAttributedString_(to_append);
1034 }
1035 }
1036
1037 buf
1038 };
1039
1040 let state = self.0.lock();
1041 state.pasteboard.clearContents();
1042
1043 // Only set rich text clipboard types if we actually have 1+ images to include.
1044 if any_images {
1045 let rtfd_data = attributed_string.RTFDFromRange_documentAttributes_(
1046 NSRange::new(0, msg_send![attributed_string, length]),
1047 nil,
1048 );
1049 if rtfd_data != nil {
1050 state
1051 .pasteboard
1052 .setData_forType(rtfd_data, NSPasteboardTypeRTFD);
1053 }
1054
1055 let rtf_data = attributed_string.RTFFromRange_documentAttributes_(
1056 NSRange::new(0, attributed_string.length()),
1057 nil,
1058 );
1059 if rtf_data != nil {
1060 state
1061 .pasteboard
1062 .setData_forType(rtf_data, NSPasteboardTypeRTF);
1063 }
1064 }
1065
1066 let plain_text = attributed_string.string();
1067 state
1068 .pasteboard
1069 .setString_forType(plain_text, NSPasteboardTypeString);
1070 }
1071 }
1072 }
1073
1074 fn read_from_clipboard(&self) -> Option<ClipboardItem> {
1075 let state = self.0.lock();
1076 let pasteboard = state.pasteboard;
1077
1078 // First, see if it's a string.
1079 unsafe {
1080 let types: id = pasteboard.types();
1081 let string_type: id = ns_string("public.utf8-plain-text");
1082
1083 if msg_send![types, containsObject: string_type] {
1084 let data = pasteboard.dataForType(string_type);
1085 if data == nil {
1086 return None;
1087 } else if data.bytes().is_null() {
1088 // https://developer.apple.com/documentation/foundation/nsdata/1410616-bytes?language=objc
1089 // "If the length of the NSData object is 0, this property returns nil."
1090 return Some(self.read_string_from_clipboard(&state, &[]));
1091 } else {
1092 let bytes =
1093 slice::from_raw_parts(data.bytes() as *mut u8, data.length() as usize);
1094
1095 return Some(self.read_string_from_clipboard(&state, bytes));
1096 }
1097 }
1098
1099 // If it wasn't a string, try the various supported image types.
1100 for format in ImageFormat::iter() {
1101 if let Some(item) = try_clipboard_image(pasteboard, format) {
1102 return Some(item);
1103 }
1104 }
1105 }
1106
1107 // If it wasn't a string or a supported image type, give up.
1108 None
1109 }
1110
1111 fn write_credentials(&self, url: &str, username: &str, password: &[u8]) -> Task<Result<()>> {
1112 let url = url.to_string();
1113 let username = username.to_string();
1114 let password = password.to_vec();
1115 self.background_executor().spawn(async move {
1116 unsafe {
1117 use security::*;
1118
1119 let url = CFString::from(url.as_str());
1120 let username = CFString::from(username.as_str());
1121 let password = CFData::from_buffer(&password);
1122
1123 // First, check if there are already credentials for the given server. If so, then
1124 // update the username and password.
1125 let mut verb = "updating";
1126 let mut query_attrs = CFMutableDictionary::with_capacity(2);
1127 query_attrs.set(kSecClass as *const _, kSecClassInternetPassword as *const _);
1128 query_attrs.set(kSecAttrServer as *const _, url.as_CFTypeRef());
1129
1130 let mut attrs = CFMutableDictionary::with_capacity(4);
1131 attrs.set(kSecClass as *const _, kSecClassInternetPassword as *const _);
1132 attrs.set(kSecAttrServer as *const _, url.as_CFTypeRef());
1133 attrs.set(kSecAttrAccount as *const _, username.as_CFTypeRef());
1134 attrs.set(kSecValueData as *const _, password.as_CFTypeRef());
1135
1136 let mut status = SecItemUpdate(
1137 query_attrs.as_concrete_TypeRef(),
1138 attrs.as_concrete_TypeRef(),
1139 );
1140
1141 // If there were no existing credentials for the given server, then create them.
1142 if status == errSecItemNotFound {
1143 verb = "creating";
1144 status = SecItemAdd(attrs.as_concrete_TypeRef(), ptr::null_mut());
1145 }
1146 anyhow::ensure!(status == errSecSuccess, "{verb} password failed: {status}");
1147 }
1148 Ok(())
1149 })
1150 }
1151
1152 fn read_credentials(&self, url: &str) -> Task<Result<Option<(String, Vec<u8>)>>> {
1153 let url = url.to_string();
1154 self.background_executor().spawn(async move {
1155 let url = CFString::from(url.as_str());
1156 let cf_true = CFBoolean::true_value().as_CFTypeRef();
1157
1158 unsafe {
1159 use security::*;
1160
1161 // Find any credentials for the given server URL.
1162 let mut attrs = CFMutableDictionary::with_capacity(5);
1163 attrs.set(kSecClass as *const _, kSecClassInternetPassword as *const _);
1164 attrs.set(kSecAttrServer as *const _, url.as_CFTypeRef());
1165 attrs.set(kSecReturnAttributes as *const _, cf_true);
1166 attrs.set(kSecReturnData as *const _, cf_true);
1167
1168 let mut result = CFTypeRef::from(ptr::null());
1169 let status = SecItemCopyMatching(attrs.as_concrete_TypeRef(), &mut result);
1170 match status {
1171 security::errSecSuccess => {}
1172 security::errSecItemNotFound | security::errSecUserCanceled => return Ok(None),
1173 _ => anyhow::bail!("reading password failed: {status}"),
1174 }
1175
1176 let result = CFType::wrap_under_create_rule(result)
1177 .downcast::<CFDictionary>()
1178 .context("keychain item was not a dictionary")?;
1179 let username = result
1180 .find(kSecAttrAccount as *const _)
1181 .context("account was missing from keychain item")?;
1182 let username = CFType::wrap_under_get_rule(*username)
1183 .downcast::<CFString>()
1184 .context("account was not a string")?;
1185 let password = result
1186 .find(kSecValueData as *const _)
1187 .context("password was missing from keychain item")?;
1188 let password = CFType::wrap_under_get_rule(*password)
1189 .downcast::<CFData>()
1190 .context("password was not a string")?;
1191
1192 Ok(Some((username.to_string(), password.bytes().to_vec())))
1193 }
1194 })
1195 }
1196
1197 fn delete_credentials(&self, url: &str) -> Task<Result<()>> {
1198 let url = url.to_string();
1199
1200 self.background_executor().spawn(async move {
1201 unsafe {
1202 use security::*;
1203
1204 let url = CFString::from(url.as_str());
1205 let mut query_attrs = CFMutableDictionary::with_capacity(2);
1206 query_attrs.set(kSecClass as *const _, kSecClassInternetPassword as *const _);
1207 query_attrs.set(kSecAttrServer as *const _, url.as_CFTypeRef());
1208
1209 let status = SecItemDelete(query_attrs.as_concrete_TypeRef());
1210 anyhow::ensure!(status == errSecSuccess, "delete password failed: {status}");
1211 }
1212 Ok(())
1213 })
1214 }
1215}
1216
1217impl MacPlatform {
1218 unsafe fn read_string_from_clipboard(
1219 &self,
1220 state: &MacPlatformState,
1221 text_bytes: &[u8],
1222 ) -> ClipboardItem {
1223 unsafe {
1224 let text = String::from_utf8_lossy(text_bytes).to_string();
1225 let metadata = self
1226 .read_from_pasteboard(state.pasteboard, state.text_hash_pasteboard_type)
1227 .and_then(|hash_bytes| {
1228 let hash_bytes = hash_bytes.try_into().ok()?;
1229 let hash = u64::from_be_bytes(hash_bytes);
1230 let metadata = self
1231 .read_from_pasteboard(state.pasteboard, state.metadata_pasteboard_type)?;
1232
1233 if hash == ClipboardString::text_hash(&text) {
1234 String::from_utf8(metadata.to_vec()).ok()
1235 } else {
1236 None
1237 }
1238 });
1239
1240 ClipboardItem {
1241 entries: vec![ClipboardEntry::String(ClipboardString { text, metadata })],
1242 }
1243 }
1244 }
1245
1246 unsafe fn write_plaintext_to_clipboard(&self, string: &ClipboardString) {
1247 unsafe {
1248 let state = self.0.lock();
1249 state.pasteboard.clearContents();
1250
1251 let text_bytes = NSData::dataWithBytes_length_(
1252 nil,
1253 string.text.as_ptr() as *const c_void,
1254 string.text.len() as u64,
1255 );
1256 state
1257 .pasteboard
1258 .setData_forType(text_bytes, NSPasteboardTypeString);
1259
1260 if let Some(metadata) = string.metadata.as_ref() {
1261 let hash_bytes = ClipboardString::text_hash(&string.text).to_be_bytes();
1262 let hash_bytes = NSData::dataWithBytes_length_(
1263 nil,
1264 hash_bytes.as_ptr() as *const c_void,
1265 hash_bytes.len() as u64,
1266 );
1267 state
1268 .pasteboard
1269 .setData_forType(hash_bytes, state.text_hash_pasteboard_type);
1270
1271 let metadata_bytes = NSData::dataWithBytes_length_(
1272 nil,
1273 metadata.as_ptr() as *const c_void,
1274 metadata.len() as u64,
1275 );
1276 state
1277 .pasteboard
1278 .setData_forType(metadata_bytes, state.metadata_pasteboard_type);
1279 }
1280 }
1281 }
1282
1283 unsafe fn write_image_to_clipboard(&self, image: &Image) {
1284 unsafe {
1285 let state = self.0.lock();
1286 state.pasteboard.clearContents();
1287
1288 let bytes = NSData::dataWithBytes_length_(
1289 nil,
1290 image.bytes.as_ptr() as *const c_void,
1291 image.bytes.len() as u64,
1292 );
1293
1294 state
1295 .pasteboard
1296 .setData_forType(bytes, Into::<UTType>::into(image.format).inner_mut());
1297 }
1298 }
1299}
1300
1301fn try_clipboard_image(pasteboard: id, format: ImageFormat) -> Option<ClipboardItem> {
1302 let mut ut_type: UTType = format.into();
1303
1304 unsafe {
1305 let types: id = pasteboard.types();
1306 if msg_send![types, containsObject: ut_type.inner()] {
1307 let data = pasteboard.dataForType(ut_type.inner_mut());
1308 if data == nil {
1309 None
1310 } else {
1311 let bytes = Vec::from(slice::from_raw_parts(
1312 data.bytes() as *mut u8,
1313 data.length() as usize,
1314 ));
1315 let id = hash(&bytes);
1316
1317 Some(ClipboardItem {
1318 entries: vec![ClipboardEntry::Image(Image { format, bytes, id })],
1319 })
1320 }
1321 } else {
1322 None
1323 }
1324 }
1325}
1326
1327unsafe fn path_from_objc(path: id) -> PathBuf {
1328 let len = msg_send![path, lengthOfBytesUsingEncoding: NSUTF8StringEncoding];
1329 let bytes = unsafe { path.UTF8String() as *const u8 };
1330 let path = str::from_utf8(unsafe { slice::from_raw_parts(bytes, len) }).unwrap();
1331 PathBuf::from(path)
1332}
1333
1334unsafe fn get_mac_platform(object: &mut Object) -> &MacPlatform {
1335 unsafe {
1336 let platform_ptr: *mut c_void = *object.get_ivar(MAC_PLATFORM_IVAR);
1337 assert!(!platform_ptr.is_null());
1338 &*(platform_ptr as *const MacPlatform)
1339 }
1340}
1341
1342extern "C" fn did_finish_launching(this: &mut Object, _: Sel, _: id) {
1343 unsafe {
1344 let app: id = msg_send![APP_CLASS, sharedApplication];
1345 app.setActivationPolicy_(NSApplicationActivationPolicyRegular);
1346
1347 let notification_center: *mut Object =
1348 msg_send![class!(NSNotificationCenter), defaultCenter];
1349 let name = ns_string("NSTextInputContextKeyboardSelectionDidChangeNotification");
1350 let _: () = msg_send![notification_center, addObserver: this as id
1351 selector: sel!(onKeyboardLayoutChange:)
1352 name: name
1353 object: nil
1354 ];
1355
1356 let platform = get_mac_platform(this);
1357 let callback = platform.0.lock().finish_launching.take();
1358 if let Some(callback) = callback {
1359 callback();
1360 }
1361 }
1362}
1363
1364extern "C" fn should_handle_reopen(this: &mut Object, _: Sel, _: id, has_open_windows: bool) {
1365 if !has_open_windows {
1366 let platform = unsafe { get_mac_platform(this) };
1367 let mut lock = platform.0.lock();
1368 if let Some(mut callback) = lock.reopen.take() {
1369 drop(lock);
1370 callback();
1371 platform.0.lock().reopen.get_or_insert(callback);
1372 }
1373 }
1374}
1375
1376extern "C" fn will_terminate(this: &mut Object, _: Sel, _: id) {
1377 let platform = unsafe { get_mac_platform(this) };
1378 let mut lock = platform.0.lock();
1379 if let Some(mut callback) = lock.quit.take() {
1380 drop(lock);
1381 callback();
1382 platform.0.lock().quit.get_or_insert(callback);
1383 }
1384}
1385
1386extern "C" fn on_keyboard_layout_change(this: &mut Object, _: Sel, _: id) {
1387 let platform = unsafe { get_mac_platform(this) };
1388 let mut lock = platform.0.lock();
1389 if let Some(mut callback) = lock.on_keyboard_layout_change.take() {
1390 drop(lock);
1391 callback();
1392 platform
1393 .0
1394 .lock()
1395 .on_keyboard_layout_change
1396 .get_or_insert(callback);
1397 }
1398}
1399
1400extern "C" fn open_urls(this: &mut Object, _: Sel, _: id, urls: id) {
1401 let urls = unsafe {
1402 (0..urls.count())
1403 .filter_map(|i| {
1404 let url = urls.objectAtIndex(i);
1405 match CStr::from_ptr(url.absoluteString().UTF8String() as *mut c_char).to_str() {
1406 Ok(string) => Some(string.to_string()),
1407 Err(err) => {
1408 log::error!("error converting path to string: {}", err);
1409 None
1410 }
1411 }
1412 })
1413 .collect::<Vec<_>>()
1414 };
1415 let platform = unsafe { get_mac_platform(this) };
1416 let mut lock = platform.0.lock();
1417 if let Some(mut callback) = lock.open_urls.take() {
1418 drop(lock);
1419 callback(urls);
1420 platform.0.lock().open_urls.get_or_insert(callback);
1421 }
1422}
1423
1424extern "C" fn handle_menu_item(this: &mut Object, _: Sel, item: id) {
1425 unsafe {
1426 let platform = get_mac_platform(this);
1427 let mut lock = platform.0.lock();
1428 if let Some(mut callback) = lock.menu_command.take() {
1429 let tag: NSInteger = msg_send![item, tag];
1430 let index = tag as usize;
1431 if let Some(action) = lock.menu_actions.get(index) {
1432 let action = action.boxed_clone();
1433 drop(lock);
1434 callback(&*action);
1435 }
1436 platform.0.lock().menu_command.get_or_insert(callback);
1437 }
1438 }
1439}
1440
1441extern "C" fn validate_menu_item(this: &mut Object, _: Sel, item: id) -> bool {
1442 unsafe {
1443 let mut result = false;
1444 let platform = get_mac_platform(this);
1445 let mut lock = platform.0.lock();
1446 if let Some(mut callback) = lock.validate_menu_command.take() {
1447 let tag: NSInteger = msg_send![item, tag];
1448 let index = tag as usize;
1449 if let Some(action) = lock.menu_actions.get(index) {
1450 let action = action.boxed_clone();
1451 drop(lock);
1452 result = callback(action.as_ref());
1453 }
1454 platform
1455 .0
1456 .lock()
1457 .validate_menu_command
1458 .get_or_insert(callback);
1459 }
1460 result
1461 }
1462}
1463
1464extern "C" fn menu_will_open(this: &mut Object, _: Sel, _: id) {
1465 unsafe {
1466 let platform = get_mac_platform(this);
1467 let mut lock = platform.0.lock();
1468 if let Some(mut callback) = lock.will_open_menu.take() {
1469 drop(lock);
1470 callback();
1471 platform.0.lock().will_open_menu.get_or_insert(callback);
1472 }
1473 }
1474}
1475
1476extern "C" fn handle_dock_menu(this: &mut Object, _: Sel, _: id) -> id {
1477 unsafe {
1478 let platform = get_mac_platform(this);
1479 let mut state = platform.0.lock();
1480 if let Some(id) = state.dock_menu {
1481 id
1482 } else {
1483 nil
1484 }
1485 }
1486}
1487
1488unsafe fn ns_string(string: &str) -> id {
1489 unsafe { NSString::alloc(nil).init_str(string).autorelease() }
1490}
1491
1492unsafe fn ns_url_to_path(url: id) -> Result<PathBuf> {
1493 let path: *mut c_char = msg_send![url, fileSystemRepresentation];
1494 anyhow::ensure!(!path.is_null(), "url is not a file path: {}", unsafe {
1495 CStr::from_ptr(url.absoluteString().UTF8String()).to_string_lossy()
1496 });
1497 Ok(PathBuf::from(OsStr::from_bytes(unsafe {
1498 CStr::from_ptr(path).to_bytes()
1499 })))
1500}
1501
1502#[link(name = "Carbon", kind = "framework")]
1503unsafe extern "C" {
1504 pub(super) fn TISCopyCurrentKeyboardLayoutInputSource() -> *mut Object;
1505 pub(super) fn TISGetInputSourceProperty(
1506 inputSource: *mut Object,
1507 propertyKey: *const c_void,
1508 ) -> *mut Object;
1509
1510 pub(super) fn UCKeyTranslate(
1511 keyLayoutPtr: *const ::std::os::raw::c_void,
1512 virtualKeyCode: u16,
1513 keyAction: u16,
1514 modifierKeyState: u32,
1515 keyboardType: u32,
1516 keyTranslateOptions: u32,
1517 deadKeyState: *mut u32,
1518 maxStringLength: usize,
1519 actualStringLength: *mut usize,
1520 unicodeString: *mut u16,
1521 ) -> u32;
1522 pub(super) fn LMGetKbdType() -> u16;
1523 pub(super) static kTISPropertyUnicodeKeyLayoutData: CFStringRef;
1524 pub(super) static kTISPropertyInputSourceID: CFStringRef;
1525 pub(super) static kTISPropertyLocalizedName: CFStringRef;
1526}
1527
1528mod security {
1529 #![allow(non_upper_case_globals)]
1530 use super::*;
1531
1532 #[link(name = "Security", kind = "framework")]
1533 unsafe extern "C" {
1534 pub static kSecClass: CFStringRef;
1535 pub static kSecClassInternetPassword: CFStringRef;
1536 pub static kSecAttrServer: CFStringRef;
1537 pub static kSecAttrAccount: CFStringRef;
1538 pub static kSecValueData: CFStringRef;
1539 pub static kSecReturnAttributes: CFStringRef;
1540 pub static kSecReturnData: CFStringRef;
1541
1542 pub fn SecItemAdd(attributes: CFDictionaryRef, result: *mut CFTypeRef) -> OSStatus;
1543 pub fn SecItemUpdate(query: CFDictionaryRef, attributes: CFDictionaryRef) -> OSStatus;
1544 pub fn SecItemDelete(query: CFDictionaryRef) -> OSStatus;
1545 pub fn SecItemCopyMatching(query: CFDictionaryRef, result: *mut CFTypeRef) -> OSStatus;
1546 }
1547
1548 pub const errSecSuccess: OSStatus = 0;
1549 pub const errSecUserCanceled: OSStatus = -128;
1550 pub const errSecItemNotFound: OSStatus = -25300;
1551}
1552
1553impl From<ImageFormat> for UTType {
1554 fn from(value: ImageFormat) -> Self {
1555 match value {
1556 ImageFormat::Png => Self::png(),
1557 ImageFormat::Jpeg => Self::jpeg(),
1558 ImageFormat::Tiff => Self::tiff(),
1559 ImageFormat::Webp => Self::webp(),
1560 ImageFormat::Gif => Self::gif(),
1561 ImageFormat::Bmp => Self::bmp(),
1562 ImageFormat::Svg => Self::svg(),
1563 }
1564 }
1565}
1566
1567// See https://developer.apple.com/documentation/uniformtypeidentifiers/uttype-swift.struct/
1568struct UTType(id);
1569
1570impl UTType {
1571 pub fn png() -> Self {
1572 // https://developer.apple.com/documentation/uniformtypeidentifiers/uttype-swift.struct/png
1573 Self(unsafe { NSPasteboardTypePNG }) // This is a rare case where there's a built-in NSPasteboardType
1574 }
1575
1576 pub fn jpeg() -> Self {
1577 // https://developer.apple.com/documentation/uniformtypeidentifiers/uttype-swift.struct/jpeg
1578 Self(unsafe { ns_string("public.jpeg") })
1579 }
1580
1581 pub fn gif() -> Self {
1582 // https://developer.apple.com/documentation/uniformtypeidentifiers/uttype-swift.struct/gif
1583 Self(unsafe { ns_string("com.compuserve.gif") })
1584 }
1585
1586 pub fn webp() -> Self {
1587 // https://developer.apple.com/documentation/uniformtypeidentifiers/uttype-swift.struct/webp
1588 Self(unsafe { ns_string("org.webmproject.webp") })
1589 }
1590
1591 pub fn bmp() -> Self {
1592 // https://developer.apple.com/documentation/uniformtypeidentifiers/uttype-swift.struct/bmp
1593 Self(unsafe { ns_string("com.microsoft.bmp") })
1594 }
1595
1596 pub fn svg() -> Self {
1597 // https://developer.apple.com/documentation/uniformtypeidentifiers/uttype-swift.struct/svg
1598 Self(unsafe { ns_string("public.svg-image") })
1599 }
1600
1601 pub fn tiff() -> Self {
1602 // https://developer.apple.com/documentation/uniformtypeidentifiers/uttype-swift.struct/tiff
1603 Self(unsafe { NSPasteboardTypeTIFF }) // This is a rare case where there's a built-in NSPasteboardType
1604 }
1605
1606 fn inner(&self) -> *const Object {
1607 self.0
1608 }
1609
1610 fn inner_mut(&self) -> *mut Object {
1611 self.0 as *mut _
1612 }
1613}
1614
1615#[cfg(test)]
1616mod tests {
1617 use crate::ClipboardItem;
1618
1619 use super::*;
1620
1621 #[test]
1622 fn test_clipboard() {
1623 let platform = build_platform();
1624 assert_eq!(platform.read_from_clipboard(), None);
1625
1626 let item = ClipboardItem::new_string("1".to_string());
1627 platform.write_to_clipboard(item.clone());
1628 assert_eq!(platform.read_from_clipboard(), Some(item));
1629
1630 let item = ClipboardItem {
1631 entries: vec![ClipboardEntry::String(
1632 ClipboardString::new("2".to_string()).with_json_metadata(vec![3, 4]),
1633 )],
1634 };
1635 platform.write_to_clipboard(item.clone());
1636 assert_eq!(platform.read_from_clipboard(), Some(item));
1637
1638 let text_from_other_app = "text from other app";
1639 unsafe {
1640 let bytes = NSData::dataWithBytes_length_(
1641 nil,
1642 text_from_other_app.as_ptr() as *const c_void,
1643 text_from_other_app.len() as u64,
1644 );
1645 platform
1646 .0
1647 .lock()
1648 .pasteboard
1649 .setData_forType(bytes, NSPasteboardTypeString);
1650 }
1651 assert_eq!(
1652 platform.read_from_clipboard(),
1653 Some(ClipboardItem::new_string(text_from_other_app.to_string()))
1654 );
1655 }
1656
1657 fn build_platform() -> MacPlatform {
1658 let platform = MacPlatform::new(false);
1659 platform.0.lock().pasteboard = unsafe { NSPasteboard::pasteboardWithUniqueName(nil) };
1660 platform
1661 }
1662}