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