mac/app: rewrite Application class in swift

3 files changed, 106 insertions, 99 deletions

diff --git a/osdep/mac/application.m b/osdep/mac/application.m
index 753b9bcfa4..fb2889e92a 100644
--- a/osdep/mac/application.m
+++ b/osdep/mac/application.m
@@ -33,17 +33,8 @@
 #include "osdep/mac/swift.h"
 #endif
 
-#define MPV_PROTOCOL @"mpv://"
-
 static mp_thread playback_thread_id;
 
-@interface Application ()
-{
-    AppHub *_appHub;
-}
-
-@end
-
 static Application *mpv_shared_app(void)
 {
     return (Application *)[Application sharedApplication];
@@ -57,92 +48,6 @@ static void terminate_cocoa_application(void)
     });
 }
 
-@implementation Application
-@synthesize openCount = _open_count;
-
-- (void)sendEvent:(NSEvent *)event
-{
-    if ([self modalWindow] || ![_appHub.input processKeyWithEvent:event])
-        [super sendEvent:event];
-    [_appHub.input wakeup];
-}
-
-- (id)init
-{
-    if (self = [super init]) {
-        _appHub = [AppHub shared];
-
-        NSAppleEventManager *em = [NSAppleEventManager sharedAppleEventManager];
-        [em setEventHandler:self
-                andSelector:@selector(getUrl:withReplyEvent:)
-              forEventClass:kInternetEventClass
-                 andEventID:kAEGetURL];
-    }
-
-    return self;
-}
-
-- (void)dealloc
-{
-    NSAppleEventManager *em = [NSAppleEventManager sharedAppleEventManager];
-    [em removeEventHandlerForEventClass:kInternetEventClass
-                             andEventID:kAEGetURL];
-    [em removeEventHandlerForEventClass:kCoreEventClass
-                             andEventID:kAEQuitApplication];
-    [super dealloc];
-}
-
-#if HAVE_MACOS_TOUCHBAR
-- (NSTouchBar *)makeTouchBar
-{
-    return [[AppHub shared] touchBar];
-}
-#endif
-
-- (void)applicationWillFinishLaunching:(NSNotification *)notification
-{
-    NSAppleEventManager *em = [NSAppleEventManager sharedAppleEventManager];
-    [em setEventHandler:self
-            andSelector:@selector(handleQuitEvent:withReplyEvent:)
-          forEventClass:kCoreEventClass
-             andEventID:kAEQuitApplication];
-}
-
-- (void)handleQuitEvent:(NSAppleEventDescriptor *)event
-         withReplyEvent:(NSAppleEventDescriptor *)replyEvent
-{
-    if (![_appHub.input command:@"quit"])
-        terminate_cocoa_application();
-}
-
-- (void)getUrl:(NSAppleEventDescriptor *)event
-    withReplyEvent:(NSAppleEventDescriptor *)replyEvent
-{
-    NSString *url =
-        [[event paramDescriptorForKeyword:keyDirectObject] stringValue];
-
-    url = [url stringByReplacingOccurrencesOfString:MPV_PROTOCOL
-                withString:@""
-                   options:NSAnchoredSearch
-                     range:NSMakeRange(0, [MPV_PROTOCOL length])];
-
-    url = [url stringByRemovingPercentEncoding];
-    [_appHub.input openWithFiles:@[url]];
-}
-
-- (void)application:(NSApplication *)sender openFiles:(NSArray *)filenames
-{
-    if (mpv_shared_app().openCount > 0) {
-        mpv_shared_app().openCount--;
-        return;
-    }
-
-    SEL cmpsel = @selector(localizedStandardCompare:);
-    NSArray *files = [filenames sortedArrayUsingSelector:cmpsel];
-    [_appHub.input openWithFiles:files];
-}
-@end
-
 struct playback_thread_ctx {
     int  *argc;
     char ***argv;
diff --git a/osdep/mac/application.swift b/osdep/mac/application.swift
new file mode 100644
index 0000000000..6b317be67c
--- /dev/null
+++ b/osdep/mac/application.swift
@@ -0,0 +1,106 @@
+/*
+ * This file is part of mpv.
+ *
+ * mpv is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * mpv is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with mpv.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import Cocoa
+
+class Application: NSApplication, NSApplicationDelegate {
+    let appHub: AppHub
+    let MPV_PROTOCOL: String = "mpv://"
+    @objc var openCount: Int = 0
+
+    override init() {
+        appHub = AppHub.shared
+        super.init()
+
+        let eventManager = NSAppleEventManager.shared()
+        eventManager.setEventHandler(
+            self,
+            andSelector: #selector(self.getUrl(event:replyEvent:)),
+            forEventClass: AEEventClass(kInternetEventClass),
+            andEventID: AEEventID(kAEGetURL)
+        )
+    }
+
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+    deinit {
+        let eventManager = NSAppleEventManager.shared()
+        eventManager.removeEventHandler(forEventClass: AEEventClass(kInternetEventClass), andEventID: AEEventID(kAEGetURL))
+        eventManager.removeEventHandler(forEventClass: AEEventClass(kCoreEventClass), andEventID: kAEQuitApplication)
+    }
+
+    func terminateApplication() {
+        DispatchQueue.main.async {
+            NSApp.hide(NSApp)
+            NSApp.terminate(NSApp)
+        }
+    }
+
+    override func sendEvent(_ event: NSEvent) {
+        if modalWindow != nil || !appHub.input.processKey(event: event) {
+            super.sendEvent(event)
+        }
+        appHub.input.wakeup()
+    }
+
+#if HAVE_MACOS_TOUCHBAR
+    override func makeTouchBar() -> NSTouchBar? {
+        return appHub.touchBar
+    }
+#endif
+
+    func applicationWillFinishLaunching(_ notification: Notification) {
+        let eventManager = NSAppleEventManager.shared()
+        eventManager.setEventHandler(
+            self,
+            andSelector: #selector(handleQuit(event:replyEvent:)),
+            forEventClass: AEEventClass(kCoreEventClass),
+            andEventID: kAEQuitApplication
+        )
+    }
+
+    @objc func handleQuit(event: NSAppleEventDescriptor?, replyEvent: NSAppleEventDescriptor?) {
+        if !appHub.input.command("quit") {
+            terminateApplication()
+        }
+    }
+
+    @objc func getUrl(event: NSAppleEventDescriptor?, replyEvent: NSAppleEventDescriptor?) {
+        guard var url: String = event?.paramDescriptor(forKeyword: keyDirectObject)?.stringValue else { return }
+
+        if url.hasPrefix(MPV_PROTOCOL) {
+            url.removeFirst(MPV_PROTOCOL.count)
+        }
+
+        url = url.removingPercentEncoding ?? url
+        appHub.input.open(files: [url])
+    }
+
+    func application(_ sender: NSApplication, openFiles: [String]) {
+        if openCount > 0 {
+            openCount -= openFiles.count
+            return
+        }
+
+        let files = openFiles.sorted { (strL: String, strR: String) -> Bool in
+            return strL.localizedStandardCompare(strR) == .orderedAscending
+        }
+        appHub.input.open(files: files)
+    }
+}
diff --git a/osdep/mac/application_objc.h b/osdep/mac/application_objc.h
index b27d7d234f..255ede8bc2 100644
--- a/osdep/mac/application_objc.h
+++ b/osdep/mac/application_objc.h
@@ -17,7 +17,3 @@
 
 #import <Cocoa/Cocoa.h>
 #include "osdep/mac/application.h"
-
-@interface Application : NSApplication
-@property(nonatomic, assign) size_t openCount;
-@end