libmpv/cocoa: don't start the event monitor

The event monitor is used to get keyboard events when there is no window, but
since it is a global monitor to the current process, we don't want it in a
library setting.

DOCS/man/options.rst

@@ -2228,6 +2228,11 @@ Input
 
     (This option was renamed from ``--input-x11-keyboard``.)
 
+``--input-app-events=<yes|no>``
+    (OS X only)
+    Enable/disable application wide keyboard events so that keyboard shortcuts
+    can be processed without a window. Enabled by default (except for libmpv).
+
 OSD
 ---
 

input/input.c

@@ -173,6 +173,7 @@ struct input_opts {
     int use_alt_gr;
     int use_appleremote;
     int use_media_keys;
+    int use_app_events;
     int default_bindings;
     int enable_mouse_movements;
     int vo_key_input;
@@ -204,6 +205,7 @@ const struct m_sub_options input_config = {
 #if HAVE_COCOA
         OPT_FLAG("appleremote", use_appleremote, CONF_GLOBAL),
         OPT_FLAG("media-keys", use_media_keys, CONF_GLOBAL),
+        OPT_FLAG("app-events", use_app_events, CONF_GLOBAL),
 #endif
         {0}
     },
@@ -219,6 +221,7 @@ const struct m_sub_options input_config = {
 #if HAVE_COCOA
         .use_appleremote = 1,
         .use_media_keys = 1,
+        .use_app_events = 1,
 #endif
         .default_bindings = 1,
         .vo_key_input = 1,
@@ -1276,6 +1279,10 @@ void mp_input_load(struct input_ctx *ictx)
     }
 
 #if HAVE_COCOA
+    if (input_conf->use_app_events) {
+        cocoa_start_event_monitor();
+    }
+
     if (input_conf->use_appleremote) {
         cocoa_init_apple_remote();
         ictx->using_ar = true;

osdep/macosx_events.h

@@ -26,6 +26,8 @@ struct input_ctx;
 void cocoa_put_key(int keycode);
 void cocoa_put_key_with_modifiers(int keycode, int modifiers);
 
+void cocoa_start_event_monitor(void);
+
 void cocoa_init_apple_remote(void);
 void cocoa_uninit_apple_remote(void);
 

osdep/macosx_events.m

@@ -45,6 +45,7 @@
 
 - (BOOL)handleMediaKey:(NSEvent *)event;
 - (NSEvent *)handleKey:(NSEvent *)event;
+- (void)startEventMonitor;
 - (void)startAppleRemote;
 - (void)stopAppleRemote;
 - (void)startMediaKeys;
@@ -112,6 +113,11 @@ static int convert_key(unsigned key, unsigned charcode)
     return charcode;
 }
 
+void cocoa_start_event_monitor(void)
+{
+    [[EventsResponder sharedInstance] startEventMonitor];
+}
+
 void cocoa_init_apple_remote(void)
 {
     [[EventsResponder sharedInstance] startAppleRemote];
@@ -211,16 +217,6 @@ void cocoa_set_input_context(struct input_ctx *input_context)
     self = [super init];
     if (self) {
         _input_ready = [NSCondition new];
-
-        [NSEvent addLocalMonitorForEventsMatchingMask:NSKeyDownMask|NSKeyUpMask
-                                              handler:^(NSEvent *event) {
-            BOOL equivalent = [[NSApp mainMenu] performKeyEquivalent:event];
-            if (equivalent) {
-                return (NSEvent *)nil;
-            } else {
-                return [self handleKey:event];
-            }
-        }];
     }
     return self;
 }
@@ -254,6 +250,19 @@ void cocoa_set_input_context(struct input_ctx *input_context)
         return YES;
 }
 
+- (void)startEventMonitor
+{
+    [NSEvent addLocalMonitorForEventsMatchingMask:NSKeyDownMask|NSKeyUpMask
+                                          handler:^(NSEvent *event) {
+        BOOL equivalent = [[NSApp mainMenu] performKeyEquivalent:event];
+        if (equivalent) {
+            return (NSEvent *)nil;
+        } else {
+            return [self handleKey:event];
+        }
+    }];
+}
+
 - (void)startAppleRemote
 {
     dispatch_async(dispatch_get_main_queue(), ^{

player/client.c

@@ -405,8 +405,9 @@ mpv_handle *mpv_create(void)
         mpv_set_option_string(ctx, "input-default-bindings", "no");
         mpv_set_option_string(ctx, "input-vo-keyboard", "no");
         mpv_set_option_string(ctx, "input-lirc", "no");
-        mpv_set_option_string(ctx, "input-media-keys", "no");
         mpv_set_option_string(ctx, "input-appleremote", "no");
+        mpv_set_option_string(ctx, "input-media-keys", "no");
+        mpv_set_option_string(ctx, "input-app-events", "no");
     } else {
         mp_destroy(mpctx);
     }