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/*
* Cocoa Application Event Handling
*
* 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/Cocoa.h>
#include "mpv_talloc.h"
#include "input/event.h"
#include "input/input.h"
#include "player/client.h"
#import "osdep/mac/events_objc.h"
#import "osdep/mac/application_objc.h"
#include "config.h"
#if HAVE_SWIFT
#include "osdep/mac/swift.h"
#endif
@interface EventsResponder ()
{
struct mpv_handle *_ctx;
BOOL _is_application;
}
- (BOOL)setMpvHandle:(struct mpv_handle *)ctx;
- (void)initCocoaCb;
- (void)readEvents;
- (void)startMediaKeys;
- (void)stopMediaKeys;
@end
void cocoa_init_media_keys(void)
{
[[EventsResponder sharedInstance] startMediaKeys];
}
void cocoa_uninit_media_keys(void)
{
[[EventsResponder sharedInstance] stopMediaKeys];
}
void cocoa_set_input_context(struct input_ctx *input_context)
{
[[EventsResponder sharedInstance].inputHelper signalWithInput:input_context];
}
static void wakeup(void *context)
{
[[EventsResponder sharedInstance] readEvents];
}
void cocoa_set_mpv_handle(struct mpv_handle *ctx)
{
if ([[EventsResponder sharedInstance] setMpvHandle:ctx]) {
mpv_observe_property(ctx, 0, "duration", MPV_FORMAT_DOUBLE);
mpv_observe_property(ctx, 0, "time-pos", MPV_FORMAT_DOUBLE);
mpv_observe_property(ctx, 0, "speed", MPV_FORMAT_DOUBLE);
mpv_observe_property(ctx, 0, "pause", MPV_FORMAT_FLAG);
mpv_observe_property(ctx, 0, "media-title", MPV_FORMAT_STRING);
mpv_observe_property(ctx, 0, "chapter-metadata/title", MPV_FORMAT_STRING);
mpv_observe_property(ctx, 0, "metadata/by-key/album", MPV_FORMAT_STRING);
mpv_observe_property(ctx, 0, "metadata/by-key/artist", MPV_FORMAT_STRING);
mpv_set_wakeup_callback(ctx, wakeup, NULL);
}
}
void cocoa_init_cocoa_cb(void)
{
[[EventsResponder sharedInstance] initCocoaCb];
}
@implementation EventsResponder
@synthesize remoteCommandCenter = _remoteCommandCenter;
@synthesize inputHelper = _inputHelper;
+ (EventsResponder *)sharedInstance
{
static EventsResponder *responder = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
responder = [EventsResponder new];
responder.inputHelper = [[InputHelper alloc] init: nil :nil];
});
return responder;
}
- (void)setIsApplication:(BOOL)isApplication
{
_is_application = isApplication;
}
- (BOOL)setMpvHandle:(struct mpv_handle *)ctx
{
if (_is_application) {
_ctx = ctx;
return YES;
}
mpv_destroy(ctx);
return NO;
}
- (void)initCocoaCb
{
if (_is_application) {
dispatch_sync(dispatch_get_main_queue(), ^{
[NSApp initCocoaCb:_ctx];
});
}
}
- (void)readEvents
{
dispatch_async(dispatch_get_main_queue(), ^{
while (_ctx) {
mpv_event *event = mpv_wait_event(_ctx, 0);
if (event->event_id == MPV_EVENT_NONE)
break;
[self processEvent:event];
}
});
}
-(void)processEvent:(struct mpv_event *)event
{
if(_is_application) {
[NSApp processEvent:event];
}
if (_remoteCommandCenter) {
[_remoteCommandCenter processEvent:event];
}
switch (event->event_id) {
case MPV_EVENT_SHUTDOWN: {
#if HAVE_MACOS_COCOA_CB
if ([(Application *)NSApp cocoaCB].isShuttingDown) {
_ctx = nil;
return;
}
#endif
mpv_destroy(_ctx);
_ctx = nil;
break;
}
default:
break;
}
}
- (void)startMediaKeys
{
#if HAVE_MACOS_MEDIA_PLAYER
if (_remoteCommandCenter == nil) {
_remoteCommandCenter = [[RemoteCommandCenter alloc] init];
}
#endif
[_remoteCommandCenter start];
}
- (void)stopMediaKeys
{
[_remoteCommandCenter stop];
}
@end
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