mirror of https://github.com/mpv-player/mpv
110 lines
3.3 KiB
Swift
110 lines
3.3 KiB
Swift
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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class AppHub: NSObject {
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@objc static let shared = AppHub()
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var mpv: OpaquePointer?
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@objc var input: InputHelper
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#if HAVE_MACOS_MEDIA_PLAYER
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var remote: RemoteCommandCenter?
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#endif
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var isApplication: Bool { get { NSApp is Application } }
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private override init() {
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input = InputHelper()
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}
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@objc func initMpv(_ mpv: OpaquePointer) {
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if isApplication {
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self.mpv = mpv
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mpv_observe_property(mpv, 0, "duration", MPV_FORMAT_DOUBLE)
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mpv_observe_property(mpv, 0, "time-pos", MPV_FORMAT_DOUBLE)
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mpv_observe_property(mpv, 0, "speed", MPV_FORMAT_DOUBLE)
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mpv_observe_property(mpv, 0, "pause", MPV_FORMAT_FLAG)
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mpv_observe_property(mpv, 0, "media-title", MPV_FORMAT_STRING)
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mpv_observe_property(mpv, 0, "chapter-metadata/title", MPV_FORMAT_STRING)
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mpv_observe_property(mpv, 0, "metadata/by-key/album", MPV_FORMAT_STRING)
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mpv_observe_property(mpv, 0, "metadata/by-key/artist", MPV_FORMAT_STRING)
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mpv_set_wakeup_callback(mpv, wakeup, TypeHelper.bridge(obj: self))
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return
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}
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mpv_destroy(mpv)
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}
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@objc func initInput(_ input: OpaquePointer?) {
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self.input.signal(input: input)
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}
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@objc func initCocoaCb() {
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guard let app = NSApp as? Application else { return }
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DispatchQueue.main.sync { app.initCocoaCb(mpv) }
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}
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@objc func startRemote() {
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#if HAVE_MACOS_MEDIA_PLAYER
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if remote == nil { remote = RemoteCommandCenter() }
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remote?.start()
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#endif
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}
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@objc func stopRemote() {
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#if HAVE_MACOS_MEDIA_PLAYER
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remote?.stop()
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#endif
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}
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let wakeup: EventHelper.wakeup_cb = { ( ctx ) in
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let event = unsafeBitCast(ctx, to: AppHub.self)
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DispatchQueue.main.async { event.eventLoop() }
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}
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func eventLoop() {
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while let mpv = mpv, let event = mpv_wait_event(mpv, 0) {
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if event.pointee.event_id == MPV_EVENT_NONE { break }
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handle(event: event)
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}
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}
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func handle(event: UnsafeMutablePointer<mpv_event>) {
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if let app = NSApp as? Application {
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app.processEvent(event)
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}
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#if HAVE_MACOS_MEDIA_PLAYER
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if let remote = remote {
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remote.processEvent(event)
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}
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#endif
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switch event.pointee.event_id {
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case MPV_EVENT_SHUTDOWN:
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#if HAVE_MACOS_COCOA_CB
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if let app = NSApp as? Application, app.cocoaCB?.isShuttingDown ?? false {
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mpv = nil;
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return
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}
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#endif
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mpv_destroy(mpv)
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mpv = nil
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default: break
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}
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}
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}
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