aboutsummaryrefslogtreecommitdiff
path: root/src/mpris2-controller.vala
blob: 8a5f255d65acc321b09faf6fc2722a2008420803 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
/*
This service primarily controls PulseAudio and is driven by the sound indicator menu on the panel.
Copyright 2010 Canonical Ltd.

Authors:
    Conor Curran <conor.curran@canonical.com>

This program is free software: you can redistribute it and/or modify it 
under the terms of the GNU General Public License version 3, as published 
by the Free Software Foundation.

This program is distributed in the hope that it will be useful, but 
WITHOUT ANY WARRANTY; without even the implied warranties of 
MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR 
PURPOSE.  See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along 
with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
using Gee;
/*
 This class will entirely replace mpris-controller.vala hence why there is no
 point in trying to get encorporate both into the same object model. 
 */
public class Mpris2Controller : GLib.Object
{		
	private DBus.Connection connection;
	public dynamic DBus.Object mpris2_root {get; construct;}		
	public dynamic DBus.Object mpris2_player {get; construct;}		
	public PlayerController owner {get; construct;}	

	struct status {
    public int32 playback;
    public double shuffle;
    public bool repeat;
    public bool endless;
    public bool endlessy;
  }
	
	public Mpris2Controller(PlayerController ctrl)
	{
		Object(owner: ctrl);				
	}
	
	construct{
    try {
			debug("going to create this mpris 2 controller");			
      this.connection = DBus.Bus.get (DBus.BusType.SESSION);
    } catch (Error e) {
      error("Problems connecting to the session bus - %s", e.message);
    }		
		this.mpris2_root = this.connection.get_object ("org.mpris.mediaplayers.".concat(this.owner.name.down()),
		                                              "/org/mpris/MediaPlayer", 
		                                              "org.mpris.MediaPlayer");				

		this.mpris2_player = this.connection.get_object ("org.mpris.mediaplayers.".concat(this.owner.name.down()) ,
		                                                "/org/mpris/MediaPlayer/Player", 
		                                                "org.mpris.MediaPlayer.Player");			


		this.mpris2_player.TrackChange += onTrackChange;	
    this.mpris2_player.StatusChange += onStatusChange;
		initial_update();
	}
	
	private void initial_update()
	{
		status st = {0,0.0, false, false,false};
		this.mpris2_player.get("Status", &st);
		
		int play_state =  st.playback;
		debug("GetStatusChange - play state %i", play_state);
		(this.owner.custom_items[PlayerController.widget_order.TRANSPORT] as TransportMenuitem).change_play_state(play_state);
		this.owner.custom_items[PlayerController.widget_order.METADATA].update(this.mpris2_player.GetMetadata(),
			                          MetadataMenuitem.attributes_format());
		this.owner.custom_items[PlayerController.widget_order.SCRUB].update(this.mpris2_player.GetMetadata(),
			                      ScrubMenuitem.attributes_format());		
		ScrubMenuitem scrub = this.owner.custom_items[PlayerController.widget_order.SCRUB] as ScrubMenuitem;
		scrub.update_position(this.mpris2_player.PositionGet());
	}

	public void transport_event(TransportMenuitem.action command)
	{
		debug("transport_event input = %i", (int)command);
		if(command == TransportMenuitem.action.PLAY_PAUSE){
			debug("transport_event PLAY_PAUSE");
			this.mpris2_player.Pause();							
		}
		else if(command == TransportMenuitem.action.PREVIOUS){
			this.mpris2_player.Prev();
		}
		else if(command == TransportMenuitem.action.NEXT){
			this.mpris2_player.Next();
		}
	}

	public void set_position(double position)
	{
		debug("Set position with pos (0-100) %f", position);
		HashTable<string, Value?> data = this.mpris2_player.GetMetadata();
		Value? time_value = data.lookup("time");
		if(time_value == null){
			warning("Can't fetch the duration of the track therefore cant set the position");
			return;
		}
		uint32 total_time = time_value.get_uint();
		debug("total time of track = %i", (int)total_time);				
		double new_time_position = total_time * position/100.0;
		debug("new position = %f", (new_time_position * 1000));		
		this.mpris2_player.SetPosition((int32)(new_time_position));
		ScrubMenuitem scrub = this.owner.custom_items[PlayerController.widget_order.SCRUB] as ScrubMenuitem;
		scrub.update_position(this.mpris2_player.PositionGet());				
		
	}
	
	public bool connected()
	{
		return (this.mpris2_player != null);
	}
	
	private void onStatusChange(dynamic DBus.Object mpris_client, status st)
  {
    debug("onStatusChange - signal received");
		status* status = &st;
		unowned ValueArray ar = (ValueArray)status;		
		int play_state = ar.get_nth(0).get_int();
		debug("onStatusChange - play state %i", play_state);
		HashTable<string, Value?> ht = new HashTable<string, Value?>(str_hash, str_equal);
		Value v = Value(typeof(int));
		v.set_int(play_state);
		ht.insert("state", v); 
		this.owner.custom_items[PlayerController.widget_order.TRANSPORT].update(ht, TransportMenuitem.attributes_format());
		this.owner.custom_items[PlayerController.widget_order.SCRUB].update(ht, ScrubMenuitem.attributes_format());
	
	}
	
	private void onTrackChange(dynamic DBus.Object mpris_client, HashTable<string,Value?> ht)
	{
		debug("onTrackChange");
		this.owner.custom_items[PlayerController.widget_order.METADATA].reset(MetadataMenuitem.attributes_format());
		this.owner.custom_items[PlayerController.widget_order.SCRUB].reset(ScrubMenuitem.attributes_format());
		this.owner.custom_items[PlayerController.widget_order.METADATA].update(ht,
		                            MetadataMenuitem.attributes_format());
		debug("about to update the duration on the scrub bar");
		this.owner.custom_items[PlayerController.widget_order.SCRUB].update(this.mpris2_player.GetMetadata(),
		                        ScrubMenuitem.attributes_format());		
		ScrubMenuitem scrub = this.owner.custom_items[PlayerController.widget_order.SCRUB] as ScrubMenuitem;
		scrub.update_position(this.mpris2_player.PositionGet());
	
	}
}