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[jamaendo] / jamaui / playlists.py
1 #!/usr/bin/env python
2 #
3 # This file is part of Jamaendo.
4 # Copyright (c) 2010 Kristoffer Gronlund
5 #
6 # Jamaendo is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
10 #
11 # Jamaendo is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 # GNU General Public License for more details.
15 #
16 # You should have received a copy of the GNU General Public License
17 # along with Jamaendo.  If not, see <http://www.gnu.org/licenses/>.
18 #
19 # Player code heavily based on http://thpinfo.com/2008/panucci/:
20 #  A resuming media player for Podcasts and Audiobooks
21 #  Copyright (c) 2008-05-26 Thomas Perl <thpinfo.com>
22 #  (based on http://pygstdocs.berlios.de/pygst-tutorial/seeking.html)
23 #
24 import gtk
25 try:
26     import hildon
27 except:
28     import helldon as hildon
29 import jamaendo
30 from settings import settings
31 import logging
32 from albumlist import PlaylistList
33
34 log = logging.getLogger(__name__)
35
36 def _alist(l, match):
37     for key, value in l:
38         if key == match:
39             return value
40     return None
41
42 def _show_banner(parent, message, timeout = 2000):
43     banner = hildon.hildon_banner_show_information(parent, '', message)
44     banner.set_timeout(2000)
45
46 show_banner = _show_banner
47
48 from listbox import ListDialog
49
50 def add_to_playlist(wnd, track):
51     if not track:
52         _show_banner(wnd, "Nothing to add")
53         return
54
55     dialog = ListDialog('Add to playlist', wnd)
56     for name,_ in settings.playlists.iteritems():
57         dialog.listbox.append(name)
58     dialog.listbox.append("New...")
59     try:
60         dialog.show_all()
61         if dialog.run() == gtk.RESPONSE_OK:
62             selected_playlist = dialog.selected
63             if selected_playlist == "New...":
64                 dialog.hide()
65                 selected_playlist = create_new_playlist(wnd)
66             if track and selected_playlist:
67                 if isinstance(track, (list, tuple)):
68                     for t in track:
69                         settings.add_to_playlist(selected_playlist, {'id':t.ID, 'data':t.get_data()})
70                 else:
71                     settings.add_to_playlist(selected_playlist, {'id':track.ID, 'data':track.get_data()})
72                 settings.save()
73                 _show_banner(wnd, "Added to playlist '%s'" % (selected_playlist))
74     finally:
75         dialog.destroy()
76
77 def create_new_playlist(wnd):
78     dia_name = gtk.Dialog()
79     dia_name.set_title("New playlist")
80     dia_name.add_button( gtk.STOCK_OK, gtk.RESPONSE_OK )
81     entry = hildon.Entry(gtk.HILDON_SIZE_FINGER_HEIGHT)
82     entry.set_placeholder("Enter name")
83     entry.set_max_length(32)
84     entry.connect('activate', lambda entry, dialog: dialog.response(gtk.RESPONSE_OK), dia_name)
85     dia_name.vbox.pack_start(entry, True, True, 0)
86     dia_name.show_all()
87     if dia_name.run() != gtk.RESPONSE_OK:
88         return False
89     selected_playlist = entry.get_text()
90     dia_name.destroy()
91     if selected_playlist == '' or selected_playlist == 'New...':
92         return False
93     elif settings.get_playlist(selected_playlist):
94         _show_banner(wnd, "Playlist '%s' already exists!" % (selected_playlist))
95         return False
96     return selected_playlist
97
98
99 class PlaylistsWindow(hildon.StackableWindow):
100     def __init__(self):
101         hildon.StackableWindow.__init__(self)
102         self.set_title("Playlists")
103
104         self.panarea = hildon.PannableArea()
105         self.playlistlist = PlaylistList()
106         self.playlistlist.empty_message = "No playlists"
107         self.playlistlist.connect('row-activated', self.row_activated)
108         self.panarea.add(self.playlistlist)
109         self.add(self.panarea)
110
111         for key, lst in sorted(list(settings.playlists.iteritems())):
112             self.playlistlist.add_playlist(key, lst)
113         self.playlistlist.set_loading(False)
114
115         self.create_menu()
116
117     def create_menu(self):
118         def on_player(*args):
119             from playerwindow import open_playerwindow
120             open_playerwindow()
121         self.menu = hildon.AppMenu()
122         player = hildon.GtkButton(gtk.HILDON_SIZE_AUTO)
123         player.set_label("Open player")
124         player.connect("clicked", on_player)
125         self.menu.append(player)
126         # bah, I haven't decided how I want to do this yet
127         # lets just hide it for now
128         #player = hildon.GtkButton(gtk.HILDON_SIZE_AUTO)
129         #player.set_label("Manage playlists")
130         #player.connect("clicked", self.on_manage_playlists)
131         #self.menu.append(player)
132         #player = hildon.GtkButton(gtk.HILDON_SIZE_AUTO)
133         #player.set_label("Export...")
134         #player.connect("clicked", self.on_export_playlists)
135         #self.menu.append(player)
136         self.menu.show_all()
137         self.set_app_menu(self.menu)
138
139     def on_manage_playlists(self, *args):
140         _show_banner(self, "TODOO")
141
142     def on_export_playlists(self, *args):
143         _show_banner(self, "TODOO")
144
145     def row_activated(self, treeview, path, view_column):
146         sel = self.playlistlist.get_playlist_name(path)
147         pl = settings.get_playlist(sel)
148         if pl:
149             from playerwindow import open_playerwindow
150             wnd = open_playerwindow()
151             wnd.play_tracks(pl)