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# This program 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.
#
# This library 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 this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
import logging
import os
from gettext import gettext as _
import gi
gi.require_version('Gtk', '3.0')
from gi.repository import GObject
from gi.repository import Gtk
from gi.repository import Pango
from sugar3.graphics.icon import CellRendererIcon
COLUMNS_NAME = ('index', 'media', 'available')
COLUMNS = dict((name, i) for i, name in enumerate(COLUMNS_NAME))
class PlayListWidget(Gtk.ScrolledWindow):
def __init__(self, play_callback):
self._playlist = None
self._play_callback = play_callback
GObject.GObject.__init__(self, hadjustment=None,
vadjustment=None)
self.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
self.listview = Gtk.TreeView()
self.treemodel = Gtk.ListStore(int, object, bool)
self.listview.set_model(self.treemodel)
selection = self.listview.get_selection()
selection.set_mode(Gtk.SelectionMode.SINGLE)
renderer_icon = CellRendererIcon(self.listview)
renderer_icon.props.icon_name = 'emblem-notification'
renderer_icon.props.width = 20
renderer_icon.props.height = 20
renderer_icon.props.size = 20
treecol_icon = Gtk.TreeViewColumn()
treecol_icon.pack_start(renderer_icon, False)
treecol_icon.set_cell_data_func(renderer_icon, self._set_icon)
self.listview.append_column(treecol_icon)
renderer_idx = Gtk.CellRendererText()
treecol_idx = Gtk.TreeViewColumn(_('No.'))
treecol_idx.pack_start(renderer_idx, True)
treecol_idx.set_cell_data_func(renderer_idx, self._set_number)
self.listview.append_column(treecol_idx)
renderer_title = Gtk.CellRendererText()
renderer_title.set_property('ellipsize', Pango.EllipsizeMode.END)
treecol_title = Gtk.TreeViewColumn(_('Play List'))
treecol_title.pack_start(renderer_title, True)
treecol_title.set_cell_data_func(renderer_title, self._set_title)
self.listview.append_column(treecol_title)
# we don't support search in the playlist for the moment:
self.listview.set_enable_search(False)
self.listview.connect('row-activated', self.__on_row_activated)
self.add(self.listview)
def __on_row_activated(self, treeview, path, col):
model = treeview.get_model()
treeiter = model.get_iter(path)
media_idx = model.get_value(treeiter, COLUMNS['index'])
self._play_callback(media_idx)
def _set_number(self, column, cell, model, it, data):
idx = model.get_value(it, COLUMNS['index'])
cell.set_property('text', idx + 1)
def _set_title(self, column, cell, model, it, data):
playlist_item = model.get_value(it, COLUMNS['media'])
available = model.get_value(it, COLUMNS['available'])
cell.set_property('text', playlist_item['title'])
sensitive = True
if not available:
sensitive = False
cell.set_property('sensitive', sensitive)
def _set_icon(self, column, cell, model, it, data):
available = model.get_value(it, COLUMNS['available'])
cell.set_property('visible', not available)
def update(self, playlist):
self.treemodel.clear()
self._playlist = playlist
pl = list(enumerate(playlist))
for i, media in pl:
available = self.check_available_media(media['url'])
media['available'] = available
self.treemodel.append((i, media, available))
#self.set_cursor(0)
def set_cursor(self, index):
self.listview.set_cursor((index,))
def delete_selected_items(self):
selection = self.listview.get_selection()
sel_model, sel_rows = self.listview.get_selection().get_selected_rows()
for row in sel_rows:
index = sel_model.get_value(sel_model.get_iter(row), 0)
self._playlist.pop(index)
self.treemodel.remove(self.treemodel.get_iter(row))
self.update(self._playlist)
def check_available_media(self, uri):
path = uri.replace('journal://', '').replace('file://', '')
if os.path.exists(path):
return True
else:
return False
def get_missing_tracks(self):
missing_tracks = []
for track in self._playlist:
if not track['available']:
missing_tracks.append(track)
return missing_tracks
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