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# -*- Mode: python; coding: utf-8; tab-width: 8; indent-tabs-mode: t; -*-
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# Copyright (C) 2009 John Iacona
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# The Rhythmbox authors hereby grant permission for non-GPL compatible
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# GStreamer plugins to be used and distributed together with GStreamer
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# and Rhythmbox. This permission is above and beyond the permissions granted
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# by the GPL license by which Rhythmbox is covered. If you modify this code
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# you may extend this exception to your version of the code, but you are not
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# obligated to do so. If you do not wish to do so, delete this exception
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# statement from your version.
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# This program 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 General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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import ArtistTab as at
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import AlbumTab as abt
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import LyricsTab as lt
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import LinksTab as lit
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from gi.repository import Gtk, Gdk, Pango, Gio
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from gi.repository import RB
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from gi.repository import WebKit
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<toolbar name="ToolBar">
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<toolitem name="Context" action="ToggleContextView" />
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class ContextView (gobject.GObject):
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def __init__ (self, shell, plugin):
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gobject.GObject.__init__ (self)
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self.sp = shell.props.shell_player
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self.db = shell.props.db
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self.current_artist = None
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self.current_album = None
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self.current_song = None
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# cache for artist/album information: valid for a month, can be used indefinitely
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# if offline, discarded if unused for six months
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self.info_cache = rb.URLCache(name = 'info',
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path = os.path.join('context-pane', 'info'),
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# cache for rankings (artist top tracks and top albums): valid for a week,
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# can be used for a month if offline
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self.ranking_cache = rb.URLCache(name = 'ranking',
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path = os.path.join('context-pane', 'ranking'),
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# maybe move this into an idle handler?
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self.info_cache.clean()
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self.ranking_cache.clean()
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self.connect_signals ()
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self.load_top_five (self.ds['artist'])
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# Set currently displayed tab
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# TODO: make this persistent via gsettings key
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self.current = 'artist'
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self.tab[self.current].activate ()
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# Add button to toggle visibility of pane
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self.action = ('ToggleContextView','gtk-info', _('Toggle Conte_xt Pane'),
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None, _('Change the visibility of the context pane'),
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self.toggle_visibility, True)
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self.action_group = Gtk.ActionGroup(name='ContextPluginActions')
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self.action_group.add_toggle_actions([self.action])
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uim = self.shell.get_ui_manager()
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uim.insert_action_group (self.action_group, 0)
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self.ui_id = uim.add_ui_from_string(context_ui)
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def deactivate (self, shell):
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self.disconnect_signals ()
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self.player_cb_ids = None
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self.tab_cb_ids = None
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shell.remove_widget (self.vbox, RB.ShellUILocation.RIGHT_SIDEBAR)
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self.websettings = None
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self.top_five_list = None
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uim = shell.get_ui_manager ()
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uim.remove_ui (self.ui_id)
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uim.remove_action_group (self.action_group)
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def connect_signals(self):
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self.player_cb_ids = ( self.sp.connect ('playing-changed', self.playing_changed_cb),
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self.sp.connect ('playing-song-changed', self.playing_changed_cb))
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self.ds_cb_id = self.ds['artist'].connect ('artist-top-tracks-ready', self.load_top_five)
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# Listen for switch-tab signal from each tab
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for key, value in self.tab.items():
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self.tab_cb_ids.append((key, self.tab[key].connect ('switch-tab', self.change_tab)))
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def disconnect_signals (self):
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for id in self.player_cb_ids:
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self.sp.disconnect (id)
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self.ds['artist'].disconnect (self.ds_cb_id)
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for key, id in self.tab_cb_ids:
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self.tab[key].disconnect (id)
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def toggle_visibility (self, action):
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self.shell.add_widget (self.vbox, RB.ShellUILocation.RIGHT_SIDEBAR, expand=True)
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self.shell.remove_widget (self.vbox, RB.ShellUILocation.RIGHT_SIDEBAR)
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def change_tab (self, tab, newtab):
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print "swapping tab from %s to %s" % (self.current, newtab)
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if (self.current != newtab):
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self.tab[self.current].deactivate()
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self.tab[newtab].activate()
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self.current = newtab
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def init_tabs (self):
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self.ds['artist'] = at.ArtistDataSource (self.info_cache, self.ranking_cache)
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self.view['artist'] = at.ArtistView (self.shell, self.plugin, self.webview, self.ds['artist'])
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self.tab['artist'] = at.ArtistTab (self.shell, self.buttons, self.ds['artist'], self.view['artist'])
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self.ds['album'] = abt.AlbumDataSource(self.info_cache, self.ranking_cache)
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self.view['album'] = abt.AlbumView(self.shell, self.plugin, self.webview, self.ds['album'])
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self.tab['album'] = abt.AlbumTab(self.shell, self.buttons, self.ds['album'], self.view['album'])
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self.ds['lyrics'] = lt.LyricsDataSource (self.db)
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self.view['lyrics'] = lt.LyricsView (self.shell, self.plugin, self.webview, self.ds['lyrics'])
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self.tab['lyrics'] = lt.LyricsTab (self.shell, self.buttons, self.ds['lyrics'], self.view['lyrics'])
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self.ds['links'] = lit.LinksDataSource (self.db)
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self.view['links'] = lit.LinksView (self.shell, self.plugin, self.webview)
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self.tab['links'] = lit.LinksTab (self.shell, self.buttons, self.ds['links'], self.view['links'])
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def load_top_five (self, ds):
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top_tracks = ds.get_top_tracks ()
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## populate liststore
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if top_tracks is None:
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for i in range (0, 5):
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self.top_five_list.append(["%d. " % (i+1), ""])
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num_tracks = len(top_tracks)
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self.top_five_list.clear()
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for i in range (0, 5):
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if i >= num_tracks : track = ""
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else : track = top_tracks[i]
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self.top_five_list.append(["%d. " % (i+1), str(track)])
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def playing_changed_cb (self, playing, user_data):
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# this sometimes happens on a streaming thread, so we need to
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# move it to the main thread
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gobject.idle_add (self.playing_changed_idle_cb)
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def playing_changed_idle_cb (self):
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playing_entry = self.sp.get_playing_entry ()
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if playing_entry is None:
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playing_artist = playing_entry.get_string(RB.RhythmDBPropType.ARTIST)
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if self.current_artist != playing_artist:
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self.current_artist = playing_artist.replace ('&', '&')
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# Translators: 'top' here means 'most popular'. %s is replaced by the artist name.
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self.label.set_markup(_('Top songs by %s') % ('<i>' + self.current_artist + '</i>'))
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self.ds['artist'].fetch_top_tracks (self.current_artist)
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self.tab[self.current].reload()
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def navigation_request_cb(self, view, frame, request):
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# open HTTP URIs externally. this isn't a web browser.
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if request.get_uri().startswith('http'):
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print "opening uri %s" % request.get_uri()
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Gtk.show_uri(self.shell.props.window.get_screen(), request.get_uri(), Gdk.CURRENT_TIME)
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return 1 # WEBKIT_NAVIGATION_RESPONSE_IGNORE
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return 0 # WEBKIT_NAVIGATION_RESPONSE_ACCEPT
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def style_set_cb(self, widget, prev_style):
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self.apply_font_settings()
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def apply_font_settings(self):
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# FIXME apply font style
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# style = self.webview.style
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font_size = style.font_desc.get_size()
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if style.font_desc.get_size_is_absolute() is False:
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font_size /= Pango.SCALE
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self.websettings.props.default_font_size = font_size
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self.websettings.props.default_font_family = style.font_desc.get_family()
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print "web view font settings: %s, %d" % (style.font_desc.get_family(), font_size)
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self.vbox = Gtk.VBox()
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self.label = Gtk.Label(_('Nothing Playing'))
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frame.set_shadow_type(Gtk.ShadowType.IN)
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frame.set_label_align(0.0,0.0)
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frame.set_label_widget(self.label)
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self.label.set_use_markup(True)
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self.label.set_padding(0,4)
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#----- set up top 5 tree view -----#
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self.top_five_list = Gtk.ListStore (gobject.TYPE_STRING, gobject.TYPE_STRING)
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top_five_view = Gtk.TreeView.new_with_model(self.top_five_list)
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top_five_tvc1 = Gtk.TreeViewColumn()
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top_five_tvc2 = Gtk.TreeViewColumn()
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top_five_view.append_column(top_five_tvc1)
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top_five_view.append_column(top_five_tvc2)
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crt = Gtk.CellRendererText()
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top_five_tvc1.pack_start(crt, True)
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top_five_tvc2.pack_start(crt, True)
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top_five_tvc1.add_attribute(crt, 'text', 0)
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top_five_tvc2.add_attribute(crt, 'text', 1)
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top_five_view.set_headers_visible( False )
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frame.add (top_five_view)
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#---- set up webkit pane -----#
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self.webview = WebKit.WebView()
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self.webview.connect("navigation-requested", self.navigation_request_cb)
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scroll = Gtk.ScrolledWindow()
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scroll.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
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scroll.set_shadow_type(Gtk.ShadowType.IN)
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scroll.add (self.webview)
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# set up webkit settings to match gtk font settings
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self.websettings = WebKit.WebSettings()
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self.webview.set_settings(self.websettings)
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self.apply_font_settings()
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self.webview.connect("style-set", self.style_set_cb)
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#----- set up button group -----#
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self.buttons = Gtk.HBox()
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#---- pack everything into side pane ----#
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self.vbox.pack_start (frame, False, True, 0)
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vbox2.pack_start (self.buttons, False, True, 0)
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vbox2.pack_start (scroll, True, True, 0)
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self.vbox.pack_start (vbox2, True, True, 0)
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self.vbox.set_size_request(200, -1)
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self.shell.add_widget (self.vbox, RB.ShellUILocation.RIGHT_SIDEBAR, True, True)
added
removed
plugins/context/ContextView.py
