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#
# Copyright (C) 2009 Anton Khirnov <wyskas@gmail.com>
#
# Nephilim is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Nephilim 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Nephilim. If not, see <http://www.gnu.org/licenses/>.
#
from PyQt4 import QtGui, QtCore
from ..plugin import Plugin
class Songinfo(Plugin):
# public, const
info = 'Displays song metadata provided by MPD.'
# public, read-only
o = None
tags = None
# private
DEFAULTS = {'tagtypes' : ['track', 'title', 'artist', 'album',
'albumartist', 'disc', 'genre', 'date', 'composer', 'performer', 'file']}
#### public ####
def __init__(self, parent, mpclient, name):
Plugin.__init__(self, parent, mpclient, name)
self.__tags = []
def _load(self):
self.o = SonginfoWidget(self)
self.mpclient.song_changed.connect(self.refresh)
self.mpclient.connect_changed.connect(self.update_tagtypes)
if self.mpclient.is_connected():
self.update_tagtypes()
self.refresh()
def _unload(self):
self.mpclient.song_changed.disconnect(self.refresh)
self.mpclient.connect_changed.disconnect(self.update_tagtypes)
self.o = None
def _get_dock_widget(self):
return self._create_dock(self.o)
def get_settings_widget(self):
return SettingsWidgetSonginfo(self)
def update_tagtypes(self):
self.__tags = [tag for tag in self.settings.value(self.name + '/tagtypes') if tag in self.mpclient.tagtypes]
self.o.set_tagtypes(self.__tags)
def refresh(self):
self.logger.info('Refreshing.')
metadata = {}
song = self.mpclient.cur_song
if not song:
return self.o.clear()
for tag in self.__tags:
metadata[tag] = song[tag] if tag in song else ''
self.o.set_metadata(metadata)
class SonginfoWidget(QtGui.QWidget):
plugin = None
__labels = None
def __init__(self, plugin):
QtGui.QWidget.__init__(self)
self.plugin = plugin
self.__labels = {}
self.setLayout(QtGui.QGridLayout())
self.layout().setColumnStretch(1, 1)
def set_tagtypes(self, tagtypes):
"""Setup labels for each tagtype in the list."""
for i in range(self.layout().rowCount()):
it = self.layout().itemAtPosition(i, 0)
it1 = self.layout().itemAtPosition(i, 1)
if it:
self.layout().removeItem(it)
it.widget().setParent(None)
if it1:
self.layout().removeItem(it1)
it1.widget().setParent(None)
self.__labels = {}
for tag in tagtypes:
label = QtGui.QLabel('<b>%s</b>'%tag) #TODO sort known tags
label1 = QtGui.QLabel() # tag value will go here
label1.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)
label.setWordWrap(True)
label1.setWordWrap(True)
self.layout().addWidget(label, len(self.__labels), 0, QtCore.Qt.AlignRight)
self.layout().addWidget(label1, len(self.__labels), 1)
self.__labels[tag] = label1
def set_metadata(self, metadata):
"""Set displayed metadata, which is provided in a dict of { tag : value }."""
for tag in metadata:
self.__labels[tag].setText(metadata[tag])
def clear(self):
""" Clear displayed metadata. """
for label in self.__labels.values():
label.clear()
class SettingsWidgetSonginfo(Plugin.SettingsWidget):
# private
taglist = None
def __init__(self, plugin):
Plugin.SettingsWidget.__init__(self, plugin)
self.settings.beginGroup(self.plugin.name)
self.taglist = QtGui.QListWidget(self)
self.taglist.setDragDropMode(QtGui.QAbstractItemView.InternalMove)
self.__update_tags()
self.plugin.mpclient.connect_changed.connect(self.__update_tags)
self.setLayout(QtGui.QVBoxLayout())
self._add_widget(self.taglist, label = 'Tags', tooltip = 'A list of tags that should be displayed.\n'
'Use drag and drop to change their order')
def __update_tags(self):
self.taglist.setEnabled(self.plugin.mpclient.is_connected())
if not self.plugin.mpclient.is_connected():
return
self.taglist.clear()
tags_enabled = self.settings.value('tagtypes')
tags = self.plugin.mpclient.tagtypes
for tag in [tag for tag in tags_enabled if tag in tags]:
it = QtGui.QListWidgetItem(tag)
it.setCheckState(QtCore.Qt.Checked)
self.taglist.addItem(it)
for tag in [tag for tag in tags if tag not in tags_enabled]:
it = QtGui.QListWidgetItem(tag)
it.setCheckState(QtCore.Qt.Unchecked)
self.taglist.addItem(it)
def save_settings(self):
if not self.taglist.isEnabled():
return
self.settings.beginGroup(self.plugin.name)
tags = []
for i in range(self.taglist.count()):
it = self.taglist.item(i)
if it.checkState() == QtCore.Qt.Checked:
tags.append(it.text())
self.settings.setValue('tagtypes', tags)
self.plugin.update_tagtypes()
self.plugin.refresh()
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