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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 PyQt4.QtCore import QVariant
from ..plugin import Plugin
class Library(Plugin):
# public, const
info = 'Display MPD database as a tree.'
# public, read-only
o = None
# private
DEFAULTS = {'grouping' : QtCore.QStringList(['albumartist', 'album'])}
def _load(self):
self.o = LibraryWidget(self)
def _unload(self):
self.o = None
def _get_dock_widget(self):
return self._create_dock(self.o)
def fill_library(self):
if not self.o:
return
self.o.fill_library()
class SettingsWidgetLibrary(Plugin.SettingsWidget):
taglist = None
def __init__(self, plugin):
Plugin.SettingsWidget.__init__(self, plugin)
self.settings.beginGroup(self.plugin.name)
tags_enabled = self.settings.value('grouping').toStringList()
tags = self.plugin.mpclient.tagtypes()
self.taglist = QtGui.QListWidget(self)
self.taglist.setDragDropMode(QtGui.QAbstractItemView.InternalMove)
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)
self.setLayout(QtGui.QVBoxLayout())
self._add_widget(self.taglist, label = 'Group', tooltip = 'Checked items and their order determines,\n'
'by what tags will songs be grouped in Library. Use drag and drop to change the\n'
'order of tags.')
self.settings.endGroup()
def save_settings(self):
self.settings.beginGroup(self.plugin.name)
tags = QtCore.QStringList()
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('grouping', QtCore.QVariant(tags))
self.settings.endGroup()
self.plugin.fill_library()
def get_settings_widget(self):
return self.SettingsWidgetLibrary(self)
class LibraryWidget(QtGui.QWidget):
library_view = None
library_model = None
search_txt = None
grouping = None
settings = None
plugin = None
logger = None
filtered_items = None
filter = None
class LibrarySongItem(QtGui.QStandardItem):
# public
"Song path"
path = None
class LibraryModel(QtGui.QStandardItemModel):
def fill(self, songs, grouping):
self.clear()
tree = [{},self.invisibleRootItem()]
for song in songs:
cur_item = tree
for part in grouping:
tag = song[part]
if not tag:
tag = 'Unknown'
if tag in cur_item[0]:
cur_item = cur_item[0][tag]
else:
it = QtGui.QStandardItem(tag)
it.setFlags(QtCore.Qt.ItemIsSelectable|QtCore.Qt.ItemIsEnabled)
cur_item[1].appendRow(it)
cur_item[0][tag] = [{}, it]
cur_item = cur_item[0][tag]
it = LibraryWidget.LibrarySongItem('%s%02d %s'%(song['disc'] + '/' if 'disc' in song else '',
song['tracknum'], song['title']))
it.path = song['file']
it.setFlags(QtCore.Qt.ItemIsSelectable|QtCore.Qt.ItemIsEnabled)
cur_item[1].appendRow(it)
self.sort(0, QtCore.Qt.AscendingOrder)
class LibraryView(QtGui.QTreeView):
def __init__(self):
QtGui.QTreeView.__init__(self)
self.setAlternatingRowColors(True)
self.setSelectionMode(QtGui.QAbstractItemView.ExtendedSelection)
self.setUniformRowHeights(True)
self.setHeaderHidden(True)
def selectedItems(self):
ret = []
for index in self.selectedIndexes():
ret.append(self.model().itemFromIndex(index))
return ret
def __init__(self, plugin):
QtGui.QWidget.__init__(self)
self.plugin = plugin
self.logger = plugin.logger
self.settings = QtCore.QSettings()
self.filter = QtCore.QString()
self.filtered_items = []
self.settings.beginGroup(self.plugin.name)
self.grouping = QtGui.QLabel()
self.search_txt = QtGui.QLineEdit()
self.search_txt.setToolTip('Filter library')
self.search_txt.textChanged.connect(self.filter_library)
self.search_txt.returnPressed.connect(self.add_filtered)
#construct the library
self.library_model = self.LibraryModel()
self.fill_library()
self.library_view = self.LibraryView()
self.library_view.setModel(self.library_model)
self.library_view.activated.connect(self.add_selection)
self.setLayout(QtGui.QVBoxLayout())
self.layout().setSpacing(2)
self.layout().setMargin(0)
self.layout().addWidget(self.grouping)
self.layout().addWidget(self.search_txt)
self.layout().addWidget(self.library_view)
self.plugin.mpclient.connect_changed.connect(self.fill_library)
self.plugin.mpclient.db_updated.connect(self.fill_library)
def fill_library(self):
self.logger.info('Refreshing library.')
self.grouping.setText(self.settings.value('grouping').toStringList().join('/'))
self.library_model.fill(self.plugin.mpclient.library(), self.settings.value('grouping').toStringList())
@QtCore.pyqtSlot(QtCore.QString)
def filter_library(self, text):
"""Hide all items that don't contain text."""
to_hide = []
to_show = []
filtered_items = []
if not text: # show all items
to_show = self.library_model.findItems('*', QtCore.Qt.MatchWildcard|QtCore.Qt.MatchRecursive)
elif self.filter and text.contains(self.filter, QtCore.Qt.CaseInsensitive):
for item in self.filtered_items:
if item.text().contains(text, QtCore.Qt.CaseInsensitive):
filtered_items.append(item)
while item:
to_show.append(item)
item = item.parent()
else:
while item:
to_hide.append(item)
item = item.parent()
else:
for item in self.library_model.findItems('*', QtCore.Qt.MatchWildcard|QtCore.Qt.MatchRecursive):
if item.text().contains(text, QtCore.Qt.CaseInsensitive):
filtered_items.append(item)
while item:
to_show.append(item)
item = item.parent()
else:
while item:
to_hide.append(item)
item = item.parent()
for item in to_hide:
self.library_view.setRowHidden(item.row(), self.library_model.indexFromItem(item.parent()), True)
for item in to_show:
self.library_view.setRowHidden(item.row(), self.library_model.indexFromItem(item.parent()), False)
if len(filtered_items) < 5:
for item in filtered_items:
while item:
item = item.parent()
self.library_view.setExpanded(self.library_model.indexFromItem(item), True)
self.filtered_items = filtered_items
self.filter = text
def add_filtered(self):
self.add_items(self.filtered_items)
self.search_txt.clear()
def add_selection(self):
self.add_items(self.library_view.selectedItems())
def add_items(self, items):
paths = []
for item in items:
self.item_to_playlist(item, paths)
self.plugin.mpclient.add(paths)
def item_to_playlist(self, item, add_queue):
if isinstance(item, self.LibrarySongItem):
add_queue.append(item.path)
else:
for i in range(item.rowCount()):
self.item_to_playlist(item.child(i), add_queue)
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