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from PyQt4 import QtGui, QtCore
from PyQt4.QtCore import QVariant
import logging
from misc import ORGNAME, APPNAME, sec2min, appIcon
from mpclient import MPClient
from winConnect import winConnect
from winSettings import SettingsWindow
import plugins
DEFAULT_LAYOUT_FILE = 'default_layout'
class winMain(QtGui.QMainWindow):
"""The winMain class is mpc's main window, showing the playlists and control-interface"""
docks = []
" menus"
mConnect = None
mDisconnect = None
mLayout = None
wConnect = None
wSettings = None
mpclient = None
plugins = None
settings = None
# Statusbar objects
statuslabel = None
time_slider = None
time_label = None
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.settings = QtCore.QSettings(ORGNAME, APPNAME)
self.mpclient = MPClient()
self.wConnect=winConnect(self)
# statusbar
self.statusBar()
self.statuslabel = QtGui.QLabel()
self.time_slider = QtGui.QSlider(QtCore.Qt.Horizontal, self)
self.time_slider.setMaximumWidth(self.width()/4)
self.connect(self.time_slider, QtCore.SIGNAL('sliderReleased()'), self.on_time_slider_change)
self.time_label = QtGui.QLabel()
self.time_label.duration = '0:00'
self.statusBar().addWidget(self.statuslabel)
self.statusBar().addPermanentWidget(self.time_label)
self.statusBar().addPermanentWidget(self.time_slider)
mBar = QtGui.QMenuBar() # create a menubar
# File menu
m = mBar.addMenu("File")
m.setTearOffEnabled(True)
# connect
self.mConnect=m.addAction('Connect ...', self.wConnect.monitor)
self.mConnect.setIcon(QtGui.QIcon(appIcon))
# disconnect
self.mDisconnect=m.addAction('Disconnect', self.mpclient.disconnect_mpd)
self.mDisconnect.setIcon(QtGui.QIcon('gfx/disconnect.png'))
# separator
m.addSeparator()
# quit
m.addAction("Quit", self.quit).setIcon(QtGui.QIcon('gfx/gtk-quit.svg'))
# menu options
m=mBar.addMenu("Options")
m.setTearOffEnabled(True)
# settings
m.addAction("Settings", self.showWinSettings).setIcon(QtGui.QIcon('gfx/gtk-preferences.svg'))
# menu layout
self.mLayout=mBar.addMenu("Layout")
self.mLayout.setTearOffEnabled(True)
# create a toolbar for the main menu
menu_toolbar = QtGui.QToolBar('Main menu', self)
menu_toolbar.addWidget(mBar)
self.addToolBar(QtCore.Qt.TopToolBarArea, menu_toolbar)
showWinSettings = False # are there new plugins?
self.plugins = plugins.Plugins(self, self.mpclient)
for plugin in self.plugins.plugins():
if self.settings.value(plugin.name() + '/load') == None:
showWinSettings = True
if self.settings.value(plugin.name() + '/load', QVariant(True)).toBool():
self.plugins.load(plugin.name())
self.updateLayoutMenu()
self.setDockOptions(QtGui.QMainWindow.AllowNestedDocks \
|QtGui.QMainWindow.AllowTabbedDocks \
|QtGui.QMainWindow.VerticalTabs)
self.setDockNestingEnabled(True)
self.restoreGeometry(self.settings.value('geometry').toByteArray())
self.restoreLayout()
" add event handlers"
self.connect(self.mpclient, QtCore.SIGNAL('connected'), self.onConnected)
self.connect(self.mpclient, QtCore.SIGNAL('disconnected'), self.onDisconnect)
self.connect(self.mpclient, QtCore.SIGNAL('update_started'), self.onUpdateDBStart)
self.connect(self.mpclient, QtCore.SIGNAL('update_finished'), self.onUpdateDBFinish)
self.connect(self.mpclient, QtCore.SIGNAL('song_changed'), self.on_song_change)
self.connect(self.mpclient, QtCore.SIGNAL('state_changed'), self.update_state_messages)
self.connect(self.mpclient, QtCore.SIGNAL('time_changed'), self.on_time_change)
self.enableAll(True)
self.setWindowIcon(QtGui.QIcon(appIcon))
# set icon in system tray
self.wConnect.monitor()
self.update_state_messages()
self.show()
if showWinSettings:
self.showWinSettings()
def quit(self):
# unload all plugins
for plugin in self.plugins.loaded_plugins():
plugin.unload()
self.settings.setValue('geometry', QVariant(self.saveGeometry()))
self.settings.sync()
QtCore.QCoreApplication.exit()
def updateLayoutMenu(self):
self.mLayout.clear()
self.mLayout.addAction('Save layout', self.saveLayout)
self.mLayout.addAction('Restore layout', self.restoreLayout)
self.mLayout.addSeparator()
# create checkable menu
a=QtGui.QAction('Show titlebars', self)
a.setCheckable(True)
a.setChecked(self.settings.value('show_titlebars', QVariant(True)).toBool())
self.toggleTitleBars(a.isChecked())
self.connect(a, QtCore.SIGNAL('toggled(bool)'), self.toggleTitleBars)
self.mLayout.addAction(a)
self.mLayout.addSeparator()
# can not use iterators, as that gives some creepy error 'bout c++
actions=self.createPopupMenu().actions()
for i in xrange(len(actions)):
self.mLayout.addAction(actions[i])
def toggleTitleBars(self, val):
if val:
self.settings.setValue('show_titlebars', QVariant(True))
else:
self.settings.setValue('show_titlebars', QVariant(False))
for dock in self.docks:
if val:
dock.setTitleBarWidget(None)
else:
dock.setTitleBarWidget(QtGui.QWidget())
def addDock(self, dock):
if dock:
self.docks.append(dock)
self.addDockWidget(QtCore.Qt.TopDockWidgetArea, dock)
self.updateLayoutMenu()
def removeDock(self, dock):
if dock:
if dock in self.docks:
self.docks.remove(dock)
self.removeDockWidget(dock)
self.updateLayoutMenu()
mMenuVisible=None
def createPopupMenu(self):
ret=QtGui.QMenu('Test', self)
if self.mMenuVisible==None:
# create checkable menu
a=QtGui.QAction('Menubar', self)
a.setCheckable(True)
a.setChecked(True)
self.connect(a, QtCore.SIGNAL('toggled(bool)'), self.switchMenubar)
self.mMenuVisible=a
ret.addAction(self.mMenuVisible)
ret.addSeparator()
menu = QtGui.QMainWindow.createPopupMenu(self)
if menu:
actions = menu.actions()
for i in xrange(len(actions)-1):
ret.addAction(actions[i])
return ret
def switchMenubar(self, val):
self.menuBar().setVisible(val)
def setStatus(self, status):
"""Set the text of the statusbar."""
self.statusBar().showMessage(status, 5000)
logging.info(status)
def saveLayout(self):
self.settings.setValue('layout', QVariant(self.saveState()))
def restoreLayout(self):
layout = self.settings.value('layout').toByteArray()
if not layout:
try:
layout = open(DEFAULT_LAYOUT_FILE, 'rb').read()
except IOError:
logging.error("Error reading default layout.")
return
self.restoreState(layout)
def showWinSettings(self):
if not self.wSettings:
self.wSettings = SettingsWindow(self)
self.wSettings.show()
self.wSettings.raise_()
def onConnected(self):
self.mDisconnect.setEnabled(True)
self.mConnect.setEnabled(False)
self.initialiseData()
def enableAll(self, value):
for plugin in self.plugins.loaded_plugins():
try:
plugin.o.setEnabled(value)
except:
pass
def initialiseData(self):
self.enableAll(True)
self.setStatus("")
def onDisconnect(self):
logging.info("Disconnected from MPD")
self.mDisconnect.setEnabled(False)
self.mConnect.setEnabled(True)
self.enableAll(False)
self.setStatus("You are disconnected. Choose File->Connect to reconnect!")
def onUpdateDBFinish(self):
self.setStatus('')
def onUpdateDBStart(self):
self.setStatus('Updating the database. Please wait ...')
def update_state_messages(self):
song = self.mpclient.current_song()
if song and self.mpclient.is_playing():
self.setWindowTitle('%s by %s - %s'%(song.title(), song.artist(), APPNAME))
self.statuslabel.setText('Now playing %s by %s on %s'%(song.title(), song.artist(),song.album()))
else:
self.setWindowTitle(APPNAME)
self.statuslabel.setText('')
def on_time_slider_change(self):
self.mpclient.seek(self.time_slider.value())
def on_song_change(self):
status = self.mpclient.status()
self.time_slider.setMaximum(status['length'])
self.time_slider.setEnabled(True)
self.time_label.duration = sec2min(status['length'])
self.update_state_messages()
def on_time_change(self, new_time):
if not self.time_slider.isSliderDown():
self.time_slider.setValue(new_time)
self.time_label.setText(sec2min(new_time) + '/' + self.time_label.duration)
def expand_tags(self, str):
# maybe there's a better place for this function
ret = str
ret = ret.replace('$musicdir', self.settings.value('MPD/music_dir').toString())
return ret
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