def load(name):
""" Load the given module, may raise LoadException """
mModulesLock.acquire()
module = mModules[name]
mModulesLock.release()
# Check dependencies
unmetDeps = __checkDeps(module[MOD_INFO][MODINFO_DEPS])
if len(unmetDeps) != 0:
errMsg = _('The following Python modules are not available:')
errMsg += '\n * '
errMsg += '\n * '.join(unmetDeps)
errMsg += '\n\n'
errMsg += _('You must install them if you want to enable this module.')
raise LoadException(errMsg)
# Instantiate the module
try:
module[MOD_INSTANCE] = getattr(module[MOD_PMODULE],
module[MOD_CLASSNAME])()
module[MOD_INSTANCE].start()
mHandlersLock.acquire()
if module[MOD_INSTANCE] in mHandlers[consts.MSG_EVT_MOD_LOADED]:
module[MOD_INSTANCE].postMsg(consts.MSG_EVT_MOD_LOADED)
mHandlersLock.release()
log.logger.info('Module loaded: %s' % module[MOD_CLASSNAME])
mEnabledModules.append(name)
prefs.set(__name__, 'enabled_modules', mEnabledModules)
except:
raise LoadException(traceback.format_exc())
def save_track_tree(self):
# Save playing track
if self.tree.hasMark():
last_path = tuple(self.tree.mark.get_path())
else:
last_path = None
prefs.set(__name__, 'last-played-track', last_path)
dump = self.getTreeDump()
logging.info('Saving playlist')
pickleSave(self.savedPlaylist, dump)
# tell gobject to keep saving the content in regular intervals
return True
def onBtnOk(self, btn):
""" Save new preferences """
# Skipping tracks
newSkipTrack = self.cfgWin.getWidget('chk-skipTrack').get_active()
oldSkipTrack = prefs.get(__name__, 'skip-track',
PREFS_DEFAULT_SKIP_TRACK)
prefs.set(__name__, 'skip-track', newSkipTrack)
if oldSkipTrack != newSkipTrack and self.notif is not None:
if newSkipTrack:
self.notif.add_action('stop', _('Skip track'),
self.onSkipTrack)
else:
self.notif.clear_actions()
# Timeout
newTimeout = int(self.cfgWin.getWidget('spn-duration').get_value())
oldTimeout = prefs.get(__name__, 'timeout', PREFS_DEFAULT_TIMEOUT)
prefs.set(__name__, 'timeout', newTimeout)
if oldTimeout != newTimeout and self.notif is not None:
self.notif.set_timeout(newTimeout * 1000)
# Other preferences
prefs.set(__name__, 'title',
self.cfgWin.getWidget('txt-title').get_text())
(start,
end) = self.cfgWin.getWidget('txt-body').get_buffer().get_bounds()
prefs.set(
__name__, 'body',
self.cfgWin.getWidget('txt-body').get_buffer().get_text(
start, end, False))
self.cfgWin.hide()
def saveTreeState(self):
""" Create a dictionary representing the current state of the tree """
self.treeState = {
'tree-state':
self.getTreeDump(),
'selected-paths':
[tuple(path) for path in self.tree.getSelectedPaths()],
'vscrollbar-pos':
self.scrolled.get_vscrollbar().get_value(),
'hscrollbar-pos':
self.scrolled.get_hscrollbar().get_value(),
}
prefs.set(__name__, 'saved-states', self.treeState)
self.music_paths = self.get_music_paths_from_tree()
def onScaleValueChanged(self, scale, idx):
""" The user has moved one of the scales """
# Add a 'custom' entry to the presets if needed
if self.preset is not None:
self.preset = None
prefs.set(__name__, 'preset', self.preset)
self.combo.handler_block_by_func(self.onPresetChanged)
self.comboStore.insert(0, (False, _('Custom'), None))
self.comboStore.insert(1, (True, '', None))
self.combo.set_active(0)
self.combo.handler_unblock_by_func(self.onPresetChanged)
self.lvls[idx] = scale.get_value()
prefs.set(__name__, 'levels', self.lvls)
modules.postMsg(consts.MSG_CMD_SET_EQZ_LVLS, {'lvls': self.lvls})
def onPresetChanged(self, combo):
""" A preset has been selected """
idx = combo.get_active()
if idx != -1:
iter = self.comboStore.get_iter(idx)
preset = self.comboStore.get_value(iter, ROW_PRESET_NAME)
self.jumpToTargetLvls(
self.comboStore.get_value(iter, ROW_PRESET_VALUES))
# Remove the 'Custom' entry if needed
if self.preset is None:
self.comboStore.remove(self.comboStore.get_iter((0, )))
self.comboStore.remove(self.comboStore.get_iter((0, )))
self.preset = preset
prefs.set(__name__, 'preset', self.preset)
def onBtnOpen(self, btn):
""" Load the levels from a file"""
inFile = gui.fileChooser.openFile(self.cfgWindow, _('Load levels'))
if inFile is not None:
input = open(inFile, 'rt')
lines = input.readlines()
input.close()
lvls = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
isInvalid = True
if len(lines) == 10:
isInvalid = False
for i in range(10):
elts = lines[i].split()
try:
if len(elts) == 1:
lvls[i] = float(elts[0])
if lvls[i] >= -24 and lvls[i] <= 12:
continue
except:
pass
isInvalid = True
break
if isInvalid:
gui.errorMsgBox(self.cfgWindow, _('Could not load the file'),
_('The format of the file is incorrect.'))
else:
self.jumpToTargetLvls(lvls)
# Add a 'custom' entry to the presets if needed
if self.preset is not None:
self.preset = None
prefs.set(__name__, 'preset', self.preset)
self.combo.handler_block_by_func(self.onPresetChanged)
self.comboStore.insert(0, (False, _('Custom'), None))
self.comboStore.insert(1, (True, '', None))
self.combo.set_active(0)
self.combo.handler_unblock_by_func(self.onPresetChanged)
def unload(name):
""" Unload the given module """
mModulesLock.acquire()
module = mModules[name]
instance = module[MOD_INSTANCE]
module[MOD_INSTANCE] = None
mModulesLock.release()
if instance is not None:
mHandlersLock.acquire()
instance.postMsg(consts.MSG_EVT_MOD_UNLOADED)
for handlers in [
handler for handler in mHandlers.values()
if instance in handler
]:
handlers.remove(instance)
mHandlersLock.release()
mEnabledModules.remove(name)
log.logger.info('Module unloaded: %s' % module[MOD_CLASSNAME])
prefs.set(__name__, 'enabled_modules', mEnabledModules)
def timerFunc(self):
""" Move a bit the scales to their target value """
isFinished = True
# Move the scales a bit
for i in range(10):
currLvl = self.scales[i].get_value()
targetLvl = self.targetLvls[i]
difference = targetLvl - currLvl
if abs(difference) <= 0.25:
newLvl = targetLvl
else:
newLvl = currLvl + (difference / 8.0)
isFinished = False
self.lvls[i] = newLvl
self.scales[i].set_value(newLvl)
# Set the equalizer to the new levels
modules.postMsg(consts.MSG_CMD_SET_EQZ_LVLS, {'lvls': self.lvls})
if isFinished:
self.timer = None
prefs.set(__name__, 'levels', self.lvls)
# Make sure labels are up to date (sometimes they aren't when we're done with the animation)
# Also unblock the handlers
for i in range(10):
self.scales[i].queue_draw()
self.scales[i].handler_unblock_by_func(
self.onScaleValueChanged)
return False
return True
def load_enabled_modules():
# Find modules, instantiate those that are mandatory or that have been previously enabled by the user
sys.path.append(mModDir)
for file in sorted(
os.path.splitext(file)[0] for file in os.listdir(mModDir)
if file.endswith('.py') and file not in blacklist):
try:
pModule = __import__(file)
modInfo = getattr(pModule, 'MOD_INFO')
# Should it be instantiated?
instance = None
if modInfo[MODINFO_MANDATORY] or modInfo[
MODINFO_NAME] in mEnabledModules:
if len(__checkDeps(modInfo[MODINFO_DEPS])) == 0:
log.logger.info('Loading module: %s' % file)
instance = getattr(pModule, file)()
instance.start()
else:
log.logger.error(
'Unable to load module %s because of missing dependencies'
% file)
# Add it to the dictionary
mModules[modInfo[MODINFO_NAME]] = [
pModule, file, instance, modInfo
]
except:
log.logger.error('Unable to load module %s\n\n%s' %
(file, traceback.format_exc()))
# Remove enabled modules that are no longer available
mEnabledModules[:] = [
module for module in mEnabledModules if module in mModules
]
prefs.set(__name__, 'enabled_modules', mEnabledModules)
def onResize(win, rect):
""" Save the new size of the window """
maximized = win.get_state() & Gdk.WindowState.MAXIMIZED
if not maximized:
prefs.set(__name__, 'win-width', rect.width)
prefs.set(__name__, 'win-height', rect.height)
view_mode = prefs.get(__name__, 'view-mode', DEFAULT_VIEW_MODE)
if view_mode in (consts.VIEW_MODE_FULL, consts.VIEW_MODE_PLAYLIST):
prefs.set(__name__, 'full-win-height', rect.height)
def onBtnOk(self, btn):
""" Save configuration """
downloadCovers = self.cfgWin.getWidget(
'chk-downloadCovers').get_active()
preferUserCovers = self.cfgWin.getWidget(
'chk-preferUserCovers').get_active()
userCoverFilenames = [
word.strip() for word in self.cfgWin.getWidget(
'txt-filenames').get_text().split(',')
]
prefs.set(__name__, 'download-covers', downloadCovers)
prefs.set(__name__, 'prefer-user-covers', preferUserCovers)
prefs.set(__name__, 'user-cover-filenames', userCoverFilenames)
self.cfgWin.hide()
def onAppQuit(self):
""" The application is about to terminate """
prefs.set(__name__, 'show_thumb', self.cover_spot.show_thumb)
def onState(win, event):
""" Save the new state of the window """
if event.changed_mask & Gdk.WindowState.MAXIMIZED:
maximized = bool(event.new_window_state & Gdk.WindowState.MAXIMIZED)
prefs.set(__name__, 'win-is-maximized', maximized)
def onPanedResize(win, rect):
prefs.set(__name__, 'paned-pos', paned.get_position())
def realStartup(window, paned):
"""
Perform all the initialization stuff which is not mandatory to display the
window. This function should be called within the GTK main loop, once the
window has been displayed
"""
# Is the application started for the first time?
first_start = prefs.get(__name__, 'first-time', True)
logging.debug('First start: {}'.format(first_start))
if first_start:
prefs.set(__name__, 'first-time', False)
# Enable some modules by default
prefs.set('modules', 'enabled_modules', ['Covers', 'Desktop Notification'])
import atexit
import signal
import dbus.mainloop.glib
from pogo import modules
modules.load_enabled_modules()
def onDelete(win, event):
""" Use our own quit sequence, that will itself destroy the window """
win.hide()
modules.postQuitMsg()
return True
def onResize(win, rect):
""" Save the new size of the window """
maximized = win.get_state() & Gdk.WindowState.MAXIMIZED
if not maximized:
prefs.set(__name__, 'win-width', rect.width)
prefs.set(__name__, 'win-height', rect.height)
view_mode = prefs.get(__name__, 'view-mode', DEFAULT_VIEW_MODE)
if view_mode in (consts.VIEW_MODE_FULL, consts.VIEW_MODE_PLAYLIST):
prefs.set(__name__, 'full-win-height', rect.height)
def onPanedResize(win, rect):
prefs.set(__name__, 'paned-pos', paned.get_position())
def onState(win, event):
""" Save the new state of the window """
if event.changed_mask & Gdk.WindowState.MAXIMIZED:
maximized = bool(event.new_window_state & Gdk.WindowState.MAXIMIZED)
prefs.set(__name__, 'win-is-maximized', maximized)
def atExit():
"""
Final function, called just before exiting the Python interpreter
"""
prefs.save()
log.logger.info('Stopped')
# D-Bus
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
# Register some handlers (Signal SIGKILL cannot be caught)
atexit.register(atExit)
signal.signal(signal.SIGINT, lambda _sig, _frame: onDelete(window, None))
signal.signal(signal.SIGTERM, lambda _sig, _frame: onDelete(window, None))
# GTK handlers
window.connect('delete-event', onDelete)
window.connect('size-allocate', onResize)
window.connect('window-state-event', onState)
paned.connect('size-allocate', onPanedResize)
# Let's go
GObject.idle_add(modules.postMsg, consts.MSG_EVT_APP_STARTED)
