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from PyQt4 import QtGui, QtCore
import sys
import traceback
import logging
import plugins
from clSettings import settings, mpdSettings
from misc import *
class Plugin:
name=None
dockWidget=None
settingsWidget=None
settings=None
winMain=None
loaded=None
listeners=[]
monty = None
def __init__(self, winMain, name):
self.name=name
self.winMain=winMain
self.loaded=False
self.listeners=[]
self.monty = winMain.monty
def getName(self):
return self.name
def getInfo(self):
return ''
def getExtInfo(self):
return ''
def getWinMain(self):
return self.winMain
def setStatus(self, status):
self.winMain.setStatus(status)
def load(self):
logging.info("loading")
if len(self.listeners):
logging.debug("adding %s listeners"%(len(self.listeners)))
for listener in self.listeners:
self.monty.addListener(listener[0], listener[1])
self._load()
opts=QtGui.QDockWidget.DockWidgetClosable|QtGui.QDockWidget.DockWidgetMovable
self.winMain.addDock(self.getDockWidget(opts))
self.loaded=True
def unload(self):
if self.loaded==False:
return
logging.info("unloading")
if len(self.listeners):
logging.debug("removing %s listeners"%(len(self.listeners)))
for listener in self.listeners:
self.monty.removeListener(listener[0], listener[1])
self._unload()
self.winMain.removeDock(self.getDockWidget())
self.dockWidget=None
self.settingsWidget=None
self.loaded=False
def isLoaded(self):
return self.loaded
def addMontyListener(self, event, callback):
self.listeners.append([event, callback])
def getDockWidget(self, opts=None):
try:
if not self.dockWidget:
self.dockWidget=self._getDockWidget()
self.dockWidget.setFeatures(opts)
self.dockWidget.setAllowedAreas(QtCore.Qt.AllDockWidgetAreas)
except:
pass
return self.dockWidget
def getSettingsWidget(self):
"""Get the widget containing all settings."""
# is the widget constructed yet?
if not self.settingsWidget:
self.settings=self._getSettings()
# do we have any settings?
if len(self.settings):
# create a widget
self.settingsWidget=QtGui.QWidget(None)
layout=QtGui.QGridLayout()
self.settingsWidget.setLayout(layout)
# add for every setting a new entry
for i in xrange(len(self.settings)):
setting=self.settings[i]
try:
setting[4]
except:
# if setting[0] doesn't contain a dot, it means it
# is for this one, else it might be a setting from
# another plugin. But this only applies when using
# the default settings-manager
if setting[0] and setting[0].count('.')==0:
setting[0]="%s.%s"%(self._getPluginClassname(self.__class__), setting[0])
setting.append(settings)
tooltip="%s\n\n(%s)"%(setting[2],setting[0])
label=QtGui.QLabel(setting[1])
wg=setting[3]
label.setToolTip(tooltip)
wg.setToolTip(tooltip)
layout.addWidget(label)
layout.addWidget(wg, i, 1)
layout.addWidget(Button('Save settings for '+self.getName(), self.saveSettings), i+1,1)
return self.settingsWidget
def resetSettingCache(self):
self.settings=None
self.settingsWidget=None
def saveSettings(self):
if not self.settings:
self.important('Plugin::saveSettings - no settings to save?')
return
for i in xrange(len(self.settings)):
setting=self.settings[i]
name=setting[0]
obj=setting[3]
settingsMgr=setting[4]
if isinstance(obj,QtGui.QLineEdit):
settingsMgr.set(setting[0], setting[3].text())
elif isinstance(obj,QtGui.QComboBox):
settingsMgr.set(setting[0], setting[3].currentIndex())
elif isinstance(obj,QtGui.QTextEdit):
settingsMgr.set(setting[0], setting[3].toPlainText())
elif isinstance(obj,QtGui.QCheckBox):
settingsMgr.set(setting[0], "1" if setting[3].checkState()==QtCore.Qt.Checked else "0")
elif isinstance(obj,QtGui.QPushButton):
# what the *#$ should we do with this? Just skip!
logging.info("I don't know what to do with my object!")
else:
logging.info("Can't handle %s"%(obj.__class__))
if self.isLoaded():
self.afterSaveSettings()
def getSettingWidget(self, name):
for i in xrange(len(self.settings)):
setting=self.settings[i]
if name==setting[0]:
return setting[3]
return None
def _getPluginClassname(self, cl):
"""Returns the name of a plugin (without 'plugin'-prefix)"""
return str(cl).split('.')[-1].lower()[len('plugin'):]
def getSetting(self, setting, default=None, pluginClass=None):
if pluginClass==None:
pluginClass=self.__class__
# fetch the name
pluginClass=self._getPluginClassname(pluginClass)
if default==None:
# what module is this class in?
module='.'.join(str(self.__class__).split('.')[0:2])
# import the module
__import__(module, globals(), locals(), [], -1)
# set the default
default=eval("%s.%s_%s_DEFAULT"%(module, pluginClass.upper(), setting.upper()))
return settings.get("%s.%s"%(str(pluginClass).lower(), setting), default)
def setSetting(self, setting, value, pluginClass=None):
if pluginClass==None:
pluginClass=self.__class__
# fetch the name
pluginClass=self._getPluginClassname(pluginClass)
settings.set("%s.%s"%(str(pluginClass).lower(), setting), value)
def afterSaveSettings(self):
"""Override this one."""
pass
def _getDockWidget(self):
"""Override this one."""
return None
def _getSettings(self):
"""Override this one.
This method must return a list of arrays.
Format: [ [setting, title, tooltip, widget, opt settingsmgr]+ ]"""
# setting[0] == setting. If setting contains a dot (.), setting is absolute, i.e.
# it belongs to a plugin. If it doesn't contain a dot, it belongs to the
# current class. E.g. 'lyrics.engine' and 'engine' are equal, if we are in
# the class pluginLyrics. Note that this only applies when setting[4] is
# not set.
# setting[1] == caption
# setting[2] == help message
# setting[3] == widget containing the value
# setting[4] == setting-class to use
return []
def _createDock(self, widget):
"""Creates a QDockWidget with parent $parent containing widget $widget."""
dock=QtGui.QDockWidget(self.name, self.winMain)
dock.setObjectName(self.name)
dock.setWidget(widget)
return dock
def _load(self):
"""Override this one."""
return
def _unload(self):
"""Override this one."""
return
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