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from PyQt4 import QtGui, QtCore
from PyQt4.QtCore import QVariant
import logging
import plugins
from misc import *
class Plugin:
name = None
dockWidget = None
settings = None
winMain = None
loaded = None
listeners = None
mpclient = None
DEFAULTS = {}
def __init__(self, winMain, name):
self.name = name
self.winMain = winMain
self.loaded = False
self.listeners = []
self.mpclient = winMain.mpclient
self.settings = QtCore.QSettings(ORGNAME, APPNAME)
#init settings
self.settings.beginGroup(self.name)
for key in self.DEFAULTS:
if not self.settings.contains(key):
self.settings.setValue(key, QVariant(self.DEFAULTS[key]))
self.settings.endGroup()
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.mpclient.add_listener(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 not self.loaded:
return
logging.info("unloading")
if len(self.listeners):
logging.debug("removing %s listeners"%(len(self.listeners)))
for listener in self.listeners:
self.mpclient.removeListener(listener[0], listener[1])
self._unload()
dock_widget = self.getDockWidget()
if dock_widget:
self.winMain.removeDock(dock_widget)
self.dockWidget = None
self.settingsWidget = None
self.loaded = False
def isLoaded(self):
return self.loaded
def addListener(self, event, callback):
self.listeners.append([event, callback])
def getDockWidget(self, opts=None):
self.dockWidget = self._getDockWidget()
if self.dockWidget and opts:
self.dockWidget.setFeatures(opts)
self.dockWidget.setAllowedAreas(QtCore.Qt.AllDockWidgetAreas)
return self.dockWidget
class SettingsWidget(QtGui.QWidget):
""" plugins should subclass this"""
plugin = None
settings = None
def __init__(self, plugin):
QtGui.QWidget.__init__(self)
self.plugin = plugin
self.settings = QtCore.QSettings(ORGNAME, APPNAME)
def save_settings(self):
""" reimplement this"""
pass
def _add_widget(self, widget, label = '', tooltip = ''):
"""adds a widget with label"""
if not self.layout():
logging.error('Attempted to call add_widget with no layout set.')
widget.setToolTip(tooltip)
layout = QtGui.QHBoxLayout()
layout.addWidget(QtGui.QLabel(label))
layout.addWidget(widget)
self.layout().addLayout(layout)
def get_settings_widget(self):
"""Should return subclassed SettingsWidget."""
return
def resetSettingCache(self):
#self.settings=None
self.settingsWidget=None
def _getPluginClassname(self, cl):
"""Returns the name of a plugin (without 'plugin'-prefix)"""
return str(cl).split('.')[-1].lower()[len('plugin'):]
def _getDockWidget(self):
"""Override this one."""
return None
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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