def __init__(self, distributedObjects):
""" Constructor <br>
Create a WatchView, a WatchVWFactory and a VariableList <br>
Listens to the following Signals: SignalProxy::AddWatch(QString), SignalProxy::insertDockWidgets() and SignalProxy::cleanupModels()
@param distributedObjects distributedobjects.DistributedObjects, the DistributedObjects-Instance
"""
QObject.__init__(self)
self.distributedObjects = distributedObjects
#self.root = RootVarWrapper()
self.vwFactory = WatchVWFactory()
self.variableModel = VariableModel(self, self.distributedObjects)
self.watchView = WatchView(self)
self.watchView.treeView.setModel(self.variableModel)
self.watchVariableList = VariableList(self.vwFactory, self.distributedObjects)
QObject.connect(self.distributedObjects.signal_proxy, SIGNAL('AddWatch(QString)'), self.addWatch)
QObject.connect(self.distributedObjects.signal_proxy, SIGNAL('insertDockWidgets()'), self.insertDockWidgets)
QObject.connect(self.distributedObjects.signal_proxy, SIGNAL('cleanupModels()'), self.clearVars)
class WatchController(QObject):
""" the Controller for the WatchView """
def __init__(self, distributedObjects):
""" Constructor <br>
Create a WatchView, a WatchVWFactory and a VariableList <br>
Listens to the following Signals: SignalProxy::AddWatch(QString), SignalProxy::insertDockWidgets() and SignalProxy::cleanupModels()
@param distributedObjects distributedobjects.DistributedObjects, the DistributedObjects-Instance
"""
QObject.__init__(self)
self.distributedObjects = distributedObjects
#self.root = RootVarWrapper()
self.vwFactory = WatchVWFactory()
self.variableModel = VariableModel(self, self.distributedObjects)
self.watchView = WatchView(self)
self.watchView.treeView.setModel(self.variableModel)
self.watchVariableList = VariableList(self.vwFactory, self.distributedObjects)
QObject.connect(self.distributedObjects.signal_proxy, SIGNAL('AddWatch(QString)'), self.addWatch)
QObject.connect(self.distributedObjects.signal_proxy, SIGNAL('insertDockWidgets()'), self.insertDockWidgets)
QObject.connect(self.distributedObjects.signal_proxy, SIGNAL('cleanupModels()'), self.clearVars)
def clearVars(self):
""" clears the WatchView and the VariableList <br>
this function is connected to the signal SignalProxy::cleanupModels()
"""
# clear lists
del self.watchVariableList.list[:]
self.variableModel.clear()
def insertDockWidgets(self):
""" adds the Watch-DockWidget to the GUI <br>
this function is connected to the signal SignalProxy::insertDockWidgets() """
self.watchDock = QDockWidget("Watch")
self.watchDock.setObjectName("WatchView")
self.watchDock.setWidget(self.watchView)
self.distributedObjects.signal_proxy.addDockWidget(Qt.BottomDockWidgetArea, self.watchDock, True)
def removeSelected(self, row, parent):
""" remove selected variable from WatchView
@param row int, selected row
@param parent TreeItem, parent item from selectected item
"""
self.variableModel.removeRow(row, parent)
def addWatch(self, watch):
""" adds the Variable watch to the VariableList and its wrapper to the WatchView
this function is connected to the signal SignalProxy::AddWatch(QString)
@param watch Variable, the Variable to add to watch
"""
vw = self.watchVariableList.addVarByName(watch)
# connect changed and replace signal from wrapper
QObject.connect(vw, SIGNAL('changed()'), vw.hasChanged)
QObject.connect(vw, SIGNAL('replace(PyQt_PyObject, PyQt_PyObject)'), self.replaceVariable)
# set parent for root variable
vw.setParent(self.variableModel.root)
# add variable to root children
self.variableModel.root.addChild(vw)
self.variableModel.addVar(vw)
def replaceVariable(self, pendingVar, newVar):
""" replaces a variable in the variablelist
@param pendingVar variables.variablewrapper.VariableWrapper, VariableWrapper to replace in the list
@param newVar variables.Variable, new Variable which replaces existing VariableWrapper in List
"""
vwOld = self.watchVariableList.getVariableWrapper(pendingVar)
vwNew = self.watchVariableList.replaceVar(pendingVar, newVar)
QObject.connect(vwNew, SIGNAL('changed()'), vwNew.hasChanged)
QObject.connect(vwNew, SIGNAL('replace(PyQt_PyObject, PyQt_PyObject)'), self.replaceVariable)
# set parent for root variable
vwNew.setParent(self.variableModel.root)
# add variable to root children
self.variableModel.root.replaceChild(vwOld, vwNew)
vwNew.setChanged(True)
self.variableModel.update()
def saveSession(self, xmlHandler):
""" Insert session info to xml file
@param xmlHandler sessionmanager.XmlHandler, handler to write to the session-xml-file
"""
watchParent = xmlHandler.createNode("Watches")
for var in self.variableModel.getVariables():
xmlHandler.createNode("Watch", watchParent, { 'exp': var.getExp()})
def loadSession(self, xmlHandler):
""" load session info to xml file
@param xmlHandler sessionmanager.XmlHandler, handler to read from the session-xml-file
"""
watchParent = xmlHandler.getNode("Watches")
if watchParent != None:
childnodes = watchParent.childNodes()
for i in range(childnodes.size()):
attr = xmlHandler.getAttributes(childnodes.at(i))
self.addWatch(attr["exp"])
def __init__(self, controller, distributed_objects, parent = None):
VariableModel.__init__(self, controller, distributed_objects, parent)
