class AbstractBeeMaster:
""" This is a class that can be inherited from to provide a bee master object that controls tools, windows, layers, and options
"""
def __init__(self):
# setup tool box
self.toolbox=BeeToolBox()
self.curwindow=None
self.config={}
self.configlock=qtcore.QReadWriteLock()
def getConfigOption(self,key,default=None):
""" This function is used to fetch options, I'm well aware that dictionaries have a get function, but I want this function to output a debug message if the key isn't found """
lock=qtcore.QReadLocker(self.configlock)
if key in self.config:
return self.config[key]
print_debug("couldn't find config option: %s" % key)
return default
def refreshLayerThumb(self,window,layer=0):
""" Indicates that layer thumbnails need to be updated, this may or may not need to be reimplemented in the subclass """
return
def getToolClassByName(self,name):
return self.toolbox.getToolDescByName(name)
def getCurToolInst(self,window):
pass
def getCurWindow(self,lock=None):
return self.curwindow
def getCurToolDesc(self):
""" return description object for current tool """
return self.toolbox.getCurToolDesc()
def registerWindow(self,window):
pass
def getLayerById(self,win_id,layer_id):
""" return layer of current window that has specified ID, return None if no layer with that ID is found """
return self.curwindow.getLayerByKey(layer_id)
#def getLayerById(self,win_id):
# return self.curwindow
def startRemoteDrawingThreads(self):
pass
class HiveMasterWindow(qtgui.QMainWindow):
# this constructor should never be called directly, use an alternate
def __init__(self,app):
qtgui.QMainWindow.__init__(self)
self.app=app
# Initialize values
self.connections=[]
self.nextclientid=1
self.nextclientidmutex=qtcore.QMutex()
self.password=""
# setup interface
self.ui=Ui_HiveMasterSpec()
self.ui.setupUi(self)
self.show()
# setup queues used for all thread communication
self.routinginput=Queue(0)
self.routingthread=HiveRoutingThread(self)
self.routingthread.start()
# this will be keyed on the client ids and values will be queue objects
self.clientwriterqueues={}
# this dictionary will be keyed on id and map to the username
self.clientnames={}
self.toolbox=BeeToolBox()
# drawing window which holds the current state of the network session
self.window=BeeDrawingWindow(self,600,400,False,WindowTypes.standaloneserver)
def getToolClassByName(self,name):
self.toolbox.getToolClassByName(name)
def getCurToolInst(self,window):
curtool=self.getCurToolDesc()
return curtool.setupTool(window)
def getCurToolDesc(self):
return self.toolbox.getCurToolDesc()
# alternate constuctor to create a standalone server
def standAloneServer(app):
master=HiveMasterWindow(app)
master.standalonemode=True
# this serves as both the window and the master
master.master=master
master.layers=[]
master.serverthread=None
standAloneServer=staticmethod(standAloneServer)
def registerClient(self,username):
lock=qtcore.QMutexLocker(self.nextclientidmutex)
newid=self.nextclientid
self.nextclientid+=1
lock.unlock()
self.clientwriterqueues[newid]=Queue(100)
self.clientnames[newid]=username
return newid
def closeEvent(self,event):
qtgui.QMainWindow.closeEvent(self,event)
# self.stopServer()
def startServer(self):
# make sure no other instance is running
self.stopServer()
self.serverthread=HiveServerThread(self)
print "starting thread:"
self.serverthread.start()
def stopServer(self):
if self.serverthread:
self.serverthread.terminate()
self.serverthread.wait()
self.serverthread=None
def on_actionStart_triggered(self):
self.startServer()