本文整理汇总了Python中panda3d.core.QueuedConnectionManager.dataAvailable方法的典型用法代码示例。如果您正苦于以下问题：Python QueuedConnectionManager.dataAvailable方法的具体用法？Python QueuedConnectionManager.dataAvailable怎么用？Python QueuedConnectionManager.dataAvailable使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类panda3d.core.QueuedConnectionManager的用法示例。
在下文中一共展示了QueuedConnectionManager.dataAvailable方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from panda3d.core import QueuedConnectionManager [as 别名]
# 或者: from panda3d.core.QueuedConnectionManager import dataAvailable [as 别名]
#.........这里部分代码省略.........
self.world = worldMgr.gameWorld
#self.connection = None
def startConnection(self):
"""Create a connection with the remote host.
If a connection can be created, create a task with a sort value of -39
to read packets from the socket.
"""
try:
taskMgr.add(self.updateRoutine, 'updateRoutine-Connection', -39)
taskMgr.doMethodLater(.5, self.heartBeat, 'heartBeat')
return True
except:
pass
return False
def closeConnection(self):
"""Close the current connection with the remote host.
If an existing connection is found, remove both the Main task, which
is responsible for the heartbeat, and the Connection task, which is
responsible for reading packets from the socket, then properly close
the existing connection.
"""
if self.connection != None:
taskMgr.remove('updateRoutine-Main')
taskMgr.remove('updateRoutine-Connection')
taskMgr.remove('heartBeat')
self.cManager.closeConnection(self.connection)
self.connection = None
def sendRequest(self, requestCode, args = {}):
"""Prepare a request packet to be sent.
If the following request code exists, create an instance of this
specific request using any extra arguments, then properly send it to
the remote host.
"""
if self.connection != None:
request = self.rqTable.get(requestCode)
if request != None:
request.set(self.cWriter, self.connection)
request.send(args)
def handleResponse(self, responseCode, data):
"""Prepare a response packet to be processed.
If the following response code exists, create an instance of this
specific response using its data to be executed.
"""
response = self.rsTable.get(responseCode)
#print("Response Recevied: " , responseCode)
if response != None:
response.set(self.world, self.worldMgr)
response.execute(data)
def heartBeat(self, task):
if not self.cReader.isConnectionOk(self.connection):
self.closeConnection()
self.showDisconnected(0)
return task.done
else :
self.sendRequest(Constants.REQ_HEARTBEAT)
return task.cont
return task.again
def updateRoutine(self, task):
"""A once-per-frame task used to read packets from the socket."""
while self.cReader.dataAvailable():
#print"updateRoutine data available"
# Create a datagram to store all necessary data.
datagram = NetDatagram()
# Retrieve the contents of the datagram.
if self.cReader.getData(datagram):
# Prepare the datagram to be iterated.
data = PyDatagramIterator(datagram)
# Retrieve a "short" that contains the response code.
responseCode = data.getUint16()
# Pass into another method to execute the response.
if responseCode != Constants.MSG_NONE:
self.handleResponse(responseCode, data)
return task.cont