class TradingWidget(QtGui.QFrame):
"""简单交易组件"""
signal = QtCore.pyqtSignal(type(Event()))
directionList = [DIRECTION_LONG, DIRECTION_SHORT]
offsetList = [
OFFSET_OPEN, OFFSET_CLOSE, OFFSET_CLOSEYESTERDAY, OFFSET_CLOSETODAY
]
priceTypeList = [
PRICETYPE_LIMITPRICE, PRICETYPE_MARKETPRICE, PRICETYPE_FAK,
PRICETYPE_FOK
]
exchangeList = [
EXCHANGE_NONE, EXCHANGE_CFFEX, EXCHANGE_SHFE, EXCHANGE_DCE,
EXCHANGE_CZCE, EXCHANGE_SSE, EXCHANGE_SZSE, EXCHANGE_SGE,
EXCHANGE_HKEX, EXCHANGE_HKFE, EXCHANGE_SMART, EXCHANGE_ICE,
EXCHANGE_CME, EXCHANGE_NYMEX, EXCHANGE_GLOBEX, EXCHANGE_IDEALPRO
]
currencyList = [CURRENCY_NONE, CURRENCY_CNY, CURRENCY_HKD, CURRENCY_USD]
productClassList = [
PRODUCT_NONE, PRODUCT_EQUITY, PRODUCT_FUTURES, PRODUCT_OPTION,
PRODUCT_FOREX
]
gatewayList = ['']
#----------------------------------------------------------------------
def __init__(self, mainEngine, eventEngine, parent=None):
"""Constructor"""
super(TradingWidget, self).__init__(parent)
self.mainEngine = mainEngine
self.eventEngine = eventEngine
self.symbol = ''
# 添加交易接口
self.gatewayList.extend(mainEngine.getAllGatewayNames())
self.initUi()
self.connectSignal()
#----------------------------------------------------------------------
def initUi(self):
"""初始化界面"""
self.setWindowTitle(vtText.TRADING)
self.setMaximumWidth(400)
self.setFrameShape(self.Box) # 设置边框
self.setLineWidth(1)
# 左边部分
labelSymbol = QtGui.QLabel(vtText.CONTRACT_SYMBOL)
labelName = QtGui.QLabel(vtText.CONTRACT_NAME)
labelDirection = QtGui.QLabel(vtText.DIRECTION)
labelOffset = QtGui.QLabel(vtText.OFFSET)
labelPrice = QtGui.QLabel(vtText.PRICE)
self.checkFixed = QtGui.QCheckBox(u'') # 价格固定选择框
labelVolume = QtGui.QLabel(vtText.VOLUME)
labelPriceType = QtGui.QLabel(vtText.PRICE_TYPE)
labelExchange = QtGui.QLabel(vtText.EXCHANGE)
labelCurrency = QtGui.QLabel(vtText.CURRENCY)
labelProductClass = QtGui.QLabel(vtText.PRODUCT_CLASS)
labelGateway = QtGui.QLabel(vtText.GATEWAY)
self.lineSymbol = QtGui.QLineEdit()
self.lineName = QtGui.QLineEdit()
self.comboDirection = QtGui.QComboBox()
self.comboDirection.addItems(self.directionList)
self.comboOffset = QtGui.QComboBox()
self.comboOffset.addItems(self.offsetList)
self.spinPrice = QtGui.QDoubleSpinBox()
self.spinPrice.setDecimals(4)
self.spinPrice.setMinimum(-10000) # 原来是0，为支持套利，改为-10000
self.spinPrice.setMaximum(100000)
self.spinVolume = QtGui.QSpinBox()
self.spinVolume.setMinimum(0)
self.spinVolume.setMaximum(1000000)
self.comboPriceType = QtGui.QComboBox()
self.comboPriceType.addItems(self.priceTypeList)
self.comboExchange = QtGui.QComboBox()
self.comboExchange.addItems(self.exchangeList)
self.comboCurrency = QtGui.QComboBox()
self.comboCurrency.addItems(self.currencyList)
self.comboProductClass = QtGui.QComboBox()
self.comboProductClass.addItems(self.productClassList)
self.comboGateway = QtGui.QComboBox()
self.comboGateway.addItems(self.gatewayList)
#self.lineOrder = QtGui.QLineEdit()
gridleft = QtGui.QGridLayout()
gridleft.addWidget(labelSymbol, 0, 0)
gridleft.addWidget(labelName, 1, 0)
gridleft.addWidget(labelDirection, 2, 0)
gridleft.addWidget(labelOffset, 3, 0)
gridleft.addWidget(labelPrice, 4, 0)
gridleft.addWidget(labelVolume, 5, 0)
gridleft.addWidget(labelPriceType, 6, 0)
gridleft.addWidget(labelExchange, 7, 0)
gridleft.addWidget(labelCurrency, 8, 0)
gridleft.addWidget(labelProductClass, 9, 0)
gridleft.addWidget(labelGateway, 10, 0)
gridleft.addWidget(self.lineSymbol, 0, 1, 1, -1)
gridleft.addWidget(self.lineName, 1, 1, 1, -1)
gridleft.addWidget(self.comboDirection, 2, 1, 1, -1)
gridleft.addWidget(self.comboOffset, 3, 1, 1, -1)
gridleft.addWidget(self.checkFixed, 4, 1)
gridleft.addWidget(self.spinPrice, 4, 2)
gridleft.addWidget(self.spinVolume, 5, 1, 1, -1)
gridleft.addWidget(self.comboPriceType, 6, 1, 1, -1)
gridleft.addWidget(self.comboExchange, 7, 1, 1, -1)
gridleft.addWidget(self.comboCurrency, 8, 1, 1, -1)
gridleft.addWidget(self.comboProductClass, 9, 1, 1, -1)
gridleft.addWidget(self.comboGateway, 10, 1, 1, -1)
# 右边部分
labelBid1 = QtGui.QLabel(vtText.BID_1)
labelBid2 = QtGui.QLabel(vtText.BID_2)
labelBid3 = QtGui.QLabel(vtText.BID_3)
labelBid4 = QtGui.QLabel(vtText.BID_4)
labelBid5 = QtGui.QLabel(vtText.BID_5)
labelAsk1 = QtGui.QLabel(vtText.ASK_1)
labelAsk2 = QtGui.QLabel(vtText.ASK_2)
labelAsk3 = QtGui.QLabel(vtText.ASK_3)
labelAsk4 = QtGui.QLabel(vtText.ASK_4)
labelAsk5 = QtGui.QLabel(vtText.ASK_5)
self.labelBidPrice1 = QtGui.QLabel()
self.labelBidPrice2 = QtGui.QLabel()
self.labelBidPrice3 = QtGui.QLabel()
self.labelBidPrice4 = QtGui.QLabel()
self.labelBidPrice5 = QtGui.QLabel()
self.labelBidVolume1 = QtGui.QLabel()
self.labelBidVolume2 = QtGui.QLabel()
self.labelBidVolume3 = QtGui.QLabel()
self.labelBidVolume4 = QtGui.QLabel()
self.labelBidVolume5 = QtGui.QLabel()
self.labelAskPrice1 = QtGui.QLabel()
self.labelAskPrice2 = QtGui.QLabel()
self.labelAskPrice3 = QtGui.QLabel()
self.labelAskPrice4 = QtGui.QLabel()
self.labelAskPrice5 = QtGui.QLabel()
self.labelAskVolume1 = QtGui.QLabel()
self.labelAskVolume2 = QtGui.QLabel()
self.labelAskVolume3 = QtGui.QLabel()
self.labelAskVolume4 = QtGui.QLabel()
self.labelAskVolume5 = QtGui.QLabel()
labelLast = QtGui.QLabel(vtText.LAST)
self.labelLastPrice = QtGui.QLabel()
self.labelReturn = QtGui.QLabel()
self.labelLastPrice.setMinimumWidth(60)
self.labelReturn.setMinimumWidth(60)
gridRight = QtGui.QGridLayout()
gridRight.addWidget(labelAsk5, 0, 0)
gridRight.addWidget(labelAsk4, 1, 0)
gridRight.addWidget(labelAsk3, 2, 0)
gridRight.addWidget(labelAsk2, 3, 0)
gridRight.addWidget(labelAsk1, 4, 0)
gridRight.addWidget(labelLast, 5, 0)
gridRight.addWidget(labelBid1, 6, 0)
gridRight.addWidget(labelBid2, 7, 0)
gridRight.addWidget(labelBid3, 8, 0)
gridRight.addWidget(labelBid4, 9, 0)
gridRight.addWidget(labelBid5, 10, 0)
gridRight.addWidget(self.labelAskPrice5, 0, 1)
gridRight.addWidget(self.labelAskPrice4, 1, 1)
gridRight.addWidget(self.labelAskPrice3, 2, 1)
gridRight.addWidget(self.labelAskPrice2, 3, 1)
gridRight.addWidget(self.labelAskPrice1, 4, 1)
gridRight.addWidget(self.labelLastPrice, 5, 1)
gridRight.addWidget(self.labelBidPrice1, 6, 1)
gridRight.addWidget(self.labelBidPrice2, 7, 1)
gridRight.addWidget(self.labelBidPrice3, 8, 1)
gridRight.addWidget(self.labelBidPrice4, 9, 1)
gridRight.addWidget(self.labelBidPrice5, 10, 1)
gridRight.addWidget(self.labelAskVolume5, 0, 2)
gridRight.addWidget(self.labelAskVolume4, 1, 2)
gridRight.addWidget(self.labelAskVolume3, 2, 2)
gridRight.addWidget(self.labelAskVolume2, 3, 2)
gridRight.addWidget(self.labelAskVolume1, 4, 2)
gridRight.addWidget(self.labelReturn, 5, 2)
gridRight.addWidget(self.labelBidVolume1, 6, 2)
gridRight.addWidget(self.labelBidVolume2, 7, 2)
gridRight.addWidget(self.labelBidVolume3, 8, 2)
gridRight.addWidget(self.labelBidVolume4, 9, 2)
gridRight.addWidget(self.labelBidVolume5, 10, 2)
# 发单按钮
buttonSendOrder = QtGui.QPushButton(vtText.SEND_ORDER)
buttonCancelAll = QtGui.QPushButton(vtText.CANCEL_ALL)
size = buttonSendOrder.sizeHint()
buttonSendOrder.setMinimumHeight(size.height() * 2) # 把按钮高度设为默认两倍
buttonCancelAll.setMinimumHeight(size.height() * 2)
# 整合布局
hbox = QtGui.QHBoxLayout()
hbox.addLayout(gridleft)
hbox.addLayout(gridRight)
vbox = QtGui.QVBoxLayout()
vbox.addLayout(hbox)
vbox.addWidget(buttonSendOrder)
vbox.addWidget(buttonCancelAll)
vbox.addStretch()
self.setLayout(vbox)
# 关联更新
buttonSendOrder.clicked.connect(self.sendOrder)
buttonCancelAll.clicked.connect(self.cancelAll)
self.lineSymbol.returnPressed.connect(self.updateSymbol)
#----------------------------------------------------------------------
def updateSymbol(self):
"""合约变化"""
# 读取组件数据
symbol = str(self.lineSymbol.text())
exchange = unicode(self.comboExchange.currentText())
currency = unicode(self.comboCurrency.currentText())
productClass = unicode(self.comboProductClass.currentText())
gatewayName = unicode(self.comboGateway.currentText())
# 查询合约
if exchange:
vtSymbol = '.'.join([symbol, exchange])
contract = self.mainEngine.getContract(vtSymbol)
else:
vtSymbol = symbol
contract = self.mainEngine.getContract(symbol)
if contract:
vtSymbol = contract.vtSymbol
gatewayName = contract.gatewayName
self.lineName.setText(contract.name)
exchange = contract.exchange # 保证有交易所代码
# 清空价格数量
self.spinPrice.setValue(0)
self.spinVolume.setValue(0)
# 清空行情显示
self.labelBidPrice1.setText('')
self.labelBidPrice2.setText('')
self.labelBidPrice3.setText('')
self.labelBidPrice4.setText('')
self.labelBidPrice5.setText('')
self.labelBidVolume1.setText('')
self.labelBidVolume2.setText('')
self.labelBidVolume3.setText('')
self.labelBidVolume4.setText('')
self.labelBidVolume5.setText('')
self.labelAskPrice1.setText('')
self.labelAskPrice2.setText('')
self.labelAskPrice3.setText('')
self.labelAskPrice4.setText('')
self.labelAskPrice5.setText('')
self.labelAskVolume1.setText('')
self.labelAskVolume2.setText('')
self.labelAskVolume3.setText('')
self.labelAskVolume4.setText('')
self.labelAskVolume5.setText('')
self.labelLastPrice.setText('')
self.labelReturn.setText('')
# 重新注册事件监听
self.eventEngine.unregister(EVENT_TICK + self.symbol, self.signal.emit)
self.eventEngine.register(EVENT_TICK + vtSymbol, self.signal.emit)
# 订阅合约
req = VtSubscribeReq()
req.symbol = symbol
req.exchange = exchange
req.currency = currency
req.productClass = productClass
# 默认跟随价
self.checkFixed.setChecked(False)
self.mainEngine.subscribe(req, gatewayName)
# 更新组件当前交易的合约
self.symbol = vtSymbol
#----------------------------------------------------------------------
def updateTick(self, event):
"""更新行情"""
tick = event.dict_['data']
if tick.vtSymbol == self.symbol:
if not self.checkFixed.isChecked():
self.spinPrice.setValue(tick.lastPrice)
self.labelBidPrice1.setText(str(tick.bidPrice1))
self.labelAskPrice1.setText(str(tick.askPrice1))
self.labelBidVolume1.setText(str(tick.bidVolume1))
self.labelAskVolume1.setText(str(tick.askVolume1))
if tick.bidPrice2:
self.labelBidPrice2.setText(str(tick.bidPrice2))
self.labelBidPrice3.setText(str(tick.bidPrice3))
self.labelBidPrice4.setText(str(tick.bidPrice4))
self.labelBidPrice5.setText(str(tick.bidPrice5))
self.labelAskPrice2.setText(str(tick.askPrice2))
self.labelAskPrice3.setText(str(tick.askPrice3))
self.labelAskPrice4.setText(str(tick.askPrice4))
self.labelAskPrice5.setText(str(tick.askPrice5))
self.labelBidVolume2.setText(str(tick.bidVolume2))
self.labelBidVolume3.setText(str(tick.bidVolume3))
self.labelBidVolume4.setText(str(tick.bidVolume4))
self.labelBidVolume5.setText(str(tick.bidVolume5))
self.labelAskVolume2.setText(str(tick.askVolume2))
self.labelAskVolume3.setText(str(tick.askVolume3))
self.labelAskVolume4.setText(str(tick.askVolume4))
self.labelAskVolume5.setText(str(tick.askVolume5))
self.labelLastPrice.setText(str(tick.lastPrice))
if tick.preClosePrice:
rt = (tick.lastPrice / tick.preClosePrice) - 1
self.labelReturn.setText(('%.2f' % (rt * 100)) + '%')
else:
self.labelReturn.setText('')
#----------------------------------------------------------------------
def connectSignal(self):
"""连接Signal"""
self.signal.connect(self.updateTick)
#----------------------------------------------------------------------
def sendOrder(self):
"""发单"""
symbol = str(self.lineSymbol.text())
exchange = unicode(self.comboExchange.currentText())
currency = unicode(self.comboCurrency.currentText())
productClass = unicode(self.comboProductClass.currentText())
gatewayName = unicode(self.comboGateway.currentText())
# 查询合约
if exchange:
vtSymbol = '.'.join([symbol, exchange])
contract = self.mainEngine.getContract(vtSymbol)
else:
vtSymbol = symbol
contract = self.mainEngine.getContract(symbol)
if contract:
if not gatewayName:
gatewayName = contract.gatewayName
exchange = contract.exchange # 保证有交易所代码
req = VtOrderReq()
req.symbol = symbol
req.exchange = exchange
req.price = self.spinPrice.value()
req.volume = self.spinVolume.value()
req.direction = unicode(self.comboDirection.currentText())
req.priceType = unicode(self.comboPriceType.currentText())
req.offset = unicode(self.comboOffset.currentText())
req.currency = currency
req.productClass = productClass
self.mainEngine.sendOrder(req, gatewayName)
def canelOrder(self):
"""撤单"""
orderRef = str(self.lineOrder.text())
l = self.mainEngine.getAllWorkingOrders()
for order in l:
if order.orderID == orderRef:
req = VtCancelOrderReq()
req.symbol = order.symbol
req.exchange = order.exchange
req.frontID = order.frontID
req.sessionID = order.sessionID
req.orderID = order.orderID
self.mainEngine.cancelOrder(req, order.gatewayName)
# ----------------------------------------------------------------------
def cancelAll(self):
"""一键撤销所有委托"""
l = self.mainEngine.getAllWorkingOrders()
for order in l:
req = VtCancelOrderReq()
req.symbol = order.symbol
req.exchange = order.exchange
req.frontID = order.frontID
req.sessionID = order.sessionID
req.orderID = order.orderID
self.mainEngine.cancelOrder(req, order.gatewayName)
#----------------------------------------------------------------------
def closePosition(self, cell):
"""根据持仓信息自动填写交易组件"""
# 读取持仓数据，cell是一个表格中的单元格对象
pos = cell.data
symbol = pos.symbol
# 更新交易组件的显示合约
self.lineSymbol.setText(symbol)
self.updateSymbol()
# 自动填写信息
self.comboPriceType.setCurrentIndex(
self.priceTypeList.index(PRICETYPE_LIMITPRICE))
self.comboOffset.setCurrentIndex(self.offsetList.index(OFFSET_CLOSE))
self.spinVolume.setValue(pos.position)
if pos.direction == DIRECTION_LONG or pos.direction == DIRECTION_NET:
self.comboDirection.setCurrentIndex(
self.directionList.index(DIRECTION_SHORT))
else:
self.comboDirection.setCurrentIndex(
self.directionList.index(DIRECTION_LONG))
class StAlgoManager(QtWidgets.QTableWidget):
"""价差算法管理组件"""
signalPos = QtCore.pyqtSignal(type(Event()))
#----------------------------------------------------------------------
def __init__(self, stEngine, parent=None):
"""Constructor"""
super(StAlgoManager, self).__init__(parent)
self.algoEngine = stEngine.algoEngine
self.eventEngine = stEngine.eventEngine
self.buttonActiveDict = {} # spreadName: buttonActive
self.posCellDict = {} # spreadName: cell
self.initUi()
self.registerEvent()
#----------------------------------------------------------------------
def initUi(self):
"""初始化表格"""
headers = [
u'价差', u'算法', u'净持仓', 'BuyPrice', 'SellPrice', 'CoverPrice',
'ShortPrice', u'委托上限', u'持仓上限', u'模式', u'状态'
]
self.setColumnCount(len(headers))
self.setHorizontalHeaderLabels(headers)
try:
self.horizontalHeader().setResizeMode(
QtWidgets.QHeaderView.Stretch)
except AttributeError:
self.horizontalHeader().setSectionResizeMode(
QtWidgets.QHeaderView.Stretch)
self.verticalHeader().setVisible(False)
self.setEditTriggers(self.NoEditTriggers)
#----------------------------------------------------------------------
def initCells(self):
"""初始化单元格"""
algoEngine = self.algoEngine
l = self.algoEngine.getAllAlgoParams()
self.setRowCount(len(l))
for row, d in enumerate(l):
cellSpreadName = QtWidgets.QTableWidgetItem(d['spreadName'])
cellAlgoName = QtWidgets.QTableWidgetItem(d['algoName'])
cellNetPos = QtWidgets.QTableWidgetItem('0')
spinBuyPrice = StBuyPriceSpinBox(algoEngine, d['spreadName'],
d['buyPrice'])
spinSellPrice = StSellPriceSpinBox(algoEngine, d['spreadName'],
d['sellPrice'])
spinShortPrice = StShortPriceSpinBox(algoEngine, d['spreadName'],
d['shortPrice'])
spinCoverPrice = StCoverPriceSpinBox(algoEngine, d['spreadName'],
d['coverPrice'])
spinMaxOrderSize = StMaxOrderSizeSpinBox(algoEngine,
d['spreadName'],
d['maxOrderSize'])
spinMaxPosSize = StMaxPosSizeSpinBox(algoEngine, d['spreadName'],
d['maxPosSize'])
comboMode = StModeComboBox(algoEngine, d['spreadName'], d['mode'])
buttonActive = StActiveButton(algoEngine, d['spreadName'])
self.setItem(row, 0, cellSpreadName)
self.setItem(row, 1, cellAlgoName)
self.setItem(row, 2, cellNetPos)
self.setCellWidget(row, 3, spinBuyPrice)
self.setCellWidget(row, 4, spinSellPrice)
self.setCellWidget(row, 5, spinCoverPrice)
self.setCellWidget(row, 6, spinShortPrice)
self.setCellWidget(row, 7, spinMaxOrderSize)
self.setCellWidget(row, 8, spinMaxPosSize)
self.setCellWidget(row, 9, comboMode)
self.setCellWidget(row, 10, buttonActive)
buttonActive.signalActive.connect(spinBuyPrice.algoActiveChanged)
buttonActive.signalActive.connect(spinSellPrice.algoActiveChanged)
buttonActive.signalActive.connect(spinShortPrice.algoActiveChanged)
buttonActive.signalActive.connect(spinCoverPrice.algoActiveChanged)
buttonActive.signalActive.connect(
spinMaxOrderSize.algoActiveChanged)
buttonActive.signalActive.connect(spinMaxPosSize.algoActiveChanged)
buttonActive.signalActive.connect(comboMode.algoActiveChanged)
self.buttonActiveDict[d['spreadName']] = buttonActive
self.posCellDict[d['spreadName']] = cellNetPos
#----------------------------------------------------------------------
def stopAll(self):
"""停止所有算法"""
for button in self.buttonActiveDict.values():
button.stop()
#----------------------------------------------------------------------
def processStPosEvent(self, event):
""""""
pos = event.dict_['data']
cell = self.posCellDict[pos.name]
cell.setText(str(pos.netPos))
#----------------------------------------------------------------------
def registerEvent(self):
""""""
self.signalPos.connect(self.processStPosEvent)
self.eventEngine.register(EVENT_SPREADTRADING_POS, self.signalPos.emit)
class BasicMonitor(QtGui.QTableWidget):
"""
基础监控
headerDict中的值对应的字典格式如下
{'chinese': u'中文名', 'cellType': BasicCell}
"""
signal = QtCore.pyqtSignal(type(Event()))
#----------------------------------------------------------------------
def __init__(self, mainEngine=None, eventEngine=None, parent=None):
"""Constructor"""
super(BasicMonitor, self).__init__(parent)
self.mainEngine = mainEngine
self.eventEngine = eventEngine
# 保存表头标签用
self.headerDict = OrderedDict() # 有序字典，key是英文名，value是对应的配置字典
self.headerList = [] # 对应self.headerDict.keys()
# 保存相关数据用
self.dataDict = {} # 字典，key是字段对应的数据，value是保存相关单元格的字典
self.dataKey = '' # 字典键对应的数据字段
# 监控的事件类型
self.eventType = ''
# 字体
self.font = None
# 保存数据对象到单元格
self.saveData = False
# 默认不允许根据表头进行排序，需要的组件可以开启
self.sorting = False
# 初始化右键菜单
self.initMenu()
#----------------------------------------------------------------------
def setHeaderDict(self, headerDict):
"""设置表头有序字典"""
self.headerDict = headerDict
self.headerList = headerDict.keys()
#----------------------------------------------------------------------
def setDataKey(self, dataKey):
"""设置数据字典的键"""
self.dataKey = dataKey
#----------------------------------------------------------------------
def setEventType(self, eventType):
"""设置监控的事件类型"""
self.eventType = eventType
#----------------------------------------------------------------------
def setFont(self, font):
"""设置字体"""
self.font = font
#----------------------------------------------------------------------
def setSaveData(self, saveData):
"""设置是否要保存数据到单元格"""
self.saveData = saveData
#----------------------------------------------------------------------
def initTable(self):
"""初始化表格"""
# 设置表格的列数
col = len(self.headerDict)
self.setColumnCount(col)
# 设置列表头
labels = [d['chinese'] for d in self.headerDict.values()]
self.setHorizontalHeaderLabels(labels)
# 关闭左边的垂直表头
self.verticalHeader().setVisible(False)
# 设为不可编辑
self.setEditTriggers(self.NoEditTriggers)
# 设为行交替颜色
self.setAlternatingRowColors(True)
# 设置允许排序
self.setSortingEnabled(self.sorting)
#----------------------------------------------------------------------
def registerEvent(self):
"""注册GUI更新相关的事件监听"""
self.signal.connect(self.updateEvent)
self.eventEngine.register(self.eventType, self.signal.emit)
#----------------------------------------------------------------------
def updateEvent(self, event):
"""收到事件更新"""
data = event.dict_['data']
self.updateData(data)
#----------------------------------------------------------------------
def updateData(self, data):
"""将数据更新到表格中"""
# 如果允许了排序功能，则插入数据前必须关闭，否则插入新的数据会变乱
if self.sorting:
self.setSortingEnabled(False)
# 如果设置了dataKey，则采用存量更新模式
if self.dataKey:
key = data.__getattribute__(self.dataKey)
# 如果键在数据字典中不存在，则先插入新的一行，并创建对应单元格
if key not in self.dataDict:
self.insertRow(0)
d = {}
for n, header in enumerate(self.headerList):
content = safeUnicode(data.__getattribute__(header))
cellType = self.headerDict[header]['cellType']
cell = cellType(content, self.mainEngine)
if self.font:
cell.setFont(self.font) # 如果设置了特殊字体，则进行单元格设置
if self.saveData: # 如果设置了保存数据对象，则进行对象保存
cell.data = data
self.setItem(0, n, cell)
d[header] = cell
self.dataDict[key] = d
# 否则如果已经存在，则直接更新相关单元格
else:
d = self.dataDict[key]
for header in self.headerList:
content = safeUnicode(data.__getattribute__(header))
cell = d[header]
cell.setContent(content)
if self.saveData: # 如果设置了保存数据对象，则进行对象保存
cell.data = data
# 否则采用增量更新模式
else:
self.insertRow(0)
for n, header in enumerate(self.headerList):
content = safeUnicode(data.__getattribute__(header))
cellType = self.headerDict[header]['cellType']
cell = cellType(content, self.mainEngine)
if self.font:
cell.setFont(self.font)
if self.saveData:
cell.data = data
self.setItem(0, n, cell)
# 调整列宽
self.resizeColumns()
# 重新打开排序
if self.sorting:
self.setSortingEnabled(True)
#----------------------------------------------------------------------
def resizeColumns(self):
"""调整各列的大小"""
self.horizontalHeader().resizeSections(
QtGui.QHeaderView.ResizeToContents)
#----------------------------------------------------------------------
def setSorting(self, sorting):
"""设置是否允许根据表头排序"""
self.sorting = sorting
#----------------------------------------------------------------------
def saveToCsv(self, path=EMPTY_STRING):
"""保存表格内容到CSV文件"""
# 获取想要保存的文件名
if not path:
# 先隐藏右键菜单
self.menu.close()
# 获取想要保存的文件名
path = QtGui.QFileDialog.getSaveFileName(self, vtText.SAVE_DATA,
'', 'CSV(*.csv)')
log = VtLogData()
log.gatewayName = u'-'
try:
if not os.path.exists(path):
with open(unicode(path), 'wb') as f:
writer = csv.writer(f)
# 保存标签
headers = [
header.encode('gbk') for header in self.headerList
]
writer.writerow(headers)
# 保存每行内容
for row in range(self.rowCount()):
rowdata = []
for column in range(self.columnCount()):
item = self.item(row, column)
if item is not None:
rowdata.append(
unicode(item.text()).encode('gbk'))
else:
rowdata.append('')
writer.writerow(rowdata)
log.logContent = u'数据保存至:{0}'.format(path)
except IOError:
log.logContent = u'文件IO失败:{0}'.format(path)
event1 = Event(type_=EVENT_LOG)
event1.dict_['data'] = log
self.eventEngine.put(event1)
#----------------------------------------------------------------------
def initMenu(self):
"""初始化右键菜单"""
self.menu = QtGui.QMenu(self)
saveAction = QtGui.QAction(vtText.SAVE_DATA, self)
saveAction.triggered.connect(self.saveToCsv)
self.menu.addAction(saveAction)
#----------------------------------------------------------------------
def contextMenuEvent(self, event):
"""右键点击事件"""
self.menu.popup(QtGui.QCursor.pos())
def clearData(self):
"""清空数据"""
self.dataDict = {}
self.setRowCount(0)
