282 lines
7.3 KiB
Python
282 lines
7.3 KiB
Python
# encoding: UTF-8
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'''
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行情记录模块相关的GUI控制组件
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'''
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from PyQt4.QtGui import QTreeView
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from dataRecorder.drEngine import DrEngine
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from eventEngine import *
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from uiBasicWidget import QtGui, QtCore
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class TreeItem(object):
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def __init__(self, data, parent=None):
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self.parentItem = parent
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self.itemData = data
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self.childItems = []
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def appendChild(self, item):
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self.childItems.append(item)
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def extendChild(self, item):
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self.childItems.extend(item)
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def child(self, row):
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return self.childItems[row]
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def childCount(self):
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return len(self.childItems)
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def columnCount(self):
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return len(self.itemData)
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def data(self, column):
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try:
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return self.itemData[column]
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except IndexError:
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return None
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def parent(self):
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return self.parentItem
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def row(self):
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if self.parentItem:
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return self.parentItem.childItems.index(self)
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return 0
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def setData(self, column, value):
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if column < 0 or column >= len(self.itemData):
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return False
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self.itemData[column] = value
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return True
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class TreeModel(QtCore.QAbstractItemModel):
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def __init__(self, parent=None):
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super(TreeModel, self).__init__(parent)
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self.rootItem = TreeItem([u"合约", u"Tick", u"Bar", u"主力"])
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def rootItem(self):
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return self.rootItem
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def setDataSource(self, data):
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self.rootItem.extendChild(data)
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def columnCount(self, parent):
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if parent.isValid():
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return parent.internalPointer().columnCount()
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else:
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return self.rootItem.columnCount()
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def setData(self, index, value, role=None):
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if index.column() != 0 and role == QtCore.Qt.CheckStateRole:
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item = index.internalPointer()
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if item is None:
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return False
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result = item.setData(index.column(), True if value == QtCore.Qt.Checked else False)
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if result:
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self.dataChanged.emit(index, index)
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# 如果第一条
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if item.parentItem == self.rootItem:
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for row in range(item.childCount()):
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childIndex = self.index(row, index.column(), index)
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self.setData(childIndex, value, QtCore.Qt.CheckStateRole)
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if value == QtCore.Qt.Checked and index.column() == 3:
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for row in range(item.parentItem.childCount()):
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if row != index.row():
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siblingIndex = self.index(row, index.column(), index.parent())
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self.setData(siblingIndex, QtCore.Qt.Unchecked, QtCore.Qt.CheckStateRole)
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return True
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def data(self, index, role):
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if not index.isValid():
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return None
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item = index.internalPointer()
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if role == QtCore.Qt.CheckStateRole and index.column() != 0:
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return QtCore.Qt.Checked if item.data(index.column()) == True else QtCore.Qt.Unchecked
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if index.column() == 3 and item.parentItem == self.rootItem:
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return None
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if role != QtCore.Qt.DisplayRole:
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return None
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return item.data(index.column())
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def flags(self, index):
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if not index.isValid():
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return QtCore.Qt.NoItemFlags
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if index.column() == 0:
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return QtCore.Qt.ItemIsEnabled | QtCore.Qt.ItemIsSelectable
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item = index.internalPointer()
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if index.column() == 3 and item.parentItem == self.rootItem:
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return QtCore.Qt.NoItemFlags
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return QtCore.Qt.ItemIsEnabled | QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsUserCheckable
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def headerData(self, section, orientation, role):
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if orientation == QtCore.Qt.Horizontal and role == QtCore.Qt.DisplayRole:
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return self.rootItem.data(section)
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return None
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def index(self, row, column, parent):
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if not self.hasIndex(row, column, parent):
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return QtCore.QModelIndex()
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if parent is None or not parent.isValid():
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parentItem = self.rootItem
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else:
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parentItem = parent.internalPointer()
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childItem = parentItem.child(row)
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if childItem:
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return self.createIndex(row, column, childItem)
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else:
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return QtCore.QModelIndex()
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def parent(self, index):
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if not index.isValid():
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return QtCore.QModelIndex()
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childItem = index.internalPointer()
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parentItem = childItem.parent()
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if parentItem == self.rootItem:
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return QtCore.QModelIndex()
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return self.createIndex(parentItem.row(), 0, parentItem)
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def rowCount(self, parent):
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if parent.column() > 0:
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return 0
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if not parent.isValid():
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parentItem = self.rootItem
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else:
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parentItem = parent.internalPointer()
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return parentItem.childCount()
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def hasIndex(self, row, column, parentIndex=None, *args, **kwargs):
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if row < 0 or column > 4:
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return False
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return True
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class DrEditWidget(QtGui.QWidget):
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"""行情数据记录引擎管理组件"""
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signal = QtCore.pyqtSignal(type(Event()))
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def __init__(self, drEngine, eventEngine, parent=None):
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"""Constructor"""
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super(DrEditWidget, self).__init__(parent)
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self.drEngine = drEngine
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self.eventEngine = eventEngine
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# 保存合约详细信息的字典
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self.contractDict = {}
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self.initUi()
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self.updateSetting()
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self.loadData()
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self.registerEvent()
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def initUi(self):
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vbox = QtGui.QVBoxLayout()
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vline = QtGui.QHBoxLayout()
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vline.setSpacing(2)
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btnTickAll = QtGui.QPushButton(u"全部记录tick", self)
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btnBarAll = QtGui.QPushButton(u'全部记录bar', self)
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btnTickAll.clicked.connect(self.selectAllTick)
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btnBarAll.clicked.connect(self.selectAllBar)
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vline.addWidget(btnTickAll)
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vline.addWidget(btnBarAll)
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vbox.addLayout(vline)
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self.qTreeView = QTreeView()
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self.model = TreeModel()
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self.qTreeView.setModel(self.model)
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vbox.addWidget(self.qTreeView)
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self.setLayout(vbox)
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def loadData(self):
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child = []
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yumi = TreeItem([u"玉米", False, False, False], self.model.rootItem)
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yumi.appendChild(TreeItem([u"c1705", False, False, False], yumi))
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yumi.appendChild(TreeItem([u"c1703", False, False, False], yumi))
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yumi.appendChild(TreeItem([u"c1707", False, False, False], yumi))
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yumi.appendChild(TreeItem([u"c1709", False, False, False], yumi))
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dianfen = TreeItem([u"淀粉", False, False, False], self.model.rootItem)
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dianfen.appendChild(TreeItem([u"d1705", False, False, False], dianfen))
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dianfen.appendChild(TreeItem([u"d1703", False, False, False], dianfen))
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dianfen.appendChild(TreeItem([u"d1707", False, False, False], dianfen))
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dianfen.appendChild(TreeItem([u"d1709", False, False, False], dianfen))
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child.append(yumi)
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child.append(dianfen)
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self.model.setDataSource(child)
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self.qTreeView.expandAll()
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def selectAllTick(self):
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self.selectAll(True, False, True)
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def selectAllBar(self):
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self.selectAll(False, True, True)
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def selectAll(self, tick=False, bar=False, select=False):
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column = None
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if tick:
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column = 1
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if bar:
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column = 2
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for row in range(self.model.rootItem.childCount()):
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childIndex = self.model.index(row, column, None)
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self.model.setData(childIndex, QtCore.Qt.Unchecked if select == False else QtCore.Qt.Checked,
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QtCore.Qt.CheckStateRole)
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def updateSetting(self):
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pass
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def updateContract(self, event):
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"""更新合约数据"""
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contract = event.dict_['data']
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self.contractDict[contract.vtSymbol] = contract
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self.contractDict[contract.symbol] = contract # 使用常规代码（不包括交易所）可能导致重复
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# ----------------------------------------------------------------------
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def registerEvent(self):
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"""注册事件监听"""
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self.signal.connect(self.updateContract)
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# self.eventEngine.register(EVENT_CONTRACT, self.signal.emit)
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if __name__ == '__main__':
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import sys
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app = QtGui.QApplication(sys.argv)
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view = DrEditWidget(DrEngine, EventEngine)
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view.setFixedSize(500, 500)
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view.show()
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sys.exit(app.exec_())
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