Python PyQt5.QtWidgets.QApplication.desktop() Examples

def _initUi(self):
        self.setWindowTitle('选择哪些杰卡德指数可视化')
 
        # 控件
        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        self._jaccardIndexWidget = DyTreeWidget([[x] for x in self._columns])

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(self._jaccardIndexWidget, 0, 0, 20, 2)
 
        grid.addWidget(okPushButton, 20, 1)
        grid.addWidget(cancelPushButton, 20, 0)
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//6, QApplication.desktop().size().height()//2) 

def _initUi(self):
        self.setWindowTitle('个股资料(F10)')
 
        # 控件
        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        self._stockInfoWidget = DyTreeWidget(self.fields)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(self._stockInfoWidget, 0, 0, 20, 10)
 
        grid.addWidget(okPushButton, 0, 10)
        grid.addWidget(cancelPushButton, 1, 10)
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//3, QApplication.desktop().size().height()//2) 

def initUI(self):

        self.setWindowTitle('File Manager')
        self.resize(100, 100)

        desktop = QApplication.desktop()
        x = int(desktop.width()*0.9) - self.window().width()
        y = int(desktop.height()*0.1)
        self.move(x, y)

        self.setWindowFlags(QtCore.Qt.WindowMinimizeButtonHint |   # 使能最小化按钮
                            QtCore.Qt.WindowCloseButtonHint |      # 使能关闭按钮
                            QtCore.Qt.FramelessWindowHint |        # 去掉边框
                            QtCore.Qt.WindowStaysOnTopHint)        # 窗体总在最前端
        self.setFixedSize(self.width(), self.height())             # 固定窗体大小

        # 设置拖拽事件
        self.setAcceptDrops(True)

        # 设置背景图片
        self.set_background() 

def _initUi(self):
        self.setWindowTitle('个股资料(F10)')
 
        # 控件
        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        self._stockInfoWidget = DyTreeWidget(self.fields)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(self._stockInfoWidget, 0, 0, 20, 10)
 
        grid.addWidget(okPushButton, 0, 10)
        grid.addWidget(cancelPushButton, 1, 10)
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//3, QApplication.desktop().size().height()//2) 

def _initUi(self):
        self.setWindowTitle('个股资料(F10)')
 
        # 控件
        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        self._stockInfoWidget = DyTreeWidget(self.fields)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(self._stockInfoWidget, 0, 0, 20, 10)
 
        grid.addWidget(okPushButton, 0, 10)
        grid.addWidget(cancelPushButton, 1, 10)
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//3, QApplication.desktop().size().height()//2) 

def _initUi(self):
        self.setWindowTitle('选择哪些杰卡德指数可视化')
 
        # 控件
        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        self._jaccardIndexWidget = DyTreeWidget([[x] for x in self._columns])

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(self._jaccardIndexWidget, 0, 0, 20, 2)
 
        grid.addWidget(okPushButton, 20, 1)
        grid.addWidget(cancelPushButton, 20, 0)
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//6, QApplication.desktop().size().height()//2) 

def _limitUpRatioAct(self):
        colData = self.getColumnsData([self._rightClickHeaderItem.text()])

        limitUpNbr, nonLimitUpNbr = 0, 0
        for row in colData:
            if row is None:
                continue

            value = row[0]

            try:
                value = float(value)
            except Exception:
                continue

            if value >= DyStockCommon.limitUpPct:
                limitUpNbr += 1
            else:
                nonLimitUpNbr += 1

        totalNbr = limitUpNbr + nonLimitUpNbr

        table = DyTableWidget(readOnly=True, index=False)
        table.setColNames(['涨停', '非涨停', '涨停占比(%)'])
        table.appendRow([limitUpNbr, nonLimitUpNbr, limitUpNbr/totalNbr*100])

        table.setWindowTitle('涨停比')
        table.resize(QApplication.desktop().size().width()//2, QApplication.desktop().size().height()//3)
        table.show()

        self._windows.append(table) 

def mouseMoveEvent(self, event):
        super(CColorStraw, self).mouseMoveEvent(event)
        # 得到鼠标在屏幕中的位置
        pos = event.globalPos()
        # 截取一部分放大图效果
        image = QApplication.primaryScreen().grabWindow(
            int(QApplication.desktop().winId()),
            pos.x() - 6, pos.y() - 6, 13, 13).toImage()
        color = image.pixelColor(6, 6)
        if color.isValid():
            self.colorChanged.emit(color)
        self._scaleWindow.updateImage(pos, image.scaled(130, 130)) 

def center(self, host: QWidget = None):
        if host:
            hostGeometry: QRect = host.geometry()
            # dialogGeometry : QRect = self.geometry()
            centerPoint: QPoint = hostGeometry.center()
            centerPoint = host.mapToGlobal(centerPoint)
            offset = 30
            targetPoint = QPoint(centerPoint.x() - offset, centerPoint.y() - offset)
            self.move(targetPoint)
        else:
            screen = QApplication.desktop().screenNumber(QApplication.desktop().cursor().pos())
            centerPoint = QApplication.desktop().screenGeometry(screen).center()
            self.move(centerPoint)
        return self 

def __init__(self, *args, **kwargs):
        super(WeltHideWindow, self).__init__(*args, **kwargs)
        self.setWindowFlags(self.windowFlags() | Qt.FramelessWindowHint)
        self.resize(800, 600)
        self._width = QApplication.desktop().availableGeometry(self).width()
        layout = QVBoxLayout(self)
        layout.addWidget(QPushButton("关闭窗口", self, clicked=self.close)) 

def _initUi(self, title):
        self.setWindowTitle(title)
        self.setWindowFlags(Qt.Window)
        self.resize(QApplication.desktop().size().width()//2, QApplication.desktop().size().height()//2)

        self.show()

        self.move((QApplication.desktop().size().width() - self.width())//2, (QApplication.desktop().size().height() - self.height())//2) 

def _initUi(self, colNames):
        self.setWindowTitle('列运算')
 
        # 控件
        table = DyTableWidget(parent=None, readOnly=True, index=False, floatCut=True, autoScroll=False)
        table.setColNames(['列名', '表达式'])
        rows = [[name, 'x[{0}]'.format(i)] for i, name in enumerate(colNames)]
        table.fastAppendRows(rows)

        descriptionLabel = QLabel('列运算表达式(Pandas语法)')
        self._expressionTextEdit = QTextEdit()

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(table, 0, 0, 22, 1)

        grid.addWidget(descriptionLabel, 0, 1)

        grid.addWidget(self._expressionTextEdit, 1, 1, 20, 20)
 
        grid.addWidget(okPushButton, 0, 21)
        grid.addWidget(cancelPushButton, 1, 21)
 
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//2, QApplication.desktop().size().height()//4*3) 

def _initUi(self, colNames):
        self.setWindowTitle('过滤')
 
        # 控件
        table = DyTableWidget(parent=None, readOnly=True, index=False, floatCut=True, autoScroll=False)
        table.setColNames(['列名', '表达式'])
        rows = [[name, 'x[{0}]'.format(i)] for i, name in enumerate(colNames)]
        table.fastAppendRows(rows)

        descriptionLabel = QLabel('行过滤表达式(Python语法)')
        self._filterTextEdit = QTextEdit()
        self._newWindowCheckBox = QCheckBox('新窗口')
        self._newWindowCheckBox.setChecked(True)
        self._highlightCheckBox = QCheckBox('原窗口高亮')
        self._highlightCheckBox.setChecked(False)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(table, 0, 0, 22, 1)
        grid.addWidget(self._newWindowCheckBox, 0, 1)
        grid.addWidget(self._highlightCheckBox, 0, 2)

        grid.addWidget(descriptionLabel, 1, 1)

        grid.addWidget(self._filterTextEdit, 2, 1, 20, 20)
 
        grid.addWidget(okPushButton, 0, 21)
        grid.addWidget(cancelPushButton, 1, 21)
 
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//2, QApplication.desktop().size().height()//4*3) 

def _initUi(self, name, baseDate):
        self.setWindowTitle('波动分布[{0}]'.format(name))
 
        # 控件
        forwardNTDaysLabel = QLabel('基准日期[{0}]向前N日(不包含基准日期)'.format(baseDate))
        self._forwardNTDaysLineEdit = QLineEdit('30')

        # 自身波动和绝对波动
        # 个股绝对波动 = 个股自身波动 + 大盘波动
        selfVolatilityRadioButton = QRadioButton('自身波动'); selfVolatilityRadioButton.setChecked(True)
        selfVolatilityRadioButton.setToolTip('个股绝对波动 = 个股自身波动 + 大盘波动')

        absoluteVolatilityRadioButton = QRadioButton('绝对波动')
        absoluteVolatilityRadioButton.setToolTip('个股绝对波动 = 个股自身波动 + 大盘波动')

        # 添加到QButtonGroup
        self._volatilityButtonGroup = QButtonGroup()
        self._volatilityButtonGroup.addButton(selfVolatilityRadioButton, 1); 
        self._volatilityButtonGroup.addButton(absoluteVolatilityRadioButton, 2)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(forwardNTDaysLabel, 0, 0)
        grid.addWidget(self._forwardNTDaysLineEdit, 0, 1)

        grid.addWidget(selfVolatilityRadioButton, 1, 0)
        grid.addWidget(absoluteVolatilityRadioButton, 1, 1)

        grid.addWidget(okPushButton, 2, 1)
        grid.addWidget(cancelPushButton, 2, 0)
 
        self.setLayout(grid)

        self.setMinimumWidth(QApplication.desktop().size().width()//5) 

def _initUi(self, title, backward):
        self.setWindowTitle('添加{0}列'.format(title))
 
        # 控件
        increaseColumnsLable = QLabel('基准日期几日{0}'.format(title))
        self._increaseColumnsLineEdit = QLineEdit(','.join([str(x) for x in self._data['days']]) if self._data else '2,3,4,5,10' )

        # 前 & 后
        forwardRadioButton = QRadioButton('向前')
        backwardRadioButton = QRadioButton('向后');
        if backward:
            backwardRadioButton.setChecked(True)
        else:
            forwardRadioButton.setChecked(True)

        # 添加到QButtonGroup
        self._wardButtonGroup = QButtonGroup()
        self._wardButtonGroup.addButton(forwardRadioButton, 1); 
        self._wardButtonGroup.addButton(backwardRadioButton, 2)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(increaseColumnsLable, 0, 0, 1, 2)
        grid.addWidget(self._increaseColumnsLineEdit, 1, 0, 1, 2)

        grid.addWidget(forwardRadioButton, 2, 0)
        grid.addWidget(backwardRadioButton, 2, 1)

        grid.addWidget(okPushButton, 3, 1)
        grid.addWidget(cancelPushButton, 3, 0)
 
 
        self.setLayout(grid)
        self.setMinimumWidth(QApplication.desktop().size().width()//5) 

def _initUi(self, name, baseDate):
        self.setWindowTitle('行业对比[{0}]-基准日期[{1}]'.format(name, baseDate))
 
        # 控件
        forwardNTDaysLabel = QLabel('向前N日涨幅(%)')
        self._forwardNTDaysLineEdit = QLineEdit('30')

        self._industry2CheckBox = QCheckBox('行业二级分级')
        #self._industry2CheckBox.setChecked(True)

        self._industry3CheckBox = QCheckBox('行业三级分级')
        self._industry3CheckBox.setChecked(True)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(forwardNTDaysLabel, 0, 0)
        grid.addWidget(self._forwardNTDaysLineEdit, 0, 1)

        grid.addWidget(self._industry2CheckBox, 1, 0)
        grid.addWidget(self._industry3CheckBox, 1, 1)

        grid.addWidget(okPushButton, 2, 1)
        grid.addWidget(cancelPushButton, 2, 0)
 
        self.setLayout(grid)

        self.setMinimumWidth(QApplication.desktop().size().width()//5) 

def _stockInfoAct(self):
        code, name = self.getRightClickCodeName()
        if code is None: return

        browser = DyWebView()
        url = 'http://basic.10jqka.com.cn/32/{0}/'.format(code[:-3])
        browser.load(QUrl(url))

        browser.setWindowTitle(name)
        
        rect = QApplication.desktop().availableGeometry()
        taskBarHeight = QApplication.desktop().height() - rect.height()

        browser.resize(rect.width()//3 * 2, rect.height() - taskBarHeight)
        browser.move((rect.width() - browser.width())//2, 0)

        browser.show()

        self._windows.append(browser) 

def center(self):
        # Get our geometry
        qr = self.frameGeometry()
        # Find the desktop center point
        cp = QDesktopWidget().availableGeometry().center()
        # Move our center point to the desktop center point
        qr.moveCenter(cp)
        # Move the top-left point of the application window to the top-left point of the qr rectangle, 
        # basically centering the window
        self.move(qr.topLeft()) 

def _upDownRatioAct(self):
        colData = self.getColumnsData([self._rightClickHeaderItem.text()])

        upNbr, downNbr, noChangeNbr = 0, 0, 0
        for row in colData:
            if row is None:
                continue
            value = row[0]

            try:
                value = float(value)
            except Exception:
                continue

            if value > 0:
                upNbr += 1
            elif value < 0:
                downNbr += 1
            else:
                noChangeNbr += 1

        totalNbr = upNbr + downNbr + noChangeNbr

        table = DyTableWidget(readOnly=True, index=False)
        table.setColNames(['涨', '跌', '平', '上涨占比(%)', '下跌占比(%)', '平占比(%)'])
        table.appendRow([upNbr, downNbr, noChangeNbr, upNbr/totalNbr*100, downNbr/totalNbr*100, noChangeNbr/totalNbr*100])

        table.setWindowTitle('涨跌比')
        table.resize(QApplication.desktop().size().width()//2, QApplication.desktop().size().height()//3)
        table.show()

        self._windows.append(table) 

def _initUi(self, name, baseDate):
        self.setWindowTitle('行业对比[{0}]-基准日期[{1}]'.format(name, baseDate))
 
        # 控件
        forwardNTDaysLabel = QLabel('向前N日涨幅(%)')
        self._forwardNTDaysLineEdit = QLineEdit('30')

        self._industry2CheckBox = QCheckBox('行业二级分级')
        #self._industry2CheckBox.setChecked(True)

        self._industry3CheckBox = QCheckBox('行业三级分级')
        self._industry3CheckBox.setChecked(True)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(forwardNTDaysLabel, 0, 0)
        grid.addWidget(self._forwardNTDaysLineEdit, 0, 1)

        grid.addWidget(self._industry2CheckBox, 1, 0)
        grid.addWidget(self._industry3CheckBox, 1, 1)

        grid.addWidget(okPushButton, 2, 1)
        grid.addWidget(cancelPushButton, 2, 0)
 
        self.setLayout(grid)

        self.setMinimumWidth(QApplication.desktop().size().width()//5) 

def _initUi(self, title):
        self.setWindowTitle('添加{0}列'.format(title))
 
        # 控件
        increaseColumnsLable = QLabel('基准日期几日{0}'.format(title))
        self._increaseColumnsLineEdit = QLineEdit(','.join(self._data['days']) if self._data else '2,3,4,5,10' )

        # 前 & 后
        forwardRadioButton = QRadioButton('向前')
        backwardRadioButton = QRadioButton('向后'); backwardRadioButton.setChecked(True)

        # 添加到QButtonGroup
        self._wardButtonGroup = QButtonGroup()
        self._wardButtonGroup.addButton(forwardRadioButton, 1); 
        self._wardButtonGroup.addButton(backwardRadioButton, 2)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(increaseColumnsLable, 0, 0, 1, 2)
        grid.addWidget(self._increaseColumnsLineEdit, 1, 0, 1, 2)

        grid.addWidget(forwardRadioButton, 2, 0)
        grid.addWidget(backwardRadioButton, 2, 1)

        grid.addWidget(okPushButton, 3, 1)
        grid.addWidget(cancelPushButton, 3, 0)
 
 
        self.setLayout(grid)
        self.setMinimumWidth(QApplication.desktop().size().width()//5) 

def _initUi(self, name, baseDate):
        self.setWindowTitle('波动分布[{0}]'.format(name))
 
        # 控件
        forwardNTDaysLabel = QLabel('基准日期[{0}]向前N日(不包含基准日期)'.format(baseDate))
        self._forwardNTDaysLineEdit = QLineEdit('30')

        # 自身波动和绝对波动
        # 个股绝对波动 = 个股自身波动 + 大盘波动
        selfVolatilityRadioButton = QRadioButton('自身波动'); selfVolatilityRadioButton.setChecked(True)
        selfVolatilityRadioButton.setToolTip('个股绝对波动 = 个股自身波动 + 大盘波动')

        absoluteVolatilityRadioButton = QRadioButton('绝对波动')
        absoluteVolatilityRadioButton.setToolTip('个股绝对波动 = 个股自身波动 + 大盘波动')

        # 添加到QButtonGroup
        self._volatilityButtonGroup = QButtonGroup()
        self._volatilityButtonGroup.addButton(selfVolatilityRadioButton, 1); 
        self._volatilityButtonGroup.addButton(absoluteVolatilityRadioButton, 2)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(forwardNTDaysLabel, 0, 0)
        grid.addWidget(self._forwardNTDaysLineEdit, 0, 1)

        grid.addWidget(selfVolatilityRadioButton, 1, 0)
        grid.addWidget(absoluteVolatilityRadioButton, 1, 1)

        grid.addWidget(okPushButton, 2, 1)
        grid.addWidget(cancelPushButton, 2, 0)
 
        self.setLayout(grid)

        self.setMinimumWidth(QApplication.desktop().size().width()//5) 

def _initUi(self, strategyName):
        self.setWindowTitle('[{0}]另存为'.format(strategyName))
 
        allRadioButton = QRadioButton('所有'); allRadioButton.setChecked(True)
        highlightRadioButton = QRadioButton('高亮')

        # 添加到QButtonGroup
        self._buttonGroup = QButtonGroup()
        self._buttonGroup.addButton(allRadioButton, 1); 
        self._buttonGroup.addButton(highlightRadioButton, 2)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(allRadioButton, 1, 0)
        grid.addWidget(highlightRadioButton, 1, 1)

        grid.addWidget(okPushButton, 2, 1)
        grid.addWidget(cancelPushButton, 2, 0)
 
        self.setLayout(grid)
        self.setMinimumWidth(QApplication.desktop().size().width()//5) 

def _initUi(self, colNames):
        self.setWindowTitle('过滤')
 
        # 控件
        table = DyTableWidget(parant=None, readOnly=True, index=False, floatCut=True, autoScroll=False)
        table.setColNames(['列名', '表达式'])
        rows = [[name, 'x[{0}]'.format(i)] for i, name in enumerate(colNames)]
        table.fastAppendRows(rows)

        descriptionLabel = QLabel('过滤表达式(Python语法)')
        self._filterTextEdit = QTextEdit()
        self._newWindowCheckBox = QCheckBox('新窗口')
        self._newWindowCheckBox.setChecked(True)
        self._highlightCheckBox = QCheckBox('原窗口高亮')
        self._highlightCheckBox.setChecked(True)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(table, 0, 0, 22, 1)
        grid.addWidget(self._newWindowCheckBox, 0, 1)
        grid.addWidget(self._highlightCheckBox, 0, 2)

        grid.addWidget(descriptionLabel, 1, 1)

        grid.addWidget(self._filterTextEdit, 2, 1, 20, 20)
 
        grid.addWidget(okPushButton, 0, 21)
        grid.addWidget(cancelPushButton, 1, 21)
 
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//2, QApplication.desktop().size().height()//4*3) 

def mergePeriod(self, name):
        # get all rows by period sequence
        allRows = []
        autoColName = None

        periods = sorted(self._strategyPeriodWidgets)
        for period in periods:
            periodWidget = self._strategyPeriodWidgets[period]

            allRows.extend(periodWidget.getAll())
            autoColName = periodWidget.getAutoColName()

        window = DyStockSelectStrategyRegressionResultWidget(self._eventEngine, self._strategyCls, self._paramWidget)
        tabName = '{0},{1}'.format(periods[0][:11], periods[-1][-11:])

        widget = DyStockSelectStrategyRegressionPeriodResultWidget(self._eventEngine, tabName, self._strategyCls, self._paramWidget)

        # set column names with period widget's column names
        widget.rawSetColNames(self._getColNames())
            
        # append to new statistic table widget
        widget.rawAppend(allRows, autoColName)

        window.addTab(tabName, widget)

        # show window
        window.setWindowTitle(self._strategyCls.chName)
        window.setWindowFlags(Qt.Window)
        window.resize(QApplication.desktop().size().width()//2, QApplication.desktop().size().height()//2)
        window.show()

        window.move((QApplication.desktop().size().width() - widget.width())//2, (QApplication.desktop().size().height() - widget.height())//2)

        self._windows.append(window) 

def _initUi(self):
        self.setWindowTitle('生成策略准备数据')
 
        # 控件
        dateLable = QLabel('日期')
        self._dateLineEdit = QLineEdit(datetime.now().strftime("%Y-%m-%d"))

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        self._strategies = {}
        self._strategyWidget = DyTreeWidget(self._getFields())

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(self._strategyWidget, 0, 0, 20, 10)
 
        grid.addWidget(dateLable, 0, 10, 1, 2)
        grid.addWidget(self._dateLineEdit, 1, 10, 1, 2)

        grid.addWidget(okPushButton, 2, 11)
        grid.addWidget(cancelPushButton, 2, 10)
 
        self.setLayout(grid)
        self.resize(QApplication.desktop().size().width()//3, QApplication.desktop().size().height()//2) 

def get_screen_bbox():
    screen_id = Settings().get_value(Settings.SCREEN)
    if screen_id is None:
        screen_id = 0
    screen_res = QApplication.desktop().screenGeometry(int(screen_id))
    return screen_res.left(), screen_res.top(), screen_res.right(), screen_res.bottom() 

def select_screen(self):
        screen_id = self.ui.cb_screen.currentIndex()
        screen_res = QApplication.desktop().screenGeometry(screen_id)

        Settings().set_value(Settings.SCREEN, screen_id)

        self.ui.slider_left.setMaximum(screen_res.width())
        self.ui.slider_right.setMaximum(screen_res.width())
        self.ui.slider_top.setMaximum(screen_res.height())
        self.ui.slider_bottom.setMaximum(screen_res.height()) 

def _initUi(self, name, baseDate):
        self.setWindowTitle('波动分布[{0}]'.format(name))
 
        # 控件
        forwardNTDaysLabel = QLabel('基准日期[{0}]向前N日(不包含基准日期)'.format(baseDate))
        self._forwardNTDaysLineEdit = QLineEdit('30')

        # 自身波动和绝对波动
        # 个股绝对波动 = 个股自身波动 + 大盘波动
        selfVolatilityRadioButton = QRadioButton('自身波动'); selfVolatilityRadioButton.setChecked(True)
        selfVolatilityRadioButton.setToolTip('个股绝对波动 = 个股自身波动 + 大盘波动')

        absoluteVolatilityRadioButton = QRadioButton('绝对波动')
        absoluteVolatilityRadioButton.setToolTip('个股绝对波动 = 个股自身波动 + 大盘波动')

        # 添加到QButtonGroup
        self._volatilityButtonGroup = QButtonGroup()
        self._volatilityButtonGroup.addButton(selfVolatilityRadioButton, 1); 
        self._volatilityButtonGroup.addButton(absoluteVolatilityRadioButton, 2)

        cancelPushButton = QPushButton('Cancel')
        okPushButton = QPushButton('OK')
        cancelPushButton.clicked.connect(self._cancel)
        okPushButton.clicked.connect(self._ok)

        # 布局
        grid = QGridLayout()
        grid.setSpacing(10)
 
        grid.addWidget(forwardNTDaysLabel, 0, 0)
        grid.addWidget(self._forwardNTDaysLineEdit, 0, 1)

        grid.addWidget(selfVolatilityRadioButton, 1, 0)
        grid.addWidget(absoluteVolatilityRadioButton, 1, 1)

        grid.addWidget(okPushButton, 2, 1)
        grid.addWidget(cancelPushButton, 2, 0)
 
        self.setLayout(grid)

        self.setMinimumWidth(QApplication.desktop().size().width()//5) 

def _initUi(self, title):
        self.setWindowTitle(title)
        self.setWindowFlags(Qt.Window)
        self.resize(QApplication.desktop().size().width()//2, QApplication.desktop().size().height()//2)

        self.show()

        self.move((QApplication.desktop().size().width() - self.width())//2, (QApplication.desktop().size().height() - self.height())//2)