Python widgets.Entrada_con_unidades类代码示例

    def __init__(self, entrada=None, parent=None):
        """entrada: Parametro opcional de clase corriente que indica la corriente de entrada en kla tubería"""
        super(UI_equipment, self).__init__(Grinder, entrada=False, salida=False, parent=parent)
        self.entrada=entrada

        #Pestaña entrada
        self.Entrada= UI_corriente.Ui_corriente(entrada)
        self.Entrada.Changed.connect(self.cambiar_entrada)
        self.tabWidget.insertTab(0, self.Entrada, QtWidgets.QApplication.translate("equipment", "Entrada", None))

        #Pestaña calculo
        gridLayout_Calculo = QtWidgets.QGridLayout(self.tabCalculo)
        gridLayout_Calculo.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Índice de trabajo de bond:", None)), 1, 0, 1, 1)
        self.Material=QtWidgets.QComboBox()
        self.Material.addItem(QtWidgets.QApplication.translate("equipment", "Definido por el usuario", None))
        for key in sorted(BondIndex.keys()):
            self.Material.addItem(key)
        self.Material.currentIndexChanged[str].connect(self.cambiarBondWordIndex)
        gridLayout_Calculo.addWidget(self.Material, 1, 1, 1, 1)
        self.BondWorkIndex=Entrada_con_unidades(float)
        gridLayout_Calculo.addWidget(self.BondWorkIndex, 1, 2, 1, 1)
        gridLayout_Calculo.addItem(QtWidgets.QSpacerItem(10,10,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),10,0,1,5)

        #Pestaña costos
        gridLayout_Costos = QtWidgets.QGridLayout(self.tabCostos)
        gridLayout_Costos.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Tipo:", None)), 1, 1, 1, 1)
        self.tipo=QtWidgets.QComboBox()
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "De cono", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Giratorio", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Dentado", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "De martillo", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "De bolas", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Pulverizador", None))
        self.tipo.currentIndexChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.tipo, 1, 2, 1, 1)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(10,10,QtWidgets.QSizePolicy.Fixed,QtWidgets.QSizePolicy.Fixed),2,1,1,2)

        self.Costos=costIndex.CostData(1.3, 2)
        self.Costos.valueChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.Costos,4,1,2,5)

        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),6,1,1,6)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),10,1,1,6)
        self.groupBox_Costos = QtWidgets.QGroupBox(QtWidgets.QApplication.translate("equipment", "Costos calculados", None))
        gridLayout_Costos.addWidget(self.groupBox_Costos,7,1,1,6)
        gridLayout_5 = QtWidgets.QGridLayout(self.groupBox_Costos)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Adquisición:", None)),0,1,1,1)
        self.C_adq=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_adq,0,2,1,1)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Instalación:", None)),1,1,1,1)
        self.C_inst=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_inst,1,2,1,1)

        #Pestaña salida
        self.Salida= UI_corriente.Ui_corriente(readOnly=True)
        self.tabWidget.insertTab(3, self.Salida,QtWidgets.QApplication.translate("equipment", "Salida", None))

        self.tabWidget.setCurrentIndex(0)

class UI_equipment(UI_equip):
    """Mixer equipment edition dialog"""
    Equipment = Mixer()

    def __init__(self, equipment=None, entradas=1, parent=None):
        """
        equipment: Initial equipment instance to model
        entradas: Stream Input number to equipment
        """
        super().__init__(Mixer, salida=False, parent=parent)

        # Input tab
        for i in range(entradas):
            entrada = UI_corriente.Ui_corriente()
            entrada.Changed.connect(partial(self.cambiarEntrada, i))
            self.Entrada.addTab(entrada, str(i+1))

        # Calculate tab
        lyt_Calc = QtWidgets.QGridLayout(self.tabCalculo)
        lyt_Calc.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Output Pressure Method")), 1, 1)
        self.criterio = QtWidgets.QComboBox()
        for txt in self.Equipment.TEXT_METODO:
            self.criterio.addItem(txt)
        self.criterio.currentIndexChanged.connect(self.criterio_Changed)
        lyt_Calc.addWidget(self.criterio, 1, 2)

        lyt_Calc.addItem(QtWidgets.QSpacerItem(
            20, 20, QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed),
            2, 1, 1, 3)
        lyt_Calc.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Output Pressure")), 3, 1)
        self.Pout = Entrada_con_unidades(Pressure)
        self.Pout.valueChanged.connect(partial(self.changeParams, "Pout"))
        lyt_Calc.addWidget(self.Pout, 3, 2)
        lyt_Calc.addItem(QtWidgets.QSpacerItem(
            20, 20, QtWidgets.QSizePolicy.Expanding,
            QtWidgets.QSizePolicy.Expanding), 4, 1, 1, 3)

        self.criterio_Changed(0)

        if equipment:
            self.setEquipment(equipment)
        else:
            self.Equipment = Mixer(entradas=entradas)

    def criterio_Changed(self, int):
        self.Pout.setEnabled(int == 2)
        self.changeParams("criterio", int)

    def cambiarEntrada(self, ind, corriente):
        self.Equipment(id_entrada=ind, entrada=corriente)

    def rellenarInput(self):
        UI_equip.rellenarInput(self)
        for i, entrada in enumerate(self.Equipment.kwargs["entrada"]):
            if entrada:
                self.Entrada.widget(i).setCorriente(entrada)

class CalculateDialog(QtWidgets.QDialog):
    """Dialog to calculate a specified point"""
    def __init__(self, parent=None):
        super(CalculateDialog, self).__init__(parent)
        title = QtWidgets.QApplication.translate(
            "pychemqt", "Calculate friction factor")
        self.setWindowTitle(title)
        layout = QtWidgets.QGridLayout(self)
        label = QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Method:"))
        layout.addWidget(label, 1, 0)
        self.metodos = QtWidgets.QComboBox()
        for f in f_list:
            line = f.__doc__.split("\n")[1]
            year = line.split(" ")[-1]
            name = line.split(" ")[-3]
            doc = name + " " + year
            self.metodos.addItem(doc)
        self.metodos.currentIndexChanged.connect(self.calculate)
        layout.addWidget(self.metodos, 1, 1, 1, 2)
        self.fanning = QtWidgets.QCheckBox(QtWidgets.QApplication.translate(
            "pychemqt", "Calculate fanning friction factor"))
        self.fanning.toggled.connect(self.calculate)
        layout.addWidget(self.fanning, 2, 0, 1, 3)

        layout.addWidget(QtWidgets.QLabel("Re"), 3, 1)
        self.Re = Entrada_con_unidades(float, tolerancia=4)
        self.Re.valueChanged.connect(self.calculate)
        layout.addWidget(self.Re, 3, 2)
        layout.addWidget(QtWidgets.QLabel("e/D"), 4, 1)
        self.eD = Entrada_con_unidades(float)
        self.eD.valueChanged.connect(self.calculate)
        layout.addWidget(self.eD, 4, 2)
        layout.addWidget(QtWidgets.QLabel("f"), 5, 1)
        self.f = Entrada_con_unidades(float, readOnly=True, decimales=8)
        layout.addWidget(self.f, 5, 2)

        self.buttonBox = QtWidgets.QDialogButtonBox(
            QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Close)
        self.buttonBox.accepted.connect(self.accept)
        self.buttonBox.rejected.connect(self.reject)
        layout.addWidget(self.buttonBox, 10, 1, 1, 2)

    def calculate(self, value):
        index = self.metodos.currentIndex()
        F = f_list[index]
        Re = self.Re.value
        eD = self.eD.value
        if Re and eD is not None:
            f = F(Re, eD)
            if self.fanning.isChecked():
                f /= 4
            self.f.setValue(f)

    def __init__(self, entrada=None, parent=None):
        """entrada: Parametro opcional de clase corriente que indica la corriente de entrada en kla tubería"""
        super(UI_equipment, self).__init__(Filter, entrada=False, parent=parent)
        self.entrada=entrada

        #Pestaña entrada
        self.Entrada= UI_corriente.Ui_corriente(entrada)
        self.Entrada.Changed.connect(self.cambiar_entrada)
        self.tabWidget.insertTab(0, self.Entrada, QtWidgets.QApplication.translate("equipment", "Entrada", None))

        #Pestaña calculo
        gridLayout_Calculo = QtWidgets.QGridLayout(self.tabCalculo)

        #Pestaña costos
        gridLayout_Costos = QtWidgets.QGridLayout(self.tabCostos)
        gridLayout_Costos.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Tipo:", None)), 1, 0, 1, 1)
        self.tipo=QtWidgets.QComboBox()
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Rotary vacuum belt discharge", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Rotary vacuum drum scraper discharge", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Rotary vacuum disk", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Horizontal vacuum belt", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Pressure leaf", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Plate and frame", None))
        self.tipo.currentIndexChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.tipo, 1, 1, 1, 3)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(10,10,QtWidgets.QSizePolicy.Fixed,QtWidgets.QSizePolicy.Fixed),2,0,1,2)

        self.Costos=costIndex.CostData(1.3, 2)
        self.Costos.valueChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.Costos,4,0,2,5)

        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),6,0,1,6)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),10,0,1,6)
        self.groupBox_Costos = QtWidgets.QGroupBox(QtWidgets.QApplication.translate("equipment", "Costos calculados", None))
        gridLayout_Costos.addWidget(self.groupBox_Costos,7,0,1,4)
        gridLayout_5 = QtWidgets.QGridLayout(self.groupBox_Costos)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Adquisición:", None)),1,1)
        self.C_adq=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_adq,1,2)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Instalación:", None)),2,1)
        self.C_inst=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_inst,2,2)


        #Pestaña salida
        self.SalidaGas= UI_corriente.Ui_corriente(readOnly=True)
        self.SalidaSolido= UI_corriente.Ui_corriente(readOnly=True)
        self.Salida.addTab(self.SalidaGas,QtWidgets.QApplication.translate("equipment", "Gas filtrado", None))
        self.Salida.addTab(self.SalidaSolido,QtWidgets.QApplication.translate("equipment", "Sólidos recogidos", None))

        self.tabWidget.setCurrentIndex(0)

class UI_equipment (UI_equip):
    """Valve equipment edition dialog"""
    Equipment = Valve()

    def __init__(self, equipment=None, parent=None):
        """
        equipment: Initial equipment instance to model
        """
        super(UI_equipment, self).__init__(Valve, entrada=False,
                                           salida=False, parent=parent)

        # Calculate tab
        lyt_Calc = QtGui.QGridLayout(self.tabCalculo)
        lyt_Calc.addWidget(QtGui.QLabel(QtGui.QApplication.translate(
            "pychemqt", "Valve operation")), 1, 1)
        self.off = QtGui.QComboBox()
        for txt in self.Equipment.TEXT_WORKING:
            self.off.addItem(txt)
        self.off.currentIndexChanged.connect(self.criterio_Changed)
        lyt_Calc.addWidget(self.off, 1, 2)
        lyt_Calc.addItem(QtGui.QSpacerItem(
            20, 20, QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed),
            2, 1, 1, 6)
        lyt_Calc.addWidget(QtGui.QLabel(QtGui.QApplication.translate(
            "pychemqt", "Pout")), 3, 1)
        self.Pout = Entrada_con_unidades(Pressure)
        self.Pout.valueChanged.connect(partial(self.changeParams, "Pout"))
        lyt_Calc.addWidget(self.Pout, 3, 2)
        lyt_Calc.addWidget(QtGui.QLabel(QtGui.QApplication.translate(
            "pychemqt", "DeltaP")), 4, 1)
        self.DeltaP = Entrada_con_unidades(Pressure)
        self.DeltaP.valueChanged.connect(partial(self.changeParams, "DeltaP"))
        lyt_Calc.addWidget(self.DeltaP, 4, 2)
        lyt_Calc.addWidget(QtGui.QLabel(QtGui.QApplication.translate(
            "pychemqt", "T dew point")), 5, 1)
        self.Dew = Entrada_con_unidades(Temperature)
        self.Dew.valueChanged.connect(partial(self.changeParams, "Dew"))
        lyt_Calc.addWidget(self.Dew, 5, 2)
        lyt_Calc.addWidget(QtGui.QLabel(QtGui.QApplication.translate(
            "pychemqt", "T bubble point")), 6, 1)
        self.Bubble = Entrada_con_unidades(Temperature)
        self.Bubble.valueChanged.connect(partial(self.changeParams, "Bubble"))
        lyt_Calc.addWidget(self.Bubble, 6, 2)
        lyt_Calc.addItem(QtGui.QSpacerItem(
            20, 20, QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding),
            10, 1, 1, 6)

        self.criterio_Changed(0)
        if equipment:
            self.setEquipment(equipment)

    def criterio_Changed(self, int):
        self.Pout.setEnabled(int == 1)
        self.DeltaP.setEnabled(int == 1)
        self.Dew.setEnabled(int == 1)
        self.Bubble.setEnabled(int == 1)
        self.calculo(off=int)

class CalculateDialog(QtWidgets.QDialog):
    """Dialog to calculate a specified point"""
    def __init__(self, parent=None):
        super(CalculateDialog, self).__init__(parent)
        title = QtWidgets.QApplication.translate(
            "pychemqt", "Calculate compressibility factor of natural gas")
        self.setWindowTitle(title)
        layout = QtWidgets.QGridLayout(self)
        label = QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Method:"))
        layout.addWidget(label, 1, 0)
        self.method = QtWidgets.QComboBox()
        for Z in Z_list:
            name = Z.__name__[2:].replace("_", "-")
            year = re.search("((\d+))", Z.__doc__).group(0)
            doc = "%s (%s)" % (name, year)
            self.method.addItem(doc)

        self.method.currentIndexChanged.connect(self.calculate)
        layout.addWidget(self.method, 1, 1, 1, 2)

        layout.addWidget(QtWidgets.QLabel("Tr"), 2, 1)
        self.Tr = Entrada_con_unidades(float, tolerancia=4)
        self.Tr.valueChanged.connect(self.calculate)
        layout.addWidget(self.Tr, 2, 2)
        layout.addWidget(QtWidgets.QLabel("Pr"), 3, 1)
        self.Pr = Entrada_con_unidades(float)
        self.Pr.valueChanged.connect(self.calculate)
        layout.addWidget(self.Pr, 3, 2)
        layout.addWidget(QtWidgets.QLabel("Z"), 4, 1)
        self.Z = Entrada_con_unidades(float, readOnly=True, decimales=8)
        layout.addWidget(self.Z, 4, 2)

        self.buttonBox = QtWidgets.QDialogButtonBox(
            QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Close)
        self.buttonBox.accepted.connect(self.accept)
        self.buttonBox.rejected.connect(self.reject)
        layout.addWidget(self.buttonBox, 10, 1, 1, 2)

    def calculate(self, value):
        index = self.method.currentIndex()
        Z = Z_list[index]
        Tr = self.Tr.value
        Pr = self.Pr.value
        if Pr and Tr is not None:
            z = Z(Tr, Pr)
            self.Z.setValue(z)

    def __init__(self, config=None, parent=None):
        self.standards = [(600, 400), (640, 480), (720, 400), (800, 600),
                          (832, 624), (1024, 768), (1152, 864), (1280, 1024),
                          (1700, 1250), (1900, 1425), (2400, 1800), (4000, 3000)]
        super(UI_confResolution_widget, self).__init__(parent)
        layout = QtWidgets.QGridLayout(self)
        layout.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Use default resolution:")), 0, 0)
        self.standard = QtWidgets.QComboBox()
        self.standard.addItem("")
        for resolucion in self.standards:
            self.standard.addItem("%ix%i" % resolucion)
        self.standard.currentIndexChanged.connect(self.changeResolution)
        layout.addWidget(self.standard, 0, 1)

        self.checkCustom = QtWidgets.QCheckBox(QtWidgets.QApplication.translate(
            "pychemqt", "Use Custom resolution"))
        layout.addWidget(self.checkCustom, 1, 0, 1, 2)
        label = QtWidgets.QLabel(QtWidgets.QApplication.translate("pychemqt", "Width:"))
        label.setIndent(50)
        layout.addWidget(label, 2, 0)
        self.x = Entrada_con_unidades(int, width=60, spinbox=True, step=1)
        layout.addWidget(self.x, 2, 1)
        label = QtWidgets.QLabel(QtWidgets.QApplication.translate("pychemqt", "Height:"))
        label.setIndent(50)
        layout.addWidget(label, 3, 0)
        self.y = Entrada_con_unidades(int, width=60, spinbox=True, step=1)
        layout.addWidget(self.y, 3, 1)

        self.checkCustom.toggled.connect(self.x.setEnabled)
        self.checkCustom.toggled.connect(self.y.setEnabled)

        if config and config.has_section("PFD"):
            x = config.getint("PFD", "x")
            y = config.getint("PFD", "y")
            self.x.setValue(x)
            self.y.setValue(y)
            if (x, y) in self.standards:
                self.standard.setCurrentIndex(self.standards.index((x, y))+1)
                self.checkCustom.setChecked(False)
                self.x.setEnabled(False)
                self.y.setEnabled(False)
            else:
                self.standard.setCurrentIndex(0)
                self.checkCustom.setChecked(True)

    def __init__(self, equipment=None, parent=None):
        """
        equipment: instancia de equipo inicial
        """
        super(UI_equipment, self).__init__(Screen, entrada=False, parent=parent)

        #Pestaña entrada
#        self.Entrada= UI_corriente.Ui_corriente(entrada)
#        self.Entrada.Changed.connect(self.cambiar_entrada)
#        self.tabWidget.insertTab(0, self.Entrada, QtGui.QApplication.translate("equipment", "Entrada", None, QtGui.QApplication.UnicodeUTF8))

        #Pestaña calculo
        gridLayout_Calculo = QtWidgets.QGridLayout(self.tabCalculo)

        #Pestaña costos
        gridLayout_Costos = QtWidgets.QGridLayout(self.tabCostos)
        gridLayout_Costos.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Area:", None)), 1, 1, 1, 1)
        self.Area=Entrada_con_unidades(unidades.Area)
        self.Area.valueChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.Area, 1, 2, 1, 1)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Fixed,QtWidgets.QSizePolicy.Fixed),2,0,1,2)

        self.Costos=CostData(self.Equipment)
        self.Costos.valueChanged.connect(self.changeParamsCoste)
        gridLayout_Costos.addWidget(self.Costos,4,1,2,5)

        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),6,0,1,6)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),10,0,1,6)
        self.groupBox_Costos = QtWidgets.QGroupBox(QtWidgets.QApplication.translate("equipment", "Costos calculados", None))
        gridLayout_Costos.addWidget(self.groupBox_Costos,7,0,1,6)
        gridLayout_5 = QtWidgets.QGridLayout(self.groupBox_Costos)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Adquisición:", None)),0,1,1,1)
        self.C_adq=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_adq,0,2,1,1)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Instalación:", None)),1,1,1,1)
        self.C_inst=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_inst,1,2,1,1)

        #Pestaña salida
        self.SalidaGas= UI_corriente.Ui_corriente(readOnly=True)
        self.SalidaSolido= UI_corriente.Ui_corriente(readOnly=True)
        self.Salida.addTab(self.SalidaGas,QtWidgets.QApplication.translate("equipment", "Gas filtrado", None))
        self.Salida.addTab(self.SalidaSolido,QtWidgets.QApplication.translate("equipment", "Sólidos recogidos", None))

        self.tabWidget.setCurrentIndex(0)

 def __init__(self, equipment, parent=None):
     """constructor
     equipment: equipment class where the widget have to be put, define
     indiceCostos as a index in costIndex"""
     super(CostData, self).__init__(parent)
     self.indice = equipment.indiceCostos
     factor = equipment.kwargs["f_install"]
     gridLayout = QtWidgets.QGridLayout(self)
     gridLayout.addItem(QtWidgets.QSpacerItem(
         20, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Expanding),
         1, 0, 1, 7)
     gridLayout.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
         "pychemqt", "Instalation factor:")), 2, 0, 1, 1)
     self.factorInstalacion = Entrada_con_unidades(
         float, spinbox=True, decimales=1, step=0.1, width=50, value=factor)
     self.factorInstalacion.valueChanged.connect(partial(
         self.valueChanged.emit, "f_install"))
     gridLayout.addWidget(self.factorInstalacion, 2, 1, 1, 1)
     gridLayout.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
         "pychemqt", "Base index:")), 2, 4, 1, 1)
     self.indiceBase = Entrada_con_unidades(
         float, readOnly=True, value=indiceBase[self.indice], decimales=1)
     gridLayout.addWidget(self.indiceBase, 2, 5, 1, 1)
     gridLayout.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
         "pychemqt", "Current index:")), 3, 4, 1, 1)
     self.indiceActual = Entrada_con_unidades(
         float, readOnly=True, colorReadOnly="white",
         value=indiceActual[self.indice], decimales=1)
     gridLayout.addWidget(self.indiceActual, 3, 5, 1, 1)
     self.costIndex = QtWidgets.QToolButton()
     self.costIndex.setFixedSize(QtCore.QSize(24, 24))
     self.costIndex.clicked.connect(self.on_costIndex_clicked)
     self.costIndex.setText("...")
     self.costIndex.setVisible(False)
     gridLayout.addWidget(self.costIndex, 3, 5, 1, 1)
     gridLayout.addItem(QtWidgets.QSpacerItem(
         20, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Expanding),
         4, 0, 1, 7)

    def __init__(self, parent=None):
        super(FoulingWidget, self).__init__(parent)
        layout = QtGui.QHBoxLayout(self)
        layout.setContentsMargins(0, 0, 0, 0)
        self.list = QtGui.QComboBox()
        self.list.addItem("")
        layout.addWidget(self.list)
        self.value = Entrada_con_unidades(Fouling, decimales=6)
        self.value.valueChanged.connect(self.valueChanged.emit)
        layout.addWidget(self.value)

        for tipo in sorted(self.Fouling_Factor):
            self.list.insertSeparator(self.list.count()+1)
            for componente in sorted(self.Fouling_Factor[tipo]):
                self.list.addItem(" - ".join([tipo, componente]))
        self.list.currentIndexChanged["QString"].connect(self.rellenar)

    def __init__(self, equipment=None, entradas=1, parent=None):
        """
        equipment: Initial equipment instance to model
        entradas: Stream Input number to equipment
        """
        super(UI_equipment, self).__init__(Mixer, salida=False, parent=parent)

        # Input tab
        for i in range(entradas):
            entrada = UI_corriente.Ui_corriente()
            entrada.Changed.connect(partial(self.cambiarEntrada, i))
            self.entrada.addTab(entrada, str(i+1))

        # Calculate tab
        lyt_Calc = QtGui.QGridLayout(self.tabCalculo)
        lyt_Calc.addWidget(QtGui.QLabel(QtGui.QApplication.translate(
            "pychemqt", "Output Pressure Method")), 1, 1)
        self.criterio = QtGui.QComboBox()
        for txt in self.Equipment.TEXT_METODO:
            self.criterio.addItem(txt)
        self.criterio.currentIndexChanged.connect(self.criterio_Changed)
        lyt_Calc.addWidget(self.criterio, 1, 2)

        lyt_Calc.addItem(QtGui.QSpacerItem(
            20, 20, QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed),
            2, 1, 1, 3)
        lyt_Calc.addWidget(QtGui.QLabel(QtGui.QApplication.translate(
            "pychemqt", "Output Pressure")), 3, 1)
        self.Pout = Entrada_con_unidades(Pressure)
        self.Pout.valueChanged.connect(partial(self.changeParams, "Pout"))
        lyt_Calc.addWidget(self.Pout, 3, 2)
        lyt_Calc.addItem(QtGui.QSpacerItem(
            20, 20, QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding),
            4, 1, 1, 3)

        self.criterio_Changed(0)

        if equipment:
            self.setEquipment(equipment)
        else:
            self.Equipment = Mixer(entradas=entradas)

    def __init__(self, equipment=None, parent=None):
        """
        equipment: Initial equipment instance to model
        """
        super(UI_equipment, self).__init__(Shell_Tube, parent=parent)

        # Input tab
        self.addEntrada(QtWidgets.QApplication.translate("pychemqt", "Tubes"),
                        "entradaTubo")
        self.addEntrada(QtWidgets.QApplication.translate("pychemqt", "Shell"),
                        "entradaCarcasa")

        # Model tab
        tab = QtWidgets.QWidget()
        self.tabWidget.insertTab(
            1, tab, QtWidgets.QApplication.translate("pychemqt", "Model"))
        lyt = QtWidgets.QGridLayout(tab)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Class")), 2, 1)
        self.class_ = QtWidgets.QComboBox()
        for txt in self.Equipment.TEXT_CLASS:
            self.class_.addItem(txt)
        self.class_.currentIndexChanged.connect(
            partial(self.changeParams, "class_"))
        lyt.addWidget(self.class_, 2, 2)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Front end head")), 3, 1)
        self.frontHead = QtWidgets.QComboBox()
        for txt in self.Equipment.TEXT_FRONTHEAD:
            self.frontHead.addItem(txt)
        self.frontHead.currentIndexChanged.connect(
            partial(self.changeParams, "frontHead"))
        lyt.addWidget(self.frontHead, 3, 2, 1, 3)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Shell type")), 4, 1)
        self.shell = QtWidgets.QComboBox()
        for txt in self.Equipment.TEXT_SHELL:
            self.shell.addItem(txt)
        self.shell.currentIndexChanged.connect(
            partial(self.changeParams, "shell"))
        lyt.addWidget(self.shell, 4, 2)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Rear end head")), 5, 1)
        self.rearHead = QtWidgets.QComboBox()
        for txt in self.Equipment.TEXT_REARHEAD:
            self.rearHead.addItem(txt)

        self.rearHead.currentIndexChanged.connect(
            partial(self.changeParams, "rearHead"))
        lyt.addWidget(self.rearHead, 5, 2, 1, 2)
        lyt.addItem(QtWidgets.QSpacerItem(
            10, 10, QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed),
            6, 1, 1, 6)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Orientation")), 7, 1)
        self.orientacion = QtWidgets.QComboBox()
        for txt in self.Equipment.TEXT_ORIENTATION:
            self.orientacion.addItem(txt)
        self.orientacion.currentIndexChanged.connect(
            partial(self.changeParams, "orientation"))
        lyt.addWidget(self.orientacion, 7, 2)

        botonMetodos = QtWidgets.QPushButton(
            QtWidgets.QApplication.translate("pychemqt", "Calculation methods"))
        botonMetodos.clicked.connect(self.selectMethods)
        lyt.addWidget(botonMetodos, 9, 1)
        lyt.addItem(QtWidgets.QSpacerItem(
            20, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Expanding),
            10, 1, 1, 6)

        # Tubes tab
        tab = QtWidgets.QWidget()
        self.tabWidget.insertTab(
            2, tab, QtWidgets.QApplication.translate("pychemqt", "Tubes"))
        lyt = QtWidgets.QGridLayout(tab)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Number of tubes")), 1, 1)
        self.NTubes = Entrada_con_unidades(int, width=60, spinbox=True, step=1)
        self.NTubes.valueChanged.connect(partial(self.changeParams, "NTube"))
        lyt.addWidget(self.NTubes, 1, 2)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Number of tube passes")), 2, 1)
        self.NPases = Entrada_con_unidades(int, width=60, spinbox=True, step=1)
        self.NPases.valueChanged.connect(partial(self.changeParams, "NPases"))
        lyt.addWidget(self.NPases, 2, 2)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Tube length")), 3, 1)
        self.LTube = Entrada_con_unidades(Length)
        self.LTube.valueChanged.connect(partial(self.changeParams, "LTube"))
        lyt.addWidget(self.LTube, 3, 2)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Tube external diameter")), 4, 1)
        self.DeTube = Entrada_con_unidades(Length, "pipeDiameter")
        self.DeTube.valueChanged.connect(partial(self.changeParams, "DeTube"))
        lyt.addWidget(self.DeTube, 4, 2)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Tube thickness")), 5, 1)
        self.wTube = Entrada_con_unidades(Length, "Thickness")
        self.wTube.valueChanged.connect(partial(self.changeParams, "wTube"))
        lyt.addWidget(self.wTube, 5, 2)
#.........这里部分代码省略.........

class UI_equipment(UI_equip):
    """Diálogo de definición de tamices de sólidos"""
    Equipment=Screen()
    def __init__(self, equipment=None, parent=None):
        """
        equipment: instancia de equipo inicial
        """
        super(UI_equipment, self).__init__(Screen, entrada=False, parent=parent)

        #Pestaña entrada
#        self.Entrada= UI_corriente.Ui_corriente(entrada)
#        self.Entrada.Changed.connect(self.cambiar_entrada)
#        self.tabWidget.insertTab(0, self.Entrada, QtGui.QApplication.translate("equipment", "Entrada", None, QtGui.QApplication.UnicodeUTF8))

        #Pestaña calculo
        gridLayout_Calculo = QtWidgets.QGridLayout(self.tabCalculo)

        #Pestaña costos
        gridLayout_Costos = QtWidgets.QGridLayout(self.tabCostos)
        gridLayout_Costos.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Area:", None)), 1, 1, 1, 1)
        self.Area=Entrada_con_unidades(unidades.Area)
        self.Area.valueChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.Area, 1, 2, 1, 1)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Fixed,QtWidgets.QSizePolicy.Fixed),2,0,1,2)

        self.Costos=CostData(self.Equipment)
        self.Costos.valueChanged.connect(self.changeParamsCoste)
        gridLayout_Costos.addWidget(self.Costos,4,1,2,5)

        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),6,0,1,6)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),10,0,1,6)
        self.groupBox_Costos = QtWidgets.QGroupBox(QtWidgets.QApplication.translate("equipment", "Costos calculados", None))
        gridLayout_Costos.addWidget(self.groupBox_Costos,7,0,1,6)
        gridLayout_5 = QtWidgets.QGridLayout(self.groupBox_Costos)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Adquisición:", None)),0,1,1,1)
        self.C_adq=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_adq,0,2,1,1)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Instalación:", None)),1,1,1,1)
        self.C_inst=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_inst,1,2,1,1)

        #Pestaña salida
        self.SalidaGas= UI_corriente.Ui_corriente(readOnly=True)
        self.SalidaSolido= UI_corriente.Ui_corriente(readOnly=True)
        self.Salida.addTab(self.SalidaGas,QtWidgets.QApplication.translate("equipment", "Gas filtrado", None))
        self.Salida.addTab(self.SalidaSolido,QtWidgets.QApplication.translate("equipment", "Sólidos recogidos", None))

        self.tabWidget.setCurrentIndex(0)


    def cambiar_entrada(self, corriente):
        selfentrada=corriente
        self.calculo()

    def calculo(self):
        if self.todos_datos():

            self.rellenoSalida()

    def calcularCostos(self):
        if self.todos_datos():
            if self.tipo.currentIndex()==0:
                self.FireHeater.Coste(self.factorInstalacion.value(), 0, self.tipobox.currentIndex(), self.material.currentIndex())
            else:
                self.FireHeater.Coste(self.factorInstalacion.value(), 1, self.tipocilindrico.currentIndex(), self.material.currentIndex())
            self.C_adq.setValue(self.FireHeater.C_adq.config())
            self.C_inst.setValue(self.FireHeater.C_inst.config())

    def __init__(self, entrada=None, parent=None):
        """entrada: Parametro opcional de clase corriente que indica la corriente de entrada en kla tubería"""
        super(UI_equipment, self).__init__(Centrifuge, entrada=False, parent=parent)
        self.entrada=entrada

        #Pestaña entrada
        self.Entrada= UI_corriente.Ui_corriente(entrada)
        self.Entrada.Changed.connect(self.cambiar_entrada)
        self.tabWidget.insertTab(0, self.Entrada,QtWidgets.QApplication.translate("equipment", "Entrada", None))

        #Pestaña calculo
        gridLayout_Calculo = QtWidgets.QGridLayout(self.tabCalculo)

        #Pestaña costos
        gridLayout_Costos = QtWidgets.QGridLayout(self.tabCostos)
        gridLayout_Costos.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Tipo:", None)), 1, 1, 1, 1)
        self.tipo=QtWidgets.QComboBox()
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Proceso inorgánico", None))
        self.tipo.addItem(QtWidgets.QApplication.translate("equipment", "Proceso orgánico", None))
        self.tipo.currentIndexChanged.connect(self.mostrarSubclasificacion)
        self.tipo.currentIndexChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.tipo, 1, 2, 1, 1)
        gridLayout_Costos.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Material:", None)), 2, 1, 1, 1)
        self.materialInorganico=QtWidgets.QComboBox()
        self.materialInorganico.addItem(QtWidgets.QApplication.translate("equipment", "Acero al carbón", None))
        self.materialInorganico.addItem(QtWidgets.QApplication.translate("equipment", "Acero inoxidable 316", None))
        self.materialInorganico.addItem(QtWidgets.QApplication.translate("equipment", "Monel", None))
        self.materialInorganico.addItem(QtWidgets.QApplication.translate("equipment", "Níquel", None))
        self.materialInorganico.currentIndexChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.materialInorganico, 2, 2, 1, 1)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Fixed,QtWidgets.QSizePolicy.Fixed),3,0,1,2)
        self.materialOrganico=QtWidgets.QComboBox()
        self.materialOrganico.addItem(QtWidgets.QApplication.translate("equipment", "Acero al carbón", None))
        self.materialOrganico.addItem(QtWidgets.QApplication.translate("equipment", "Acero inoxidable 316", None))
        self.materialOrganico.addItem(QtWidgets.QApplication.translate("equipment", "Monel", None))
        self.materialOrganico.addItem(QtWidgets.QApplication.translate("equipment", "Níquel", None))
        self.materialOrganico.addItem(QtWidgets.QApplication.translate("equipment", "Hastelloy", None))
        self.materialOrganico.currentIndexChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.materialOrganico, 2, 2, 1, 1)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(10,10,QtWidgets.QSizePolicy.Fixed,QtWidgets.QSizePolicy.Fixed),3,0,1,6)
        gridLayout_Costos.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Caudal calculado:", None)), 4, 1, 1, 1)
        self.caudalcalculado=Entrada_con_unidades(unidades.MassFlow, readOnly=True, retornar=False)
        gridLayout_Costos.addWidget(self.caudalcalculado,4,2,1,1)
        gridLayout_Costos.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Caudal de diseño:", None)), 5, 1, 1, 1)
        self.caudaldiseno=Entrada_con_unidades(unidades.MassFlow)
        gridLayout_Costos.addWidget(self.caudaldiseno,5,2,1,1)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(10,10,QtWidgets.QSizePolicy.Fixed,QtWidgets.QSizePolicy.Fixed),6,0,1,6)

        self.Costos=costIndex.CostData(1.3, 2)
        self.Costos.valueChanged.connect(self.calcularCostos)
        gridLayout_Costos.addWidget(self.Costos,7,1,2,2)

        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),9,0,1,6)
        gridLayout_Costos.addItem(QtWidgets.QSpacerItem(20,20,QtWidgets.QSizePolicy.Expanding,QtWidgets.QSizePolicy.Expanding),11,0,1,6)
        self.groupBox_Costos = QtWidgets.QGroupBox(QtWidgets.QApplication.translate("equipment", "Costos calculados", None))
        gridLayout_Costos.addWidget(self.groupBox_Costos,10,0,1,6)
        gridLayout_5 = QtWidgets.QGridLayout(self.groupBox_Costos)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Adquisición:", None)),0,1,1,1)
        self.C_adq=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_adq,0,2,1,1)
        gridLayout_5.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate("equipment", "Coste Instalación:", None)),1,1,1,1)
        self.C_inst=Entrada_con_unidades(unidades.Currency, retornar=False, readOnly=True)
        gridLayout_5.addWidget(self.C_inst,1,2,1,1)

        self.tabWidget.setCurrentIndex(0)
        self.mostrarSubclasificacion(0)

    def __init__(self, equipment=None, parent=None):
        """
        equipment: Initial equipment instance to model
        """
        super().__init__(Hairpin, parent=parent)

        # Input tab
        self.addEntrada(QtWidgets.QApplication.translate(
            "pychemqt", "Tube"), "entradaTubo")
        self.addEntrada(QtWidgets.QApplication.translate(
            "pychemqt", "Annulli"), "entradaExterior")

        # Pipe catalog tab
        tabCatalogo = QtWidgets.QWidget()
        self.tabWidget.insertTab(
            1, tabCatalogo,
            QtWidgets.QApplication.translate("pychemqt", "Catalog"))
        lyt = QtWidgets.QGridLayout(tabCatalogo)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Tube length")), 4, 1)
        self.LTube = Entrada_con_unidades(Length)
        self.LTube.valueChanged.connect(partial(self.changeParams, "LTube"))
        lyt.addWidget(self.LTube, 4, 2)
        lyt.addItem(QtWidgets.QSpacerItem(
            10, 10, QtWidgets.QSizePolicy.Fixed,
            QtWidgets.QSizePolicy.Fixed), 5, 1)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Tube internal diameter")), 6, 1)
        self.DiTube = Entrada_con_unidades(Length, "pipeDiameter")
        self.DiTube.valueChanged.connect(partial(self.changeParams, "DiTube"))
        lyt.addWidget(self.DiTube, 6, 2)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Tube external diameter")), 7, 1)
        self.DeTube = Entrada_con_unidades(Length, "pipeDiameter")
        self.DeTube.valueChanged.connect(partial(self.changeParams, "DeTube"))
        lyt.addWidget(self.DeTube, 7, 2)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Tube thickness")), 8, 1)
        self.wTube = Entrada_con_unidades(Length, "Thickness")
        self.wTube.valueChanged.connect(partial(self.changeParams, "wTube"))
        lyt.addWidget(self.wTube, 8, 2)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Tube roughness")), 9, 1)
        self.rTube = Entrada_con_unidades(Length, "Thickness")
        self.rTube.valueChanged.connect(partial(self.changeParams, "rTube"))
        lyt.addWidget(self.rTube, 9, 2)
        lyt.addItem(QtWidgets.QSpacerItem(
            10, 10, QtWidgets.QSizePolicy.Fixed,
            QtWidgets.QSizePolicy.Fixed), 10, 1)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Annulli external diameter")), 11, 1)
        self.DeeTube = Entrada_con_unidades(Length, "pipeDiameter")
        self.DeeTube.valueChanged.connect(
            partial(self.changeParams, "DeeTube"))
        lyt.addWidget(self.DeeTube, 11, 2)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Thermal conductivity")), 12, 1)
        self.kTube = Entrada_con_unidades(ThermalConductivity)
        self.kTube.valueChanged.connect(partial(self.changeParams, "kTube"))
        lyt.addWidget(self.kTube, 12, 2)
        lyt.addWidget(QtWidgets.QLabel(
            QtWidgets.QApplication.translate("pychemqt", "Tube Count")), 13, 1)
        self.nTube = Entrada_con_unidades(int)
        self.nTube.valueChanged.connect(partial(self.changeParams, "nTube"))
        lyt.addWidget(self.nTube, 13, 2)

        buttonPipe = QtWidgets.QPushButton(
            QtWidgets.QApplication.translate("pychemqt", "Pipe Database"))
        buttonPipe.clicked.connect(self.showMaterial)
        lyt.addWidget(buttonPipe, 6, 3, 4, 1)
        lyt.addItem(QtWidgets.QSpacerItem(
            10, 10, QtWidgets.QSizePolicy.Fixed,
            QtWidgets.QSizePolicy.Fixed), 14, 1)
        self.tubeFinned = QtWidgets.QCheckBox(
            QtWidgets.QApplication.translate("pychemqt", "Finned Tube"))
        lyt.addWidget(self.tubeFinned, 15, 1, 1, 4)
        self.buttonFin = QtWidgets.QPushButton(
            QtWidgets.QApplication.translate(
                "pychemqt", "Finned Pipe Database"))
        self.buttonFin.setEnabled(False)
        self.buttonFin.clicked.connect(self.showFinTube)
        lyt.addWidget(self.buttonFin, 15, 3)
        self.tubeFinned.toggled.connect(
            partial(self.changeParams, "tubeFinned"))
        self.tubeFinned.toggled.connect(self.buttonFin.setEnabled)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Inside Fouling")), 16, 1)
        self.tubeFouling = FoulingWidget()
        self.tubeFouling.valueChanged.connect(
            partial(self.changeParams, "tubeFouling"))
        lyt.addWidget(self.tubeFouling, 16, 2, 1, 5)
        lyt.addWidget(QtWidgets.QLabel(QtWidgets.QApplication.translate(
            "pychemqt", "Outside Fouling")), 17, 1)
        self.annulliFouling = FoulingWidget()
        self.annulliFouling.valueChanged.connect(
            partial(self.changeParams, "annulliFouling"))
        lyt.addWidget(self.annulliFouling, 17, 2, 1, 5)
        lyt.addItem(QtWidgets.QSpacerItem(
            10, 10, QtWidgets.QSizePolicy.Expanding,
            QtWidgets.QSizePolicy.Expanding), 20, 1, 1, 6)
#.........这里部分代码省略.........