[英]Can't print a LineEdit value in python
class Ui_Form(QtWidgets.QWidget):
def __init__(self):
super(self.__class__, self).__init__()
self.setupUi(self)
def setupUi(self, Form):
Form.setObjectName("Form")
Form.resize(410, 325)
font = QtGui.QFont()
font.setBold(True)
font.setUnderline(False)
font.setWeight(75)
Form.setFont(font)
self.gridLayout = QtWidgets.QGridLayout(Form)
self.gridLayout.setObjectName("gridLayout")
self.verticalLayout = QtWidgets.QVBoxLayout()
self.verticalLayout.setObjectName("verticalLayout")
self.label = QtWidgets.QLabel(Form)
font = QtGui.QFont()
font.setPointSize(12)
self.label.setFont(font)
self.label.setObjectName("label")
self.verticalLayout.addWidget(self.label)
self.label_4 = QtWidgets.QLabel(Form)
self.label_4.setObjectName("label_4")
self.verticalLayout.addWidget(self.label_4)
self.lineEdit_2 = QtWidgets.QLineEdit(Form)
self.lineEdit_2.setObjectName("lineEdit_2")
self.verticalLayout.addWidget(self.lineEdit_2)
self.label_5 = QtWidgets.QLabel(Form)
self.label_5.setObjectName("label_5")
self.verticalLayout.addWidget(self.label_5)
self.lineEdit = QtWidgets.QLineEdit(Form)
self.lineEdit.setObjectName("lineEdit")
self.verticalLayout.addWidget(self.lineEdit)
spacerItem = QtWidgets.QSpacerItem(20, 40, QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Minimum)
self.verticalLayout.addItem(spacerItem)
self.horizontalLayout = QtWidgets.QHBoxLayout()
self.horizontalLayout.setObjectName("horizontalLayout")
self.pushButton_2 = QtWidgets.QPushButton(Form)
self.pushButton_2.setObjectName("pushButton_2")
self.horizontalLayout.addWidget(self.pushButton_2)
self.pushButton = QtWidgets.QPushButton(Form)
self.pushButton.setObjectName("pushButton")
self.horizontalLayout.addWidget(self.pushButton)
self.verticalLayout.addLayout(self.horizontalLayout)
self.progressBar = QtWidgets.QProgressBar(Form)
self.progressBar.setProperty("value", 0)
self.progressBar.setObjectName("progressBar")
self.verticalLayout.addWidget(self.progressBar)
self.gridLayout.addLayout(self.verticalLayout, 0, 0, 1, 1)
self.pushButton_2.clicked.connect(self.Entrar)
self.pushButton.clicked.connect(self.Cadastrar)
self.retranslateUi(Form)
QtCore.QMetaObject.connectSlotsByName(Form)
def retranslateUi(self, Form):
_translate = QtCore.QCoreApplication.translate
Form.setWindowTitle(_translate("Form", "Gerenciador de Ordem de Serviço"))
self.label.setText(_translate("Form", "Faça login ou cadastre-se"))
self.label_4.setText(_translate("Form", "Login:"))
self.label_5.setText(_translate("Form", "Senha:"))
self.pushButton_2.setText(_translate("Form", "Entrar"))
self.pushButton.setText(_translate("Form", "Cadastrar"))
def Entrar(self): #aqui faz a busca dos dados de cadastro, se corretos e cadastrados vai para programa principal
log = self.lineEdit.text()
passw = self.lineEdit_2.text()
logqry = 'SELECT NomeUsu FROM registro WHERE NomeUsu =' + "\""+ log +"\""
passqry = 'SELECT SenhaProg FROM registro WHERE SenhaProg =' + "\"" + passw + "\""
print(self.lineEdit.text())
print(log)
print(passw)
print(logqry)
print(passqry)
嗨,我的代碼部分是gui,並且做了一個應該打印LineEdit和LineEdit_2值的方法,但是當我運行事件時,它什么也不顯示,例如lineEdit為空。
有人可以幫忙嗎? 對不起任何語法錯誤。
log
和passw
不是普通的Python字符串,它們是QString
,因此要打印它們,必須先將它們轉換為字符串。
log = str(self.lineEdit.text())
passw = str(self.lineEdit_2.text())
或者,如果希望它們成為QString
, QString
如下所示打印它們
print("%s\n%s" % log,passw)
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