[英]PyQt5 Got stuck with access to another class function
堅持訪問外部類函數,很高興收到一些建議或解決方案,我如何才能訪問Python中的另一個類方法。
from PyQt5 import QtCore, QtGui, QtWidgets
class Ui_MainWindow(object):
def setupUi(self, MainWindow):
MainWindow.setObjectName("MainWindow")
MainWindow.resize(480, 640)
self.centralwidget = QtWidgets.QWidget(MainWindow)
self.centralwidget.setObjectName("centralwidget")
self.pushButton = QtWidgets.QPushButton(self.centralwidget)
self.pushButton.setGeometry(QtCore.QRect(320, 520, 114, 32))
self.pushButton.setObjectName("pushButton")
#self.pushButton.clicked.connect(self.btnCheck)
self.pushButton_2 = QtWidgets.QPushButton(self.centralwidget)
self.pushButton_2.setGeometry(QtCore.QRect(190, 520, 114, 32))
self.pushButton_2.setObjectName("pushButton_2")
self.label = QtWidgets.QLabel(self.centralwidget)
self.label.setGeometry(QtCore.QRect(40, 150, 411, 311))
font = QtGui.QFont()
font.setPointSize(66)
self.label.setFont(font)
self.label.setAlignment(QtCore.Qt.AlignCenter)
self.label.setObjectName("label")
MainWindow.setCentralWidget(self.centralwidget)
self.statusbar = QtWidgets.QStatusBar(MainWindow)
self.statusbar.setObjectName("statusbar")
MainWindow.setStatusBar(self.statusbar)
self.retranslateUi(MainWindow)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def retranslateUi(self, MainWindow):
_translate = QtCore.QCoreApplication.translate
MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
self.pushButton.setText(_translate("MainWindow", "PushButton1"))
self.pushButton_2.setText(_translate("MainWindow", "PushButton2"))
self.label.setText(_translate("MainWindow", "TextLabel"))
class Ui_Support(object):
def __init__(self):
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
def btnCheck(self):
self.ui.label.setText(a)
def closeBtn(self):
QtCore.QCoreApplication.instance().quit()
if __name__ == "__main__":
import sys
app = QtWidgets.QApplication(sys.argv)
MainWindow = QtWidgets.QMainWindow()
ui = Ui_MainWindow()
ui.setupUi(MainWindow)
MainWindow.show()
sys.exit(app.exec_())
這是我的測試表單,我想從另一個類調用按鈕事件,很容易從內部類函數中調用它,但是最好在另一個類中包含多個函數,謝謝您的答復!
setupUi()
函數需要一個QMainWindow
類型的對象,在您的情況下,最佳做法是Ui_Support應該從QMainWindow
繼承。
class Ui_Support(QtWidgets.QMainWindow):
def __init__(self):
QtWidgets.QMainWindow.__init__(self, parent=None)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
self.ui.pushButton.clicked.connect(self.btnCheck)
def btnCheck(self):
self.ui.label.setText("a")
def closeBtn(self):
QtCore.QCoreApplication.instance().quit()
if __name__ == "__main__":
import sys
app = QtWidgets.QApplication(sys.argv)
MainWindow = Ui_Support()
MainWindow.show()
sys.exit(app.exec_())
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.