我想在单击时从MenuObject生成一个新的对话框窗口。这是我的代码；简要地讲，我创建了一个名为submenu的类，该类采用QDialog，并在由open_submenu触发时创建了一个名为self.actionAyarlar.triggered.connect(self.open_submenu)的方法。基本上，当我按下“ Ayarlar”菜单项时，需要打开一个新的“对话”窗口。但这不是吗？
修改后的代码：
from PyQt5 import QtCore, QtGui, QtWidgets
import sys
class Ui_MainWindow(object):
def setupUi(self, MainWindow):
MainWindow.setObjectName("MainWindow")
MainWindow.resize(873, 663)
self.centralwidget = QtWidgets.QWidget(MainWindow)
self.centralwidget.setObjectName("centralwidget")
self.textEdit = QtWidgets.QTextEdit(self.centralwidget)
self.textEdit.setGeometry(QtCore.QRect(110, 80, 71, 41))
self.textEdit.setObjectName("textEdit")
self.label = QtWidgets.QLabel(self.centralwidget)
self.label.setGeometry(QtCore.QRect(130, 160, 55, 16))
self.label.setText("")
self.label.setObjectName("label")
self.pushButton = QtWidgets.QPushButton(self.centralwidget)
self.pushButton.setGeometry(QtCore.QRect(220, 90, 93, 28))
self.pushButton.setObjectName("pushButton")
self.lineEdit = QtWidgets.QLineEdit(self.centralwidget)
self.lineEdit.setGeometry(QtCore.QRect(120, 200, 113, 22))
self.lineEdit.setObjectName("lineEdit")
self.listWidget = QtWidgets.QListWidget(self.centralwidget)
self.listWidget.setGeometry(QtCore.QRect(150, 330, 256, 192))
font = QtGui.QFont()
font.setFamily("Agency FB")
self.listWidget.setFont(font)
self.listWidget.setObjectName("listWidget")
item = QtWidgets.QListWidgetItem()
font = QtGui.QFont()
font.setFamily("Algerian")
item.setFont(font)
self.listWidget.addItem(item)
item = QtWidgets.QListWidgetItem()
self.listWidget.addItem(item)
self.plainTextEdit = QtWidgets.QPlainTextEdit(self.centralwidget)
self.plainTextEdit.setGeometry(QtCore.QRect(440, 200, 104, 87))
self.plainTextEdit.setObjectName("plainTextEdit")
self.comboBox = QtWidgets.QComboBox(self.centralwidget)
self.comboBox.setGeometry(QtCore.QRect(560, 380, 73, 22))
self.comboBox.setObjectName("comboBox")
self.comboBox.addItem("")
self.comboBox.addItem("")
self.groupBox = QtWidgets.QGroupBox(self.centralwidget)
self.groupBox.setGeometry(QtCore.QRect(400, 70, 120, 80))
self.groupBox.setObjectName("groupBox")
self.label_2 = QtWidgets.QLabel(self.centralwidget)
self.label_2.setGeometry(QtCore.QRect(610, 190, 55, 16))
self.label_2.setObjectName("label_2")
self.spinBox = QtWidgets.QSpinBox(self.centralwidget)
self.spinBox.setGeometry(QtCore.QRect(70, 320, 42, 22))
self.spinBox.setProperty("value", 0)
self.spinBox.setObjectName("spinBox")
self.lineEdit_2 = QtWidgets.QLineEdit(self.centralwidget)
self.lineEdit_2.setGeometry(QtCore.QRect(10, 370, 113, 22))
self.lineEdit_2.setObjectName("lineEdit_2")
self.fontComboBox = QtWidgets.QFontComboBox(self.centralwidget)
self.fontComboBox.setGeometry(QtCore.QRect(530, 480, 226, 22))
self.fontComboBox.setObjectName("fontComboBox")
MainWindow.setCentralWidget(self.centralwidget)
self.menubar = QtWidgets.QMenuBar(MainWindow)
self.menubar.setGeometry(QtCore.QRect(0, 0, 873, 26))
self.menubar.setObjectName("menubar")
self.menuDosya = QtWidgets.QMenu(self.menubar)
self.menuDosya.setObjectName("menuDosya")
self.menuD_zenle = QtWidgets.QMenu(self.menubar)
self.menuD_zenle.setObjectName("menuD_zenle")
MainWindow.setMenuBar(self.menubar)
self.statusbar = QtWidgets.QStatusBar(MainWindow)
self.statusbar.setObjectName("statusbar")
MainWindow.setStatusBar(self.statusbar)
self.actionAyarlar = QtWidgets.QAction(MainWindow)
self.actionAyarlar.setObjectName("actionAyarlar")
self.actionUndo = QtWidgets.QAction(MainWindow)
self.actionUndo.setObjectName("actionUndo")
self.menuD_zenle.addAction(self.actionAyarlar)
self.actionAyarlar.triggered.connect(self.open_submenu)
self.menuD_zenle.addAction(self.actionUndo)
self.menubar.addAction(self.menuDosya.menuAction())
self.menubar.addAction(self.menuD_zenle.menuAction())
self.retranslateUi(MainWindow)
self.textEdit.textChanged.connect(self.convert)
self.lineEdit.textEdited['QString'].connect(self.label.setText)
self.pushButton.pressed.connect(self.plainTextEdit.clear)
self.pushButton.pressed.connect(self.listWidget.clear)
self.comboBox.activated['QString'].connect(self.lineEdit.setText)
self.spinBox.valueChanged['QString'].connect(self.lineEdit_2.setText)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def convert(self):
some_text=self.textEdit.toPlainText()
value=int(some_text)**2
self.lineEdit.setText("%s"%value)
def retranslateUi(self, MainWindow):
_translate = QtCore.QCoreApplication.translate
MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
self.textEdit.setHtml(_translate("MainWindow", "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/REC-html40/strict.dtd\">\n"
"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css\">\n"
"p, li { white-space: pre-wrap; }\n"
"</style></head><body style=\" font-family:\'MS Shell Dlg 2\'; font-size:7.8pt; font-weight:400; font-style:normal;\">\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">g</p></body></html>"))
self.pushButton.setText(_translate("MainWindow", "PushButton"))
self.lineEdit.setText(_translate("MainWindow", "k"))
__sortingEnabled = self.listWidget.isSortingEnabled()
self.listWidget.setSortingEnabled(False)
item = self.listWidget.item(0)
item.setText(_translate("MainWindow", "aaszd"))
item = self.listWidget.item(1)
item.setText(_translate("MainWindow", "aaa"))
self.listWidget.setSortingEnabled(__sortingEnabled)
self.comboBox.setItemText(0, _translate("MainWindow", "montecarlo"))
self.comboBox.setItemText(1, _translate("MainWindow", "normal"))
self.groupBox.setTitle(_translate("MainWindow", "GroupBox"))
self.label_2.setText(_translate("MainWindow", "TextLabel"))
self.spinBox.setToolTip(_translate("MainWindow", "<html><head/><body><p></p></body></html>"))
self.menuDosya.setTitle(_translate("MainWindow", "Dosya"))
self.menuD_zenle.setTitle(_translate("MainWindow", "Düzenle"))
self.actionAyarlar.setText(_translate("MainWindow", "Ayarlar"))
self.actionUndo.setText(_translate("MainWindow", "Undo"))
def open_submenu(self):
sub_screen=QtWidgets.QApplication(sys.argv)
DialogWindow=QtWidgets.QDialog()
submenu=submenu()
submenu.setupUi(DialogWindow)
DialogWindow.show()
sys.exit(DialogWindow.exec_())
class submenu(object):
def setupUi(DialogWindow):
DialogWindow.setObjectName("DialogWindow")
DialogWindow.resize(400, 300)
self.retranslateUi(DialogWindow)
QtCore.QMetaObject.connectSlotsByName(DialogWindow)
def retranslateUi(self, DialogWindow):
_translate = QtCore.QCoreApplication.translate
DialogWindow.setWindowTitle(_translate("DialogWindow", "DialogWindow"))
if __name__ == "__main__":
# fig1 = Figure()
if not QtWidgets.QApplication.instance():
app = QtWidgets.QApplication(sys.argv)
else:
app = QtWidgets.QApplication.instance()
# main = Main()
# main.addmpl(fig1)
MainWindow = QtWidgets.QMainWindow()
ui = Ui_MainWindow()
ui.setupUi(MainWindow)
MainWindow.show()
sys.exit(app.exec_())