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主页 / 问题 / 1414250
Accepted
Clark Devlin
Clark Devlin
Asked:2022-07-27 17:46:38 +0000 UTC2022-07-27 17:46:38 +0000 UTC 2022-07-27 17:46:38 +0000 UTC

如何跟踪窗口关闭点击

  • 772

有一个对话框。如何跟踪关闭时的点击?

目前,当您单击十字时,会发生与单击“确定”时相同的情况。

关闭我带来的对话框后,需要完成代码分支的执行。

图像

这是对话框的代码,其中我重写了close方法,如何在单击后关闭它并中断代码?

from PyQt5 import QtCore, QtGui, QtWidgets


class DialogArchName(QtWidgets.QDialog):
    def __init__(self, parent=None):
        super(DialogArchName, self).__init__(parent)
        self.namef = ''
        self.pathf = ''
        label = QtWidgets.QLabel("Введите имя архива:")
        self.namefield = QtWidgets.QLineEdit()
        btnchoice = QtWidgets.QPushButton('Выбрать путь', clicked=self.getpath)
        self.rar_arch = QtWidgets.QRadioButton('.rar')
        self.zip_arch = QtWidgets.QRadioButton('.zip')
        btnOk = QtWidgets.QPushButton("Архивировать", clicked=self.getname)
        layout = QtWidgets.QGridLayout(self)
        layout.addWidget(btnchoice, 3, 1, 1, 1)  # высота, право
        layout.addWidget(label, 0, 0, 1, 3)
        layout.addWidget(self.namefield, 1, 1, 1, 1)
        layout.addWidget(self.rar_arch, 0, 2, 3, 3)
        layout.addWidget(self.zip_arch, 1, 2, 3, 3)
        layout.addWidget(btnOk, 3, 2, 1, 1)

    def closeEvent(self, a0: QtWidgets.QDialog.closeEvent) -> None:
        QtWidgets.QDialog.closeEvent(self, a0)

    def getname(self):
        self.namef = self.namefield.text()
        self.hide()
        return self.namef

    def getpath(self):
        self.pathf = QtWidgets.QFileDialog.getExistingDirectory()
        return self.pathf
python
  • 1 1 个回答
  • 132 Views

1 个回答

  • Voted
  1. Best Answer
    S. Nick
    2022-07-27T18:46:52Z2022-07-27T18:46:52Z

    我不太明白你的问题是什么,试试这个:

    from PyQt5 import QtCore, QtGui, QtWidgets
    
    
    class DialogArchName(QtWidgets.QDialog):
        def __init__(self, parent=None):
            super(DialogArchName, self).__init__(parent)
            
            self.namef = ''
            self.pathf = ''
            
            label = QtWidgets.QLabel("Введите имя архива:")
            self.namefield = QtWidgets.QLineEdit()
            btnchoice = QtWidgets.QPushButton('Выбрать путь', clicked=self.getpath)
            self.rar_arch = QtWidgets.QRadioButton('.rar')
            self.zip_arch = QtWidgets.QRadioButton('.zip')
            btnOk = QtWidgets.QPushButton("Архивировать", clicked=self.getname)
            
            layout = QtWidgets.QGridLayout(self)
            layout.addWidget(label, 0, 0, 1, 1)
            layout.addWidget(self.rar_arch, 0, 1, 1, 1)
            
            layout.addWidget(self.namefield, 1, 0, 1, 1)
            layout.addWidget(self.zip_arch, 1, 1, 1, 1)
            
            layout.addWidget(btnchoice, 3, 0, 1, 1)       # высота, право
            layout.addWidget(btnOk, 3, 1, 1, 1)
            
    # ???    def closeEvent(self, a0: QtWidgets.QDialog.closeEvent) -> None:
    # ???        QtWidgets.QDialog.closeEvent()
        def closeEvent(self, event):
            reply = QtWidgets.QMessageBox.question(
                self, 
                'Информация',
                'Вы уверены, что хотите закрыть Dialog?',
                 QtWidgets.QMessageBox.Yes,
                 QtWidgets.QMessageBox.No)
            if reply == QtWidgets.QMessageBox.Yes:
                # тут делайте что вам надо перед закрытием диалога
                event.accept()
            else:
                event.ignore()
    
    
        def getname(self):
            self.namef = self.namefield.text()
    # ???        self.hide()
    # ???        return self.namef
    
        def getpath(self):
            self.pathf = QtWidgets.QFileDialog.getExistingDirectory()
            
    # ???        return self.pathf
            
            
    if __name__ == "__main__":
        import sys
        app = QtWidgets.QApplication(sys.argv)
        w = DialogArchName()
        w.show()
        sys.exit(app.exec_())        
    

    在此处输入图像描述


    更新:

    尽管您解释得不好,但我对您的任务的理解是这样的:

    主文件

    ...
    class ExampleApp(QtWidgets.QMainWindow, front.Ui_MainWindow):
    ...
    
    
    # архивация 
        def arch(self):                                                # архивация
            dirfiles = []
            if self.pathFile == '':
                if self.directory == '':
                    QtWidgets.QMessageBox.information(None, 'Ошибка', 'Выберите папку либо файл')
                    return # +++
                else:
                    path = Path(self.directory)
                    dirfiles = [str(f.absolute()) for f in path.glob("**/*")]
            else:
                pass
      
            if dirfiles:
                self.dialogname.exec_()
                
                dialogname = self.dialogname.namef
                pathname = self.dialogname.pathf
                
                if dialogname:
                    if pathname:
                        archive_name = pathname+'/'+dialogname
                    else:
                        archive_name = dialogname
                else:
                    if pathname:
                        archive_name = pathname + '/' + os.path.split(self.directory)[-1]
                    else:
                        archive_name = os.path.split(self.directory)[-1]
    
    # !!! +++
                if self.dialogname.close_forcibly:                             # !!! +++
                    QtWidgets.QMessageBox.information(                         # !!! +++
                        self,                                                  # !!! +++
                        'Ошибка',                                              # !!! +++
                        'Что-то пошло не так'                                  # !!! +++
                    )                                                          # !!! +++
                    return                                                     # !!! +++
                
                try:
                    shutil.make_archive(archive_name, 'zip', path)
                    #print(self.closeEvent(QtWidgets.QDialog.closeEvent))
                    QtWidgets.QMessageBox.information(None, 'Успех', 'Архивирование успешно завершено')
                except Exception:
                    print(traceback.format_exc())
                    QtWidgets.QMessageBox.information(None, 'Ошибка', 'Что-то пошло не так')
     
            if self.pathFile:
                print(self.pathFile)
                self.dialogname.exec_()
                dialogname = self.dialogname.namef
                pathname = self.dialogname.pathf
                if dialogname:
                    if pathname:
                        archive = zipfile.ZipFile(pathname+'/'+dialogname+'.zip', 'w')
                    else:
                        archive = zipfile.ZipFile(dialogname + '.zip', 'w')
                else:
                    if pathname:
                        archive = zipfile.ZipFile(pathname+'/'+os.path.split(self.pathFile[0])[-1] + '.zip', 'w')
                    else:
                        archive = zipfile.ZipFile(os.path.split(self.pathFile[0])[-1] + '.zip', 'w')
                try:
                    for i in self.pathFile:
                        try:
                            archive.write(i, arcname=os.path.split(i)[-1], compress_type=zipfile.ZIP_DEFLATED)
                        except Exception:
                            print(traceback.format_exc())
                except Exception:
                    QtWidgets.QMessageBox.information(None, 'Ошибка', 'Что-то пошло не так')
                else:
                    QtWidgets.QMessageBox.information(None, 'Успех', 'Архивирование успешно завершено')
                archive.close()
     
    ...
    

    前台.py

    from PyQt5 import QtCore, QtGui, QtWidgets, Qt
     
     
    class Ui_MainWindow():
        def setupUi(self, MainWindow):
            MainWindow.setObjectName("MainWindow")
            MainWindow.resize(300, 250)
            MainWindow.setMinimumSize(QtCore.QSize(500, 230))
            MainWindow.setMaximumSize(QtCore.QSize(500, 230))
            MainWindow.setAutoFillBackground(False)
            self.centralwidget = QtWidgets.QWidget(MainWindow)
            self.centralwidget.setObjectName("centralwidget")
            self.btnBrowse = QtWidgets.QPushButton(self.centralwidget)
            self.btnBrowse.setGeometry(QtCore.QRect(10, 0, 221, 23))
            self.btnBrowse.setObjectName("btnBrowse")
            self.listWidget = QtWidgets.QListWidget(self.centralwidget)
            self.listWidget.setGeometry(QtCore.QRect(10, 30, 221, 151))
            self.listWidget.setObjectName("listWidget")
            self.btnArch = QtWidgets.QPushButton(self.centralwidget)
            self.btnArch.setGeometry(QtCore.QRect(10, 185, 221, 23))
            self.btnArch.setObjectName("btnArch")
            self.browseArch = QtWidgets.QPushButton(self.centralwidget)
            self.browseArch.setGeometry(QtCore.QRect(260, 0, 221, 23))
            self.browseArch.setObjectName("browseArch")
            self.exlist = QtWidgets.QListWidget(self.centralwidget)
            self.exlist.setGeometry(QtCore.QRect(260, 30, 221, 151))
            self.exlist.setObjectName("exlist")
            self.exButton = QtWidgets.QPushButton(self.centralwidget)
            self.exButton.setGeometry(QtCore.QRect(260, 185, 221, 23))
            self.exButton.setObjectName("exButton")
            MainWindow.setCentralWidget(self.centralwidget)
     
            self.retranslateUi(MainWindow)
            QtCore.QMetaObject.connectSlotsByName(MainWindow)
     
        def retranslateUi(self, MainWindow):
            _translate = QtCore.QCoreApplication.translate
            MainWindow.setWindowTitle(_translate("MainWindow", "Archivator"))
            self.btnBrowse.setText(_translate("MainWindow", "Выбрать..."))
            self.btnArch.setText(_translate("MainWindow", "Архивировать"))
            self.browseArch.setText(_translate("MainWindow", "Выбрать архив"))
            self.exButton.setText(_translate("MainWindow", "Извлечь"))
     
     
    class Dialog(QtWidgets.QDialog):                                                   
        def __init__(self, parent=None):
            super(Dialog, self).__init__(parent)
     
            label = QtWidgets.QLabel("Выберите:")
            self.rbDir = QtWidgets.QRadioButton('Папку', self)
            self.rbPath = QtWidgets.QRadioButton('Файлы', self)
            btnOk = QtWidgets.QPushButton("Ok", clicked=self.hide)
            layout = QtWidgets.QGridLayout(self)
            layout.addWidget(label, 0, 0, 1, 3)
            layout.addWidget(self.rbDir, 1, 1, 1, 1)
            layout.addWidget(self.rbPath, 2, 1, 1, 1)
            layout.addWidget(btnOk, 3, 2, 1, 1)
     
     
    class DialogArchName(QtWidgets.QDialog):
        def __init__(self, parent=None):
            super(DialogArchName, self).__init__(parent)
            
            self.namef = ''
            self.pathf = ''
    # +++
            self.close_forcibly = False                                             # +++
            
            label = QtWidgets.QLabel("Введите имя архива:")
            self.namefield = QtWidgets.QLineEdit()
            btnchoice = QtWidgets.QPushButton('Выбрать путь', clicked=self.getpath)
            self.rar_arch = QtWidgets.QRadioButton('.rar')
            self.zip_arch = QtWidgets.QRadioButton('.zip')
            btnOk = QtWidgets.QPushButton("Архивировать", clicked=self.getname)
            layout = QtWidgets.QGridLayout(self)
            layout.addWidget(btnchoice, 3, 1, 1, 1)  # высота, право
            layout.addWidget(label, 0, 0, 1, 3)
            layout.addWidget(self.namefield, 1, 1, 1, 1)
            layout.addWidget(self.rar_arch, 0, 2, 3, 3)
            layout.addWidget(self.zip_arch, 1, 2, 3, 3)
            layout.addWidget(btnOk, 3, 2, 1, 1)
     
        def closeEvent(self, a0: QtWidgets.QDialog.closeEvent) -> None:
    # ???        QtWidgets.QDialog.closeEvent(self, a0)
    # +++
            self.close_forcibly = True                                    # +++
     
        def getname(self):
            self.namef = self.namefield.text()
    # +++
            self.close_forcibly = False                                   # +++
            
            self.hide()                           
      
    # ???        return self.namef
     
        def getpath(self):
            self.pathf = QtWidgets.QFileDialog.getExistingDirectory()
    # ???        return self.pathf
    

    在此处输入图像描述

    在此处输入图像描述

    在此处输入图像描述

    在此处输入图像描述

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