baangt-MvCrrspXLS/uimain.py

from ui import  Ui_MainWindow
from PyQt5 import QtCore, QtGui, QtWidgets


class MainWindow(Ui_MainWindow):
    """ BaangtUI : Logic implementation file for uidesign
    """

    switch_window = QtCore.pyqtSignal(str)

    def __init__(self):
        ''' Init the super class '''
        super().__init__()

    def setupUi(self, MainWindow, directory=None):
        ''' Setup the UI for super class and Implement the
        logic here we want to do with User Interface
        '''
        super().setupUi(MainWindow)
        self.filterButton.clicked.connect(self.filterDialog)
        self.row_list = []
        self.filters = {}

    def filterDialog(self):
        self.filter_dialog = QtWidgets.QDialog(self.centralwidget)
        #sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Expanding)
        #sizePolicy.setHorizontalStretch(0)
        #sizePolicy.setVerticalStretch(0)
        #sizePolicy.setHeightForWidth(self.filter_dialog.sizePolicy().hasHeightForWidth())
        #self.filter_dialog.setSizePolicy(sizePolicy)
        self.filter_dialog.setWindowTitle("Filters")
        self.filter_dialog.setWindowTitle("Cleanup")
        self.vlay = QtWidgets.QVBoxLayout()
        hori = QtWidgets.QHBoxLayout()
        hori.setSpacing(10)
        add_button = QtWidgets.QPushButton("Add", self.filter_dialog)
        remove_button = QtWidgets.QPushButton("Remove", self.filter_dialog)
        save_button = QtWidgets.QPushButton("Save", self.filter_dialog)
        hori.addWidget(add_button)
        hori.addWidget(remove_button)
        hori.addWidget(save_button)
        self.vlay.addLayout(hori)
        self.filter_dialog.setLayout(self.vlay)
        add_button.clicked.connect(self.add_row)
        remove_button.clicked.connect(self.remove_row)
        save_button.clicked.connect(self.save_filters)
        self.filter_dialog.exec_()

    def add_row(self):
        hr = QtWidgets.QHBoxLayout()
        hr.setSpacing(10)
        cb = QtWidgets.QComboBox()
        cb.setMinimumSize(QtCore.QSize(200, 0))
        cb.setMaximumSize(QtCore.QSize(250, 16777215))
        cb.setStyleSheet("background-color: rgb(255, 255, 255);")
        line = QtWidgets.QLineEdit()
        line.setMinimumSize(QtCore.QSize(300, 0))
        line.setMaximumSize(QtCore.QSize(350, 16777215))
        line.setStyleSheet("background-color: rgb(255, 255, 255);")
        hr.addWidget(cb)
        hr.addWidget(line)
        self.vlay.addLayout(hr)
        self.row_list.append([cb, line, hr])

    def remove_row(self):
        if self.row_list:
            last = self.row_list.pop()
            last[0].deleteLater()
            last[1].deleteLater()
            last[2].deleteLater()

    def save_filters(self):
        filters = {}
        if self.row_list:
            for row in self.row_list:
                filters[row[0].currentText()] = row[1].text()
        self.filters = filters


class MainController:
    def __init__(self):
        self.widget = QtWidgets.QWidget()
        self.window = QtWidgets.QMainWindow()
        self.main = MainWindow()

    def show_main(self):
        self.main = MainWindow()
        self.main.setupUi(self.window)
        self.window.show()


if __name__ == "__main__":
    import sys
    app = QtWidgets.QApplication(sys.argv)
    controller = MainController()
    controller.show_main()
    sys.exit(app.exec_())