dialogs.py 文件源码

def initUI(self):
        """
        Initialize the Dialog layout.
        """
        self.setWindowTitle('B3 database update')
        self.setFixedSize(420, 160)
        self.setStyleSheet("""
        QDialog {
            background: #F2F2F2;
        }
        """)

        ## INIT CLOSE BUTTON
        self.btn_close = Button(parent=self, text='Close')
        self.btn_close.clicked.connect(self.close)
        self.btn_close.hide()
        ## INIT UPDATE BUTTON
        self.btn_update = Button(parent=self, text='Update')
        self.btn_update.clicked.connect(self.do_update)
        self.btn_update.show()
        ## CREATE THE PROGRESS BAR
        self.progress = ProgressBar(self)
        self.progress.setAlignment(Qt.AlignHCenter)
        self.progress.hide()
        self.progress.setRange(0, 0)
        self.progress.setValue(-1)
        ## INIT DISPLAY MESSAGE
        self.message = QLabel("This tool will update all your B3 databases to version %s.\n"
                              "The update process should take less than 2 minutes and\n"
                              "cannot be interrupted." % b3.__version__, self)

        def __get_top_layout(parent):
            parent.layout1 = QVBoxLayout()
            parent.layout1.addWidget(parent.progress)
            parent.layout1.addWidget(parent.message)
            parent.layout1.setAlignment(Qt.AlignTop|Qt.AlignHCenter)
            parent.layout1.setContentsMargins(0, 0, 0, 0)
            return parent.layout1

        def __get_bottom_layout(parent):
            parent.layout2 = QHBoxLayout()
            parent.layout2.addWidget(parent.btn_close)
            parent.layout2.addWidget(parent.btn_update)
            parent.layout2.setAlignment(Qt.AlignHCenter)
            parent.layout2.setSpacing(20 if b3.getPlatform() != 'win32' else 10)
            parent.layout2.setContentsMargins(0, 10, 0, 0)
            return parent.layout2

        self.setModal(True)
        self.main_layout = QVBoxLayout()
        self.main_layout.addLayout(__get_top_layout(self))
        self.main_layout.addLayout(__get_bottom_layout(self))
        self.main_layout.setAlignment(Qt.AlignCenter)
        self.setLayout(self.main_layout)