layout.py 文件源码

def __init__(self, parent, controller):
        super().__init__(parent)

        self.tasks = ["Idle", "Getting counts", "Getting descriptions"]
        self.current_task = self.tasks[0]

        self.pb = ttk.Progressbar(parent, orient='horizontal', length=400,
                                  mode='determinate')  # grid in start
        self.pb.bind('<Enter>',
                     lambda e: controller.status_bar.set(self.current_task))
        self.pb.bind('<Leave>', lambda e: controller.status_bar.set('Ready'))

        self.items = 0  # number of queries searched so far
        self.total_items = 0  # the total number of queries to be searched