分别实现QT4上抽屉效果，进度条显示，输入对话框，消息盒，及表格功能-QT4 drawer respectively, to achieve results, the progress bar shows the input dialog box, message boxes, and table functions

菜单类界面，其中涉及多窗口及数据库，进度条，时间显示等内容-Menu type interface, which involves multi-window and the database, progress bar, time display, etc.

1、无线升级烧录BLE设备； 2、扫描设备并连接； 3、显示进度；-1.upload and burn the BLE device on the air 2.scan and connect the device 3.display the burn progress.