一个很好用的Gridview控件.可以支持10多种列表功能-Gridview used a very good control. Can support more than 10 kinds of the list of features

（1） 开始预览：连接良田高拍仪设备后，打开预览图像界面。（开始预览按钮点击后颜色下拉列表和旋转角度下拉列表才会有值） （2） 停止预览：关闭预览图像界面。 （3） 拍照：扫描当前图像。 具体功能描述请参照ScanCtrl控件使用说明文档-(1) Start Preview: Connecting the fertile high shot meter device, open the preview image interface. (Click on the preview

When outsourcing video contents into the cloud, it is not easy to achieve fine-grained access control especially in timedomain, as the owners of video contents are not able to control their data as on their own servers. The untrustworthy cloud