【摘要】 网络电视机顶盒 (Web TV Set Top Box)是一种典型的嵌入式应用 ,其人机交互界面和 Web浏览器等应用均需要 GUI系统的支持 .本文提出了一个网络电视机顶盒 GUI系统的设计方案 ,并详细阐述了其中最重要的两部分—驱动程序与窗口系统的具体实现 .本 GU I系统结构简单、占用资源少、可靠性高、配置灵活 ,具有良好的可移植性 .该系统已推广应用 ,满足了应用要求 .更多还原

【Abstract】 Web TV Set Top Box is a typical embedded application where GUI is essential. Interaction Interface and applications, such as Web browser, must be supported by a GUI system. In this paper, we first present the GUI scheme of a Web TV Set Top Box, then describe the implementation of its two important components - the driver and the window system in details. This GUI system is light-weighted, less resource-consuming, highly reliable, adaptable, and easy to configure. It meets the requirement of applications and has been widely used in embedded sysytem.更多还原