【摘要】 针对单任务GUI系统中对事件响应慢和系统资源浪费等问题,将Windows消息驱动机制的设计思想引入到嵌入式多任务GUI系统的设计中,讨论了关于在嵌入式Linux平台上实现基于消息驱动的多任务GUI系统中出现的一些任务对数据访问与保护、任务间同步和系统稳定性等关键问题以及解决方案。更多还原

【Abstract】 With the development of embedded system,the demand to the performance and stability of embedded GUI becomes higher and higher.Considering the realization of Windows system,the mechanism of message driven in Windows is brought in the design.Key solutions to the realization of communication mechanism of embedded multi-task GUI based on embedded Linux system are discussed.更多还原