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我最近购买了 Nextion 2.4" 触摸屏。我运行了一些测试代码，允许我在当前页面上切换图像。调用图像时，图像将与按钮重叠。有没有办法让按钮在 lop 上层，也就是说，有没有办法让按钮具有更高的优先级？
http://wiki.iteadstudio.com/Nextion_HMI_Solution