Basically, you should enable keyboardinteraction and try to "tell" screen readers what the widget is and what its current states and attributes are.
基本上,您应该启动键盘交互并尝试让屏幕阅读器知道小部件是什么以及它的当前状态和属性。
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You started by looking at the Event module, which defines how page elements react to a multitude of interactions, including mouse interaction, keyboardinteraction, and focus interaction.
Also, UI Automation client products will not be able to anticipate the control structure, keyboardinteraction, and possible control patterns based on the control type of the control.