| QAccessible | Enums and static functions relating to accessibility |
| QAccessibleBridge | The base class for accessibility back-ends |
| QAccessibleBridgePlugin | Abstract base for accessibility bridge plugins |
| QAccessibleEvent | Used to query addition accessibility information about complex widgets |
| QAccessibleInterface | 定义暴露有关可访问对象的信息的接口 |
| QAccessibleObject | 为 QObjects 实现 QAccessibleInterface 部分 |
| QAccessiblePlugin | Abstract base for accessibility plugins |
| QAccessibleWidget | 为 QWidgets 实现 QAccessibleInterface |
