This is because some controls have control compositing or class handling that provides a higher-level version of text inputhandling and related events.
这是因为有些控件具有控件组合或类处理功能,这些功能提供了高级版本的文本输入处理和相关事件。
2
Depending on the public member's actions and inputhandling, it might allow untrustworthy callers to access functionality normally restricted to trustworthy code.
根据公共成员的操作和输入处理,它可能会允许不可信的调用方访问通常仅限由可信代码访问的功能。
3
It provides functionality to handle common tasks such as input validation and exception handling.