Message in Chinese (Simplified) (中文(简体))![](/img/flags/zh-Hans.png)
在 SelectedWebPart 更改前引发。
Unlocalized message![](/img/flags/en.png)
Raised before the SelectedWebPart is changed.
Search by Google在 SelectedWebPart 更改前引发。
Raised before the SelectedWebPart is changed.
Search by Google