You can still use control validation to lock focus to a control, but you do not need to be concerned with the behavior with regard to closing the form.

您仍可以使用控件验证将焦点锁定到控件，但不必考虑关闭窗体的行为。

youdao

In many ways, Gwittir is similar to MyGWT and GWT-Ext in that it is a GWT UI library, and provides functionality such as components, flow control, validation, and even animation.

在很多方面，Gwittir与MyGWT、GWT - Ext很相像，他们都是GWT的用户界面库，提供像组件、流程控制、验证、甚至是动画方面的功能。

youdao

We believe this transaction, particularly when leveraged with our SoftBank relationship, is further validation of our strategy and allows Sprint to control its network destiny.

ENGADGET: Sprint confirms it's buying the rest of Clearwire for $2.2 billion

It appears to be superior to standard antibody-based quality-control tests currently used for that purpose, but such scientific advances will need to undergo extensive validation studies before they can be considered a reliable predictor of effects in vivo and eliminate the need for clinical data.

FORBES: Do You Think 'Biosimilars' Will Reduce Healthcare Expenditures? Think again.