如何检查当前是否打开了 SWT 组合? [英] How to check if the SWT combo is currently opened?

问题描述

我的 GUI 中有一个 SWT 组合框.是否可以检查组合框是否已打开?(我有一种机制可以刷新组合框中显示的状态，当用户打开它时，它有时会在用户选择之间跳转，并且算法认为很好，用户选择优先于其他所有内容).

I have an SWT combo box in my GUI. Is it possible to check if the combo box has been opened? (I've a mechanism which refreshes the state shown in the combo box, when a user opens it sometimes it jumps between user selection and that what the algorithm thinks is fine, the user selection has a priority over everything else).

推荐答案

Combo SWT 组件有方法 getListVisible() 如果组合下拉列表部分可见或不可见，它会返回标志.. 见 组合文档 了解详情.

Combo SWT component have method getListVisible() which returns flag if combo dropdown list part is visible or not.. see documentation for combo for details.

这篇关于如何检查当前是否打开了 SWT 组合?的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！