Java JList滚动到所选项目 [英] Java JList scroll to selected item

问题描述

我有一个JList，其中有很多项目，其中一项被选中.我想滚动到此JList中的选定项目，以便用户可以快速查看选择了哪个项目.

I have a JList with a lot of items in it, of which one is selected. I would like to scroll to the selected item in this JList, so the user can quickly see which item is selected.

我该怎么做?

String[] data = {"one", "two", "three", "four", /* AND A LOT MORE */};
JList dataList = new JList(data);
JScrollPane scrollPane = new JScrollPane(dataList);

推荐答案

这应该做到:

dataList.ensureIndexIsVisible(dataList.getSelectedIndex());

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