Java - JList see if ANYTHING is selected
Question
如何检查用户是否在JList中选择了任何内容？
2 answers
solution1
14 ACCPTED 2010-08-19 05:58:38
您是否尝试过JList.isSelectionEmpty() ？
solution2
0 2010-08-19 05:58:37
It's not optimal, but...
Create a deep copy of the list before it gets changed. Then compare (using equals) the possibly changed list to the copy of the original.
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