Show documentation pane within IntelliJ window
问题 I used to have a pane on the side of the IntelliJ 2019.3 window showing Javadoc for currently selected class name. That pane has disappeared. How do I get it back? I found this Code reference information page on the IntelliJ site, but it does not help. It shows a "gear" icon in the Quick documentation windoid that might do the trick. My my IntelliJ offers no such "gear" icon. 回答1: Select the name of a class in the source editor pane. Choose View > Quick Documentation . The pane appears on the