网上能查到的都说要装插件,全是胡扯
IDEA 版本 2020.1.1
windows:
setting -> Appearance & Behavior -> Appearance -> UI Options -> Background Image...
mac:
Preferences -> Appearance & Behavior -> Appearance -> UI Options -> Background Image...

IDEA设置背景图
网上能查到的都说要装插件,全是胡扯
IDEA 版本 2020.1.1
windows:
setting -> Appearance & Behavior -> Appearance -> UI Options -> Background Image...
mac:
Preferences -> Appearance & Behavior -> Appearance -> UI Options -> Background Image...