安装 $ git clone https://github.com/jinchizhong/kde-3-columns-layout $ cd kde-3-columns-layout $ make install 打开KDE System Settings => Workspace => Window Management =>启用Three Columns Layout 用法 默认快捷方式 Meta+Num4 ：将窗口移到左列Meta+Num5 ：将窗口移到中心列Meta