It's easier to show problem in screen shot. Reproducible: Always Steps to Reproduce: 1. set QT_DEVICE_PIXEL_RATIO=2 2. open kdevelop Actual Results: Currently icon is obviously at wrong place than the entry itself. Expected Results: File tree icon is shown properly.
Created attachment 96713 [details] Screenshot that shows the problem
This should be fixed by: commit e4ce073663b95495860cdb858c3b8ec174ccba16 Author: Andrew McCann <amccann@gmail.com> Date: Thu Oct 29 12:59:04 2015 -0700 KDevelop 5 : Fix HiDPI issue with project tree view Please update to KDevelop 5.0 branch. You're using the v4.90.90 tag, I presume?