If I use the quick refactor feature to rename something, after saving the changes every line in the file is marked with the "line inserted" color in the left side of the edit window.
SlickEdit 2012 (v17.0.2.0 32-bit)
Licensed number of users: Single user
License file: C:\ProgramData\slickedit\17\slickedit.lic
Build Date: August 09, 2012
Emulation: CUA
OS: Windows 7
OS Version: 6.01.7601 Service Pack 1
Memory: 65% Load, 2182MB/3318MB Physical, 3311MB/6635MB Page File, 279MB/2047MB Virtual
Shell Info: C:\Windows\system32\cmd.exe /q
Screen Size: 1920 x 1200
Project Type: Cpp
Language: .cpp (C/C++)
Installation Directory: C:\Program Files\SlickEditV17.0.2\ (non-removable drive,NTFS,232209MB free)
Configuration Directory: U:\MyDocs\My SlickEdit Config\17.0.2\ (remote,NTFS,183862MB free)