Enum Update
Type of modification and the action which caused the modification. These are defined as a bit mask to make it easy to specify which notifications are wanted. One bit is set from each of SC_MOD_* and SC_PERFORMED_*. (Scintilla feature SC_UPDATE_)
[Flags]
public enum Update
Fields
CONTENT = 1
H_SCROLL = 8
SELECTION = 2
V_SCROLL = 4