Patch from David Ascher for horizontal scrolling. Change the scroll range when moving caret outside normal scroll range. Modify scroll bar when calling SetXOffset API to ensure synchronised.
Patch from David Ascher for horizontal scrolling.
Change the scroll range when moving caret outside normal scroll range.
Modify scroll bar when calling SetXOffset API to ensure synchronised.

R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone