allow passing -1 range to SetScrollbar() to indicate the the scrollbar should be disabled and use this to implement wxSHOW_SB_ALWAYS in the generic wxScrollHelper

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57535 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2008-12-24 21:58:05 +00:00
parent 938161a6a4
commit 1ddb6d2857
5 changed files with 104 additions and 67 deletions
--- a/include/wx/generic/scrolwin.h
+++ b/include/wx/generic/scrolwin.h
@@ -35,9 +35,10 @@ private:
    void DoAdjustScrollbar(int orient,
                           int clientSize,
                           int virtSize,
-                           int& pixelsPerUnit,
+                           int pixelsPerUnit,
                           int& scrollUnits,
                           int& scrollPosition,
+                           int& scrollLinesPerPage,
                           wxScrollbarVisibility visibility);