X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1be7a35c5ec31b6cfcab9d969c7969586441a945..204fd7058e300380067c9f021a0bc779eabde36d:/include/wx/scrolbar.h

diff --git a/include/wx/scrolbar.h b/include/wx/scrolbar.h
index 6cdf392a26..868c0ff593 100644
--- a/include/wx/scrolbar.h
+++ b/include/wx/scrolbar.h
@@ -18,13 +18,13 @@
 
 #include "wx/control.h"
 
-extern WXDLLEXPORT_DATA(const wxChar) wxScrollBarNameStr[];
+extern WXDLLIMPEXP_DATA_CORE(const char) wxScrollBarNameStr[];
 
 // ----------------------------------------------------------------------------
 // wxScrollBar: a scroll bar control
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxScrollBarBase : public wxControl
+class WXDLLIMPEXP_CORE wxScrollBarBase : public wxControl
 {
 public:
     wxScrollBarBase() { }
@@ -52,6 +52,9 @@ public:
                               int range, int pageSize,
                               bool refresh = true) = 0;
 
+    // implementation-only
+    bool IsNeeded() const { return GetRange() > GetThumbSize(); }
+
 private:
     DECLARE_NO_COPY_CLASS(wxScrollBarBase)
 };