fix the signature of the documented functions and document some (relatively) new...

[wxWidgets.git] / include / wx / vscroll.h

diff --git a/include/wx/vscroll.h b/include/wx/vscroll.h
index 84f7694df497bee7ad361a11581345688944bbe1..fdaf961e5ff60cb511189125549b0180129a5e89 100644 (file)
--- a/include/wx/vscroll.h
+++ b/include/wx/vscroll.h
@@ -15,7 +15,7 @@
 #include "wx/panel.h"
 #include "wx/position.h"
 
-class WXDLLEXPORT wxVarScrollHelperEvtHandler;
+class WXDLLIMPEXP_FWD_CORE wxVarScrollHelperEvtHandler;
 
 
 // Using the same techniques as the wxScrolledWindow class      |
@@ -576,68 +576,54 @@ public:
 
     // this is the same as GetVisibleRowsBegin(), exists to match
     // GetLastVisibleLine() and for backwards compatibility only
-    wxDEPRECATED( size_t GetFirstVisibleLine() const )
-        { return GetVisibleRowsBegin(); }
+    wxDEPRECATED( size_t GetFirstVisibleLine() const );
 
     // get the last currently visible line
     //
     // this function is unsafe as it returns (size_t)-1 (i.e. a huge positive
     // number) if the control is empty, use GetVisibleRowsEnd() instead, this
     // one is kept for backwards compatibility
-    wxDEPRECATED( size_t GetLastVisibleLine() const )
-        { return GetVisibleRowsEnd() - 1; }
+    wxDEPRECATED( size_t GetLastVisibleLine() const );
 
     // "line" to "unit" compatibility functions
     // ----------------------------------------
 
     // get the number of lines this window contains (set by SetLineCount())
-    wxDEPRECATED( size_t GetLineCount() const )
-        { return GetRowCount(); }
+    wxDEPRECATED( size_t GetLineCount() const );
 
     // set the number of lines the helper contains: the derived class must
     // provide the sizes for all lines with indices up to the one given here
     // in its OnGetLineHeight()
-    wxDEPRECATED( void SetLineCount(size_t count) )
-        { SetRowCount(count); }
+    wxDEPRECATED( void SetLineCount(size_t count) );
 
     // redraw the specified line
-    wxDEPRECATED( virtual void RefreshLine(size_t line) )
-        { RefreshRow(line); }
+    wxDEPRECATED( virtual void RefreshLine(size_t line) );
 
     // redraw all lines in the specified range (inclusive)
-    wxDEPRECATED( virtual void RefreshLines(size_t from, size_t to) )
-        { RefreshRows(from, to); }
+    wxDEPRECATED( virtual void RefreshLines(size_t from, size_t to) );
 
     // scroll to the specified line: it will become the first visible line in
     // the window
     //
     // return true if we scrolled the window, false if nothing was done
-    wxDEPRECATED( bool ScrollToLine(size_t line) )
-        { return ScrollToRow(line); }
+    wxDEPRECATED( bool ScrollToLine(size_t line) );
 
     // scroll by the specified number of lines/pages
-    wxDEPRECATED( virtual bool ScrollLines(int lines) )
-        { return ScrollRows(lines); }
-    wxDEPRECATED( virtual bool ScrollPages(int pages) )
-        { return ScrollRowPages(pages); }
+    wxDEPRECATED( virtual bool ScrollLines(int lines) );
+    wxDEPRECATED( virtual bool ScrollPages(int pages) );
 
 protected:
     // unless the code has been updated to override OnGetRowHeight() instead,
     // this function must be overridden in the derived class and it should
     // return the height of the given row in pixels
     wxDEPRECATED_BUT_USED_INTERNALLY(
-        virtual wxCoord OnGetLineHeight(size_t WXUNUSED(n)) const )
-    {
-        wxFAIL_MSG( _T("OnGetLineHeight() must be overridden if OnGetRowHeight() isn't!") );
-        return -1;
-    }
+        virtual wxCoord OnGetLineHeight(size_t n) const );
 
     // forwards the calls from base class pure virtual function to pure virtual
     // OnGetLineHeight instead (backwards compatible name)
     // note that we don't need to forward OnGetUnitSize() as it is already
     // forwarded to OnGetRowHeight() in wxVarVScrollHelper
-    virtual wxCoord OnGetRowHeight(size_t n) const
-        { return OnGetLineHeight(n); }
+    virtual wxCoord OnGetRowHeight(size_t n) const;
 
     // this function doesn't have to be overridden but it may be useful to do
     // it if calculating the lines heights is a relatively expensive operation
@@ -653,12 +639,11 @@ protected:
     // finally note that lineMin is inclusive, while lineMax is exclusive, as
     // usual
     wxDEPRECATED_BUT_USED_INTERNALLY( virtual void OnGetLinesHint(
-        size_t WXUNUSED(lineMin), size_t WXUNUSED(lineMax)) const ) { }
+        size_t lineMin, size_t lineMax) const );
 
     // forwards the calls from base class pure virtual function to pure virtual
     // OnGetLinesHint instead (backwards compatible name)
-    void OnGetRowsHeightHint(size_t rowMin, size_t rowMax) const
-        { OnGetLinesHint(rowMin, rowMax); }
+    void OnGetRowsHeightHint(size_t rowMin, size_t rowMax) const;
 };
 
 #else // !WXWIN_COMPATIBILITY_2_8