Added support for variable-width fonts

to wxTextCtrl. This excludes syntax
    highlighting, which is probably OK.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14970 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/x11/textctrl.h

@@ -226,6 +226,9 @@ public:
     bool OverwriteMode()                    { return m_overwrite; }
 
     // implementation from now on...
+    
+    int PosToPixel( int line, int pos );
+    int PixelToPos( int line, int pixel );
 
     void SearchForBrackets();