1. wxTextCtrl compilation fixes for wxGTK and more ugfixes (untested yet)

for wxMSW. Small doc update, too.
2. wxFFile compilation fixes for wxGTK
3. new files added to gtk/Makefile.am


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3006 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/textctrl.h

@@ -62,10 +62,6 @@ public:
     virtual void Replace(long from, long to, const wxString& value);
     virtual void Remove(long from, long to);
 
-    // load/save the controls contents from/to the file
-    virtual bool LoadFile(const wxString& file);
-    virtual bool SaveFile(const wxString& file);
-
     // clears the dirty flag
     virtual void DiscardEdits();
 
@@ -78,7 +74,7 @@ public:
     // considering all its contents as a single strings) and (x, y) coordinates
     // which represent column and line.
     virtual long XYToPosition(long x, long y) const;
-    virtual void PositionToXY(long pos, long *x, long *y) const;
+    virtual bool PositionToXY(long pos, long *x, long *y) const;
 
     virtual void ShowPosition(long pos);
 
@@ -132,6 +128,8 @@ public:
     void ApplyWidgetStyle();
     void CalculateScrollbar();
 
+    void SetModified() { m_modified = TRUE; }
+
 private:
     bool        m_modified;
     GtkWidget  *m_text;