+ /**
+ Adds non-stretchable space to the main orientation of the sizer only.
+ More readable way of calling:
+ @code
+ if ( wxBoxSizer::IsVertical() )
+ {
+ wxBoxSizer::Add(0, size, 0).
+ }
+ else
+ {
+ wxBoxSizer::Add(size, 0, 0).
+ }
+ @endcode
+ */
+ virtual wxSizerItem *AddSpacer(int size);
+