+ wxSize sz = GetDefaultSize() ;
+
+ int charspace = 8 ;
+ if ( GetWindowVariant() == wxWINDOW_VARIANT_NORMAL || GetWindowVariant() == wxWINDOW_VARIANT_LARGE )
+ {
+ sz.y = 20 ;
+ charspace = 10 ;
+ }
+ else if ( GetWindowVariant() == wxWINDOW_VARIANT_SMALL )
+ {
+ sz.y = 17 ;
+ charspace = 8 ;
+ }
+ else if ( GetWindowVariant() == wxWINDOW_VARIANT_MINI )
+ {
+ sz.y = 15 ;
+ charspace = 8 ;
+ }
+
+ Rect bestsize = { 0 , 0 , 0 , 0 } ;
+ m_peer->GetBestRect( &bestsize ) ;
+
+ int wBtn;
+ if ( EmptyRect( &bestsize ) )
+ {
+ wBtn = m_label.Length() * charspace + 12 ;
+ }
+ else
+ {
+ wBtn = bestsize.right - bestsize.left ;
+ sz.y = bestsize.bottom - bestsize.top ;
+ }
+
+ if (wBtn > sz.x || ( GetWindowStyle() & wxBU_EXACTFIT) )
+ sz.x = wBtn;
+
+ return sz ;