src/osx/carbon/choice.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/carbon/choice.cpp
   3 // Purpose:     wxChoice
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_CHOICE
  15
  16 #include "wx/choice.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/menu.h"
  20     #include "wx/dcclient.h"
  21 #endif
  22
  23 #include "wx/osx/private.h"
  24
  25 // adapt the number offset (mac menu are 1 based)
  26
  27 class wxMacChoiceCarbonControl : public wxMacControl
  28 {
  29 public :
  30     wxMacChoiceCarbonControl( wxWindowMac* peer ) : wxMacControl( peer )
  31     {
  32     }
  33
  34     void SetValue(wxInt32 v)
  35     {
  36         wxMacControl::SetValue( v + 1 );
  37     }
  38
  39     wxInt32 GetValue() const
  40     {
  41         return wxMacControl::GetValue() - 1;
  42     }
  43  };
  44
  45 wxWidgetImplType* wxWidgetImpl::CreateChoice( wxWindowMac* wxpeer,
  46                                     wxWindowMac* parent,
  47                                     wxWindowID WXUNUSED(id),
  48                                     wxMenu* menu,
  49                                     const wxPoint& pos,
  50                                     const wxSize& size,
  51                                     long WXUNUSED(style),
  52                                     long WXUNUSED(extraStyle))
  53 {
  54     Rect bounds = wxMacGetBoundsForControl( wxpeer , pos , size );
  55
  56     wxMacControl* peer = new wxMacChoiceCarbonControl( wxpeer ) ;
  57     OSStatus err = CreatePopupButtonControl(
  58         MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , CFSTR("") ,
  59         -12345 , false /* no variable width */ , 0 , 0 , 0 , peer->GetControlRefAddr() );
  60     verify_noerr( err );
  61
  62     peer->SetData<MenuHandle>( kControlNoPart , kControlPopupButtonMenuHandleTag , (MenuHandle) menu->GetHMenu() ) ;
  63     return peer;
  64 }
  65
  66 #endif // wxUSE_CHOICE