include/wx/os2/menuitem.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/os2/menuitem.h
   3 // Purpose:     wxMenuItem class
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     11.11.97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef   _MENUITEM_H
  13 #define   _MENUITEM_H
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 #include "wx/defs.h"
  20
  21 // an exception to the general rule that a normal header doesn't include other
  22 // headers - only because ownerdrw.h is not always included and I don't want
  23 // to write #ifdef's everywhere...
  24 #if wxUSE_OWNER_DRAWN
  25     #include  "wx/ownerdrw.h"
  26 #endif
  27
  28 // ----------------------------------------------------------------------------
  29 // constants
  30 // ----------------------------------------------------------------------------
  31
  32 // ----------------------------------------------------------------------------
  33 // wxMenuItem: an item in the menu, optionally implements owner-drawn behaviour
  34 // ----------------------------------------------------------------------------
  35 class WXDLLEXPORT wxMenuItem: public wxMenuItemBase
  36 #if wxUSE_OWNER_DRAWN
  37                             , public wxOwnerDrawn
  38 #endif
  39 {
  40 public:
  41     //
  42     // ctor & dtor
  43     //
  44     wxMenuItem( wxMenu*         pParentMenu = NULL
  45                ,int             nId = wxID_SEPARATOR
  46                ,const wxString& rStrName = wxEmptyString
  47                ,const wxString& rWxHelp = wxEmptyString
  48                ,wxItemKind      eKind = wxITEM_NORMAL
  49                ,wxMenu*         pSubMenu = NULL
  50               );
  51
  52     //
  53     // Depricated, do not use in new code
  54     //
  55     wxMenuItem( wxMenu*         pParentMenu
  56                ,int             vId
  57                ,const wxString& rsText
  58                ,const wxString& rsHelp
  59                ,bool            bIsCheckable
  60                ,wxMenu*         pSubMenu = (wxMenu *)NULL
  61               );
  62     virtual ~wxMenuItem();
  63
  64     //
  65     // Override base class virtuals
  66     //
  67     virtual void SetItemLabel(const wxString& rStrName);
  68     virtual void SetCheckable(bool bCheckable);
  69
  70     virtual void Enable(bool bDoEnable = true);
  71     virtual void Check(bool bDoCheck = true);
  72     virtual bool IsChecked(void) const;
  73
  74     //
  75     // Unfortunately needed to resolve ambiguity between
  76     // wxMenuItemBase::IsCheckable() and wxOwnerDrawn::IsCheckable()
  77     //
  78     bool IsCheckable(void) const { return wxMenuItemBase::IsCheckable(); }
  79
  80     //
  81     // The id for a popup menu is really its menu handle (as required by
  82     // ::AppendMenu() API), so this function will return either the id or the
  83     // menu handle depending on what we're
  84     //
  85     int GetRealId(void) const;
  86
  87     //
  88     // Mark item as belonging to the given radio group
  89     //
  90     void SetAsRadioGroupStart(void);
  91     void SetRadioGroupStart(int nStart);
  92     void SetRadioGroupEnd(int nEnd);
  93
  94     //
  95     // All OS/2PM Submenus and menus have one of these
  96     //
  97     MENUITEM                        m_vMenuData;
  98
  99 private:
 100     void Init();
 101
 102     //
 103     // The positions of the first and last items of the radio group this item
 104     // belongs to or -1: start is the radio group start and is valid for all
 105     // but first radio group items (m_isRadioGroupStart == FALSE), end is valid
 106     // only for the first one
 107     //
 108     union
 109     {
 110         int m_nStart;
 111         int m_nEnd;
 112     } m_vRadioGroup;
 113
 114     //
 115     // Does this item start a radio group?
 116     //
 117     bool                            m_bIsRadioGroupStart;
 118
 119     DECLARE_DYNAMIC_CLASS(wxMenuItem)
 120 }; // end of CLASS wxMenuItem
 121
 122 #endif  //_MENUITEM_H