wxWidgets/include/wx/menuitem.h
Vadim Zeitlin e3f4ca2e1e Add wxMenuItem::IsCheck() and IsRadio() accessors.
The latter will be convenient to use in the upcoming changes to wxOSX radio
items management code and add the former for the symmetry.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74542 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2013-07-16 14:10:20 +00:00

219 lines
8.1 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/menuitem.h
// Purpose: wxMenuItem class
// Author: Vadim Zeitlin
// Modified by:
// Created: 25.10.99
// RCS-ID: $Id$
// Copyright: (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_MENUITEM_H_BASE_
#define _WX_MENUITEM_H_BASE_
#include "wx/defs.h"
#if wxUSE_MENUS
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "wx/object.h" // base class
// ----------------------------------------------------------------------------
// forward declarations
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_FWD_CORE wxAcceleratorEntry;
class WXDLLIMPEXP_FWD_CORE wxMenuItem;
class WXDLLIMPEXP_FWD_CORE wxMenu;
// ----------------------------------------------------------------------------
// wxMenuItem is an item in the menu which may be either a normal item, a sub
// menu or a separator
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxMenuItemBase : public wxObject
{
public:
// creation
static wxMenuItem *New(wxMenu *parentMenu = NULL,
int itemid = wxID_SEPARATOR,
const wxString& text = wxEmptyString,
const wxString& help = wxEmptyString,
wxItemKind kind = wxITEM_NORMAL,
wxMenu *subMenu = NULL);
// destruction: wxMenuItem will delete its submenu
virtual ~wxMenuItemBase();
// the menu we're in
wxMenu *GetMenu() const { return m_parentMenu; }
void SetMenu(wxMenu* menu) { m_parentMenu = menu; }
// get/set id
void SetId(int itemid) { m_id = itemid; }
int GetId() const { return m_id; }
// the item's text (or name)
//
// NB: the item's label includes the accelerators and mnemonics info (if
// any), i.e. it may contain '&' or '_' or "\t..." and thus is
// different from the item's text which only contains the text shown
// in the menu. This used to be called SetText.
virtual void SetItemLabel(const wxString& str);
// return the item label including any mnemonics and accelerators.
// This used to be called GetText.
virtual wxString GetItemLabel() const { return m_text; }
// return just the text of the item label, without any mnemonics
// This used to be called GetLabel.
virtual wxString GetItemLabelText() const { return GetLabelText(m_text); }
// return just the text part of the given label (implemented in platform-specific code)
// This used to be called GetLabelFromText.
static wxString GetLabelText(const wxString& label);
// what kind of menu item we are
wxItemKind GetKind() const { return m_kind; }
void SetKind(wxItemKind kind) { m_kind = kind; }
bool IsSeparator() const { return m_kind == wxITEM_SEPARATOR; }
bool IsCheck() const { return m_kind == wxITEM_CHECK; }
bool IsRadio() const { return m_kind == wxITEM_RADIO; }
virtual void SetCheckable(bool checkable)
{ m_kind = checkable ? wxITEM_CHECK : wxITEM_NORMAL; }
// Notice that this doesn't quite match SetCheckable().
bool IsCheckable() const
{ return m_kind == wxITEM_CHECK || m_kind == wxITEM_RADIO; }
bool IsSubMenu() const { return m_subMenu != NULL; }
void SetSubMenu(wxMenu *menu) { m_subMenu = menu; }
wxMenu *GetSubMenu() const { return m_subMenu; }
// state
virtual void Enable(bool enable = true) { m_isEnabled = enable; }
virtual bool IsEnabled() const { return m_isEnabled; }
virtual void Check(bool check = true) { m_isChecked = check; }
virtual bool IsChecked() const { return m_isChecked; }
void Toggle() { Check(!m_isChecked); }
// help string (displayed in the status bar by default)
void SetHelp(const wxString& str);
const wxString& GetHelp() const { return m_help; }
#if wxUSE_ACCEL
// extract the accelerator from the given menu string, return NULL if none
// found
static wxAcceleratorEntry *GetAccelFromString(const wxString& label);
// get our accelerator or NULL (caller must delete the pointer)
virtual wxAcceleratorEntry *GetAccel() const;
// set the accel for this item - this may also be done indirectly with
// SetText()
virtual void SetAccel(wxAcceleratorEntry *accel);
#endif // wxUSE_ACCEL
#if WXWIN_COMPATIBILITY_2_8
// compatibility only, use new functions in the new code
wxDEPRECATED( void SetName(const wxString& str) );
wxDEPRECATED( wxString GetName() const );
// Now use GetItemLabelText
wxDEPRECATED( wxString GetLabel() const ) ;
// Now use GetItemLabel
wxDEPRECATED( const wxString& GetText() const );
// Now use GetLabelText to strip the accelerators
static wxDEPRECATED( wxString GetLabelFromText(const wxString& text) );
// Now use SetItemLabel
wxDEPRECATED( virtual void SetText(const wxString& str) );
#endif // WXWIN_COMPATIBILITY_2_8
static wxMenuItem *New(wxMenu *parentMenu,
int itemid,
const wxString& text,
const wxString& help,
bool isCheckable,
wxMenu *subMenu = NULL)
{
return New(parentMenu, itemid, text, help,
isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu);
}
protected:
wxWindowIDRef m_id; // numeric id of the item >= 0 or wxID_ANY or wxID_SEPARATOR
wxMenu *m_parentMenu, // the menu we belong to
*m_subMenu; // our sub menu or NULL
wxString m_text, // label of the item
m_help; // the help string for the item
wxItemKind m_kind; // separator/normal/check/radio item?
bool m_isChecked; // is checked?
bool m_isEnabled; // is enabled?
// this ctor is for the derived classes only, we're never created directly
wxMenuItemBase(wxMenu *parentMenu = NULL,
int itemid = wxID_SEPARATOR,
const wxString& text = wxEmptyString,
const wxString& help = wxEmptyString,
wxItemKind kind = wxITEM_NORMAL,
wxMenu *subMenu = NULL);
private:
// and, if we have one ctor, compiler won't generate a default copy one, so
// declare them ourselves - but don't implement as they shouldn't be used
wxMenuItemBase(const wxMenuItemBase& item);
wxMenuItemBase& operator=(const wxMenuItemBase& item);
};
#if WXWIN_COMPATIBILITY_2_8
inline void wxMenuItemBase::SetName(const wxString &str)
{ SetItemLabel(str); }
inline wxString wxMenuItemBase::GetName() const
{ return GetItemLabel(); }
inline wxString wxMenuItemBase::GetLabel() const
{ return GetLabelText(m_text); }
inline const wxString& wxMenuItemBase::GetText() const { return m_text; }
inline void wxMenuItemBase::SetText(const wxString& text) { SetItemLabel(text); }
#endif // WXWIN_COMPATIBILITY_2_8
// ----------------------------------------------------------------------------
// include the real class declaration
// ----------------------------------------------------------------------------
#ifdef wxUSE_BASE_CLASSES_ONLY
#define wxMenuItem wxMenuItemBase
#else // !wxUSE_BASE_CLASSES_ONLY
#if defined(__WXUNIVERSAL__)
#include "wx/univ/menuitem.h"
#elif defined(__WXMSW__)
#include "wx/msw/menuitem.h"
#elif defined(__WXMOTIF__)
#include "wx/motif/menuitem.h"
#elif defined(__WXGTK20__)
#include "wx/gtk/menuitem.h"
#elif defined(__WXGTK__)
#include "wx/gtk1/menuitem.h"
#elif defined(__WXMAC__)
#include "wx/osx/menuitem.h"
#elif defined(__WXCOCOA__)
#include "wx/cocoa/menuitem.h"
#elif defined(__WXPM__)
#include "wx/os2/menuitem.h"
#endif
#endif // wxUSE_BASE_CLASSES_ONLY/!wxUSE_BASE_CLASSES_ONLY
#endif // wxUSE_MENUS
#endif
// _WX_MENUITEM_H_BASE_