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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: wx/menuitem.h | |
3 | // Purpose: wxMenuItem class | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 25.10.99 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> | |
9 | // Licence: wxWindows license | |
10 | /////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_MENUITEM_H_BASE_ | |
13 | #define _WX_MENUITEM_H_BASE_ | |
14 | ||
15 | #if wxUSE_MENUS | |
16 | ||
17 | // ---------------------------------------------------------------------------- | |
18 | // headers | |
19 | // ---------------------------------------------------------------------------- | |
20 | ||
21 | #include "wx/object.h" // base class | |
22 | ||
23 | // ---------------------------------------------------------------------------- | |
24 | // forward declarations | |
25 | // ---------------------------------------------------------------------------- | |
26 | ||
27 | class WXDLLEXPORT wxAcceleratorEntry; | |
28 | class WXDLLEXPORT wxMenuItem; | |
29 | class WXDLLEXPORT wxMenu; | |
30 | ||
31 | // ---------------------------------------------------------------------------- | |
32 | // wxMenuItem is an item in the menu which may be either a normal item, a sub | |
33 | // menu or a separator | |
34 | // ---------------------------------------------------------------------------- | |
35 | ||
36 | class WXDLLEXPORT wxMenuItemBase : public wxObject | |
37 | { | |
38 | public: | |
39 | // creation | |
40 | static wxMenuItem *New(wxMenu *parentMenu = (wxMenu *)NULL, | |
41 | int id = wxID_SEPARATOR, | |
42 | const wxString& text = wxEmptyString, | |
43 | const wxString& help = wxEmptyString, | |
44 | bool isCheckable = FALSE, | |
45 | wxMenu *subMenu = (wxMenu *)NULL); | |
46 | ||
47 | // destruction: wxMenuItem will delete its submenu | |
48 | virtual ~wxMenuItemBase(); | |
49 | ||
50 | // the menu we're in | |
51 | wxMenu *GetMenu() const { return m_parentMenu; } | |
52 | ||
53 | // get/set id | |
54 | void SetId(int id) { m_id = id; } | |
55 | int GetId() const { return m_id; } | |
56 | bool IsSeparator() const { return m_id == wxID_SEPARATOR; } | |
57 | ||
58 | // the item's text (or name) | |
59 | // | |
60 | // NB: the item's text includes the accelerators and mnemonics info (if | |
61 | // any), i.e. it may contain '&' or '_' or "\t..." and thus is | |
62 | // different from the item's label which only contains the text shown | |
63 | // in the menu | |
64 | virtual void SetText(const wxString& str) { m_text = str; } | |
65 | wxString GetLabel() const { return GetLabelFromText(m_text); } | |
66 | const wxString& GetText() const { return m_text; } | |
67 | ||
68 | // get the label from text (implemented in platform-specific code) | |
69 | static wxString GetLabelFromText(const wxString& text); | |
70 | ||
71 | // what kind of menu item we are | |
72 | virtual void SetCheckable(bool checkable) { m_isCheckable = checkable; } | |
73 | bool IsCheckable() const { return m_isCheckable; } | |
74 | ||
75 | bool IsSubMenu() const { return m_subMenu != NULL; } | |
76 | void SetSubMenu(wxMenu *menu) { m_subMenu = menu; } | |
77 | wxMenu *GetSubMenu() const { return m_subMenu; } | |
78 | ||
79 | // state | |
80 | virtual void Enable(bool enable = TRUE) { m_isEnabled = enable; } | |
81 | virtual bool IsEnabled() const { return m_isEnabled; } | |
82 | ||
83 | virtual void Check(bool check = TRUE) { m_isChecked = check; } | |
84 | virtual bool IsChecked() const { return m_isChecked; } | |
85 | void Toggle() { Check(!m_isChecked); } | |
86 | ||
87 | // help string (displayed in the status bar by default) | |
88 | void SetHelp(const wxString& str) { m_help = str; } | |
89 | const wxString& GetHelp() const { return m_help; } | |
90 | ||
91 | #if wxUSE_ACCEL | |
92 | // extract the accelerator from the given menu string, return NULL if none | |
93 | // found | |
94 | static wxAcceleratorEntry *GetAccelFromString(const wxString& label); | |
95 | ||
96 | // get our accelerator or NULL (caller must delete the pointer) | |
97 | virtual wxAcceleratorEntry *GetAccel() const; | |
98 | ||
99 | // set the accel for this item - this may also be done indirectly with | |
100 | // SetText() | |
101 | virtual void SetAccel(wxAcceleratorEntry *accel); | |
102 | #endif // wxUSE_ACCEL | |
103 | ||
104 | // compatibility only, use new functions in the new code | |
105 | void SetName(const wxString& str) { SetText(str); } | |
106 | const wxString& GetName() const { return GetText(); } | |
107 | ||
108 | protected: | |
109 | int m_id; // numeric id of the item >= 0 or -1 | |
110 | wxMenu *m_parentMenu, // the menu we belong to | |
111 | *m_subMenu; // our sub menu or NULL | |
112 | wxString m_text, // label of the item | |
113 | m_help; // the help string for the item | |
114 | bool m_isCheckable; // can be checked? | |
115 | bool m_isChecked; // is checked? | |
116 | bool m_isEnabled; // is enabled? | |
117 | ||
118 | // some compilers need a default constructor here, do not remove | |
119 | wxMenuItemBase() { } | |
120 | ||
121 | private: | |
122 | // and, if we have one ctor, compiler won't generate a default copy one, so | |
123 | // declare them ourselves - but don't implement as they shouldn't be used | |
124 | wxMenuItemBase(const wxMenuItemBase& item); | |
125 | wxMenuItemBase& operator=(const wxMenuItemBase& item); | |
126 | }; | |
127 | ||
128 | // ---------------------------------------------------------------------------- | |
129 | // include the real class declaration | |
130 | // ---------------------------------------------------------------------------- | |
131 | ||
132 | #ifdef wxUSE_BASE_CLASSES_ONLY | |
133 | #define wxMenuItem wxMenuItemBase | |
134 | #else // !wxUSE_BASE_CLASSES_ONLY | |
135 | #if defined(__WXUNIVERSAL__) | |
136 | #include "wx/univ/menuitem.h" | |
137 | #elif defined(__WXMSW__) | |
138 | #include "wx/msw/menuitem.h" | |
139 | #elif defined(__WXMOTIF__) | |
140 | #include "wx/motif/menuitem.h" | |
141 | #elif defined(__WXGTK__) | |
142 | #include "wx/gtk/menuitem.h" | |
143 | #elif defined(__WXMAC__) | |
144 | #include "wx/mac/menuitem.h" | |
145 | #elif defined(__WXPM__) | |
146 | #include "wx/os2/menuitem.h" | |
147 | #elif defined(__WXSTUBS__) | |
148 | #include "wx/stubs/menuitem.h" | |
149 | #endif | |
150 | #endif // wxUSE_BASE_CLASSES_ONLY/!wxUSE_BASE_CLASSES_ONLY | |
151 | ||
152 | #endif // wxUSE_MENUS | |
153 | ||
154 | #endif | |
155 | // _WX_MENUITEM_H_BASE_ |